diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/staging/Makefile | 1 | ||||
| -rw-r--r-- | drivers/staging/qlge/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/staging/qlge/Makefile | 8 | ||||
| -rw-r--r-- | drivers/staging/qlge/TODO | 28 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge.h | 2293 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge_dbg.c | 1311 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge_devlink.c | 167 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge_devlink.h | 9 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge_ethtool.c | 746 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge_main.c | 4845 | ||||
| -rw-r--r-- | drivers/staging/qlge/qlge_mpi.c | 1273 |
12 files changed, 0 insertions, 10694 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index 21a158dabe6c..784b9f673ead 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -72,8 +72,6 @@ source "drivers/staging/axis-fifo/Kconfig" source "drivers/staging/fieldbus/Kconfig" -source "drivers/staging/qlge/Kconfig" - source "drivers/staging/vme_user/Kconfig" endif # STAGING diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 0f6379436443..2ea99c7b05d9 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -26,4 +26,3 @@ obj-$(CONFIG_BCM2835_VCHIQ) += vc04_services/ obj-$(CONFIG_PI433) += pi433/ obj-$(CONFIG_XIL_AXIS_FIFO) += axis-fifo/ obj-$(CONFIG_FIELDBUS_DEV) += fieldbus/ -obj-$(CONFIG_QLGE) += qlge/ diff --git a/drivers/staging/qlge/Kconfig b/drivers/staging/qlge/Kconfig deleted file mode 100644 index 6d831ed67965..000000000000 --- a/drivers/staging/qlge/Kconfig +++ /dev/null @@ -1,11 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 - -config QLGE - tristate "QLogic QLGE 10Gb Ethernet Driver Support" - depends on ETHERNET && PCI - select NET_DEVLINK - help - This driver supports QLogic ISP8XXX 10Gb Ethernet cards. - - To compile this driver as a module, choose M here. The module will be - called qlge. diff --git a/drivers/staging/qlge/Makefile b/drivers/staging/qlge/Makefile deleted file mode 100644 index 07c1898a512e..000000000000 --- a/drivers/staging/qlge/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -# -# Makefile for the Qlogic 10GbE PCI Express ethernet driver -# - -obj-$(CONFIG_QLGE) += qlge.o - -qlge-objs := qlge_main.o qlge_dbg.o qlge_mpi.o qlge_ethtool.o qlge_devlink.o diff --git a/drivers/staging/qlge/TODO b/drivers/staging/qlge/TODO deleted file mode 100644 index 7e277407033e..000000000000 --- a/drivers/staging/qlge/TODO +++ /dev/null @@ -1,28 +0,0 @@ -* commit 7c734359d350 ("qlge: Size RX buffers based on MTU.", v2.6.33-rc1) - introduced dead code in the receive routines, which should be rewritten - anyways by the admission of the author himself, see the comment above - qlge_build_rx_skb(). That function is now used exclusively to handle packets - that underwent header splitting but it still contains code to handle non - split cases. -* truesize accounting is incorrect (ex: a 9000B frame has skb->truesize 10280 - while containing two frags of order-1 allocations, ie. >16K) -* while in that area, using two 8k buffers to store one 9k frame is a poor - choice of buffer size. -* in the "chain of large buffers" case, the driver uses an skb allocated with - head room but only puts data in the frags. -* rename "rx" queues to "completion" queues. Calling tx completion queues "rx - queues" is confusing. -* struct rx_ring is used for rx and tx completions, with some members relevant - to one case only -* the flow control implementation in firmware is buggy (sends a flood of pause - frames, resets the link, device and driver buffer queues become - desynchronized), disable it by default -* the driver has a habit of using runtime checks where compile time checks are - possible (ex. qlge_free_rx_buffers()) -* reorder struct members to avoid holes if it doesn't impact performance -* use better-suited apis (ex. use pci_iomap() instead of ioremap()) -* remove duplicate and useless comments -* fix weird line wrapping (all over, ex. the qlge_set_routing_reg() calls in - qlge_set_multicast_list()). -* remove useless casts (ex. memset((void *)mac_iocb_ptr, ...)) -* fix checkpatch issues diff --git a/drivers/staging/qlge/qlge.h b/drivers/staging/qlge/qlge.h deleted file mode 100644 index 69c5b332fd7c..000000000000 --- a/drivers/staging/qlge/qlge.h +++ /dev/null @@ -1,2293 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * QLogic QLA41xx NIC HBA Driver - * Copyright (c) 2003-2006 QLogic Corporation - */ -#ifndef _QLGE_H_ -#define _QLGE_H_ - -#include <linux/interrupt.h> -#include <linux/pci.h> -#include <linux/netdevice.h> -#include <linux/rtnetlink.h> -#include <linux/if_vlan.h> - -/* - * General definitions... - */ -#define DRV_NAME "qlge" -#define DRV_STRING "QLogic 10 Gigabit PCI-E Ethernet Driver " -#define DRV_VERSION "1.00.00.35" - -#define WQ_ADDR_ALIGN 0x3 /* 4 byte alignment */ - -#define QLGE_VENDOR_ID 0x1077 -#define QLGE_DEVICE_ID_8012 0x8012 -#define QLGE_DEVICE_ID_8000 0x8000 -#define QLGE_MEZZ_SSYS_ID_068 0x0068 -#define QLGE_MEZZ_SSYS_ID_180 0x0180 -#define MAX_CPUS 8 -#define MAX_TX_RINGS MAX_CPUS -#define MAX_RX_RINGS ((MAX_CPUS * 2) + 1) - -#define NUM_TX_RING_ENTRIES 256 -#define NUM_RX_RING_ENTRIES 256 - -/* Use the same len for sbq and lbq. Note that it seems like the device might - * support different sizes. - */ -#define QLGE_BQ_SHIFT 9 -#define QLGE_BQ_LEN BIT(QLGE_BQ_SHIFT) -#define QLGE_BQ_SIZE (QLGE_BQ_LEN * sizeof(__le64)) - -#define DB_PAGE_SIZE 4096 - -/* Calculate the number of (4k) pages required to - * contain a buffer queue of the given length. - */ -#define MAX_DB_PAGES_PER_BQ(x) \ - (((x * sizeof(u64)) / DB_PAGE_SIZE) + \ - (((x * sizeof(u64)) % DB_PAGE_SIZE) ? 1 : 0)) - -#define RX_RING_SHADOW_SPACE (sizeof(u64) + \ - MAX_DB_PAGES_PER_BQ(QLGE_BQ_LEN) * sizeof(u64) + \ - MAX_DB_PAGES_PER_BQ(QLGE_BQ_LEN) * sizeof(u64)) -#define LARGE_BUFFER_MAX_SIZE 8192 -#define LARGE_BUFFER_MIN_SIZE 2048 - -#define MAX_CQ 128 -#define DFLT_COALESCE_WAIT 100 /* 100 usec wait for coalescing */ -#define MAX_INTER_FRAME_WAIT 10 /* 10 usec max interframe-wait for coalescing */ -#define DFLT_INTER_FRAME_WAIT (MAX_INTER_FRAME_WAIT / 2) -#define UDELAY_COUNT 3 -#define UDELAY_DELAY 100 - -#define TX_DESC_PER_IOCB 8 - -#if ((MAX_SKB_FRAGS - TX_DESC_PER_IOCB) + 2) > 0 -#define TX_DESC_PER_OAL ((MAX_SKB_FRAGS - TX_DESC_PER_IOCB) + 2) -#else /* all other page sizes */ -#define TX_DESC_PER_OAL 0 -#endif - -/* Word shifting for converting 64-bit - * address to a series of 16-bit words. - * This is used for some MPI firmware - * mailbox commands. - */ -#define LSW(x) ((u16)(x)) -#define MSW(x) ((u16)((u32)(x) >> 16)) -#define LSD(x) ((u32)((u64)(x))) -#define MSD(x) ((u32)((((u64)(x)) >> 32))) - -/* In some cases, the device interprets a value of 0x0000 as 65536. These - * cases are marked using the following macro. - */ -#define QLGE_FIT16(value) ((u16)(value)) - -/* MPI test register definitions. This register - * is used for determining alternate NIC function's - * PCI->func number. - */ -enum { - MPI_TEST_FUNC_PORT_CFG = 0x1002, - MPI_TEST_FUNC_PRB_CTL = 0x100e, - MPI_TEST_FUNC_PRB_EN = 0x18a20000, - MPI_TEST_FUNC_RST_STS = 0x100a, - MPI_TEST_FUNC_RST_FRC = 0x00000003, - MPI_TEST_NIC_FUNC_MASK = 0x00000007, - MPI_TEST_NIC1_FUNCTION_ENABLE = (1 << 0), - MPI_TEST_NIC1_FUNCTION_MASK = 0x0000000e, - MPI_TEST_NIC1_FUNC_SHIFT = 1, - MPI_TEST_NIC2_FUNCTION_ENABLE = (1 << 4), - MPI_TEST_NIC2_FUNCTION_MASK = 0x000000e0, - MPI_TEST_NIC2_FUNC_SHIFT = 5, - MPI_TEST_FC1_FUNCTION_ENABLE = (1 << 8), - MPI_TEST_FC1_FUNCTION_MASK = 0x00000e00, - MPI_TEST_FC1_FUNCTION_SHIFT = 9, - MPI_TEST_FC2_FUNCTION_ENABLE = (1 << 12), - MPI_TEST_FC2_FUNCTION_MASK = 0x0000e000, - MPI_TEST_FC2_FUNCTION_SHIFT = 13, - - MPI_NIC_READ = 0x00000000, - MPI_NIC_REG_BLOCK = 0x00020000, - MPI_NIC_FUNCTION_SHIFT = 6, -}; - -/* - * Processor Address Register (PROC_ADDR) bit definitions. - */ -enum { - /* Misc. stuff */ - MAILBOX_COUNT = 16, - MAILBOX_TIMEOUT = 5, - - PROC_ADDR_RDY = (1 << 31), - PROC_ADDR_R = (1 << 30), - PROC_ADDR_ERR = (1 << 29), - PROC_ADDR_DA = (1 << 28), - PROC_ADDR_FUNC0_MBI = 0x00001180, - PROC_ADDR_FUNC0_MBO = (PROC_ADDR_FUNC0_MBI + MAILBOX_COUNT), - PROC_ADDR_FUNC0_CTL = 0x000011a1, - PROC_ADDR_FUNC2_MBI = 0x00001280, - PROC_ADDR_FUNC2_MBO = (PROC_ADDR_FUNC2_MBI + MAILBOX_COUNT), - PROC_ADDR_FUNC2_CTL = 0x000012a1, - PROC_ADDR_MPI_RISC = 0x00000000, - PROC_ADDR_MDE = 0x00010000, - PROC_ADDR_REGBLOCK = 0x00020000, - PROC_ADDR_RISC_REG = 0x00030000, -}; - -/* - * System Register (SYS) bit definitions. - */ -enum { - SYS_EFE = (1 << 0), - SYS_FAE = (1 << 1), - SYS_MDC = (1 << 2), - SYS_DST = (1 << 3), - SYS_DWC = (1 << 4), - SYS_EVW = (1 << 5), - SYS_OMP_DLY_MASK = 0x3f000000, - /* - * There are no values defined as of edit #15. - */ - SYS_ODI = (1 << 14), -}; - -/* - * Reset/Failover Register (RST_FO) bit definitions. - */ -enum { - RST_FO_TFO = (1 << 0), - RST_FO_RR_MASK = 0x00060000, - RST_FO_RR_CQ_CAM = 0x00000000, - RST_FO_RR_DROP = 0x00000002, - RST_FO_RR_DQ = 0x00000004, - RST_FO_RR_RCV_FUNC_CQ = 0x00000006, - RST_FO_FRB = (1 << 12), - RST_FO_MOP = (1 << 13), - RST_FO_REG = (1 << 14), - RST_FO_FR = (1 << 15), -}; - -/* - * Function Specific Control Register (FSC) bit definitions. - */ -enum { - FSC_DBRST_MASK = 0x00070000, - FSC_DBRST_256 = 0x00000000, - FSC_DBRST_512 = 0x00000001, - FSC_DBRST_768 = 0x00000002, - FSC_DBRST_1024 = 0x00000003, - FSC_DBL_MASK = 0x00180000, - FSC_DBL_DBRST = 0x00000000, - FSC_DBL_MAX_PLD = 0x00000008, - FSC_DBL_MAX_BRST = 0x00000010, - FSC_DBL_128_BYTES = 0x00000018, - FSC_EC = (1 << 5), - FSC_EPC_MASK = 0x00c00000, - FSC_EPC_INBOUND = (1 << 6), - FSC_EPC_OUTBOUND = (1 << 7), - FSC_VM_PAGESIZE_MASK = 0x07000000, - FSC_VM_PAGE_2K = 0x00000100, - FSC_VM_PAGE_4K = 0x00000200, - FSC_VM_PAGE_8K = 0x00000300, - FSC_VM_PAGE_64K = 0x00000600, - FSC_SH = (1 << 11), - FSC_DSB = (1 << 12), - FSC_STE = (1 << 13), - FSC_FE = (1 << 15), -}; - -/* - * Host Command Status Register (CSR) bit definitions. - */ -enum { - CSR_ERR_STS_MASK = 0x0000003f, - /* - * There are no valued defined as of edit #15. - */ - CSR_RR = (1 << 8), - CSR_HRI = (1 << 9), - CSR_RP = (1 << 10), - CSR_CMD_PARM_SHIFT = 22, - CSR_CMD_NOP = 0x00000000, - CSR_CMD_SET_RST = 0x10000000, - CSR_CMD_CLR_RST = 0x20000000, - CSR_CMD_SET_PAUSE = 0x30000000, - CSR_CMD_CLR_PAUSE = 0x40000000, - CSR_CMD_SET_H2R_INT = 0x50000000, - CSR_CMD_CLR_H2R_INT = 0x60000000, - CSR_CMD_PAR_EN = 0x70000000, - CSR_CMD_SET_BAD_PAR = 0x80000000, - CSR_CMD_CLR_BAD_PAR = 0x90000000, - CSR_CMD_CLR_R2PCI_INT = 0xa0000000, -}; - -/* - * Configuration Register (CFG) bit definitions. - */ -enum { - CFG_LRQ = (1 << 0), - CFG_DRQ = (1 << 1), - CFG_LR = (1 << 2), - CFG_DR = (1 << 3), - CFG_LE = (1 << 5), - CFG_LCQ = (1 << 6), - CFG_DCQ = (1 << 7), - CFG_Q_SHIFT = 8, - CFG_Q_MASK = 0x7f000000, -}; - -/* - * Status Register (STS) bit definitions. - */ -enum { - STS_FE = (1 << 0), - STS_PI = (1 << 1), - STS_PL0 = (1 << 2), - STS_PL1 = (1 << 3), - STS_PI0 = (1 << 4), - STS_PI1 = (1 << 5), - STS_FUNC_ID_MASK = 0x000000c0, - STS_FUNC_ID_SHIFT = 6, - STS_F0E = (1 << 8), - STS_F1E = (1 << 9), - STS_F2E = (1 << 10), - STS_F3E = (1 << 11), - STS_NFE = (1 << 12), -}; - -/* - * Interrupt Enable Register (INTR_EN) bit definitions. - */ -enum { - INTR_EN_INTR_MASK = 0x007f0000, - INTR_EN_TYPE_MASK = 0x03000000, - INTR_EN_TYPE_ENABLE = 0x00000100, - INTR_EN_TYPE_DISABLE = 0x00000200, - INTR_EN_TYPE_READ = 0x00000300, - INTR_EN_IHD = (1 << 13), - INTR_EN_IHD_MASK = (INTR_EN_IHD << 16), - INTR_EN_EI = (1 << 14), - INTR_EN_EN = (1 << 15), -}; - -/* - * Interrupt Mask Register (INTR_MASK) bit definitions. - */ -enum { - INTR_MASK_PI = (1 << 0), - INTR_MASK_HL0 = (1 << 1), - INTR_MASK_LH0 = (1 << 2), - INTR_MASK_HL1 = (1 << 3), - INTR_MASK_LH1 = (1 << 4), - INTR_MASK_SE = (1 << 5), - INTR_MASK_LSC = (1 << 6), - INTR_MASK_MC = (1 << 7), - INTR_MASK_LINK_IRQS = INTR_MASK_LSC | INTR_MASK_SE | INTR_MASK_MC, -}; - -/* - * Register (REV_ID) bit definitions. - */ -enum { - REV_ID_MASK = 0x0000000f, - REV_ID_NICROLL_SHIFT = 0, - REV_ID_NICREV_SHIFT = 4, - REV_ID_XGROLL_SHIFT = 8, - REV_ID_XGREV_SHIFT = 12, - REV_ID_CHIPREV_SHIFT = 28, -}; - -/* - * Force ECC Error Register (FRC_ECC_ERR) bit definitions. - */ -enum { - FRC_ECC_ERR_VW = (1 << 12), - FRC_ECC_ERR_VB = (1 << 13), - FRC_ECC_ERR_NI = (1 << 14), - FRC_ECC_ERR_NO = (1 << 15), - FRC_ECC_PFE_SHIFT = 16, - FRC_ECC_ERR_DO = (1 << 18), - FRC_ECC_P14 = (1 << 19), -}; - -/* - * Error Status Register (ERR_STS) bit definitions. - */ -enum { - ERR_STS_NOF = (1 << 0), - ERR_STS_NIF = (1 << 1), - ERR_STS_DRP = (1 << 2), - ERR_STS_XGP = (1 << 3), - ERR_STS_FOU = (1 << 4), - ERR_STS_FOC = (1 << 5), - ERR_STS_FOF = (1 << 6), - ERR_STS_FIU = (1 << 7), - ERR_STS_FIC = (1 << 8), - ERR_STS_FIF = (1 << 9), - ERR_STS_MOF = (1 << 10), - ERR_STS_TA = (1 << 11), - ERR_STS_MA = (1 << 12), - ERR_STS_MPE = (1 << 13), - ERR_STS_SCE = (1 << 14), - ERR_STS_STE = (1 << 15), - ERR_STS_FOW = (1 << 16), - ERR_STS_UE = (1 << 17), - ERR_STS_MCH = (1 << 26), - ERR_STS_LOC_SHIFT = 27, -}; - -/* - * RAM Debug Address Register (RAM_DBG_ADDR) bit definitions. - */ -enum { - RAM_DBG_ADDR_FW = (1 << 30), - RAM_DBG_ADDR_FR = (1 << 31), -}; - -/* - * Semaphore Register (SEM) bit definitions. - */ -enum { - /* - * Example: - * reg = SEM_XGMAC0_MASK | (SEM_SET << SEM_XGMAC0_SHIFT) - */ - SEM_CLEAR = 0, - SEM_SET = 1, - SEM_FORCE = 3, - SEM_XGMAC0_SHIFT = 0, - SEM_XGMAC1_SHIFT = 2, - SEM_ICB_SHIFT = 4, - SEM_MAC_ADDR_SHIFT = 6, - SEM_FLASH_SHIFT = 8, - SEM_PROBE_SHIFT = 10, - SEM_RT_IDX_SHIFT = 12, - SEM_PROC_REG_SHIFT = 14, - SEM_XGMAC0_MASK = 0x00030000, - SEM_XGMAC1_MASK = 0x000c0000, - SEM_ICB_MASK = 0x00300000, - SEM_MAC_ADDR_MASK = 0x00c00000, - SEM_FLASH_MASK = 0x03000000, - SEM_PROBE_MASK = 0x0c000000, - SEM_RT_IDX_MASK = 0x30000000, - SEM_PROC_REG_MASK = 0xc0000000, -}; - -/* - * 10G MAC Address Register (XGMAC_ADDR) bit definitions. - */ -enum { - XGMAC_ADDR_RDY = (1 << 31), - XGMAC_ADDR_R = (1 << 30), - XGMAC_ADDR_XME = (1 << 29), - - /* XGMAC control registers */ - PAUSE_SRC_LO = 0x00000100, - PAUSE_SRC_HI = 0x00000104, - GLOBAL_CFG = 0x00000108, - GLOBAL_CFG_RESET = (1 << 0), - GLOBAL_CFG_JUMBO = (1 << 6), - GLOBAL_CFG_TX_STAT_EN = (1 << 10), - GLOBAL_CFG_RX_STAT_EN = (1 << 11), - TX_CFG = 0x0000010c, - TX_CFG_RESET = (1 << 0), - TX_CFG_EN = (1 << 1), - TX_CFG_PREAM = (1 << 2), - RX_CFG = 0x00000110, - RX_CFG_RESET = (1 << 0), - RX_CFG_EN = (1 << 1), - RX_CFG_PREAM = (1 << 2), - FLOW_CTL = 0x0000011c, - PAUSE_OPCODE = 0x00000120, - PAUSE_TIMER = 0x00000124, - PAUSE_FRM_DEST_LO = 0x00000128, - PAUSE_FRM_DEST_HI = 0x0000012c, - MAC_TX_PARAMS = 0x00000134, - MAC_TX_PARAMS_JUMBO = (1 << 31), - MAC_TX_PARAMS_SIZE_SHIFT = 16, - MAC_RX_PARAMS = 0x00000138, - MAC_SYS_INT = 0x00000144, - MAC_SYS_INT_MASK = 0x00000148, - MAC_MGMT_INT = 0x0000014c, - MAC_MGMT_IN_MASK = 0x00000150, - EXT_ARB_MODE = 0x000001fc, - - /* XGMAC TX statistics registers */ - TX_PKTS = 0x00000200, - TX_BYTES = 0x00000208, - TX_MCAST_PKTS = 0x00000210, - TX_BCAST_PKTS = 0x00000218, - TX_UCAST_PKTS = 0x00000220, - TX_CTL_PKTS = 0x00000228, - TX_PAUSE_PKTS = 0x00000230, - TX_64_PKT = 0x00000238, - TX_65_TO_127_PKT = 0x00000240, - TX_128_TO_255_PKT = 0x00000248, - TX_256_511_PKT = 0x00000250, - TX_512_TO_1023_PKT = 0x00000258, - TX_1024_TO_1518_PKT = 0x00000260, - TX_1519_TO_MAX_PKT = 0x00000268, - TX_UNDERSIZE_PKT = 0x00000270, - TX_OVERSIZE_PKT = 0x00000278, - - /* XGMAC statistics control registers */ - RX_HALF_FULL_DET = 0x000002a0, - TX_HALF_FULL_DET = 0x000002a4, - RX_OVERFLOW_DET = 0x000002a8, - TX_OVERFLOW_DET = 0x000002ac, - RX_HALF_FULL_MASK = 0x000002b0, - TX_HALF_FULL_MASK = 0x000002b4, - RX_OVERFLOW_MASK = 0x000002b8, - TX_OVERFLOW_MASK = 0x000002bc, - STAT_CNT_CTL = 0x000002c0, - STAT_CNT_CTL_CLEAR_TX = (1 << 0), - STAT_CNT_CTL_CLEAR_RX = (1 << 1), - AUX_RX_HALF_FULL_DET = 0x000002d0, - AUX_TX_HALF_FULL_DET = 0x000002d4, - AUX_RX_OVERFLOW_DET = 0x000002d8, - AUX_TX_OVERFLOW_DET = 0x000002dc, - AUX_RX_HALF_FULL_MASK = 0x000002f0, - AUX_TX_HALF_FULL_MASK = 0x000002f4, - AUX_RX_OVERFLOW_MASK = 0x000002f8, - AUX_TX_OVERFLOW_MASK = 0x000002fc, - - /* XGMAC RX statistics registers */ - RX_BYTES = 0x00000300, - RX_BYTES_OK = 0x00000308, - RX_PKTS = 0x00000310, - RX_PKTS_OK = 0x00000318, - RX_BCAST_PKTS = 0x00000320, - RX_MCAST_PKTS = 0x00000328, - RX_UCAST_PKTS = 0x00000330, - RX_UNDERSIZE_PKTS = 0x00000338, - RX_OVERSIZE_PKTS = 0x00000340, - RX_JABBER_PKTS = 0x00000348, - RX_UNDERSIZE_FCERR_PKTS = 0x00000350, - RX_DROP_EVENTS = 0x00000358, - RX_FCERR_PKTS = 0x00000360, - RX_ALIGN_ERR = 0x00000368, - RX_SYMBOL_ERR = 0x00000370, - RX_MAC_ERR = 0x00000378, - RX_CTL_PKTS = 0x00000380, - RX_PAUSE_PKTS = 0x00000388, - RX_64_PKTS = 0x00000390, - RX_65_TO_127_PKTS = 0x00000398, - RX_128_255_PKTS = 0x000003a0, - RX_256_511_PKTS = 0x000003a8, - RX_512_TO_1023_PKTS = 0x000003b0, - RX_1024_TO_1518_PKTS = 0x000003b8, - RX_1519_TO_MAX_PKTS = 0x000003c0, - RX_LEN_ERR_PKTS = 0x000003c8, - - /* XGMAC MDIO control registers */ - MDIO_TX_DATA = 0x00000400, - MDIO_RX_DATA = 0x00000410, - MDIO_CMD = 0x00000420, - MDIO_PHY_ADDR = 0x00000430, - MDIO_PORT = 0x00000440, - MDIO_STATUS = 0x00000450, - - XGMAC_REGISTER_END = 0x00000740, -}; - -/* - * Enhanced Transmission Schedule Registers (NIC_ETS,CNA_ETS) bit definitions. - */ -enum { - ETS_QUEUE_SHIFT = 29, - ETS_REF = (1 << 26), - ETS_RS = (1 << 27), - ETS_P = (1 << 28), - ETS_FC_COS_SHIFT = 23, -}; - -/* - * Flash Address Register (FLASH_ADDR) bit definitions. - */ -enum { - FLASH_ADDR_RDY = (1 << 31), - FLASH_ADDR_R = (1 << 30), - FLASH_ADDR_ERR = (1 << 29), -}; - -/* - * Stop CQ Processing Register (CQ_STOP) bit definitions. - */ -enum { - CQ_STOP_QUEUE_MASK = (0x007f0000), - CQ_STOP_TYPE_MASK = (0x03000000), - CQ_STOP_TYPE_START = 0x00000100, - CQ_STOP_TYPE_STOP = 0x00000200, - CQ_STOP_TYPE_READ = 0x00000300, - CQ_STOP_EN = (1 << 15), -}; - -/* - * MAC Protocol Address Index Register (MAC_ADDR_IDX) bit definitions. - */ -enum { - MAC_ADDR_IDX_SHIFT = 4, - MAC_ADDR_TYPE_SHIFT = 16, - MAC_ADDR_TYPE_COUNT = 10, - MAC_ADDR_TYPE_MASK = 0x000f0000, - MAC_ADDR_TYPE_CAM_MAC = 0x00000000, - MAC_ADDR_TYPE_MULTI_MAC = 0x00010000, - MAC_ADDR_TYPE_VLAN = 0x00020000, - MAC_ADDR_TYPE_MULTI_FLTR = 0x00030000, - MAC_ADDR_TYPE_FC_MAC = 0x00040000, - MAC_ADDR_TYPE_MGMT_MAC = 0x00050000, - MAC_ADDR_TYPE_MGMT_VLAN = 0x00060000, - MAC_ADDR_TYPE_MGMT_V4 = 0x00070000, - MAC_ADDR_TYPE_MGMT_V6 = 0x00080000, - MAC_ADDR_TYPE_MGMT_TU_DP = 0x00090000, - MAC_ADDR_ADR = (1 << 25), - MAC_ADDR_RS = (1 << 26), - MAC_ADDR_E = (1 << 27), - MAC_ADDR_MR = (1 << 30), - MAC_ADDR_MW = (1 << 31), - MAX_MULTICAST_ENTRIES = 32, - - /* Entry count and words per entry - * for each address type in the filter. - */ - MAC_ADDR_MAX_CAM_ENTRIES = 512, - MAC_ADDR_MAX_CAM_WCOUNT = 3, - MAC_ADDR_MAX_MULTICAST_ENTRIES = 32, - MAC_ADDR_MAX_MULTICAST_WCOUNT = 2, - MAC_ADDR_MAX_VLAN_ENTRIES = 4096, - MAC_ADDR_MAX_VLAN_WCOUNT = 1, - MAC_ADDR_MAX_MCAST_FLTR_ENTRIES = 4096, - MAC_ADDR_MAX_MCAST_FLTR_WCOUNT = 1, - MAC_ADDR_MAX_FC_MAC_ENTRIES = 4, - MAC_ADDR_MAX_FC_MAC_WCOUNT = 2, - MAC_ADDR_MAX_MGMT_MAC_ENTRIES = 8, - MAC_ADDR_MAX_MGMT_MAC_WCOUNT = 2, - MAC_ADDR_MAX_MGMT_VLAN_ENTRIES = 16, - MAC_ADDR_MAX_MGMT_VLAN_WCOUNT = 1, - MAC_ADDR_MAX_MGMT_V4_ENTRIES = 4, - MAC_ADDR_MAX_MGMT_V4_WCOUNT = 1, - MAC_ADDR_MAX_MGMT_V6_ENTRIES = 4, - MAC_ADDR_MAX_MGMT_V6_WCOUNT = 4, - MAC_ADDR_MAX_MGMT_TU_DP_ENTRIES = 4, - MAC_ADDR_MAX_MGMT_TU_DP_WCOUNT = 1, -}; - -/* - * MAC Protocol Address Index Register (SPLT_HDR) bit definitions. - */ -enum { - SPLT_HDR_EP = (1 << 31), -}; - -/* - * FCoE Receive Configuration Register (FC_RCV_CFG) bit definitions. - */ -enum { - FC_RCV_CFG_ECT = (1 << 15), - FC_RCV_CFG_DFH = (1 << 20), - FC_RCV_CFG_DVF = (1 << 21), - FC_RCV_CFG_RCE = (1 << 27), - FC_RCV_CFG_RFE = (1 << 28), - FC_RCV_CFG_TEE = (1 << 29), - FC_RCV_CFG_TCE = (1 << 30), - FC_RCV_CFG_TFE = (1 << 31), -}; - -/* - * NIC Receive Configuration Register (NIC_RCV_CFG) bit definitions. - */ -enum { - NIC_RCV_CFG_PPE = (1 << 0), - NIC_RCV_CFG_VLAN_MASK = 0x00060000, - NIC_RCV_CFG_VLAN_ALL = 0x00000000, - NIC_RCV_CFG_VLAN_MATCH_ONLY = 0x00000002, - NIC_RCV_CFG_VLAN_MATCH_AND_NON = 0x00000004, - NIC_RCV_CFG_VLAN_NONE_AND_NON = 0x00000006, - NIC_RCV_CFG_RV = (1 << 3), - NIC_RCV_CFG_DFQ_MASK = (0x7f000000), - NIC_RCV_CFG_DFQ_SHIFT = 8, - NIC_RCV_CFG_DFQ = 0, /* HARDCODE default queue to 0. */ -}; - -/* - * Mgmt Receive Configuration Register (MGMT_RCV_CFG) bit definitions. - */ -enum { - MGMT_RCV_CFG_ARP = (1 << 0), - MGMT_RCV_CFG_DHC = (1 << 1), - MGMT_RCV_CFG_DHS = (1 << 2), - MGMT_RCV_CFG_NP = (1 << 3), - MGMT_RCV_CFG_I6N = (1 << 4), - MGMT_RCV_CFG_I6R = (1 << 5), - MGMT_RCV_CFG_DH6 = (1 << 6), - MGMT_RCV_CFG_UD1 = (1 << 7), - MGMT_RCV_CFG_UD0 = (1 << 8), - MGMT_RCV_CFG_BCT = (1 << 9), - MGMT_RCV_CFG_MCT = (1 << 10), - MGMT_RCV_CFG_DM = (1 << 11), - MGMT_RCV_CFG_RM = (1 << 12), - MGMT_RCV_CFG_STL = (1 << 13), - MGMT_RCV_CFG_VLAN_MASK = 0xc0000000, - MGMT_RCV_CFG_VLAN_ALL = 0x00000000, - MGMT_RCV_CFG_VLAN_MATCH_ONLY = 0x00004000, - MGMT_RCV_CFG_VLAN_MATCH_AND_NON = 0x00008000, - MGMT_RCV_CFG_VLAN_NONE_AND_NON = 0x0000c000, -}; - -/* - * Routing Index Register (RT_IDX) bit definitions. - */ -enum { - RT_IDX_IDX_SHIFT = 8, - RT_IDX_TYPE_MASK = 0x000f0000, - RT_IDX_TYPE_SHIFT = 16, - RT_IDX_TYPE_RT = 0x00000000, - RT_IDX_TYPE_RT_INV = 0x00010000, - RT_IDX_TYPE_NICQ = 0x00020000, - RT_IDX_TYPE_NICQ_INV = 0x00030000, - RT_IDX_DST_MASK = 0x00700000, - RT_IDX_DST_RSS = 0x00000000, - RT_IDX_DST_CAM_Q = 0x00100000, - RT_IDX_DST_COS_Q = 0x00200000, - RT_IDX_DST_DFLT_Q = 0x00300000, - RT_IDX_DST_DEST_Q = 0x00400000, - RT_IDX_RS = (1 << 26), - RT_IDX_E = (1 << 27), - RT_IDX_MR = (1 << 30), - RT_IDX_MW = (1 << 31), - - /* Nic Queue format - type 2 bits */ - RT_IDX_BCAST = (1 << 0), - RT_IDX_MCAST = (1 << 1), - RT_IDX_MCAST_MATCH = (1 << 2), - RT_IDX_MCAST_REG_MATCH = (1 << 3), - RT_IDX_MCAST_HASH_MATCH = (1 << 4), - RT_IDX_FC_MACH = (1 << 5), - RT_IDX_ETH_FCOE = (1 << 6), - RT_IDX_CAM_HIT = (1 << 7), - RT_IDX_CAM_BIT0 = (1 << 8), - RT_IDX_CAM_BIT1 = (1 << 9), - RT_IDX_VLAN_TAG = (1 << 10), - RT_IDX_VLAN_MATCH = (1 << 11), - RT_IDX_VLAN_FILTER = (1 << 12), - RT_IDX_ETH_SKIP1 = (1 << 13), - RT_IDX_ETH_SKIP2 = (1 << 14), - RT_IDX_BCAST_MCAST_MATCH = (1 << 15), - RT_IDX_802_3 = (1 << 16), - RT_IDX_LLDP = (1 << 17), - RT_IDX_UNUSED018 = (1 << 18), - RT_IDX_UNUSED019 = (1 << 19), - RT_IDX_UNUSED20 = (1 << 20), - RT_IDX_UNUSED21 = (1 << 21), - RT_IDX_ERR = (1 << 22), - RT_IDX_VALID = (1 << 23), - RT_IDX_TU_CSUM_ERR = (1 << 24), - RT_IDX_IP_CSUM_ERR = (1 << 25), - RT_IDX_MAC_ERR = (1 << 26), - RT_IDX_RSS_TCP6 = (1 << 27), - RT_IDX_RSS_TCP4 = (1 << 28), - RT_IDX_RSS_IPV6 = (1 << 29), - RT_IDX_RSS_IPV4 = (1 << 30), - RT_IDX_RSS_MATCH = (1 << 31), - - /* Hierarchy for the NIC Queue Mask */ - RT_IDX_ALL_ERR_SLOT = 0, - RT_IDX_MAC_ERR_SLOT = 0, - RT_IDX_IP_CSUM_ERR_SLOT = 1, - RT_IDX_TCP_UDP_CSUM_ERR_SLOT = 2, - RT_IDX_BCAST_SLOT = 3, - RT_IDX_MCAST_MATCH_SLOT = 4, - RT_IDX_ALLMULTI_SLOT = 5, - RT_IDX_UNUSED6_SLOT = 6, - RT_IDX_UNUSED7_SLOT = 7, - RT_IDX_RSS_MATCH_SLOT = 8, - RT_IDX_RSS_IPV4_SLOT = 8, - RT_IDX_RSS_IPV6_SLOT = 9, - RT_IDX_RSS_TCP4_SLOT = 10, - RT_IDX_RSS_TCP6_SLOT = 11, - RT_IDX_CAM_HIT_SLOT = 12, - RT_IDX_UNUSED013 = 13, - RT_IDX_UNUSED014 = 14, - RT_IDX_PROMISCUOUS_SLOT = 15, - RT_IDX_MAX_RT_SLOTS = 8, - RT_IDX_MAX_NIC_SLOTS = 16, -}; - -/* - * Serdes Address Register (XG_SERDES_ADDR) bit definitions. - */ -enum { - XG_SERDES_ADDR_RDY = (1 << 31), - XG_SERDES_ADDR_R = (1 << 30), - - XG_SERDES_ADDR_STS = 0x00001E06, - XG_SERDES_ADDR_XFI1_PWR_UP = 0x00000005, - XG_SERDES_ADDR_XFI2_PWR_UP = 0x0000000a, - XG_SERDES_ADDR_XAUI_PWR_DOWN = 0x00000001, - - /* Serdes coredump definitions. */ - XG_SERDES_XAUI_AN_START = 0x00000000, - XG_SERDES_XAUI_AN_END = 0x00000034, - XG_SERDES_XAUI_HSS_PCS_START = 0x00000800, - XG_SERDES_XAUI_HSS_PCS_END = 0x0000880, - XG_SERDES_XFI_AN_START = 0x00001000, - XG_SERDES_XFI_AN_END = 0x00001034, - XG_SERDES_XFI_TRAIN_START = 0x10001050, - XG_SERDES_XFI_TRAIN_END = 0x1000107C, - XG_SERDES_XFI_HSS_PCS_START = 0x00001800, - XG_SERDES_XFI_HSS_PCS_END = 0x00001838, - XG_SERDES_XFI_HSS_TX_START = 0x00001c00, - XG_SERDES_XFI_HSS_TX_END = 0x00001c1f, - XG_SERDES_XFI_HSS_RX_START = 0x00001c40, - XG_SERDES_XFI_HSS_RX_END = 0x00001c5f, - XG_SERDES_XFI_HSS_PLL_START = 0x00001e00, - XG_SERDES_XFI_HSS_PLL_END = 0x00001e1f, -}; - -/* - * NIC Probe Mux Address Register (PRB_MX_ADDR) bit definitions. - */ -enum { - PRB_MX_ADDR_ARE = (1 << 16), - PRB_MX_ADDR_UP = (1 << 15), - PRB_MX_ADDR_SWP = (1 << 14), - - /* Module select values. */ - PRB_MX_ADDR_MAX_MODS = 21, - PRB_MX_ADDR_MOD_SEL_SHIFT = 9, - PRB_MX_ADDR_MOD_SEL_TBD = 0, - PRB_MX_ADDR_MOD_SEL_IDE1 = 1, - PRB_MX_ADDR_MOD_SEL_IDE2 = 2, - PRB_MX_ADDR_MOD_SEL_FRB = 3, - PRB_MX_ADDR_MOD_SEL_ODE1 = 4, - PRB_MX_ADDR_MOD_SEL_ODE2 = 5, - PRB_MX_ADDR_MOD_SEL_DA1 = 6, - PRB_MX_ADDR_MOD_SEL_DA2 = 7, - PRB_MX_ADDR_MOD_SEL_IMP1 = 8, - PRB_MX_ADDR_MOD_SEL_IMP2 = 9, - PRB_MX_ADDR_MOD_SEL_OMP1 = 10, - PRB_MX_ADDR_MOD_SEL_OMP2 = 11, - PRB_MX_ADDR_MOD_SEL_ORS1 = 12, - PRB_MX_ADDR_MOD_SEL_ORS2 = 13, - PRB_MX_ADDR_MOD_SEL_REG = 14, - PRB_MX_ADDR_MOD_SEL_MAC1 = 16, - PRB_MX_ADDR_MOD_SEL_MAC2 = 17, - PRB_MX_ADDR_MOD_SEL_VQM1 = 18, - PRB_MX_ADDR_MOD_SEL_VQM2 = 19, - PRB_MX_ADDR_MOD_SEL_MOP = 20, - /* Bit fields indicating which modules - * are valid for each clock domain. - */ - PRB_MX_ADDR_VALID_SYS_MOD = 0x000f7ff7, - PRB_MX_ADDR_VALID_PCI_MOD = 0x000040c1, - PRB_MX_ADDR_VALID_XGM_MOD = 0x00037309, - PRB_MX_ADDR_VALID_FC_MOD = 0x00003001, - PRB_MX_ADDR_VALID_TOTAL = 34, - - /* Clock domain values. */ - PRB_MX_ADDR_CLOCK_SHIFT = 6, - PRB_MX_ADDR_SYS_CLOCK = 0, - PRB_MX_ADDR_PCI_CLOCK = 2, - PRB_MX_ADDR_FC_CLOCK = 5, - PRB_MX_ADDR_XGM_CLOCK = 6, - - PRB_MX_ADDR_MAX_MUX = 64, -}; - -/* - * Control Register Set Map - */ -enum { - PROC_ADDR = 0, /* Use semaphore */ - PROC_DATA = 0x04, /* Use semaphore */ - SYS = 0x08, - RST_FO = 0x0c, - FSC = 0x10, - CSR = 0x14, - LED = 0x18, - ICB_RID = 0x1c, /* Use semaphore */ - ICB_L = 0x20, /* Use semaphore */ - ICB_H = 0x24, /* Use semaphore */ - CFG = 0x28, - BIOS_ADDR = 0x2c, - STS = 0x30, - INTR_EN = 0x34, - INTR_MASK = 0x38, - ISR1 = 0x3c, - ISR2 = 0x40, - ISR3 = 0x44, - ISR4 = 0x48, - REV_ID = 0x4c, - FRC_ECC_ERR = 0x50, - ERR_STS = 0x54, - RAM_DBG_ADDR = 0x58, - RAM_DBG_DATA = 0x5c, - ECC_ERR_CNT = 0x60, - SEM = 0x64, - GPIO_1 = 0x68, /* Use semaphore */ - GPIO_2 = 0x6c, /* Use semaphore */ - GPIO_3 = 0x70, /* Use semaphore */ - RSVD2 = 0x74, - XGMAC_ADDR = 0x78, /* Use semaphore */ - XGMAC_DATA = 0x7c, /* Use semaphore */ - NIC_ETS = 0x80, - CNA_ETS = 0x84, - FLASH_ADDR = 0x88, /* Use semaphore */ - FLASH_DATA = 0x8c, /* Use semaphore */ - CQ_STOP = 0x90, - PAGE_TBL_RID = 0x94, - WQ_PAGE_TBL_LO = 0x98, - WQ_PAGE_TBL_HI = 0x9c, - CQ_PAGE_TBL_LO = 0xa0, - CQ_PAGE_TBL_HI = 0xa4, - MAC_ADDR_IDX = 0xa8, /* Use semaphore */ - MAC_ADDR_DATA = 0xac, /* Use semaphore */ - COS_DFLT_CQ1 = 0xb0, - COS_DFLT_CQ2 = 0xb4, - ETYPE_SKIP1 = 0xb8, - ETYPE_SKIP2 = 0xbc, - SPLT_HDR = 0xc0, - FC_PAUSE_THRES = 0xc4, - NIC_PAUSE_THRES = 0xc8, - FC_ETHERTYPE = 0xcc, - FC_RCV_CFG = 0xd0, - NIC_RCV_CFG = 0xd4, - FC_COS_TAGS = 0xd8, - NIC_COS_TAGS = 0xdc, - MGMT_RCV_CFG = 0xe0, - RT_IDX = 0xe4, - RT_DATA = 0xe8, - RSVD7 = 0xec, - XG_SERDES_ADDR = 0xf0, - XG_SERDES_DATA = 0xf4, - PRB_MX_ADDR = 0xf8, /* Use semaphore */ - PRB_MX_DATA = 0xfc, /* Use semaphore */ -}; - -#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS -#define SMALL_BUFFER_SIZE 256 -#define SMALL_BUF_MAP_SIZE SMALL_BUFFER_SIZE -#define SPLT_SETTING FSC_DBRST_1024 -#define SPLT_LEN 0 -#define QLGE_SB_PAD 0 -#else -#define SMALL_BUFFER_SIZE 512 -#define SMALL_BUF_MAP_SIZE (SMALL_BUFFER_SIZE / 2) -#define SPLT_SETTING FSC_SH -#define SPLT_LEN (SPLT_HDR_EP | \ - min(SMALL_BUF_MAP_SIZE, 1023)) -#define QLGE_SB_PAD 32 -#endif - -/* - * CAM output format. - */ -enum { - CAM_OUT_ROUTE_FC = 0, - CAM_OUT_ROUTE_NIC = 1, - CAM_OUT_FUNC_SHIFT = 2, - CAM_OUT_RV = (1 << 4), - CAM_OUT_SH = (1 << 15), - CAM_OUT_CQ_ID_SHIFT = 5, -}; - -/* - * Mailbox definitions - */ -enum { - /* Asynchronous Event Notifications */ - AEN_SYS_ERR = 0x00008002, - AEN_LINK_UP = 0x00008011, - AEN_LINK_DOWN = 0x00008012, - AEN_IDC_CMPLT = 0x00008100, - AEN_IDC_REQ = 0x00008101, - AEN_IDC_EXT = 0x00008102, - AEN_DCBX_CHG = 0x00008110, - AEN_AEN_LOST = 0x00008120, - AEN_AEN_SFP_IN = 0x00008130, - AEN_AEN_SFP_OUT = 0x00008131, - AEN_FW_INIT_DONE = 0x00008400, - AEN_FW_INIT_FAIL = 0x00008401, - - /* Mailbox Command Opcodes. */ - MB_CMD_NOP = 0x00000000, - MB_CMD_EX_FW = 0x00000002, - MB_CMD_MB_TEST = 0x00000006, - MB_CMD_CSUM_TEST = 0x00000007, /* Verify Checksum */ - MB_CMD_ABOUT_FW = 0x00000008, - MB_CMD_COPY_RISC_RAM = 0x0000000a, - MB_CMD_LOAD_RISC_RAM = 0x0000000b, - MB_CMD_DUMP_RISC_RAM = 0x0000000c, - MB_CMD_WRITE_RAM = 0x0000000d, - MB_CMD_INIT_RISC_RAM = 0x0000000e, - MB_CMD_READ_RAM = 0x0000000f, - MB_CMD_STOP_FW = 0x00000014, - MB_CMD_MAKE_SYS_ERR = 0x0000002a, - MB_CMD_WRITE_SFP = 0x00000030, - MB_CMD_READ_SFP = 0x00000031, - MB_CMD_INIT_FW = 0x00000060, - MB_CMD_GET_IFCB = 0x00000061, - MB_CMD_GET_FW_STATE = 0x00000069, - MB_CMD_IDC_REQ = 0x00000100, /* Inter-Driver Communication */ - MB_CMD_IDC_ACK = 0x00000101, /* Inter-Driver Communication */ - MB_CMD_SET_WOL_MODE = 0x00000110, /* Wake On Lan */ - MB_WOL_DISABLE = 0, - MB_WOL_MAGIC_PKT = (1 << 1), - MB_WOL_FLTR = (1 << 2), - MB_WOL_UCAST = (1 << 3), - MB_WOL_MCAST = (1 << 4), - MB_WOL_BCAST = (1 << 5), - MB_WOL_LINK_UP = (1 << 6), - MB_WOL_LINK_DOWN = (1 << 7), - MB_WOL_MODE_ON = (1 << 16), /* Wake on Lan Mode on */ - MB_CMD_SET_WOL_FLTR = 0x00000111, /* Wake On Lan Filter */ - MB_CMD_CLEAR_WOL_FLTR = 0x00000112, /* Wake On Lan Filter */ - MB_CMD_SET_WOL_MAGIC = 0x00000113, /* Wake On Lan Magic Packet */ - MB_CMD_CLEAR_WOL_MAGIC = 0x00000114,/* Wake On Lan Magic Packet */ - MB_CMD_SET_WOL_IMMED = 0x00000115, - MB_CMD_PORT_RESET = 0x00000120, - MB_CMD_SET_PORT_CFG = 0x00000122, - MB_CMD_GET_PORT_CFG = 0x00000123, - MB_CMD_GET_LINK_STS = 0x00000124, - MB_CMD_SET_LED_CFG = 0x00000125, /* Set LED Configuration Register */ - QL_LED_BLINK = 0x03e803e8, - MB_CMD_GET_LED_CFG = 0x00000126, /* Get LED Configuration Register */ - MB_CMD_SET_MGMNT_TFK_CTL = 0x00000160, /* Set Mgmnt Traffic Control */ - MB_SET_MPI_TFK_STOP = (1 << 0), - MB_SET_MPI_TFK_RESUME = (1 << 1), - MB_CMD_GET_MGMNT_TFK_CTL = 0x00000161, /* Get Mgmnt Traffic Control */ - MB_GET_MPI_TFK_STOPPED = (1 << 0), - MB_GET_MPI_TFK_FIFO_EMPTY = (1 << 1), - /* Sub-commands for IDC request. - * This describes the reason for the - * IDC request. - */ - MB_CMD_IOP_NONE = 0x0000, - MB_CMD_IOP_PREP_UPDATE_MPI = 0x0001, - MB_CMD_IOP_COMP_UPDATE_MPI = 0x0002, - MB_CMD_IOP_PREP_LINK_DOWN = 0x0010, - MB_CMD_IOP_DVR_START = 0x0100, - MB_CMD_IOP_FLASH_ACC = 0x0101, - MB_CMD_IOP_RESTART_MPI = 0x0102, - MB_CMD_IOP_CORE_DUMP_MPI = 0x0103, - - /* Mailbox Command Status. */ - MB_CMD_STS_GOOD = 0x00004000, /* Success. */ - MB_CMD_STS_INTRMDT = 0x00001000, /* Intermediate Complete. */ - MB_CMD_STS_INVLD_CMD = 0x00004001, /* Invalid. */ - MB_CMD_STS_XFC_ERR = 0x00004002, /* Interface Error. */ - MB_CMD_STS_CSUM_ERR = 0x00004003, /* Csum Error. */ - MB_CMD_STS_ERR = 0x00004005, /* System Error. */ - MB_CMD_STS_PARAM_ERR = 0x00004006, /* Parameter Error. */ -}; - -struct mbox_params { - u32 mbox_in[MAILBOX_COUNT]; - u32 mbox_out[MAILBOX_COUNT]; - int in_count; - int out_count; -}; - -struct flash_params_8012 { - u8 dev_id_str[4]; - __le16 size; - __le16 csum; - __le16 ver; - __le16 sub_dev_id; - u8 mac_addr[6]; - __le16 res; -}; - -/* 8000 device's flash is a different structure - * at a different offset in flash. - */ -#define FUNC0_FLASH_OFFSET 0x140200 -#define FUNC1_FLASH_OFFSET 0x140600 - -/* Flash related data structures. */ -struct flash_params_8000 { - u8 dev_id_str[4]; /* "8000" */ - __le16 ver; - __le16 size; - __le16 csum; - __le16 reserved0; - __le16 total_size; - __le16 entry_count; - u8 data_type0; - u8 data_size0; - u8 mac_addr[6]; - u8 data_type1; - u8 data_size1; - u8 mac_addr1[6]; - u8 data_type2; - u8 data_size2; - __le16 vlan_id; - u8 data_type3; - u8 data_size3; - __le16 last; - u8 reserved1[464]; - __le16 subsys_ven_id; - __le16 subsys_dev_id; - u8 reserved2[4]; -}; - -union flash_params { - struct flash_params_8012 flash_params_8012; - struct flash_params_8000 flash_params_8000; -}; - -/* - * doorbell space for the rx ring context - */ -struct rx_doorbell_context { - u32 cnsmr_idx; /* 0x00 */ - u32 valid; /* 0x04 */ - u32 reserved[4]; /* 0x08-0x14 */ - u32 lbq_prod_idx; /* 0x18 */ - u32 sbq_prod_idx; /* 0x1c */ -}; - -/* - * doorbell space for the tx ring context - */ -struct tx_doorbell_context { - u32 prod_idx; /* 0x00 */ - u32 valid; /* 0x04 */ - u32 reserved[4]; /* 0x08-0x14 */ - u32 lbq_prod_idx; /* 0x18 */ - u32 sbq_prod_idx; /* 0x1c */ -}; - -/* DATA STRUCTURES SHARED WITH HARDWARE. */ -struct tx_buf_desc { - __le64 addr; - __le32 len; -#define TX_DESC_LEN_MASK 0x000fffff -#define TX_DESC_C 0x40000000 -#define TX_DESC_E 0x80000000 -} __packed; - -/* - * IOCB Definitions... - */ - -#define OPCODE_OB_MAC_IOCB 0x01 -#define OPCODE_OB_MAC_TSO_IOCB 0x02 -#define OPCODE_IB_MAC_IOCB 0x20 -#define OPCODE_IB_MPI_IOCB 0x21 -#define OPCODE_IB_AE_IOCB 0x3f - -struct qlge_ob_mac_iocb_req { - u8 opcode; - u8 flags1; -#define OB_MAC_IOCB_REQ_OI 0x01 -#define OB_MAC_IOCB_REQ_I 0x02 -#define OB_MAC_IOCB_REQ_D 0x08 -#define OB_MAC_IOCB_REQ_F 0x10 - u8 flags2; - u8 flags3; -#define OB_MAC_IOCB_DFP 0x02 -#define OB_MAC_IOCB_V 0x04 - __le32 reserved1[2]; - __le16 frame_len; -#define OB_MAC_IOCB_LEN_MASK 0x3ffff - __le16 reserved2; - u32 tid; - u32 txq_idx; - __le32 reserved3; - __le16 vlan_tci; - __le16 reserved4; - struct tx_buf_desc tbd[TX_DESC_PER_IOCB]; -} __packed; - -struct qlge_ob_mac_iocb_rsp { - u8 opcode; /* */ - u8 flags1; /* */ -#define OB_MAC_IOCB_RSP_OI 0x01 /* */ -#define OB_MAC_IOCB_RSP_I 0x02 /* */ -#define OB_MAC_IOCB_RSP_E 0x08 /* */ -#define OB_MAC_IOCB_RSP_S 0x10 /* too Short */ -#define OB_MAC_IOCB_RSP_L 0x20 /* too Large */ -#define OB_MAC_IOCB_RSP_P 0x40 /* Padded */ - u8 flags2; /* */ - u8 flags3; /* */ -#define OB_MAC_IOCB_RSP_B 0x80 /* */ - u32 tid; - u32 txq_idx; - __le32 reserved[13]; -} __packed; - -struct qlge_ob_mac_tso_iocb_req { - u8 opcode; - u8 flags1; -#define OB_MAC_TSO_IOCB_OI 0x01 -#define OB_MAC_TSO_IOCB_I 0x02 -#define OB_MAC_TSO_IOCB_D 0x08 -#define OB_MAC_TSO_IOCB_IP4 0x40 -#define OB_MAC_TSO_IOCB_IP6 0x80 - u8 flags2; -#define OB_MAC_TSO_IOCB_LSO 0x20 -#define OB_MAC_TSO_IOCB_UC 0x40 -#define OB_MAC_TSO_IOCB_TC 0x80 - u8 flags3; -#define OB_MAC_TSO_IOCB_IC 0x01 -#define OB_MAC_TSO_IOCB_DFP 0x02 -#define OB_MAC_TSO_IOCB_V 0x04 - __le32 reserved1[2]; - __le32 frame_len; - u32 tid; - u32 txq_idx; - __le16 total_hdrs_len; - __le16 net_trans_offset; -#define OB_MAC_TRANSPORT_HDR_SHIFT 6 - __le16 vlan_tci; - __le16 mss; - struct tx_buf_desc tbd[TX_DESC_PER_IOCB]; -} __packed; - -struct qlge_ob_mac_tso_iocb_rsp { - u8 opcode; - u8 flags1; -#define OB_MAC_TSO_IOCB_RSP_OI 0x01 -#define OB_MAC_TSO_IOCB_RSP_I 0x02 -#define OB_MAC_TSO_IOCB_RSP_E 0x08 -#define OB_MAC_TSO_IOCB_RSP_S 0x10 -#define OB_MAC_TSO_IOCB_RSP_L 0x20 -#define OB_MAC_TSO_IOCB_RSP_P 0x40 - u8 flags2; /* */ - u8 flags3; /* */ -#define OB_MAC_TSO_IOCB_RSP_B 0x8000 - u32 tid; - u32 txq_idx; - __le32 reserved2[13]; -} __packed; - -struct qlge_ib_mac_iocb_rsp { - u8 opcode; /* 0x20 */ - u8 flags1; -#define IB_MAC_IOCB_RSP_OI 0x01 /* Override intr delay */ -#define IB_MAC_IOCB_RSP_I 0x02 /* Disable Intr Generation */ -#define IB_MAC_CSUM_ERR_MASK 0x1c /* A mask to use for csum errs */ -#define IB_MAC_IOCB_RSP_TE 0x04 /* Checksum error */ -#define IB_MAC_IOCB_RSP_NU 0x08 /* No checksum rcvd */ -#define IB_MAC_IOCB_RSP_IE 0x10 /* IPv4 checksum error */ -#define IB_MAC_IOCB_RSP_M_MASK 0x60 /* Multicast info */ -#define IB_MAC_IOCB_RSP_M_NONE 0x00 /* Not mcast frame */ -#define IB_MAC_IOCB_RSP_M_HASH 0x20 /* HASH mcast frame */ -#define IB_MAC_IOCB_RSP_M_REG 0x40 /* Registered mcast frame */ -#define IB_MAC_IOCB_RSP_M_PROM 0x60 /* Promiscuous mcast frame */ -#define IB_MAC_IOCB_RSP_B 0x80 /* Broadcast frame */ - u8 flags2; -#define IB_MAC_IOCB_RSP_P 0x01 /* Promiscuous frame */ -#define IB_MAC_IOCB_RSP_V 0x02 /* Vlan tag present */ -#define IB_MAC_IOCB_RSP_ERR_MASK 0x1c /* */ -#define IB_MAC_IOCB_RSP_ERR_CODE_ERR 0x04 -#define IB_MAC_IOCB_RSP_ERR_OVERSIZE 0x08 -#define IB_MAC_IOCB_RSP_ERR_UNDERSIZE 0x10 -#define IB_MAC_IOCB_RSP_ERR_PREAMBLE 0x14 -#define IB_MAC_IOCB_RSP_ERR_FRAME_LEN 0x18 -#define IB_MAC_IOCB_RSP_ERR_CRC 0x1c -#define IB_MAC_IOCB_RSP_U 0x20 /* UDP packet */ -#define IB_MAC_IOCB_RSP_T 0x40 /* TCP packet */ -#define IB_MAC_IOCB_RSP_FO 0x80 /* Failover port */ - u8 flags3; -#define IB_MAC_IOCB_RSP_RSS_MASK 0x07 /* RSS mask */ -#define IB_MAC_IOCB_RSP_M_NONE 0x00 /* No RSS match */ -#define IB_MAC_IOCB_RSP_M_IPV4 0x04 /* IPv4 RSS match */ -#define IB_MAC_IOCB_RSP_M_IPV6 0x02 /* IPv6 RSS match */ -#define IB_MAC_IOCB_RSP_M_TCP_V4 0x05 /* TCP with IPv4 */ -#define IB_MAC_IOCB_RSP_M_TCP_V6 0x03 /* TCP with IPv6 */ -#define IB_MAC_IOCB_RSP_V4 0x08 /* IPV4 */ -#define IB_MAC_IOCB_RSP_V6 0x10 /* IPV6 */ -#define IB_MAC_IOCB_RSP_IH 0x20 /* Split after IP header */ -#define IB_MAC_IOCB_RSP_DS 0x40 /* data is in small buffer */ -#define IB_MAC_IOCB_RSP_DL 0x80 /* data is in large buffer */ - __le32 data_len; /* */ - __le64 data_addr; /* */ - __le32 rss; /* */ - __le16 vlan_id; /* 12 bits */ -#define IB_MAC_IOCB_RSP_C 0x1000 /* VLAN CFI bit */ -#define IB_MAC_IOCB_RSP_COS_SHIFT 12 /* class of service value */ -#define IB_MAC_IOCB_RSP_VLAN_MASK 0x0ffff - - __le16 reserved1; - __le32 reserved2[6]; - u8 reserved3[3]; - u8 flags4; -#define IB_MAC_IOCB_RSP_HV 0x20 -#define IB_MAC_IOCB_RSP_HS 0x40 -#define IB_MAC_IOCB_RSP_HL 0x80 - __le32 hdr_len; /* */ - __le64 hdr_addr; /* */ -} __packed; - -struct qlge_ib_ae_iocb_rsp { - u8 opcode; - u8 flags1; -#define IB_AE_IOCB_RSP_OI 0x01 -#define IB_AE_IOCB_RSP_I 0x02 - u8 event; -#define LINK_UP_EVENT 0x00 -#define LINK_DOWN_EVENT 0x01 -#define CAM_LOOKUP_ERR_EVENT 0x06 -#define SOFT_ECC_ERROR_EVENT 0x07 -#define MGMT_ERR_EVENT 0x08 -#define TEN_GIG_MAC_EVENT 0x09 -#define GPI0_H2L_EVENT 0x10 -#define GPI0_L2H_EVENT 0x20 -#define GPI1_H2L_EVENT 0x11 -#define GPI1_L2H_EVENT 0x21 -#define PCI_ERR_ANON_BUF_RD 0x40 - u8 q_id; - __le32 reserved[15]; -} __packed; - -/* - * These three structures are for generic - * handling of ib and ob iocbs. - */ -struct qlge_net_rsp_iocb { - u8 opcode; - u8 flags0; - __le16 length; - __le32 tid; - __le32 reserved[14]; -} __packed; - -struct qlge_net_req_iocb { - u8 opcode; - u8 flags0; - __le16 flags1; - __le32 tid; - __le32 reserved1[30]; -} __packed; - -/* - * tx ring initialization control block for chip. - * It is defined as: - * "Work Queue Initialization Control Block" - */ -struct wqicb { - __le16 len; -#define Q_LEN_V BIT(4) -#define Q_LEN_CPP_CONT 0x0000 -#define Q_LEN_CPP_16 0x0001 -#define Q_LEN_CPP_32 0x0002 -#define Q_LEN_CPP_64 0x0003 -#define Q_LEN_CPP_512 0x0006 - __le16 flags; -#define Q_PRI_SHIFT 1 -#define Q_FLAGS_LC 0x1000 -#define Q_FLAGS_LB 0x2000 -#define Q_FLAGS_LI 0x4000 -#define Q_FLAGS_LO 0x8000 - __le16 cq_id_rss; -#define Q_CQ_ID_RSS_RV 0x8000 - __le16 rid; - __le64 addr; - __le64 cnsmr_idx_addr; -} __packed; - -/* - * rx ring initialization control block for chip. - * It is defined as: - * "Completion Queue Initialization Control Block" - */ -struct cqicb { - u8 msix_vect; - u8 reserved1; - u8 reserved2; - u8 flags; -#define FLAGS_LV 0x08 -#define FLAGS_LS 0x10 -#define FLAGS_LL 0x20 -#define FLAGS_LI 0x40 -#define FLAGS_LC 0x80 - __le16 len; -#define LEN_V BIT(4) -#define LEN_CPP_CONT 0x0000 -#define LEN_CPP_32 0x0001 -#define LEN_CPP_64 0x0002 -#define LEN_CPP_128 0x0003 - __le16 rid; - __le64 addr; - __le64 prod_idx_addr; - __le16 pkt_delay; - __le16 irq_delay; - __le64 lbq_addr; - __le16 lbq_buf_size; - __le16 lbq_len; /* entry count */ - __le64 sbq_addr; - __le16 sbq_buf_size; - __le16 sbq_len; /* entry count */ -} __packed; - -struct ricb { - u8 base_cq; -#define RSS_L4K 0x80 - u8 flags; -#define RSS_L6K 0x01 -#define RSS_LI 0x02 -#define RSS_LB 0x04 -#define RSS_LM 0x08 -#define RSS_RI4 0x10 -#define RSS_RT4 0x20 -#define RSS_RI6 0x40 -#define RSS_RT6 0x80 - __le16 mask; - u8 hash_cq_id[1024]; - __le32 ipv6_hash_key[10]; - __le32 ipv4_hash_key[4]; -} __packed; - -/* SOFTWARE/DRIVER DATA STRUCTURES. */ - -struct qlge_oal { - struct tx_buf_desc oal[TX_DESC_PER_OAL]; -}; - -struct map_list { - DEFINE_DMA_UNMAP_ADDR(mapaddr); - DEFINE_DMA_UNMAP_LEN(maplen); -}; - -struct tx_ring_desc { - struct sk_buff *skb; - struct qlge_ob_mac_iocb_req *queue_entry; - u32 index; - struct qlge_oal oal; - struct map_list map[MAX_SKB_FRAGS + 2]; - int map_cnt; - struct tx_ring_desc *next; -}; - -#define QL_TXQ_IDX(qdev, skb) (smp_processor_id() % (qdev->tx_ring_count)) - -struct tx_ring { - /* - * queue info. - */ - struct wqicb wqicb; /* structure used to inform chip of new queue */ - void *wq_base; /* pci_alloc:virtual addr for tx */ - dma_addr_t wq_base_dma; /* pci_alloc:dma addr for tx */ - __le32 *cnsmr_idx_sh_reg; /* shadow copy of consumer idx */ - dma_addr_t cnsmr_idx_sh_reg_dma; /* dma-shadow copy of consumer */ - u32 wq_size; /* size in bytes of queue area */ - u32 wq_len; /* number of entries in queue */ - void __iomem *prod_idx_db_reg; /* doorbell area index reg at offset 0x00 */ - void __iomem *valid_db_reg; /* doorbell area valid reg at offset 0x04 */ - u16 prod_idx; /* current value for prod idx */ - u16 cq_id; /* completion (rx) queue for tx completions */ - u8 wq_id; /* queue id for this entry */ - u8 reserved1[3]; - struct tx_ring_desc *q; /* descriptor list for the queue */ - spinlock_t lock; - atomic_t tx_count; /* counts down for every outstanding IO */ - struct delayed_work tx_work; - struct qlge_adapter *qdev; - u64 tx_packets; - u64 tx_bytes; - u64 tx_errors; -}; - -struct qlge_page_chunk { - struct page *page; - void *va; /* virt addr including offset */ - unsigned int offset; -}; - -struct qlge_bq_desc { - union { - /* for large buffers */ - struct qlge_page_chunk pg_chunk; - /* for small buffers */ - struct sk_buff *skb; - } p; - dma_addr_t dma_addr; - /* address in ring where the buffer address is written for the device */ - __le64 *buf_ptr; - u32 index; -}; - -/* buffer queue */ -struct qlge_bq { - __le64 *base; - dma_addr_t base_dma; - __le64 *base_indirect; - dma_addr_t base_indirect_dma; - struct qlge_bq_desc *queue; - /* prod_idx is the index of the first buffer that may NOT be used by - * hw, ie. one after the last. Advanced by sw. - */ - void __iomem *prod_idx_db_reg; - /* next index where sw should refill a buffer for hw */ - u16 next_to_use; - /* next index where sw expects to find a buffer filled by hw */ - u16 next_to_clean; - enum { - QLGE_SB, /* small buffer */ - QLGE_LB, /* large buffer */ - } type; -}; - -#define QLGE_BQ_CONTAINER(bq) \ -({ \ - typeof(bq) _bq = bq; \ - (struct rx_ring *)((char *)_bq - (_bq->type == QLGE_SB ? \ - offsetof(struct rx_ring, sbq) : \ - offsetof(struct rx_ring, lbq))); \ -}) - -/* Experience shows that the device ignores the low 4 bits of the tail index. - * Refill up to a x16 multiple. - */ -#define QLGE_BQ_ALIGN(index) ALIGN_DOWN(index, 16) - -#define QLGE_BQ_WRAP(index) ((index) & (QLGE_BQ_LEN - 1)) - -#define QLGE_BQ_HW_OWNED(bq) \ -({ \ - typeof(bq) _bq = bq; \ - QLGE_BQ_WRAP(QLGE_BQ_ALIGN((_bq)->next_to_use) - \ - (_bq)->next_to_clean); \ -}) - -struct rx_ring { - struct cqicb cqicb; /* The chip's completion queue init control block. */ - - /* Completion queue elements. */ - void *cq_base; - dma_addr_t cq_base_dma; - u32 cq_size; - u32 cq_len; - u16 cq_id; - __le32 *prod_idx_sh_reg; /* Shadowed producer register. */ - dma_addr_t prod_idx_sh_reg_dma; - void __iomem *cnsmr_idx_db_reg; /* PCI doorbell mem area + 0 */ - u32 cnsmr_idx; /* current sw idx */ - struct qlge_net_rsp_iocb *curr_entry; /* next entry on queue */ - void __iomem *valid_db_reg; /* PCI doorbell mem area + 0x04 */ - - /* Large buffer queue elements. */ - struct qlge_bq lbq; - struct qlge_page_chunk master_chunk; - dma_addr_t chunk_dma_addr; - - /* Small buffer queue elements. */ - struct qlge_bq sbq; - - /* Misc. handler elements. */ - u32 irq; /* Which vector this ring is assigned. */ - u32 cpu; /* Which CPU this should run on. */ - struct delayed_work refill_work; - char name[IFNAMSIZ + 5]; - struct napi_struct napi; - u8 reserved; - struct qlge_adapter *qdev; - u64 rx_packets; - u64 rx_multicast; - u64 rx_bytes; - u64 rx_dropped; - u64 rx_errors; -}; - -/* - * RSS Initialization Control Block - */ -struct hash_id { - u8 value[4]; -}; - -struct nic_stats { - /* - * These stats come from offset 200h to 278h - * in the XGMAC register. - */ - u64 tx_pkts; - u64 tx_bytes; - u64 tx_mcast_pkts; - u64 tx_bcast_pkts; - u64 tx_ucast_pkts; - u64 tx_ctl_pkts; - u64 tx_pause_pkts; - u64 tx_64_pkt; - u64 tx_65_to_127_pkt; - u64 tx_128_to_255_pkt; - u64 tx_256_511_pkt; - u64 tx_512_to_1023_pkt; - u64 tx_1024_to_1518_pkt; - u64 tx_1519_to_max_pkt; - u64 tx_undersize_pkt; - u64 tx_oversize_pkt; - - /* - * These stats come from offset 300h to 3C8h - * in the XGMAC register. - */ - u64 rx_bytes; - u64 rx_bytes_ok; - u64 rx_pkts; - u64 rx_pkts_ok; - u64 rx_bcast_pkts; - u64 rx_mcast_pkts; - u64 rx_ucast_pkts; - u64 rx_undersize_pkts; - u64 rx_oversize_pkts; - u64 rx_jabber_pkts; - u64 rx_undersize_fcerr_pkts; - u64 rx_drop_events; - u64 rx_fcerr_pkts; - u64 rx_align_err; - u64 rx_symbol_err; - u64 rx_mac_err; - u64 rx_ctl_pkts; - u64 rx_pause_pkts; - u64 rx_64_pkts; - u64 rx_65_to_127_pkts; - u64 rx_128_255_pkts; - u64 rx_256_511_pkts; - u64 rx_512_to_1023_pkts; - u64 rx_1024_to_1518_pkts; - u64 rx_1519_to_max_pkts; - u64 rx_len_err_pkts; - /* Receive Mac Err stats */ - u64 rx_code_err; - u64 rx_oversize_err; - u64 rx_undersize_err; - u64 rx_preamble_err; - u64 rx_frame_len_err; - u64 rx_crc_err; - u64 rx_err_count; - /* - * These stats come from offset 500h to 5C8h - * in the XGMAC register. - */ - u64 tx_cbfc_pause_frames0; - u64 tx_cbfc_pause_frames1; - u64 tx_cbfc_pause_frames2; - u64 tx_cbfc_pause_frames3; - u64 tx_cbfc_pause_frames4; - u64 tx_cbfc_pause_frames5; - u64 tx_cbfc_pause_frames6; - u64 tx_cbfc_pause_frames7; - u64 rx_cbfc_pause_frames0; - u64 rx_cbfc_pause_frames1; - u64 rx_cbfc_pause_frames2; - u64 rx_cbfc_pause_frames3; - u64 rx_cbfc_pause_frames4; - u64 rx_cbfc_pause_frames5; - u64 rx_cbfc_pause_frames6; - u64 rx_cbfc_pause_frames7; - u64 rx_nic_fifo_drop; -}; - -/* Firmware coredump internal register address/length pairs. */ -enum { - MPI_CORE_REGS_ADDR = 0x00030000, - MPI_CORE_REGS_CNT = 127, - MPI_CORE_SH_REGS_CNT = 16, - TEST_REGS_ADDR = 0x00001000, - TEST_REGS_CNT = 23, - RMII_REGS_ADDR = 0x00001040, - RMII_REGS_CNT = 64, - FCMAC1_REGS_ADDR = 0x00001080, - FCMAC2_REGS_ADDR = 0x000010c0, - FCMAC_REGS_CNT = 64, - FC1_MBX_REGS_ADDR = 0x00001100, - FC2_MBX_REGS_ADDR = 0x00001240, - FC_MBX_REGS_CNT = 64, - IDE_REGS_ADDR = 0x00001140, - IDE_REGS_CNT = 64, - NIC1_MBX_REGS_ADDR = 0x00001180, - NIC2_MBX_REGS_ADDR = 0x00001280, - NIC_MBX_REGS_CNT = 64, - SMBUS_REGS_ADDR = 0x00001200, - SMBUS_REGS_CNT = 64, - I2C_REGS_ADDR = 0x00001fc0, - I2C_REGS_CNT = 64, - MEMC_REGS_ADDR = 0x00003000, - MEMC_REGS_CNT = 256, - PBUS_REGS_ADDR = 0x00007c00, - PBUS_REGS_CNT = 256, - MDE_REGS_ADDR = 0x00010000, - MDE_REGS_CNT = 6, - CODE_RAM_ADDR = 0x00020000, - CODE_RAM_CNT = 0x2000, - MEMC_RAM_ADDR = 0x00100000, - MEMC_RAM_CNT = 0x2000, -}; - -#define MPI_COREDUMP_COOKIE 0x5555aaaa -struct mpi_coredump_global_header { - u32 cookie; - u8 id_string[16]; - u32 time_lo; - u32 time_hi; - u32 image_size; - u32 header_size; - u8 info[220]; -}; - -struct mpi_coredump_segment_header { - u32 cookie; - u32 seg_num; - u32 seg_size; - u32 extra; - u8 description[16]; -}; - -/* Firmware coredump header segment numbers. */ -enum { - CORE_SEG_NUM = 1, - TEST_LOGIC_SEG_NUM = 2, - RMII_SEG_NUM = 3, - FCMAC1_SEG_NUM = 4, - FCMAC2_SEG_NUM = 5, - FC1_MBOX_SEG_NUM = 6, - IDE_SEG_NUM = 7, - NIC1_MBOX_SEG_NUM = 8, - SMBUS_SEG_NUM = 9, - FC2_MBOX_SEG_NUM = 10, - NIC2_MBOX_SEG_NUM = 11, - I2C_SEG_NUM = 12, - MEMC_SEG_NUM = 13, - PBUS_SEG_NUM = 14, - MDE_SEG_NUM = 15, - NIC1_CONTROL_SEG_NUM = 16, - NIC2_CONTROL_SEG_NUM = 17, - NIC1_XGMAC_SEG_NUM = 18, - NIC2_XGMAC_SEG_NUM = 19, - WCS_RAM_SEG_NUM = 20, - MEMC_RAM_SEG_NUM = 21, - XAUI_AN_SEG_NUM = 22, - XAUI_HSS_PCS_SEG_NUM = 23, - XFI_AN_SEG_NUM = 24, - XFI_TRAIN_SEG_NUM = 25, - XFI_HSS_PCS_SEG_NUM = 26, - XFI_HSS_TX_SEG_NUM = 27, - XFI_HSS_RX_SEG_NUM = 28, - XFI_HSS_PLL_SEG_NUM = 29, - MISC_NIC_INFO_SEG_NUM = 30, - INTR_STATES_SEG_NUM = 31, - CAM_ENTRIES_SEG_NUM = 32, - ROUTING_WORDS_SEG_NUM = 33, - ETS_SEG_NUM = 34, - PROBE_DUMP_SEG_NUM = 35, - ROUTING_INDEX_SEG_NUM = 36, - MAC_PROTOCOL_SEG_NUM = 37, - XAUI2_AN_SEG_NUM = 38, - XAUI2_HSS_PCS_SEG_NUM = 39, - XFI2_AN_SEG_NUM = 40, - XFI2_TRAIN_SEG_NUM = 41, - XFI2_HSS_PCS_SEG_NUM = 42, - XFI2_HSS_TX_SEG_NUM = 43, - XFI2_HSS_RX_SEG_NUM = 44, - XFI2_HSS_PLL_SEG_NUM = 45, - SEM_REGS_SEG_NUM = 50 - -}; - -/* There are 64 generic NIC registers. */ -#define NIC_REGS_DUMP_WORD_COUNT 64 -/* XGMAC word count. */ -#define XGMAC_DUMP_WORD_COUNT (XGMAC_REGISTER_END / 4) -/* Word counts for the SERDES blocks. */ -#define XG_SERDES_XAUI_AN_COUNT 14 -#define XG_SERDES_XAUI_HSS_PCS_COUNT 33 -#define XG_SERDES_XFI_AN_COUNT 14 -#define XG_SERDES_XFI_TRAIN_COUNT 12 -#define XG_SERDES_XFI_HSS_PCS_COUNT 15 -#define XG_SERDES_XFI_HSS_TX_COUNT 32 -#define XG_SERDES_XFI_HSS_RX_COUNT 32 -#define XG_SERDES_XFI_HSS_PLL_COUNT 32 - -/* There are 2 CNA ETS and 8 NIC ETS registers. */ -#define ETS_REGS_DUMP_WORD_COUNT 10 - -/* Each probe mux entry stores the probe type plus 64 entries - * that are each 64-bits in length. There are a total of - * 34 (PRB_MX_ADDR_VALID_TOTAL) valid probes. - */ -#define PRB_MX_ADDR_PRB_WORD_COUNT (1 + (PRB_MX_ADDR_MAX_MUX * 2)) -#define PRB_MX_DUMP_TOT_COUNT (PRB_MX_ADDR_PRB_WORD_COUNT * \ - PRB_MX_ADDR_VALID_TOTAL) -/* Each routing entry consists of 4 32-bit words. - * They are route type, index, index word, and result. - * There are 2 route blocks with 8 entries each and - * 2 NIC blocks with 16 entries each. - * The totol entries is 48 with 4 words each. - */ -#define RT_IDX_DUMP_ENTRIES 48 -#define RT_IDX_DUMP_WORDS_PER_ENTRY 4 -#define RT_IDX_DUMP_TOT_WORDS (RT_IDX_DUMP_ENTRIES * \ - RT_IDX_DUMP_WORDS_PER_ENTRY) -/* There are 10 address blocks in filter, each with - * different entry counts and different word-count-per-entry. - */ -#define MAC_ADDR_DUMP_ENTRIES \ - ((MAC_ADDR_MAX_CAM_ENTRIES * MAC_ADDR_MAX_CAM_WCOUNT) + \ - (MAC_ADDR_MAX_MULTICAST_ENTRIES * MAC_ADDR_MAX_MULTICAST_WCOUNT) + \ - (MAC_ADDR_MAX_VLAN_ENTRIES * MAC_ADDR_MAX_VLAN_WCOUNT) + \ - (MAC_ADDR_MAX_MCAST_FLTR_ENTRIES * MAC_ADDR_MAX_MCAST_FLTR_WCOUNT) + \ - (MAC_ADDR_MAX_FC_MAC_ENTRIES * MAC_ADDR_MAX_FC_MAC_WCOUNT) + \ - (MAC_ADDR_MAX_MGMT_MAC_ENTRIES * MAC_ADDR_MAX_MGMT_MAC_WCOUNT) + \ - (MAC_ADDR_MAX_MGMT_VLAN_ENTRIES * MAC_ADDR_MAX_MGMT_VLAN_WCOUNT) + \ - (MAC_ADDR_MAX_MGMT_V4_ENTRIES * MAC_ADDR_MAX_MGMT_V4_WCOUNT) + \ - (MAC_ADDR_MAX_MGMT_V6_ENTRIES * MAC_ADDR_MAX_MGMT_V6_WCOUNT) + \ - (MAC_ADDR_MAX_MGMT_TU_DP_ENTRIES * MAC_ADDR_MAX_MGMT_TU_DP_WCOUNT)) -#define MAC_ADDR_DUMP_WORDS_PER_ENTRY 2 -#define MAC_ADDR_DUMP_TOT_WORDS (MAC_ADDR_DUMP_ENTRIES * \ - MAC_ADDR_DUMP_WORDS_PER_ENTRY) -/* Maximum of 4 functions whose semaphore registeres are - * in the coredump. - */ -#define MAX_SEMAPHORE_FUNCTIONS 4 -/* Defines for access the MPI shadow registers. */ -#define RISC_124 0x0003007c -#define RISC_127 0x0003007f -#define SHADOW_OFFSET 0xb0000000 -#define SHADOW_REG_SHIFT 20 - -struct qlge_nic_misc { - u32 rx_ring_count; - u32 tx_ring_count; - u32 intr_count; - u32 function; -}; - -struct qlge_reg_dump { - /* segment 0 */ - struct mpi_coredump_global_header mpi_global_header; - - /* segment 16 */ - struct mpi_coredump_segment_header nic_regs_seg_hdr; - u32 nic_regs[64]; - - /* segment 30 */ - struct mpi_coredump_segment_header misc_nic_seg_hdr; - struct qlge_nic_misc misc_nic_info; - - /* segment 31 */ - /* one interrupt state for each CQ */ - struct mpi_coredump_segment_header intr_states_seg_hdr; - u32 intr_states[MAX_CPUS]; - - /* segment 32 */ - /* 3 cam words each for 16 unicast, - * 2 cam words for each of 32 multicast. - */ - struct mpi_coredump_segment_header cam_entries_seg_hdr; - u32 cam_entries[(16 * 3) + (32 * 3)]; - - /* segment 33 */ - struct mpi_coredump_segment_header nic_routing_words_seg_hdr; - u32 nic_routing_words[16]; - - /* segment 34 */ - struct mpi_coredump_segment_header ets_seg_hdr; - u32 ets[8 + 2]; -}; - -struct qlge_mpi_coredump { - /* segment 0 */ - struct mpi_coredump_global_header mpi_global_header; - - /* segment 1 */ - struct mpi_coredump_segment_header core_regs_seg_hdr; - u32 mpi_core_regs[MPI_CORE_REGS_CNT]; - u32 mpi_core_sh_regs[MPI_CORE_SH_REGS_CNT]; - - /* segment 2 */ - struct mpi_coredump_segment_header test_logic_regs_seg_hdr; - u32 test_logic_regs[TEST_REGS_CNT]; - - /* segment 3 */ - struct mpi_coredump_segment_header rmii_regs_seg_hdr; - u32 rmii_regs[RMII_REGS_CNT]; - - /* segment 4 */ - struct mpi_coredump_segment_header fcmac1_regs_seg_hdr; - u32 fcmac1_regs[FCMAC_REGS_CNT]; - - /* segment 5 */ - struct mpi_coredump_segment_header fcmac2_regs_seg_hdr; - u32 fcmac2_regs[FCMAC_REGS_CNT]; - - /* segment 6 */ - struct mpi_coredump_segment_header fc1_mbx_regs_seg_hdr; - u32 fc1_mbx_regs[FC_MBX_REGS_CNT]; - - /* segment 7 */ - struct mpi_coredump_segment_header ide_regs_seg_hdr; - u32 ide_regs[IDE_REGS_CNT]; - - /* segment 8 */ - struct mpi_coredump_segment_header nic1_mbx_regs_seg_hdr; - u32 nic1_mbx_regs[NIC_MBX_REGS_CNT]; - - /* segment 9 */ - struct mpi_coredump_segment_header smbus_regs_seg_hdr; - u32 smbus_regs[SMBUS_REGS_CNT]; - - /* segment 10 */ - struct mpi_coredump_segment_header fc2_mbx_regs_seg_hdr; - u32 fc2_mbx_regs[FC_MBX_REGS_CNT]; - - /* segment 11 */ - struct mpi_coredump_segment_header nic2_mbx_regs_seg_hdr; - u32 nic2_mbx_regs[NIC_MBX_REGS_CNT]; - - /* segment 12 */ - struct mpi_coredump_segment_header i2c_regs_seg_hdr; - u32 i2c_regs[I2C_REGS_CNT]; - /* segment 13 */ - struct mpi_coredump_segment_header memc_regs_seg_hdr; - u32 memc_regs[MEMC_REGS_CNT]; - - /* segment 14 */ - struct mpi_coredump_segment_header pbus_regs_seg_hdr; - u32 pbus_regs[PBUS_REGS_CNT]; - - /* segment 15 */ - struct mpi_coredump_segment_header mde_regs_seg_hdr; - u32 mde_regs[MDE_REGS_CNT]; - - /* segment 16 */ - struct mpi_coredump_segment_header nic_regs_seg_hdr; - u32 nic_regs[NIC_REGS_DUMP_WORD_COUNT]; - - /* segment 17 */ - struct mpi_coredump_segment_header nic2_regs_seg_hdr; - u32 nic2_regs[NIC_REGS_DUMP_WORD_COUNT]; - - /* segment 18 */ - struct mpi_coredump_segment_header xgmac1_seg_hdr; - u32 xgmac1[XGMAC_DUMP_WORD_COUNT]; - - /* segment 19 */ - struct mpi_coredump_segment_header xgmac2_seg_hdr; - u32 xgmac2[XGMAC_DUMP_WORD_COUNT]; - - /* segment 20 */ - struct mpi_coredump_segment_header code_ram_seg_hdr; - u32 code_ram[CODE_RAM_CNT]; - - /* segment 21 */ - struct mpi_coredump_segment_header memc_ram_seg_hdr; - u32 memc_ram[MEMC_RAM_CNT]; - - /* segment 22 */ - struct mpi_coredump_segment_header xaui_an_hdr; - u32 serdes_xaui_an[XG_SERDES_XAUI_AN_COUNT]; - - /* segment 23 */ - struct mpi_coredump_segment_header xaui_hss_pcs_hdr; - u32 serdes_xaui_hss_pcs[XG_SERDES_XAUI_HSS_PCS_COUNT]; - - /* segment 24 */ - struct mpi_coredump_segment_header xfi_an_hdr; - u32 serdes_xfi_an[XG_SERDES_XFI_AN_COUNT]; - - /* segment 25 */ - struct mpi_coredump_segment_header xfi_train_hdr; - u32 serdes_xfi_train[XG_SERDES_XFI_TRAIN_COUNT]; - - /* segment 26 */ - struct mpi_coredump_segment_header xfi_hss_pcs_hdr; - u32 serdes_xfi_hss_pcs[XG_SERDES_XFI_HSS_PCS_COUNT]; - - /* segment 27 */ - struct mpi_coredump_segment_header xfi_hss_tx_hdr; - u32 serdes_xfi_hss_tx[XG_SERDES_XFI_HSS_TX_COUNT]; - - /* segment 28 */ - struct mpi_coredump_segment_header xfi_hss_rx_hdr; - u32 serdes_xfi_hss_rx[XG_SERDES_XFI_HSS_RX_COUNT]; - - /* segment 29 */ - struct mpi_coredump_segment_header xfi_hss_pll_hdr; - u32 serdes_xfi_hss_pll[XG_SERDES_XFI_HSS_PLL_COUNT]; - - /* segment 30 */ - struct mpi_coredump_segment_header misc_nic_seg_hdr; - struct qlge_nic_misc misc_nic_info; - - /* segment 31 */ - /* one interrupt state for each CQ */ - struct mpi_coredump_segment_header intr_states_seg_hdr; - u32 intr_states[MAX_RX_RINGS]; - - /* segment 32 */ - /* 3 cam words each for 16 unicast, - * 2 cam words for each of 32 multicast. - */ - struct mpi_coredump_segment_header cam_entries_seg_hdr; - u32 cam_entries[(16 * 3) + (32 * 3)]; - - /* segment 33 */ - struct mpi_coredump_segment_header nic_routing_words_seg_hdr; - u32 nic_routing_words[16]; - /* segment 34 */ - struct mpi_coredump_segment_header ets_seg_hdr; - u32 ets[ETS_REGS_DUMP_WORD_COUNT]; - - /* segment 35 */ - struct mpi_coredump_segment_header probe_dump_seg_hdr; - u32 probe_dump[PRB_MX_DUMP_TOT_COUNT]; - - /* segment 36 */ - struct mpi_coredump_segment_header routing_reg_seg_hdr; - u32 routing_regs[RT_IDX_DUMP_TOT_WORDS]; - - /* segment 37 */ - struct mpi_coredump_segment_header mac_prot_reg_seg_hdr; - u32 mac_prot_regs[MAC_ADDR_DUMP_TOT_WORDS]; - - /* segment 38 */ - struct mpi_coredump_segment_header xaui2_an_hdr; - u32 serdes2_xaui_an[XG_SERDES_XAUI_AN_COUNT]; - - /* segment 39 */ - struct mpi_coredump_segment_header xaui2_hss_pcs_hdr; - u32 serdes2_xaui_hss_pcs[XG_SERDES_XAUI_HSS_PCS_COUNT]; - - /* segment 40 */ - struct mpi_coredump_segment_header xfi2_an_hdr; - u32 serdes2_xfi_an[XG_SERDES_XFI_AN_COUNT]; - - /* segment 41 */ - struct mpi_coredump_segment_header xfi2_train_hdr; - u32 serdes2_xfi_train[XG_SERDES_XFI_TRAIN_COUNT]; - - /* segment 42 */ - struct mpi_coredump_segment_header xfi2_hss_pcs_hdr; - u32 serdes2_xfi_hss_pcs[XG_SERDES_XFI_HSS_PCS_COUNT]; - - /* segment 43 */ - struct mpi_coredump_segment_header xfi2_hss_tx_hdr; - u32 serdes2_xfi_hss_tx[XG_SERDES_XFI_HSS_TX_COUNT]; - - /* segment 44 */ - struct mpi_coredump_segment_header xfi2_hss_rx_hdr; - u32 serdes2_xfi_hss_rx[XG_SERDES_XFI_HSS_RX_COUNT]; - - /* segment 45 */ - struct mpi_coredump_segment_header xfi2_hss_pll_hdr; - u32 serdes2_xfi_hss_pll[XG_SERDES_XFI_HSS_PLL_COUNT]; - - /* segment 50 */ - /* semaphore register for all 5 functions */ - struct mpi_coredump_segment_header sem_regs_seg_hdr; - u32 sem_regs[MAX_SEMAPHORE_FUNCTIONS]; -}; - -/* - * intr_context structure is used during initialization - * to hook the interrupts. It is also used in a single - * irq environment as a context to the ISR. - */ -struct intr_context { - struct qlge_adapter *qdev; - u32 intr; - u32 irq_mask; /* Mask of which rings the vector services. */ - u32 hooked; - u32 intr_en_mask; /* value/mask used to enable this intr */ - u32 intr_dis_mask; /* value/mask used to disable this intr */ - u32 intr_read_mask; /* value/mask used to read this intr */ - char name[IFNAMSIZ * 2]; - irq_handler_t handler; -}; - -/* adapter flags definitions. */ -enum { - QL_ADAPTER_UP = 0, /* Adapter has been brought up. */ - QL_LEGACY_ENABLED = 1, - QL_MSI_ENABLED = 2, - QL_MSIX_ENABLED = 3, - QL_DMA64 = 4, - QL_PROMISCUOUS = 5, - QL_ALLMULTI = 6, - QL_PORT_CFG = 7, - QL_CAM_RT_SET = 8, - QL_SELFTEST = 9, - QL_LB_LINK_UP = 10, - QL_FRC_COREDUMP = 11, - QL_EEH_FATAL = 12, - QL_ASIC_RECOVERY = 14, /* We are in ascic recovery. */ -}; - -/* link_status bit definitions */ -enum { - STS_LOOPBACK_MASK = 0x00000700, - STS_LOOPBACK_PCS = 0x00000100, - STS_LOOPBACK_HSS = 0x00000200, - STS_LOOPBACK_EXT = 0x00000300, - STS_PAUSE_MASK = 0x000000c0, - STS_PAUSE_STD = 0x00000040, - STS_PAUSE_PRI = 0x00000080, - STS_SPEED_MASK = 0x00000038, - STS_SPEED_100Mb = 0x00000000, - STS_SPEED_1Gb = 0x00000008, - STS_SPEED_10Gb = 0x00000010, - STS_LINK_TYPE_MASK = 0x00000007, - STS_LINK_TYPE_XFI = 0x00000001, - STS_LINK_TYPE_XAUI = 0x00000002, - STS_LINK_TYPE_XFI_BP = 0x00000003, - STS_LINK_TYPE_XAUI_BP = 0x00000004, - STS_LINK_TYPE_10GBASET = 0x00000005, -}; - -/* link_config bit definitions */ -enum { - CFG_JUMBO_FRAME_SIZE = 0x00010000, - CFG_PAUSE_MASK = 0x00000060, - CFG_PAUSE_STD = 0x00000020, - CFG_PAUSE_PRI = 0x00000040, - CFG_DCBX = 0x00000010, - CFG_LOOPBACK_MASK = 0x00000007, - CFG_LOOPBACK_PCS = 0x00000002, - CFG_LOOPBACK_HSS = 0x00000004, - CFG_LOOPBACK_EXT = 0x00000006, - CFG_DEFAULT_MAX_FRAME_SIZE = 0x00002580, -}; - -struct nic_operations { - int (*get_flash)(struct qlge_adapter *qdev); - int (*port_initialize)(struct qlge_adapter *qdev); -}; - -struct qlge_netdev_priv { - struct qlge_adapter *qdev; - struct net_device *ndev; -}; - -static inline -struct qlge_adapter *netdev_to_qdev(struct net_device *ndev) -{ - struct qlge_netdev_priv *ndev_priv = netdev_priv(ndev); - - return ndev_priv->qdev; -} - -/* - * The main Adapter structure definition. - * This structure has all fields relevant to the hardware. - */ -struct qlge_adapter { - struct ricb ricb; - unsigned long flags; - u32 wol; - - struct nic_stats nic_stats; - - unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; - - /* PCI Configuration information for this device */ - struct pci_dev *pdev; - struct net_device *ndev; /* Parent NET device */ - - struct devlink_health_reporter *reporter; - /* Hardware information */ - u32 chip_rev_id; - u32 fw_rev_id; - u32 func; /* PCI function for this adapter */ - u32 alt_func; /* PCI function for alternate adapter */ - u32 port; /* Port number this adapter */ - - spinlock_t adapter_lock; - spinlock_t stats_lock; - - /* PCI Bus Relative Register Addresses */ - void __iomem *reg_base; - void __iomem *doorbell_area; - u32 doorbell_area_size; - - u32 msg_enable; - - /* Page for Shadow Registers */ - void *rx_ring_shadow_reg_area; - dma_addr_t rx_ring_shadow_reg_dma; - void *tx_ring_shadow_reg_area; - dma_addr_t tx_ring_shadow_reg_dma; - - u32 mailbox_in; - u32 mailbox_out; - struct mbox_params idc_mbc; - struct mutex mpi_mutex; - - int tx_ring_size; - int rx_ring_size; - u32 intr_count; - struct msix_entry *msi_x_entry; - struct intr_context intr_context[MAX_RX_RINGS]; - - int tx_ring_count; /* One per online CPU. */ - u32 rss_ring_count; /* One per irq vector. */ - /* - * rx_ring_count = - * (CPU count * outbound completion rx_ring) + - * (irq_vector_cnt * inbound (RSS) completion rx_ring) - */ - int rx_ring_count; - int ring_mem_size; - void *ring_mem; - - struct rx_ring rx_ring[MAX_RX_RINGS]; - struct tx_ring tx_ring[MAX_TX_RINGS]; - unsigned int lbq_buf_order; - u32 lbq_buf_size; - - int rx_csum; - u32 default_rx_queue; - - u16 rx_coalesce_usecs; /* cqicb->int_delay */ - u16 rx_max_coalesced_frames; /* cqicb->pkt_int_delay */ - u16 tx_coalesce_usecs; /* cqicb->int_delay */ - u16 tx_max_coalesced_frames; /* cqicb->pkt_int_delay */ - - u32 xg_sem_mask; - u32 port_link_up; - u32 port_init; - u32 link_status; - struct qlge_mpi_coredump *mpi_coredump; - u32 link_config; - u32 led_config; - u32 max_frame_size; - - union flash_params flash; - - struct workqueue_struct *workqueue; - struct delayed_work asic_reset_work; - struct delayed_work mpi_reset_work; - struct delayed_work mpi_work; - struct delayed_work mpi_port_cfg_work; - struct delayed_work mpi_idc_work; - struct completion ide_completion; - const struct nic_operations *nic_ops; - u16 device_id; - struct timer_list timer; - atomic_t lb_count; - /* Keep local copy of current mac address. */ - char current_mac_addr[ETH_ALEN]; -}; - -/* - * Typical Register accessor for memory mapped device. - */ -static inline u32 qlge_read32(const struct qlge_adapter *qdev, int reg) -{ - return readl(qdev->reg_base + reg); -} - -/* - * Typical Register accessor for memory mapped device. - */ -static inline void qlge_write32(const struct qlge_adapter *qdev, int reg, u32 val) -{ - writel(val, qdev->reg_base + reg); -} - -/* - * Doorbell Registers: - * Doorbell registers are virtual registers in the PCI memory space. - * The space is allocated by the chip during PCI initialization. The - * device driver finds the doorbell address in BAR 3 in PCI config space. - * The registers are used to control outbound and inbound queues. For - * example, the producer index for an outbound queue. Each queue uses - * 1 4k chunk of memory. The lower half of the space is for outbound - * queues. The upper half is for inbound queues. - */ -static inline void qlge_write_db_reg(u32 val, void __iomem *addr) -{ - writel(val, addr); -} - -/* - * Doorbell Registers: - * Doorbell registers are virtual registers in the PCI memory space. - * The space is allocated by the chip during PCI initialization. The - * device driver finds the doorbell address in BAR 3 in PCI config space. - * The registers are used to control outbound and inbound queues. For - * example, the producer index for an outbound queue. Each queue uses - * 1 4k chunk of memory. The lower half of the space is for outbound - * queues. The upper half is for inbound queues. - * Caller has to guarantee ordering. - */ -static inline void qlge_write_db_reg_relaxed(u32 val, void __iomem *addr) -{ - writel_relaxed(val, addr); -} - -/* - * Shadow Registers: - * Outbound queues have a consumer index that is maintained by the chip. - * Inbound queues have a producer index that is maintained by the chip. - * For lower overhead, these registers are "shadowed" to host memory - * which allows the device driver to track the queue progress without - * PCI reads. When an entry is placed on an inbound queue, the chip will - * update the relevant index register and then copy the value to the - * shadow register in host memory. - */ -static inline u32 qlge_read_sh_reg(__le32 *addr) -{ - u32 reg; - - reg = le32_to_cpu(*addr); - rmb(); - return reg; -} - -extern char qlge_driver_name[]; -extern const char qlge_driver_version[]; -extern const struct ethtool_ops qlge_ethtool_ops; - -int qlge_sem_spinlock(struct qlge_adapter *qdev, u32 sem_mask); -void qlge_sem_unlock(struct qlge_adapter *qdev, u32 sem_mask); -int qlge_read_xgmac_reg(struct qlge_adapter *qdev, u32 reg, u32 *data); -int qlge_get_mac_addr_reg(struct qlge_adapter *qdev, u32 type, u16 index, - u32 *value); -int qlge_get_routing_reg(struct qlge_adapter *qdev, u32 index, u32 *value); -int qlge_write_cfg(struct qlge_adapter *qdev, void *ptr, int size, u32 bit, - u16 q_id); -void qlge_queue_fw_error(struct qlge_adapter *qdev); -void qlge_mpi_work(struct work_struct *work); -void qlge_mpi_reset_work(struct work_struct *work); -int qlge_wait_reg_rdy(struct qlge_adapter *qdev, u32 reg, u32 bit, u32 ebit); -void qlge_queue_asic_error(struct qlge_adapter *qdev); -void qlge_set_ethtool_ops(struct net_device *ndev); -int qlge_read_xgmac_reg64(struct qlge_adapter *qdev, u32 reg, u64 *data); -void qlge_mpi_idc_work(struct work_struct *work); -void qlge_mpi_port_cfg_work(struct work_struct *work); -int qlge_mb_get_fw_state(struct qlge_adapter *qdev); -int qlge_cam_route_initialize(struct qlge_adapter *qdev); -int qlge_read_mpi_reg(struct qlge_adapter *qdev, u32 reg, u32 *data); -int qlge_write_mpi_reg(struct qlge_adapter *qdev, u32 reg, u32 data); -int qlge_unpause_mpi_risc(struct qlge_adapter *qdev); -int qlge_pause_mpi_risc(struct qlge_adapter *qdev); -int qlge_hard_reset_mpi_risc(struct qlge_adapter *qdev); -int qlge_soft_reset_mpi_risc(struct qlge_adapter *qdev); -int qlge_dump_risc_ram_area(struct qlge_adapter *qdev, void *buf, u32 ram_addr, - int word_count); -int qlge_core_dump(struct qlge_adapter *qdev, struct qlge_mpi_coredump *mpi_coredump); -int qlge_mb_about_fw(struct qlge_adapter *qdev); -int qlge_mb_wol_set_magic(struct qlge_adapter *qdev, u32 enable_wol); -int qlge_mb_wol_mode(struct qlge_adapter *qdev, u32 wol); -int qlge_mb_set_led_cfg(struct qlge_adapter *qdev, u32 led_config); -int qlge_mb_get_led_cfg(struct qlge_adapter *qdev); -void qlge_link_on(struct qlge_adapter *qdev); -void qlge_link_off(struct qlge_adapter *qdev); -int qlge_mb_set_mgmnt_traffic_ctl(struct qlge_adapter *qdev, u32 control); -int qlge_mb_get_port_cfg(struct qlge_adapter *qdev); -int qlge_mb_set_port_cfg(struct qlge_adapter *qdev); -int qlge_wait_fifo_empty(struct qlge_adapter *qdev); -void qlge_get_dump(struct qlge_adapter *qdev, void *buff); -netdev_tx_t qlge_lb_send(struct sk_buff *skb, struct net_device *ndev); -void qlge_check_lb_frame(struct qlge_adapter *qdev, struct sk_buff *skb); -int qlge_own_firmware(struct qlge_adapter *qdev); -int qlge_clean_lb_rx_ring(struct rx_ring *rx_ring, int budget); - -#endif /* _QLGE_H_ */ diff --git a/drivers/staging/qlge/qlge_dbg.c b/drivers/staging/qlge/qlge_dbg.c deleted file mode 100644 index 5f08a8492da4..000000000000 --- a/drivers/staging/qlge/qlge_dbg.c +++ /dev/null @@ -1,1311 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/slab.h> - -#include "qlge.h" - -/* Read a NIC register from the alternate function. */ -static u32 qlge_read_other_func_reg(struct qlge_adapter *qdev, - u32 reg) -{ - u32 register_to_read; - u32 reg_val; - unsigned int status = 0; - - register_to_read = MPI_NIC_REG_BLOCK - | MPI_NIC_READ - | (qdev->alt_func << MPI_NIC_FUNCTION_SHIFT) - | reg; - status = qlge_read_mpi_reg(qdev, register_to_read, ®_val); - if (status != 0) - return 0xffffffff; - - return reg_val; -} - -/* Write a NIC register from the alternate function. */ -static int qlge_write_other_func_reg(struct qlge_adapter *qdev, - u32 reg, u32 reg_val) -{ - u32 register_to_read; - - register_to_read = MPI_NIC_REG_BLOCK - | MPI_NIC_READ - | (qdev->alt_func << MPI_NIC_FUNCTION_SHIFT) - | reg; - - return qlge_write_mpi_reg(qdev, register_to_read, reg_val); -} - -static int qlge_wait_other_func_reg_rdy(struct qlge_adapter *qdev, u32 reg, - u32 bit, u32 err_bit) -{ - u32 temp; - int count; - - for (count = 10; count; count--) { - temp = qlge_read_other_func_reg(qdev, reg); - - /* check for errors */ - if (temp & err_bit) - return -1; - else if (temp & bit) - return 0; - mdelay(10); - } - return -1; -} - -static int qlge_read_other_func_serdes_reg(struct qlge_adapter *qdev, u32 reg, - u32 *data) -{ - int status; - - /* wait for reg to come ready */ - status = qlge_wait_other_func_reg_rdy(qdev, XG_SERDES_ADDR / 4, - XG_SERDES_ADDR_RDY, 0); - if (status) - goto exit; - - /* set up for reg read */ - qlge_write_other_func_reg(qdev, XG_SERDES_ADDR / 4, reg | PROC_ADDR_R); - - /* wait for reg to come ready */ - status = qlge_wait_other_func_reg_rdy(qdev, XG_SERDES_ADDR / 4, - XG_SERDES_ADDR_RDY, 0); - if (status) - goto exit; - - /* get the data */ - *data = qlge_read_other_func_reg(qdev, (XG_SERDES_DATA / 4)); -exit: - return status; -} - -/* Read out the SERDES registers */ -static int qlge_read_serdes_reg(struct qlge_adapter *qdev, u32 reg, u32 *data) -{ - int status; - - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, XG_SERDES_ADDR, XG_SERDES_ADDR_RDY, 0); - if (status) - goto exit; - - /* set up for reg read */ - qlge_write32(qdev, XG_SERDES_ADDR, reg | PROC_ADDR_R); - - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, XG_SERDES_ADDR, XG_SERDES_ADDR_RDY, 0); - if (status) - goto exit; - - /* get the data */ - *data = qlge_read32(qdev, XG_SERDES_DATA); -exit: - return status; -} - -static void qlge_get_both_serdes(struct qlge_adapter *qdev, u32 addr, - u32 *direct_ptr, u32 *indirect_ptr, - bool direct_valid, bool indirect_valid) -{ - unsigned int status; - - status = 1; - if (direct_valid) - status = qlge_read_serdes_reg(qdev, addr, direct_ptr); - /* Dead fill any failures or invalids. */ - if (status) - *direct_ptr = 0xDEADBEEF; - - status = 1; - if (indirect_valid) - status = qlge_read_other_func_serdes_reg(qdev, addr, - indirect_ptr); - /* Dead fill any failures or invalids. */ - if (status) - *indirect_ptr = 0xDEADBEEF; -} - -static int qlge_get_serdes_regs(struct qlge_adapter *qdev, - struct qlge_mpi_coredump *mpi_coredump) -{ - int status; - bool xfi_direct_valid = false, xfi_indirect_valid = false; - bool xaui_direct_valid = true, xaui_indirect_valid = true; - unsigned int i; - u32 *direct_ptr, temp; - u32 *indirect_ptr; - - /* The XAUI needs to be read out per port */ - status = qlge_read_other_func_serdes_reg(qdev, - XG_SERDES_XAUI_HSS_PCS_START, - &temp); - if (status) - temp = XG_SERDES_ADDR_XAUI_PWR_DOWN; - - if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) == - XG_SERDES_ADDR_XAUI_PWR_DOWN) - xaui_indirect_valid = false; - - status = qlge_read_serdes_reg(qdev, XG_SERDES_XAUI_HSS_PCS_START, &temp); - - if (status) - temp = XG_SERDES_ADDR_XAUI_PWR_DOWN; - - if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) == - XG_SERDES_ADDR_XAUI_PWR_DOWN) - xaui_direct_valid = false; - - /* - * XFI register is shared so only need to read one - * functions and then check the bits. - */ - status = qlge_read_serdes_reg(qdev, XG_SERDES_ADDR_STS, &temp); - if (status) - temp = 0; - - if ((temp & XG_SERDES_ADDR_XFI1_PWR_UP) == - XG_SERDES_ADDR_XFI1_PWR_UP) { - /* now see if i'm NIC 1 or NIC 2 */ - if (qdev->func & 1) - /* I'm NIC 2, so the indirect (NIC1) xfi is up. */ - xfi_indirect_valid = true; - else - xfi_direct_valid = true; - } - if ((temp & XG_SERDES_ADDR_XFI2_PWR_UP) == - XG_SERDES_ADDR_XFI2_PWR_UP) { - /* now see if i'm NIC 1 or NIC 2 */ - if (qdev->func & 1) - /* I'm NIC 2, so the indirect (NIC1) xfi is up. */ - xfi_direct_valid = true; - else - xfi_indirect_valid = true; - } - - /* Get XAUI_AN register block. */ - if (qdev->func & 1) { - /* Function 2 is direct */ - direct_ptr = mpi_coredump->serdes2_xaui_an; - indirect_ptr = mpi_coredump->serdes_xaui_an; - } else { - /* Function 1 is direct */ - direct_ptr = mpi_coredump->serdes_xaui_an; - indirect_ptr = mpi_coredump->serdes2_xaui_an; - } - - for (i = 0; i <= 0x000000034; i += 4, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xaui_direct_valid, xaui_indirect_valid); - - /* Get XAUI_HSS_PCS register block. */ - if (qdev->func & 1) { - direct_ptr = - mpi_coredump->serdes2_xaui_hss_pcs; - indirect_ptr = - mpi_coredump->serdes_xaui_hss_pcs; - } else { - direct_ptr = - mpi_coredump->serdes_xaui_hss_pcs; - indirect_ptr = - mpi_coredump->serdes2_xaui_hss_pcs; - } - - for (i = 0x800; i <= 0x880; i += 4, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xaui_direct_valid, xaui_indirect_valid); - - /* Get XAUI_XFI_AN register block. */ - if (qdev->func & 1) { - direct_ptr = mpi_coredump->serdes2_xfi_an; - indirect_ptr = mpi_coredump->serdes_xfi_an; - } else { - direct_ptr = mpi_coredump->serdes_xfi_an; - indirect_ptr = mpi_coredump->serdes2_xfi_an; - } - - for (i = 0x1000; i <= 0x1034; i += 4, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xfi_direct_valid, xfi_indirect_valid); - - /* Get XAUI_XFI_TRAIN register block. */ - if (qdev->func & 1) { - direct_ptr = mpi_coredump->serdes2_xfi_train; - indirect_ptr = - mpi_coredump->serdes_xfi_train; - } else { - direct_ptr = mpi_coredump->serdes_xfi_train; - indirect_ptr = - mpi_coredump->serdes2_xfi_train; - } - - for (i = 0x1050; i <= 0x107c; i += 4, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xfi_direct_valid, xfi_indirect_valid); - - /* Get XAUI_XFI_HSS_PCS register block. */ - if (qdev->func & 1) { - direct_ptr = - mpi_coredump->serdes2_xfi_hss_pcs; - indirect_ptr = - mpi_coredump->serdes_xfi_hss_pcs; - } else { - direct_ptr = - mpi_coredump->serdes_xfi_hss_pcs; - indirect_ptr = - mpi_coredump->serdes2_xfi_hss_pcs; - } - - for (i = 0x1800; i <= 0x1838; i += 4, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xfi_direct_valid, xfi_indirect_valid); - - /* Get XAUI_XFI_HSS_TX register block. */ - if (qdev->func & 1) { - direct_ptr = - mpi_coredump->serdes2_xfi_hss_tx; - indirect_ptr = - mpi_coredump->serdes_xfi_hss_tx; - } else { - direct_ptr = mpi_coredump->serdes_xfi_hss_tx; - indirect_ptr = - mpi_coredump->serdes2_xfi_hss_tx; - } - for (i = 0x1c00; i <= 0x1c1f; i++, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xfi_direct_valid, xfi_indirect_valid); - - /* Get XAUI_XFI_HSS_RX register block. */ - if (qdev->func & 1) { - direct_ptr = - mpi_coredump->serdes2_xfi_hss_rx; - indirect_ptr = - mpi_coredump->serdes_xfi_hss_rx; - } else { - direct_ptr = mpi_coredump->serdes_xfi_hss_rx; - indirect_ptr = - mpi_coredump->serdes2_xfi_hss_rx; - } - - for (i = 0x1c40; i <= 0x1c5f; i++, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xfi_direct_valid, xfi_indirect_valid); - - /* Get XAUI_XFI_HSS_PLL register block. */ - if (qdev->func & 1) { - direct_ptr = - mpi_coredump->serdes2_xfi_hss_pll; - indirect_ptr = - mpi_coredump->serdes_xfi_hss_pll; - } else { - direct_ptr = - mpi_coredump->serdes_xfi_hss_pll; - indirect_ptr = - mpi_coredump->serdes2_xfi_hss_pll; - } - for (i = 0x1e00; i <= 0x1e1f; i++, direct_ptr++, indirect_ptr++) - qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr, - xfi_direct_valid, xfi_indirect_valid); - return 0; -} - -static int qlge_read_other_func_xgmac_reg(struct qlge_adapter *qdev, u32 reg, - u32 *data) -{ - int status = 0; - - /* wait for reg to come ready */ - status = qlge_wait_other_func_reg_rdy(qdev, XGMAC_ADDR / 4, - XGMAC_ADDR_RDY, XGMAC_ADDR_XME); - if (status) - goto exit; - - /* set up for reg read */ - qlge_write_other_func_reg(qdev, XGMAC_ADDR / 4, reg | XGMAC_ADDR_R); - - /* wait for reg to come ready */ - status = qlge_wait_other_func_reg_rdy(qdev, XGMAC_ADDR / 4, - XGMAC_ADDR_RDY, XGMAC_ADDR_XME); - if (status) - goto exit; - - /* get the data */ - *data = qlge_read_other_func_reg(qdev, XGMAC_DATA / 4); -exit: - return status; -} - -/* Read the 400 xgmac control/statistics registers - * skipping unused locations. - */ -static int qlge_get_xgmac_regs(struct qlge_adapter *qdev, u32 *buf, - unsigned int other_function) -{ - int status = 0; - int i; - - for (i = PAUSE_SRC_LO; i < XGMAC_REGISTER_END; i += 4, buf++) { - /* We're reading 400 xgmac registers, but we filter out - * several locations that are non-responsive to reads. - */ - if ((i == 0x00000114) || (i == 0x00000118) || - (i == 0x0000013c) || (i == 0x00000140) || - (i > 0x00000150 && i < 0x000001fc) || - (i > 0x00000278 && i < 0x000002a0) || - (i > 0x000002c0 && i < 0x000002cf) || - (i > 0x000002dc && i < 0x000002f0) || - (i > 0x000003c8 && i < 0x00000400) || - (i > 0x00000400 && i < 0x00000410) || - (i > 0x00000410 && i < 0x00000420) || - (i > 0x00000420 && i < 0x00000430) || - (i > 0x00000430 && i < 0x00000440) || - (i > 0x00000440 && i < 0x00000450) || - (i > 0x00000450 && i < 0x00000500) || - (i > 0x0000054c && i < 0x00000568) || - (i > 0x000005c8 && i < 0x00000600)) { - if (other_function) - status = qlge_read_other_func_xgmac_reg(qdev, i, buf); - else - status = qlge_read_xgmac_reg(qdev, i, buf); - - if (status) - *buf = 0xdeadbeef; - break; - } - } - return status; -} - -static int qlge_get_ets_regs(struct qlge_adapter *qdev, u32 *buf) -{ - int i; - - for (i = 0; i < 8; i++, buf++) { - qlge_write32(qdev, NIC_ETS, i << 29 | 0x08000000); - *buf = qlge_read32(qdev, NIC_ETS); - } - - for (i = 0; i < 2; i++, buf++) { - qlge_write32(qdev, CNA_ETS, i << 29 | 0x08000000); - *buf = qlge_read32(qdev, CNA_ETS); - } - - return 0; -} - -static void qlge_get_intr_states(struct qlge_adapter *qdev, u32 *buf) -{ - int i; - - for (i = 0; i < qdev->rx_ring_count; i++, buf++) { - qlge_write32(qdev, INTR_EN, - qdev->intr_context[i].intr_read_mask); - *buf = qlge_read32(qdev, INTR_EN); - } -} - -static int qlge_get_cam_entries(struct qlge_adapter *qdev, u32 *buf) -{ - int i, status; - u32 value[3]; - - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return status; - - for (i = 0; i < 16; i++) { - status = qlge_get_mac_addr_reg(qdev, - MAC_ADDR_TYPE_CAM_MAC, i, value); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed read of mac index register\n"); - goto err; - } - *buf++ = value[0]; /* lower MAC address */ - *buf++ = value[1]; /* upper MAC address */ - *buf++ = value[2]; /* output */ - } - for (i = 0; i < 32; i++) { - status = qlge_get_mac_addr_reg(qdev, MAC_ADDR_TYPE_MULTI_MAC, - i, value); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed read of mac index register\n"); - goto err; - } - *buf++ = value[0]; /* lower Mcast address */ - *buf++ = value[1]; /* upper Mcast address */ - } -err: - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - return status; -} - -static int qlge_get_routing_entries(struct qlge_adapter *qdev, u32 *buf) -{ - int status; - u32 value, i; - - status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK); - if (status) - return status; - - for (i = 0; i < 16; i++) { - status = qlge_get_routing_reg(qdev, i, &value); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed read of routing index register\n"); - goto err; - } else { - *buf++ = value; - } - } -err: - qlge_sem_unlock(qdev, SEM_RT_IDX_MASK); - return status; -} - -/* Read the MPI Processor shadow registers */ -static int qlge_get_mpi_shadow_regs(struct qlge_adapter *qdev, u32 *buf) -{ - u32 i; - int status; - - for (i = 0; i < MPI_CORE_SH_REGS_CNT; i++, buf++) { - status = qlge_write_mpi_reg(qdev, - RISC_124, - (SHADOW_OFFSET | i << SHADOW_REG_SHIFT)); - if (status) - goto end; - status = qlge_read_mpi_reg(qdev, RISC_127, buf); - if (status) - goto end; - } -end: - return status; -} - -/* Read the MPI Processor core registers */ -static int qlge_get_mpi_regs(struct qlge_adapter *qdev, u32 *buf, - u32 offset, u32 count) -{ - int i, status = 0; - - for (i = 0; i < count; i++, buf++) { - status = qlge_read_mpi_reg(qdev, offset + i, buf); - if (status) - return status; - } - return status; -} - -/* Read the ASIC probe dump */ -static unsigned int *qlge_get_probe(struct qlge_adapter *qdev, u32 clock, - u32 valid, u32 *buf) -{ - u32 module, mux_sel, probe, lo_val, hi_val; - - for (module = 0; module < PRB_MX_ADDR_MAX_MODS; module++) { - if (!((valid >> module) & 1)) - continue; - for (mux_sel = 0; mux_sel < PRB_MX_ADDR_MAX_MUX; mux_sel++) { - probe = clock - | PRB_MX_ADDR_ARE - | mux_sel - | (module << PRB_MX_ADDR_MOD_SEL_SHIFT); - qlge_write32(qdev, PRB_MX_ADDR, probe); - lo_val = qlge_read32(qdev, PRB_MX_DATA); - if (mux_sel == 0) { - *buf = probe; - buf++; - } - probe |= PRB_MX_ADDR_UP; - qlge_write32(qdev, PRB_MX_ADDR, probe); - hi_val = qlge_read32(qdev, PRB_MX_DATA); - *buf = lo_val; - buf++; - *buf = hi_val; - buf++; - } - } - return buf; -} - -static int qlge_get_probe_dump(struct qlge_adapter *qdev, unsigned int *buf) -{ - /* First we have to enable the probe mux */ - qlge_write_mpi_reg(qdev, MPI_TEST_FUNC_PRB_CTL, MPI_TEST_FUNC_PRB_EN); - buf = qlge_get_probe(qdev, PRB_MX_ADDR_SYS_CLOCK, - PRB_MX_ADDR_VALID_SYS_MOD, buf); - buf = qlge_get_probe(qdev, PRB_MX_ADDR_PCI_CLOCK, - PRB_MX_ADDR_VALID_PCI_MOD, buf); - buf = qlge_get_probe(qdev, PRB_MX_ADDR_XGM_CLOCK, - PRB_MX_ADDR_VALID_XGM_MOD, buf); - buf = qlge_get_probe(qdev, PRB_MX_ADDR_FC_CLOCK, - PRB_MX_ADDR_VALID_FC_MOD, buf); - return 0; -} - -/* Read out the routing index registers */ -static int qlge_get_routing_index_registers(struct qlge_adapter *qdev, u32 *buf) -{ - int status; - u32 type, index, index_max; - u32 result_index; - u32 result_data; - u32 val; - - status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK); - if (status) - return status; - - for (type = 0; type < 4; type++) { - if (type < 2) - index_max = 8; - else - index_max = 16; - for (index = 0; index < index_max; index++) { - val = RT_IDX_RS - | (type << RT_IDX_TYPE_SHIFT) - | (index << RT_IDX_IDX_SHIFT); - qlge_write32(qdev, RT_IDX, val); - result_index = 0; - while ((result_index & RT_IDX_MR) == 0) - result_index = qlge_read32(qdev, RT_IDX); - result_data = qlge_read32(qdev, RT_DATA); - *buf = type; - buf++; - *buf = index; - buf++; - *buf = result_index; - buf++; - *buf = result_data; - buf++; - } - } - qlge_sem_unlock(qdev, SEM_RT_IDX_MASK); - return status; -} - -/* Read out the MAC protocol registers */ -static void qlge_get_mac_protocol_registers(struct qlge_adapter *qdev, u32 *buf) -{ - u32 result_index, result_data; - u32 type; - u32 index; - u32 offset; - u32 val; - u32 initial_val = MAC_ADDR_RS; - u32 max_index; - u32 max_offset; - - for (type = 0; type < MAC_ADDR_TYPE_COUNT; type++) { - switch (type) { - case 0: /* CAM */ - initial_val |= MAC_ADDR_ADR; - max_index = MAC_ADDR_MAX_CAM_ENTRIES; - max_offset = MAC_ADDR_MAX_CAM_WCOUNT; - break; - case 1: /* Multicast MAC Address */ - max_index = MAC_ADDR_MAX_CAM_WCOUNT; - max_offset = MAC_ADDR_MAX_CAM_WCOUNT; - break; - case 2: /* VLAN filter mask */ - case 3: /* MC filter mask */ - max_index = MAC_ADDR_MAX_CAM_WCOUNT; - max_offset = MAC_ADDR_MAX_CAM_WCOUNT; - break; - case 4: /* FC MAC addresses */ - max_index = MAC_ADDR_MAX_FC_MAC_ENTRIES; - max_offset = MAC_ADDR_MAX_FC_MAC_WCOUNT; - break; - case 5: /* Mgmt MAC addresses */ - max_index = MAC_ADDR_MAX_MGMT_MAC_ENTRIES; - max_offset = MAC_ADDR_MAX_MGMT_MAC_WCOUNT; - break; - case 6: /* Mgmt VLAN addresses */ - max_index = MAC_ADDR_MAX_MGMT_VLAN_ENTRIES; - max_offset = MAC_ADDR_MAX_MGMT_VLAN_WCOUNT; - break; - case 7: /* Mgmt IPv4 address */ - max_index = MAC_ADDR_MAX_MGMT_V4_ENTRIES; - max_offset = MAC_ADDR_MAX_MGMT_V4_WCOUNT; - break; - case 8: /* Mgmt IPv6 address */ - max_index = MAC_ADDR_MAX_MGMT_V6_ENTRIES; - max_offset = MAC_ADDR_MAX_MGMT_V6_WCOUNT; - break; - case 9: /* Mgmt TCP/UDP Dest port */ - max_index = MAC_ADDR_MAX_MGMT_TU_DP_ENTRIES; - max_offset = MAC_ADDR_MAX_MGMT_TU_DP_WCOUNT; - break; - default: - netdev_err(qdev->ndev, "Bad type!!! 0x%08x\n", type); - max_index = 0; - max_offset = 0; - break; - } - for (index = 0; index < max_index; index++) { - for (offset = 0; offset < max_offset; offset++) { - val = initial_val - | (type << MAC_ADDR_TYPE_SHIFT) - | (index << MAC_ADDR_IDX_SHIFT) - | (offset); - qlge_write32(qdev, MAC_ADDR_IDX, val); - result_index = 0; - while ((result_index & MAC_ADDR_MR) == 0) { - result_index = qlge_read32(qdev, - MAC_ADDR_IDX); - } - result_data = qlge_read32(qdev, MAC_ADDR_DATA); - *buf = result_index; - buf++; - *buf = result_data; - buf++; - } - } - } -} - -static void qlge_get_sem_registers(struct qlge_adapter *qdev, u32 *buf) -{ - u32 func_num, reg, reg_val; - int status; - - for (func_num = 0; func_num < MAX_SEMAPHORE_FUNCTIONS ; func_num++) { - reg = MPI_NIC_REG_BLOCK - | (func_num << MPI_NIC_FUNCTION_SHIFT) - | (SEM / 4); - status = qlge_read_mpi_reg(qdev, reg, ®_val); - *buf = reg_val; - /* if the read failed then dead fill the element. */ - if (!status) - *buf = 0xdeadbeef; - buf++; - } -} - -/* Create a coredump segment header */ -static void qlge_build_coredump_seg_header(struct mpi_coredump_segment_header *seg_hdr, - u32 seg_number, u32 seg_size, u8 *desc) -{ - memset(seg_hdr, 0, sizeof(struct mpi_coredump_segment_header)); - seg_hdr->cookie = MPI_COREDUMP_COOKIE; - seg_hdr->seg_num = seg_number; - seg_hdr->seg_size = seg_size; - strscpy(seg_hdr->description, desc, sizeof(seg_hdr->description)); -} - -/* - * This function should be called when a coredump / probedump - * is to be extracted from the HBA. It is assumed there is a - * qdev structure that contains the base address of the register - * space for this function as well as a coredump structure that - * will contain the dump. - */ -int qlge_core_dump(struct qlge_adapter *qdev, struct qlge_mpi_coredump *mpi_coredump) -{ - int status; - int i; - - if (!mpi_coredump) { - netif_err(qdev, drv, qdev->ndev, "No memory allocated\n"); - return -EINVAL; - } - - /* Try to get the spinlock, but dont worry if - * it isn't available. If the firmware died it - * might be holding the sem. - */ - qlge_sem_spinlock(qdev, SEM_PROC_REG_MASK); - - status = qlge_pause_mpi_risc(qdev); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed RISC pause. Status = 0x%.08x\n", status); - goto err; - } - - /* Insert the global header */ - memset(&mpi_coredump->mpi_global_header, 0, - sizeof(struct mpi_coredump_global_header)); - mpi_coredump->mpi_global_header.cookie = MPI_COREDUMP_COOKIE; - mpi_coredump->mpi_global_header.header_size = - sizeof(struct mpi_coredump_global_header); - mpi_coredump->mpi_global_header.image_size = - sizeof(struct qlge_mpi_coredump); - strscpy(mpi_coredump->mpi_global_header.id_string, "MPI Coredump", - sizeof(mpi_coredump->mpi_global_header.id_string)); - - /* Get generic NIC reg dump */ - qlge_build_coredump_seg_header(&mpi_coredump->nic_regs_seg_hdr, - NIC1_CONTROL_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->nic_regs), "NIC1 Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->nic2_regs_seg_hdr, - NIC2_CONTROL_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->nic2_regs), "NIC2 Registers"); - - /* Get XGMac registers. (Segment 18, Rev C. step 21) */ - qlge_build_coredump_seg_header(&mpi_coredump->xgmac1_seg_hdr, - NIC1_XGMAC_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->xgmac1), "NIC1 XGMac Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xgmac2_seg_hdr, - NIC2_XGMAC_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->xgmac2), "NIC2 XGMac Registers"); - - if (qdev->func & 1) { - /* Odd means our function is NIC 2 */ - for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++) - mpi_coredump->nic2_regs[i] = - qlge_read32(qdev, i * sizeof(u32)); - - for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++) - mpi_coredump->nic_regs[i] = - qlge_read_other_func_reg(qdev, (i * sizeof(u32)) / 4); - - qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac2[0], 0); - qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac1[0], 1); - } else { - /* Even means our function is NIC 1 */ - for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++) - mpi_coredump->nic_regs[i] = - qlge_read32(qdev, i * sizeof(u32)); - for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++) - mpi_coredump->nic2_regs[i] = - qlge_read_other_func_reg(qdev, (i * sizeof(u32)) / 4); - - qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac1[0], 0); - qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac2[0], 1); - } - - /* Rev C. Step 20a */ - qlge_build_coredump_seg_header(&mpi_coredump->xaui_an_hdr, - XAUI_AN_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xaui_an), - "XAUI AN Registers"); - - /* Rev C. Step 20b */ - qlge_build_coredump_seg_header(&mpi_coredump->xaui_hss_pcs_hdr, - XAUI_HSS_PCS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xaui_hss_pcs), - "XAUI HSS PCS Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi_an_hdr, XFI_AN_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xfi_an), - "XFI AN Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi_train_hdr, - XFI_TRAIN_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xfi_train), - "XFI TRAIN Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_pcs_hdr, - XFI_HSS_PCS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xfi_hss_pcs), - "XFI HSS PCS Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_tx_hdr, - XFI_HSS_TX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xfi_hss_tx), - "XFI HSS TX Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_rx_hdr, - XFI_HSS_RX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xfi_hss_rx), - "XFI HSS RX Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_pll_hdr, - XFI_HSS_PLL_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes_xfi_hss_pll), - "XFI HSS PLL Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xaui2_an_hdr, - XAUI2_AN_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xaui_an), - "XAUI2 AN Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xaui2_hss_pcs_hdr, - XAUI2_HSS_PCS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xaui_hss_pcs), - "XAUI2 HSS PCS Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi2_an_hdr, - XFI2_AN_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xfi_an), - "XFI2 AN Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi2_train_hdr, - XFI2_TRAIN_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xfi_train), - "XFI2 TRAIN Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_pcs_hdr, - XFI2_HSS_PCS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xfi_hss_pcs), - "XFI2 HSS PCS Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_tx_hdr, - XFI2_HSS_TX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xfi_hss_tx), - "XFI2 HSS TX Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_rx_hdr, - XFI2_HSS_RX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xfi_hss_rx), - "XFI2 HSS RX Registers"); - - qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_pll_hdr, - XFI2_HSS_PLL_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->serdes2_xfi_hss_pll), - "XFI2 HSS PLL Registers"); - - status = qlge_get_serdes_regs(qdev, mpi_coredump); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed Dump of Serdes Registers. Status = 0x%.08x\n", - status); - goto err; - } - - qlge_build_coredump_seg_header(&mpi_coredump->core_regs_seg_hdr, - CORE_SEG_NUM, - sizeof(mpi_coredump->core_regs_seg_hdr) + - sizeof(mpi_coredump->mpi_core_regs) + - sizeof(mpi_coredump->mpi_core_sh_regs), - "Core Registers"); - - /* Get the MPI Core Registers */ - status = qlge_get_mpi_regs(qdev, &mpi_coredump->mpi_core_regs[0], - MPI_CORE_REGS_ADDR, MPI_CORE_REGS_CNT); - if (status) - goto err; - /* Get the 16 MPI shadow registers */ - status = qlge_get_mpi_shadow_regs(qdev, - &mpi_coredump->mpi_core_sh_regs[0]); - if (status) - goto err; - - /* Get the Test Logic Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->test_logic_regs_seg_hdr, - TEST_LOGIC_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->test_logic_regs), - "Test Logic Regs"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->test_logic_regs[0], - TEST_REGS_ADDR, TEST_REGS_CNT); - if (status) - goto err; - - /* Get the RMII Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->rmii_regs_seg_hdr, - RMII_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->rmii_regs), - "RMII Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->rmii_regs[0], - RMII_REGS_ADDR, RMII_REGS_CNT); - if (status) - goto err; - - /* Get the FCMAC1 Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->fcmac1_regs_seg_hdr, - FCMAC1_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->fcmac1_regs), - "FCMAC1 Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->fcmac1_regs[0], - FCMAC1_REGS_ADDR, FCMAC_REGS_CNT); - if (status) - goto err; - - /* Get the FCMAC2 Registers */ - - qlge_build_coredump_seg_header(&mpi_coredump->fcmac2_regs_seg_hdr, - FCMAC2_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->fcmac2_regs), - "FCMAC2 Registers"); - - status = qlge_get_mpi_regs(qdev, &mpi_coredump->fcmac2_regs[0], - FCMAC2_REGS_ADDR, FCMAC_REGS_CNT); - if (status) - goto err; - - /* Get the FC1 MBX Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->fc1_mbx_regs_seg_hdr, - FC1_MBOX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->fc1_mbx_regs), - "FC1 MBox Regs"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->fc1_mbx_regs[0], - FC1_MBX_REGS_ADDR, FC_MBX_REGS_CNT); - if (status) - goto err; - - /* Get the IDE Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->ide_regs_seg_hdr, - IDE_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->ide_regs), - "IDE Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->ide_regs[0], - IDE_REGS_ADDR, IDE_REGS_CNT); - if (status) - goto err; - - /* Get the NIC1 MBX Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->nic1_mbx_regs_seg_hdr, - NIC1_MBOX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->nic1_mbx_regs), - "NIC1 MBox Regs"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->nic1_mbx_regs[0], - NIC1_MBX_REGS_ADDR, NIC_MBX_REGS_CNT); - if (status) - goto err; - - /* Get the SMBus Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->smbus_regs_seg_hdr, - SMBUS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->smbus_regs), - "SMBus Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->smbus_regs[0], - SMBUS_REGS_ADDR, SMBUS_REGS_CNT); - if (status) - goto err; - - /* Get the FC2 MBX Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->fc2_mbx_regs_seg_hdr, - FC2_MBOX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->fc2_mbx_regs), - "FC2 MBox Regs"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->fc2_mbx_regs[0], - FC2_MBX_REGS_ADDR, FC_MBX_REGS_CNT); - if (status) - goto err; - - /* Get the NIC2 MBX Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->nic2_mbx_regs_seg_hdr, - NIC2_MBOX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->nic2_mbx_regs), - "NIC2 MBox Regs"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->nic2_mbx_regs[0], - NIC2_MBX_REGS_ADDR, NIC_MBX_REGS_CNT); - if (status) - goto err; - - /* Get the I2C Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->i2c_regs_seg_hdr, - I2C_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->i2c_regs), - "I2C Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->i2c_regs[0], - I2C_REGS_ADDR, I2C_REGS_CNT); - if (status) - goto err; - - /* Get the MEMC Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->memc_regs_seg_hdr, - MEMC_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->memc_regs), - "MEMC Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->memc_regs[0], - MEMC_REGS_ADDR, MEMC_REGS_CNT); - if (status) - goto err; - - /* Get the PBus Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->pbus_regs_seg_hdr, - PBUS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->pbus_regs), - "PBUS Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->pbus_regs[0], - PBUS_REGS_ADDR, PBUS_REGS_CNT); - if (status) - goto err; - - /* Get the MDE Registers */ - qlge_build_coredump_seg_header(&mpi_coredump->mde_regs_seg_hdr, - MDE_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->mde_regs), - "MDE Registers"); - status = qlge_get_mpi_regs(qdev, &mpi_coredump->mde_regs[0], - MDE_REGS_ADDR, MDE_REGS_CNT); - if (status) - goto err; - - qlge_build_coredump_seg_header(&mpi_coredump->misc_nic_seg_hdr, - MISC_NIC_INFO_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->misc_nic_info), - "MISC NIC INFO"); - mpi_coredump->misc_nic_info.rx_ring_count = qdev->rx_ring_count; - mpi_coredump->misc_nic_info.tx_ring_count = qdev->tx_ring_count; - mpi_coredump->misc_nic_info.intr_count = qdev->intr_count; - mpi_coredump->misc_nic_info.function = qdev->func; - - /* Segment 31 */ - /* Get indexed register values. */ - qlge_build_coredump_seg_header(&mpi_coredump->intr_states_seg_hdr, - INTR_STATES_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->intr_states), - "INTR States"); - qlge_get_intr_states(qdev, &mpi_coredump->intr_states[0]); - - qlge_build_coredump_seg_header(&mpi_coredump->cam_entries_seg_hdr, - CAM_ENTRIES_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->cam_entries), - "CAM Entries"); - status = qlge_get_cam_entries(qdev, &mpi_coredump->cam_entries[0]); - if (status) - goto err; - - qlge_build_coredump_seg_header(&mpi_coredump->nic_routing_words_seg_hdr, - ROUTING_WORDS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->nic_routing_words), - "Routing Words"); - status = qlge_get_routing_entries(qdev, - &mpi_coredump->nic_routing_words[0]); - if (status) - goto err; - - /* Segment 34 (Rev C. step 23) */ - qlge_build_coredump_seg_header(&mpi_coredump->ets_seg_hdr, - ETS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->ets), - "ETS Registers"); - status = qlge_get_ets_regs(qdev, &mpi_coredump->ets[0]); - if (status) - goto err; - - qlge_build_coredump_seg_header(&mpi_coredump->probe_dump_seg_hdr, - PROBE_DUMP_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->probe_dump), - "Probe Dump"); - qlge_get_probe_dump(qdev, &mpi_coredump->probe_dump[0]); - - qlge_build_coredump_seg_header(&mpi_coredump->routing_reg_seg_hdr, - ROUTING_INDEX_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->routing_regs), - "Routing Regs"); - status = qlge_get_routing_index_registers(qdev, - &mpi_coredump->routing_regs[0]); - if (status) - goto err; - - qlge_build_coredump_seg_header(&mpi_coredump->mac_prot_reg_seg_hdr, - MAC_PROTOCOL_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->mac_prot_regs), - "MAC Prot Regs"); - qlge_get_mac_protocol_registers(qdev, &mpi_coredump->mac_prot_regs[0]); - - /* Get the semaphore registers for all 5 functions */ - qlge_build_coredump_seg_header(&mpi_coredump->sem_regs_seg_hdr, - SEM_REGS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) + - sizeof(mpi_coredump->sem_regs), "Sem Registers"); - - qlge_get_sem_registers(qdev, &mpi_coredump->sem_regs[0]); - - /* Prevent the mpi restarting while we dump the memory.*/ - qlge_write_mpi_reg(qdev, MPI_TEST_FUNC_RST_STS, MPI_TEST_FUNC_RST_FRC); - - /* clear the pause */ - status = qlge_unpause_mpi_risc(qdev); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed RISC unpause. Status = 0x%.08x\n", status); - goto err; - } - - /* Reset the RISC so we can dump RAM */ - status = qlge_hard_reset_mpi_risc(qdev); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed RISC reset. Status = 0x%.08x\n", status); - goto err; - } - - qlge_build_coredump_seg_header(&mpi_coredump->code_ram_seg_hdr, - WCS_RAM_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->code_ram), - "WCS RAM"); - status = qlge_dump_risc_ram_area(qdev, &mpi_coredump->code_ram[0], - CODE_RAM_ADDR, CODE_RAM_CNT); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed Dump of CODE RAM. Status = 0x%.08x\n", - status); - goto err; - } - - /* Insert the segment header */ - qlge_build_coredump_seg_header(&mpi_coredump->memc_ram_seg_hdr, - MEMC_RAM_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->memc_ram), - "MEMC RAM"); - status = qlge_dump_risc_ram_area(qdev, &mpi_coredump->memc_ram[0], - MEMC_RAM_ADDR, MEMC_RAM_CNT); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Failed Dump of MEMC RAM. Status = 0x%.08x\n", - status); - goto err; - } -err: - qlge_sem_unlock(qdev, SEM_PROC_REG_MASK); /* does flush too */ - return status; -} - -static void qlge_get_core_dump(struct qlge_adapter *qdev) -{ - if (!qlge_own_firmware(qdev)) { - netif_err(qdev, drv, qdev->ndev, "Don't own firmware!\n"); - return; - } - - if (!netif_running(qdev->ndev)) { - netif_err(qdev, ifup, qdev->ndev, - "Force Coredump can only be done from interface that is up\n"); - return; - } - qlge_queue_fw_error(qdev); -} - -static void qlge_gen_reg_dump(struct qlge_adapter *qdev, - struct qlge_reg_dump *mpi_coredump) -{ - int i, status; - - memset(&mpi_coredump->mpi_global_header, 0, - sizeof(struct mpi_coredump_global_header)); - mpi_coredump->mpi_global_header.cookie = MPI_COREDUMP_COOKIE; - mpi_coredump->mpi_global_header.header_size = - sizeof(struct mpi_coredump_global_header); - mpi_coredump->mpi_global_header.image_size = - sizeof(struct qlge_reg_dump); - strscpy(mpi_coredump->mpi_global_header.id_string, "MPI Coredump", - sizeof(mpi_coredump->mpi_global_header.id_string)); - - /* segment 16 */ - qlge_build_coredump_seg_header(&mpi_coredump->misc_nic_seg_hdr, - MISC_NIC_INFO_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->misc_nic_info), - "MISC NIC INFO"); - mpi_coredump->misc_nic_info.rx_ring_count = qdev->rx_ring_count; - mpi_coredump->misc_nic_info.tx_ring_count = qdev->tx_ring_count; - mpi_coredump->misc_nic_info.intr_count = qdev->intr_count; - mpi_coredump->misc_nic_info.function = qdev->func; - - /* Segment 16, Rev C. Step 18 */ - qlge_build_coredump_seg_header(&mpi_coredump->nic_regs_seg_hdr, - NIC1_CONTROL_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->nic_regs), - "NIC Registers"); - /* Get generic reg dump */ - for (i = 0; i < 64; i++) - mpi_coredump->nic_regs[i] = qlge_read32(qdev, i * sizeof(u32)); - - /* Segment 31 */ - /* Get indexed register values. */ - qlge_build_coredump_seg_header(&mpi_coredump->intr_states_seg_hdr, - INTR_STATES_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->intr_states), - "INTR States"); - qlge_get_intr_states(qdev, &mpi_coredump->intr_states[0]); - - qlge_build_coredump_seg_header(&mpi_coredump->cam_entries_seg_hdr, - CAM_ENTRIES_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->cam_entries), - "CAM Entries"); - status = qlge_get_cam_entries(qdev, &mpi_coredump->cam_entries[0]); - if (status) - return; - - qlge_build_coredump_seg_header(&mpi_coredump->nic_routing_words_seg_hdr, - ROUTING_WORDS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->nic_routing_words), - "Routing Words"); - status = qlge_get_routing_entries(qdev, - &mpi_coredump->nic_routing_words[0]); - if (status) - return; - - /* Segment 34 (Rev C. step 23) */ - qlge_build_coredump_seg_header(&mpi_coredump->ets_seg_hdr, - ETS_SEG_NUM, - sizeof(struct mpi_coredump_segment_header) - + sizeof(mpi_coredump->ets), - "ETS Registers"); - status = qlge_get_ets_regs(qdev, &mpi_coredump->ets[0]); - if (status) - return; -} - -void qlge_get_dump(struct qlge_adapter *qdev, void *buff) -{ - /* - * If the dump has already been taken and is stored - * in our internal buffer and if force dump is set then - * just start the spool to dump it to the log file - * and also, take a snapshot of the general regs - * to the user's buffer or else take complete dump - * to the user's buffer if force is not set. - */ - - if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) { - if (!qlge_core_dump(qdev, buff)) - qlge_soft_reset_mpi_risc(qdev); - else - netif_err(qdev, drv, qdev->ndev, "coredump failed!\n"); - } else { - qlge_gen_reg_dump(qdev, buff); - qlge_get_core_dump(qdev); - } -} diff --git a/drivers/staging/qlge/qlge_devlink.c b/drivers/staging/qlge/qlge_devlink.c deleted file mode 100644 index 0ab02d6d3817..000000000000 --- a/drivers/staging/qlge/qlge_devlink.c +++ /dev/null @@ -1,167 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -#include "qlge.h" -#include "qlge_devlink.h" - -static int qlge_fill_seg_(struct devlink_fmsg *fmsg, - struct mpi_coredump_segment_header *seg_header, - u32 *reg_data) -{ - int regs_num = (seg_header->seg_size - - sizeof(struct mpi_coredump_segment_header)) / sizeof(u32); - int err; - int i; - - err = devlink_fmsg_pair_nest_start(fmsg, seg_header->description); - if (err) - return err; - err = devlink_fmsg_obj_nest_start(fmsg); - if (err) - return err; - err = devlink_fmsg_u32_pair_put(fmsg, "segment", seg_header->seg_num); - if (err) - return err; - err = devlink_fmsg_arr_pair_nest_start(fmsg, "values"); - if (err) - return err; - for (i = 0; i < regs_num; i++) { - err = devlink_fmsg_u32_put(fmsg, *reg_data); - if (err) - return err; - reg_data++; - } - err = devlink_fmsg_obj_nest_end(fmsg); - if (err) - return err; - err = devlink_fmsg_arr_pair_nest_end(fmsg); - if (err) - return err; - err = devlink_fmsg_pair_nest_end(fmsg); - return err; -} - -#define FILL_SEG(seg_hdr, seg_regs) \ - do { \ - err = qlge_fill_seg_(fmsg, &dump->seg_hdr, dump->seg_regs); \ - if (err) { \ - kvfree(dump); \ - return err; \ - } \ - } while (0) - -static int qlge_reporter_coredump(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg, void *priv_ctx, - struct netlink_ext_ack *extack) -{ - int err = 0; - - struct qlge_adapter *qdev = devlink_health_reporter_priv(reporter); - struct qlge_mpi_coredump *dump; - wait_queue_head_t wait; - - if (!netif_running(qdev->ndev)) - return 0; - - if (test_bit(QL_FRC_COREDUMP, &qdev->flags)) { - if (qlge_own_firmware(qdev)) { - qlge_queue_fw_error(qdev); - init_waitqueue_head(&wait); - wait_event_timeout(wait, 0, 5 * HZ); - } else { - netif_err(qdev, ifup, qdev->ndev, - "Force Coredump failed because this NIC function doesn't own the firmware\n"); - return -EPERM; - } - } - - dump = kvmalloc(sizeof(*dump), GFP_KERNEL); - if (!dump) - return -ENOMEM; - - err = qlge_core_dump(qdev, dump); - if (err) { - kvfree(dump); - return err; - } - - qlge_soft_reset_mpi_risc(qdev); - - FILL_SEG(core_regs_seg_hdr, mpi_core_regs); - FILL_SEG(test_logic_regs_seg_hdr, test_logic_regs); - FILL_SEG(rmii_regs_seg_hdr, rmii_regs); - FILL_SEG(fcmac1_regs_seg_hdr, fcmac1_regs); - FILL_SEG(fcmac2_regs_seg_hdr, fcmac2_regs); - FILL_SEG(fc1_mbx_regs_seg_hdr, fc1_mbx_regs); - FILL_SEG(ide_regs_seg_hdr, ide_regs); - FILL_SEG(nic1_mbx_regs_seg_hdr, nic1_mbx_regs); - FILL_SEG(smbus_regs_seg_hdr, smbus_regs); - FILL_SEG(fc2_mbx_regs_seg_hdr, fc2_mbx_regs); - FILL_SEG(nic2_mbx_regs_seg_hdr, nic2_mbx_regs); - FILL_SEG(i2c_regs_seg_hdr, i2c_regs); - FILL_SEG(memc_regs_seg_hdr, memc_regs); - FILL_SEG(pbus_regs_seg_hdr, pbus_regs); - FILL_SEG(mde_regs_seg_hdr, mde_regs); - FILL_SEG(nic_regs_seg_hdr, nic_regs); - FILL_SEG(nic2_regs_seg_hdr, nic2_regs); - FILL_SEG(xgmac1_seg_hdr, xgmac1); - FILL_SEG(xgmac2_seg_hdr, xgmac2); - FILL_SEG(code_ram_seg_hdr, code_ram); - FILL_SEG(memc_ram_seg_hdr, memc_ram); - FILL_SEG(xaui_an_hdr, serdes_xaui_an); - FILL_SEG(xaui_hss_pcs_hdr, serdes_xaui_hss_pcs); - FILL_SEG(xfi_an_hdr, serdes_xfi_an); - FILL_SEG(xfi_train_hdr, serdes_xfi_train); - FILL_SEG(xfi_hss_pcs_hdr, serdes_xfi_hss_pcs); - FILL_SEG(xfi_hss_tx_hdr, serdes_xfi_hss_tx); - FILL_SEG(xfi_hss_rx_hdr, serdes_xfi_hss_rx); - FILL_SEG(xfi_hss_pll_hdr, serdes_xfi_hss_pll); - - err = qlge_fill_seg_(fmsg, &dump->misc_nic_seg_hdr, - (u32 *)&dump->misc_nic_info); - if (err) { - kvfree(dump); - return err; - } - - FILL_SEG(intr_states_seg_hdr, intr_states); - FILL_SEG(cam_entries_seg_hdr, cam_entries); - FILL_SEG(nic_routing_words_seg_hdr, nic_routing_words); - FILL_SEG(ets_seg_hdr, ets); - FILL_SEG(probe_dump_seg_hdr, probe_dump); - FILL_SEG(routing_reg_seg_hdr, routing_regs); - FILL_SEG(mac_prot_reg_seg_hdr, mac_prot_regs); - FILL_SEG(xaui2_an_hdr, serdes2_xaui_an); - FILL_SEG(xaui2_hss_pcs_hdr, serdes2_xaui_hss_pcs); - FILL_SEG(xfi2_an_hdr, serdes2_xfi_an); - FILL_SEG(xfi2_train_hdr, serdes2_xfi_train); - FILL_SEG(xfi2_hss_pcs_hdr, serdes2_xfi_hss_pcs); - FILL_SEG(xfi2_hss_tx_hdr, serdes2_xfi_hss_tx); - FILL_SEG(xfi2_hss_rx_hdr, serdes2_xfi_hss_rx); - FILL_SEG(xfi2_hss_pll_hdr, serdes2_xfi_hss_pll); - FILL_SEG(sem_regs_seg_hdr, sem_regs); - - kvfree(dump); - return err; -} - -static const struct devlink_health_reporter_ops qlge_reporter_ops = { - .name = "coredump", - .dump = qlge_reporter_coredump, -}; - -long qlge_health_create_reporters(struct qlge_adapter *priv) -{ - struct devlink *devlink; - long err = 0; - - devlink = priv_to_devlink(priv); - priv->reporter = - devlink_health_reporter_create(devlink, &qlge_reporter_ops, - 0, priv); - if (IS_ERR(priv->reporter)) { - err = PTR_ERR(priv->reporter); - netdev_warn(priv->ndev, - "Failed to create reporter, err = %ld\n", - err); - } - return err; -} diff --git a/drivers/staging/qlge/qlge_devlink.h b/drivers/staging/qlge/qlge_devlink.h deleted file mode 100644 index 94538e923f2f..000000000000 --- a/drivers/staging/qlge/qlge_devlink.h +++ /dev/null @@ -1,9 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -#ifndef QLGE_DEVLINK_H -#define QLGE_DEVLINK_H - -#include <net/devlink.h> - -long qlge_health_create_reporters(struct qlge_adapter *priv); - -#endif /* QLGE_DEVLINK_H */ diff --git a/drivers/staging/qlge/qlge_ethtool.c b/drivers/staging/qlge/qlge_ethtool.c deleted file mode 100644 index 12efcd1057ba..000000000000 --- a/drivers/staging/qlge/qlge_ethtool.c +++ /dev/null @@ -1,746 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/list.h> -#include <linux/pci.h> -#include <linux/dma-mapping.h> -#include <linux/pagemap.h> -#include <linux/sched.h> -#include <linux/dmapool.h> -#include <linux/mempool.h> -#include <linux/spinlock.h> -#include <linux/kthread.h> -#include <linux/interrupt.h> -#include <linux/errno.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/ip.h> -#include <linux/ipv6.h> -#include <net/ipv6.h> -#include <linux/tcp.h> -#include <linux/udp.h> -#include <linux/if_arp.h> -#include <linux/if_ether.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/skbuff.h> -#include <linux/rtnetlink.h> -#include <linux/if_vlan.h> -#include <linux/delay.h> -#include <linux/mm.h> -#include <linux/vmalloc.h> - -#include "qlge.h" - -struct qlge_stats { - char stat_string[ETH_GSTRING_LEN]; - int sizeof_stat; - int stat_offset; -}; - -#define QL_SIZEOF(m) sizeof_field(struct qlge_adapter, m) -#define QL_OFF(m) offsetof(struct qlge_adapter, m) - -static const struct qlge_stats qlge_gstrings_stats[] = { - {"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)}, - {"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)}, - {"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts), - QL_OFF(nic_stats.tx_mcast_pkts)}, - {"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts), - QL_OFF(nic_stats.tx_bcast_pkts)}, - {"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts), - QL_OFF(nic_stats.tx_ucast_pkts)}, - {"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts), - QL_OFF(nic_stats.tx_ctl_pkts)}, - {"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts), - QL_OFF(nic_stats.tx_pause_pkts)}, - {"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt), - QL_OFF(nic_stats.tx_64_pkt)}, - {"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt), - QL_OFF(nic_stats.tx_65_to_127_pkt)}, - {"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt), - QL_OFF(nic_stats.tx_128_to_255_pkt)}, - {"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt), - QL_OFF(nic_stats.tx_256_511_pkt)}, - {"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt), - QL_OFF(nic_stats.tx_512_to_1023_pkt)}, - {"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt), - QL_OFF(nic_stats.tx_1024_to_1518_pkt)}, - {"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt), - QL_OFF(nic_stats.tx_1519_to_max_pkt)}, - {"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt), - QL_OFF(nic_stats.tx_undersize_pkt)}, - {"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt), - QL_OFF(nic_stats.tx_oversize_pkt)}, - {"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)}, - {"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok), - QL_OFF(nic_stats.rx_bytes_ok)}, - {"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)}, - {"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok), - QL_OFF(nic_stats.rx_pkts_ok)}, - {"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts), - QL_OFF(nic_stats.rx_bcast_pkts)}, - {"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts), - QL_OFF(nic_stats.rx_mcast_pkts)}, - {"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts), - QL_OFF(nic_stats.rx_ucast_pkts)}, - {"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts), - QL_OFF(nic_stats.rx_undersize_pkts)}, - {"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts), - QL_OFF(nic_stats.rx_oversize_pkts)}, - {"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts), - QL_OFF(nic_stats.rx_jabber_pkts)}, - {"rx_undersize_fcerr_pkts", - QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts), - QL_OFF(nic_stats.rx_undersize_fcerr_pkts)}, - {"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events), - QL_OFF(nic_stats.rx_drop_events)}, - {"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts), - QL_OFF(nic_stats.rx_fcerr_pkts)}, - {"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err), - QL_OFF(nic_stats.rx_align_err)}, - {"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err), - QL_OFF(nic_stats.rx_symbol_err)}, - {"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err), - QL_OFF(nic_stats.rx_mac_err)}, - {"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts), - QL_OFF(nic_stats.rx_ctl_pkts)}, - {"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts), - QL_OFF(nic_stats.rx_pause_pkts)}, - {"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts), - QL_OFF(nic_stats.rx_64_pkts)}, - {"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts), - QL_OFF(nic_stats.rx_65_to_127_pkts)}, - {"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts), - QL_OFF(nic_stats.rx_128_255_pkts)}, - {"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts), - QL_OFF(nic_stats.rx_256_511_pkts)}, - {"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts), - QL_OFF(nic_stats.rx_512_to_1023_pkts)}, - {"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts), - QL_OFF(nic_stats.rx_1024_to_1518_pkts)}, - {"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts), - QL_OFF(nic_stats.rx_1519_to_max_pkts)}, - {"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts), - QL_OFF(nic_stats.rx_len_err_pkts)}, - {"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err), - QL_OFF(nic_stats.rx_code_err)}, - {"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err), - QL_OFF(nic_stats.rx_oversize_err)}, - {"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err), - QL_OFF(nic_stats.rx_undersize_err)}, - {"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err), - QL_OFF(nic_stats.rx_preamble_err)}, - {"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err), - QL_OFF(nic_stats.rx_frame_len_err)}, - {"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err), - QL_OFF(nic_stats.rx_crc_err)}, - {"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count), - QL_OFF(nic_stats.rx_err_count)}, - {"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0), - QL_OFF(nic_stats.tx_cbfc_pause_frames0)}, - {"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1), - QL_OFF(nic_stats.tx_cbfc_pause_frames1)}, - {"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2), - QL_OFF(nic_stats.tx_cbfc_pause_frames2)}, - {"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3), - QL_OFF(nic_stats.tx_cbfc_pause_frames3)}, - {"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4), - QL_OFF(nic_stats.tx_cbfc_pause_frames4)}, - {"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5), - QL_OFF(nic_stats.tx_cbfc_pause_frames5)}, - {"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6), - QL_OFF(nic_stats.tx_cbfc_pause_frames6)}, - {"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7), - QL_OFF(nic_stats.tx_cbfc_pause_frames7)}, - {"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0), - QL_OFF(nic_stats.rx_cbfc_pause_frames0)}, - {"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1), - QL_OFF(nic_stats.rx_cbfc_pause_frames1)}, - {"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2), - QL_OFF(nic_stats.rx_cbfc_pause_frames2)}, - {"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3), - QL_OFF(nic_stats.rx_cbfc_pause_frames3)}, - {"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4), - QL_OFF(nic_stats.rx_cbfc_pause_frames4)}, - {"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5), - QL_OFF(nic_stats.rx_cbfc_pause_frames5)}, - {"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6), - QL_OFF(nic_stats.rx_cbfc_pause_frames6)}, - {"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7), - QL_OFF(nic_stats.rx_cbfc_pause_frames7)}, - {"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop), - QL_OFF(nic_stats.rx_nic_fifo_drop)}, -}; - -static const char qlge_gstrings_test[][ETH_GSTRING_LEN] = { - "Loopback test (offline)" -}; - -#define QLGE_TEST_LEN (sizeof(qlge_gstrings_test) / ETH_GSTRING_LEN) -#define QLGE_STATS_LEN ARRAY_SIZE(qlge_gstrings_stats) -#define QLGE_RCV_MAC_ERR_STATS 7 - -static int qlge_update_ring_coalescing(struct qlge_adapter *qdev) -{ - int i, status = 0; - struct rx_ring *rx_ring; - struct cqicb *cqicb; - - if (!netif_running(qdev->ndev)) - return status; - - /* Skip the default queue, and update the outbound handler - * queues if they changed. - */ - cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count]; - if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs || - le16_to_cpu(cqicb->pkt_delay) != qdev->tx_max_coalesced_frames) { - for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) { - rx_ring = &qdev->rx_ring[i]; - cqicb = (struct cqicb *)rx_ring; - cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs); - cqicb->pkt_delay = - cpu_to_le16(qdev->tx_max_coalesced_frames); - cqicb->flags = FLAGS_LI; - status = qlge_write_cfg(qdev, cqicb, sizeof(*cqicb), - CFG_LCQ, rx_ring->cq_id); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to load CQICB.\n"); - goto exit; - } - } - } - - /* Update the inbound (RSS) handler queues if they changed. */ - cqicb = (struct cqicb *)&qdev->rx_ring[0]; - if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs || - le16_to_cpu(cqicb->pkt_delay) != qdev->rx_max_coalesced_frames) { - for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) { - rx_ring = &qdev->rx_ring[i]; - cqicb = (struct cqicb *)rx_ring; - cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs); - cqicb->pkt_delay = - cpu_to_le16(qdev->rx_max_coalesced_frames); - cqicb->flags = FLAGS_LI; - status = qlge_write_cfg(qdev, cqicb, sizeof(*cqicb), - CFG_LCQ, rx_ring->cq_id); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to load CQICB.\n"); - goto exit; - } - } - } -exit: - return status; -} - -static void qlge_update_stats(struct qlge_adapter *qdev) -{ - u32 i; - u64 data; - u64 *iter = &qdev->nic_stats.tx_pkts; - - spin_lock(&qdev->stats_lock); - if (qlge_sem_spinlock(qdev, qdev->xg_sem_mask)) { - netif_err(qdev, drv, qdev->ndev, - "Couldn't get xgmac sem.\n"); - goto quit; - } - /* - * Get TX statistics. - */ - for (i = 0x200; i < 0x280; i += 8) { - if (qlge_read_xgmac_reg64(qdev, i, &data)) { - netif_err(qdev, drv, qdev->ndev, - "Error reading status register 0x%.04x.\n", - i); - goto end; - } else { - *iter = data; - } - iter++; - } - - /* - * Get RX statistics. - */ - for (i = 0x300; i < 0x3d0; i += 8) { - if (qlge_read_xgmac_reg64(qdev, i, &data)) { - netif_err(qdev, drv, qdev->ndev, - "Error reading status register 0x%.04x.\n", - i); - goto end; - } else { - *iter = data; - } - iter++; - } - - /* Update receive mac error statistics */ - iter += QLGE_RCV_MAC_ERR_STATS; - - /* - * Get Per-priority TX pause frame counter statistics. - */ - for (i = 0x500; i < 0x540; i += 8) { - if (qlge_read_xgmac_reg64(qdev, i, &data)) { - netif_err(qdev, drv, qdev->ndev, - "Error reading status register 0x%.04x.\n", - i); - goto end; - } else { - *iter = data; - } - iter++; - } - - /* - * Get Per-priority RX pause frame counter statistics. - */ - for (i = 0x568; i < 0x5a8; i += 8) { - if (qlge_read_xgmac_reg64(qdev, i, &data)) { - netif_err(qdev, drv, qdev->ndev, - "Error reading status register 0x%.04x.\n", - i); - goto end; - } else { - *iter = data; - } - iter++; - } - - /* - * Get RX NIC FIFO DROP statistics. - */ - if (qlge_read_xgmac_reg64(qdev, 0x5b8, &data)) { - netif_err(qdev, drv, qdev->ndev, - "Error reading status register 0x%.04x.\n", i); - goto end; - } else { - *iter = data; - } -end: - qlge_sem_unlock(qdev, qdev->xg_sem_mask); -quit: - spin_unlock(&qdev->stats_lock); -} - -static void qlge_get_strings(struct net_device *dev, u32 stringset, u8 *buf) -{ - int index; - - switch (stringset) { - case ETH_SS_TEST: - memcpy(buf, *qlge_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN); - break; - case ETH_SS_STATS: - for (index = 0; index < QLGE_STATS_LEN; index++) { - memcpy(buf + index * ETH_GSTRING_LEN, - qlge_gstrings_stats[index].stat_string, - ETH_GSTRING_LEN); - } - break; - } -} - -static int qlge_get_sset_count(struct net_device *dev, int sset) -{ - switch (sset) { - case ETH_SS_TEST: - return QLGE_TEST_LEN; - case ETH_SS_STATS: - return QLGE_STATS_LEN; - default: - return -EOPNOTSUPP; - } -} - -static void -qlge_get_ethtool_stats(struct net_device *ndev, - struct ethtool_stats *stats, u64 *data) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int index, length; - - length = QLGE_STATS_LEN; - qlge_update_stats(qdev); - - for (index = 0; index < length; index++) { - char *p = (char *)qdev + - qlge_gstrings_stats[index].stat_offset; - *data++ = (qlge_gstrings_stats[index].sizeof_stat == - sizeof(u64)) ? *(u64 *)p : (*(u32 *)p); - } -} - -static int qlge_get_link_ksettings(struct net_device *ndev, - struct ethtool_link_ksettings *ecmd) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - u32 supported, advertising; - - supported = SUPPORTED_10000baseT_Full; - advertising = ADVERTISED_10000baseT_Full; - - if ((qdev->link_status & STS_LINK_TYPE_MASK) == - STS_LINK_TYPE_10GBASET) { - supported |= (SUPPORTED_TP | SUPPORTED_Autoneg); - advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg); - ecmd->base.port = PORT_TP; - ecmd->base.autoneg = AUTONEG_ENABLE; - } else { - supported |= SUPPORTED_FIBRE; - advertising |= ADVERTISED_FIBRE; - ecmd->base.port = PORT_FIBRE; - } - - ecmd->base.speed = SPEED_10000; - ecmd->base.duplex = DUPLEX_FULL; - - ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported, - supported); - ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising, - advertising); - - return 0; -} - -static void qlge_get_drvinfo(struct net_device *ndev, - struct ethtool_drvinfo *drvinfo) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - strscpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver)); - strscpy(drvinfo->version, qlge_driver_version, - sizeof(drvinfo->version)); - snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), - "v%d.%d.%d", - (qdev->fw_rev_id & 0x00ff0000) >> 16, - (qdev->fw_rev_id & 0x0000ff00) >> 8, - (qdev->fw_rev_id & 0x000000ff)); - strscpy(drvinfo->bus_info, pci_name(qdev->pdev), - sizeof(drvinfo->bus_info)); -} - -static void qlge_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - unsigned short ssys_dev = qdev->pdev->subsystem_device; - - /* WOL is only supported for mezz card. */ - if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 || - ssys_dev == QLGE_MEZZ_SSYS_ID_180) { - wol->supported = WAKE_MAGIC; - wol->wolopts = qdev->wol; - } -} - -static int qlge_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - unsigned short ssys_dev = qdev->pdev->subsystem_device; - - /* WOL is only supported for mezz card. */ - if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 && - ssys_dev != QLGE_MEZZ_SSYS_ID_180) { - netif_info(qdev, drv, qdev->ndev, - "WOL is only supported for mezz card\n"); - return -EOPNOTSUPP; - } - if (wol->wolopts & ~WAKE_MAGIC) - return -EINVAL; - qdev->wol = wol->wolopts; - - netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol); - return 0; -} - -static int qlge_set_phys_id(struct net_device *ndev, - enum ethtool_phys_id_state state) - -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - switch (state) { - case ETHTOOL_ID_ACTIVE: - /* Save the current LED settings */ - if (qlge_mb_get_led_cfg(qdev)) - return -EIO; - - /* Start blinking */ - qlge_mb_set_led_cfg(qdev, QL_LED_BLINK); - return 0; - - case ETHTOOL_ID_INACTIVE: - /* Restore LED settings */ - if (qlge_mb_set_led_cfg(qdev, qdev->led_config)) - return -EIO; - return 0; - - default: - return -EINVAL; - } -} - -static int qlge_start_loopback(struct qlge_adapter *qdev) -{ - if (netif_carrier_ok(qdev->ndev)) { - set_bit(QL_LB_LINK_UP, &qdev->flags); - netif_carrier_off(qdev->ndev); - } else { - clear_bit(QL_LB_LINK_UP, &qdev->flags); - } - qdev->link_config |= CFG_LOOPBACK_PCS; - return qlge_mb_set_port_cfg(qdev); -} - -static void qlge_stop_loopback(struct qlge_adapter *qdev) -{ - qdev->link_config &= ~CFG_LOOPBACK_PCS; - qlge_mb_set_port_cfg(qdev); - if (test_bit(QL_LB_LINK_UP, &qdev->flags)) { - netif_carrier_on(qdev->ndev); - clear_bit(QL_LB_LINK_UP, &qdev->flags); - } -} - -static void qlge_create_lb_frame(struct sk_buff *skb, - unsigned int frame_size) -{ - memset(skb->data, 0xFF, frame_size); - frame_size &= ~1; - memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); - skb->data[frame_size / 2 + 10] = (unsigned char)0xBE; - skb->data[frame_size / 2 + 12] = (unsigned char)0xAF; -} - -void qlge_check_lb_frame(struct qlge_adapter *qdev, - struct sk_buff *skb) -{ - unsigned int frame_size = skb->len; - - if ((*(skb->data + 3) == 0xFF) && - (*(skb->data + frame_size / 2 + 10) == 0xBE) && - (*(skb->data + frame_size / 2 + 12) == 0xAF)) { - atomic_dec(&qdev->lb_count); - return; - } -} - -static int qlge_run_loopback_test(struct qlge_adapter *qdev) -{ - int i; - netdev_tx_t rc; - struct sk_buff *skb; - unsigned int size = SMALL_BUF_MAP_SIZE; - - for (i = 0; i < 64; i++) { - skb = netdev_alloc_skb(qdev->ndev, size); - if (!skb) - return -ENOMEM; - - skb->queue_mapping = 0; - skb_put(skb, size); - qlge_create_lb_frame(skb, size); - rc = qlge_lb_send(skb, qdev->ndev); - if (rc != NETDEV_TX_OK) - return -EPIPE; - atomic_inc(&qdev->lb_count); - } - /* Give queue time to settle before testing results. */ - usleep_range(2000, 2100); - qlge_clean_lb_rx_ring(&qdev->rx_ring[0], 128); - return atomic_read(&qdev->lb_count) ? -EIO : 0; -} - -static int qlge_loopback_test(struct qlge_adapter *qdev, u64 *data) -{ - *data = qlge_start_loopback(qdev); - if (*data) - goto out; - *data = qlge_run_loopback_test(qdev); -out: - qlge_stop_loopback(qdev); - return *data; -} - -static void qlge_self_test(struct net_device *ndev, - struct ethtool_test *eth_test, u64 *data) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - memset(data, 0, sizeof(u64) * QLGE_TEST_LEN); - - if (netif_running(ndev)) { - set_bit(QL_SELFTEST, &qdev->flags); - if (eth_test->flags == ETH_TEST_FL_OFFLINE) { - /* Offline tests */ - if (qlge_loopback_test(qdev, &data[0])) - eth_test->flags |= ETH_TEST_FL_FAILED; - - } else { - /* Online tests */ - data[0] = 0; - } - clear_bit(QL_SELFTEST, &qdev->flags); - /* Give link time to come up after - * port configuration changes. - */ - msleep_interruptible(4 * 1000); - } else { - netif_err(qdev, drv, qdev->ndev, - "is down, Loopback test will fail.\n"); - eth_test->flags |= ETH_TEST_FL_FAILED; - } -} - -static int qlge_get_regs_len(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) - return sizeof(struct qlge_mpi_coredump); - else - return sizeof(struct qlge_reg_dump); -} - -static void qlge_get_regs(struct net_device *ndev, - struct ethtool_regs *regs, void *p) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - qlge_get_dump(qdev, p); - if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) - regs->len = sizeof(struct qlge_mpi_coredump); - else - regs->len = sizeof(struct qlge_reg_dump); -} - -static int qlge_get_coalesce(struct net_device *ndev, - struct ethtool_coalesce *c, - struct kernel_ethtool_coalesce *kernel_coal, - struct netlink_ext_ack *extack) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - c->rx_coalesce_usecs = qdev->rx_coalesce_usecs; - c->tx_coalesce_usecs = qdev->tx_coalesce_usecs; - - /* This chip coalesces as follows: - * If a packet arrives, hold off interrupts until - * cqicb->int_delay expires, but if no other packets arrive don't - * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a - * timer to coalesce on a frame basis. So, we have to take ethtool's - * max_coalesced_frames value and convert it to a delay in microseconds. - * We do this by using a basic thoughput of 1,000,000 frames per - * second @ (1024 bytes). This means one frame per usec. So it's a - * simple one to one ratio. - */ - c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames; - c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames; - - return 0; -} - -static int qlge_set_coalesce(struct net_device *ndev, - struct ethtool_coalesce *c, - struct kernel_ethtool_coalesce *kernel_coal, - struct netlink_ext_ack *extack) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - /* Validate user parameters. */ - if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2) - return -EINVAL; - /* Don't wait more than 10 usec. */ - if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT) - return -EINVAL; - if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2) - return -EINVAL; - if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT) - return -EINVAL; - - /* Verify a change took place before updating the hardware. */ - if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs && - qdev->tx_coalesce_usecs == c->tx_coalesce_usecs && - qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames && - qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames) - return 0; - - qdev->rx_coalesce_usecs = c->rx_coalesce_usecs; - qdev->tx_coalesce_usecs = c->tx_coalesce_usecs; - qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames; - qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames; - - return qlge_update_ring_coalescing(qdev); -} - -static void qlge_get_pauseparam(struct net_device *ndev, - struct ethtool_pauseparam *pause) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - qlge_mb_get_port_cfg(qdev); - if (qdev->link_config & CFG_PAUSE_STD) { - pause->rx_pause = 1; - pause->tx_pause = 1; - } -} - -static int qlge_set_pauseparam(struct net_device *ndev, - struct ethtool_pauseparam *pause) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - if ((pause->rx_pause) && (pause->tx_pause)) - qdev->link_config |= CFG_PAUSE_STD; - else if (!pause->rx_pause && !pause->tx_pause) - qdev->link_config &= ~CFG_PAUSE_STD; - else - return -EINVAL; - - return qlge_mb_set_port_cfg(qdev); -} - -static u32 qlge_get_msglevel(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - return qdev->msg_enable; -} - -static void qlge_set_msglevel(struct net_device *ndev, u32 value) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - qdev->msg_enable = value; -} - -const struct ethtool_ops qlge_ethtool_ops = { - .supported_coalesce_params = ETHTOOL_COALESCE_USECS | - ETHTOOL_COALESCE_MAX_FRAMES, - .get_drvinfo = qlge_get_drvinfo, - .get_wol = qlge_get_wol, - .set_wol = qlge_set_wol, - .get_regs_len = qlge_get_regs_len, - .get_regs = qlge_get_regs, - .get_msglevel = qlge_get_msglevel, - .set_msglevel = qlge_set_msglevel, - .get_link = ethtool_op_get_link, - .set_phys_id = qlge_set_phys_id, - .self_test = qlge_self_test, - .get_pauseparam = qlge_get_pauseparam, - .set_pauseparam = qlge_set_pauseparam, - .get_coalesce = qlge_get_coalesce, - .set_coalesce = qlge_set_coalesce, - .get_sset_count = qlge_get_sset_count, - .get_strings = qlge_get_strings, - .get_ethtool_stats = qlge_get_ethtool_stats, - .get_link_ksettings = qlge_get_link_ksettings, -}; - diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c deleted file mode 100644 index 1ead7793062a..000000000000 --- a/drivers/staging/qlge/qlge_main.c +++ /dev/null @@ -1,4845 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * QLogic qlge NIC HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation - * Author: Linux qlge network device driver by - * Ron Mercer <ron.mercer@qlogic.com> - */ -#include <linux/kernel.h> -#include <linux/bitops.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/list.h> -#include <linux/pci.h> -#include <linux/dma-mapping.h> -#include <linux/pagemap.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/dmapool.h> -#include <linux/mempool.h> -#include <linux/spinlock.h> -#include <linux/kthread.h> -#include <linux/interrupt.h> -#include <linux/errno.h> -#include <linux/ioport.h> -#include <linux/in.h> -#include <linux/ip.h> -#include <linux/ipv6.h> -#include <net/ipv6.h> -#include <linux/tcp.h> -#include <linux/udp.h> -#include <linux/if_arp.h> -#include <linux/if_ether.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/if_vlan.h> -#include <linux/skbuff.h> -#include <linux/delay.h> -#include <linux/mm.h> -#include <linux/vmalloc.h> -#include <linux/prefetch.h> -#include <net/ip6_checksum.h> - -#include "qlge.h" -#include "qlge_devlink.h" - -char qlge_driver_name[] = DRV_NAME; -const char qlge_driver_version[] = DRV_VERSION; - -MODULE_AUTHOR("Ron Mercer <ron.mercer@qlogic.com>"); -MODULE_DESCRIPTION(DRV_STRING " "); -MODULE_LICENSE("GPL"); -MODULE_VERSION(DRV_VERSION); - -static const u32 default_msg = - NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK | - NETIF_MSG_IFDOWN | - NETIF_MSG_IFUP | - NETIF_MSG_RX_ERR | - NETIF_MSG_TX_ERR | - NETIF_MSG_HW | NETIF_MSG_WOL | 0; - -static int debug = -1; /* defaults above */ -module_param(debug, int, 0664); -MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); - -#define MSIX_IRQ 0 -#define MSI_IRQ 1 -#define LEG_IRQ 2 -static int qlge_irq_type = MSIX_IRQ; -module_param(qlge_irq_type, int, 0664); -MODULE_PARM_DESC(qlge_irq_type, "0 = MSI-X, 1 = MSI, 2 = Legacy."); - -static int qlge_mpi_coredump; -module_param(qlge_mpi_coredump, int, 0); -MODULE_PARM_DESC(qlge_mpi_coredump, - "Option to enable MPI firmware dump. Default is OFF - Do Not allocate memory. "); - -static int qlge_force_coredump; -module_param(qlge_force_coredump, int, 0); -MODULE_PARM_DESC(qlge_force_coredump, - "Option to allow force of firmware core dump. Default is OFF - Do not allow."); - -static const struct pci_device_id qlge_pci_tbl[] = { - {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QLGE_DEVICE_ID_8012)}, - {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QLGE_DEVICE_ID_8000)}, - /* required last entry */ - {0,} -}; - -MODULE_DEVICE_TABLE(pci, qlge_pci_tbl); - -static int qlge_wol(struct qlge_adapter *); -static void qlge_set_multicast_list(struct net_device *); -static int qlge_adapter_down(struct qlge_adapter *); -static int qlge_adapter_up(struct qlge_adapter *); - -/* This hardware semaphore causes exclusive access to - * resources shared between the NIC driver, MPI firmware, - * FCOE firmware and the FC driver. - */ -static int qlge_sem_trylock(struct qlge_adapter *qdev, u32 sem_mask) -{ - u32 sem_bits = 0; - - switch (sem_mask) { - case SEM_XGMAC0_MASK: - sem_bits = SEM_SET << SEM_XGMAC0_SHIFT; - break; - case SEM_XGMAC1_MASK: - sem_bits = SEM_SET << SEM_XGMAC1_SHIFT; - break; - case SEM_ICB_MASK: - sem_bits = SEM_SET << SEM_ICB_SHIFT; - break; - case SEM_MAC_ADDR_MASK: - sem_bits = SEM_SET << SEM_MAC_ADDR_SHIFT; - break; - case SEM_FLASH_MASK: - sem_bits = SEM_SET << SEM_FLASH_SHIFT; - break; - case SEM_PROBE_MASK: - sem_bits = SEM_SET << SEM_PROBE_SHIFT; - break; - case SEM_RT_IDX_MASK: - sem_bits = SEM_SET << SEM_RT_IDX_SHIFT; - break; - case SEM_PROC_REG_MASK: - sem_bits = SEM_SET << SEM_PROC_REG_SHIFT; - break; - default: - netif_alert(qdev, probe, qdev->ndev, "bad Semaphore mask!.\n"); - return -EINVAL; - } - - qlge_write32(qdev, SEM, sem_bits | sem_mask); - return !(qlge_read32(qdev, SEM) & sem_bits); -} - -int qlge_sem_spinlock(struct qlge_adapter *qdev, u32 sem_mask) -{ - unsigned int wait_count = 30; - - do { - if (!qlge_sem_trylock(qdev, sem_mask)) - return 0; - udelay(100); - } while (--wait_count); - return -ETIMEDOUT; -} - -void qlge_sem_unlock(struct qlge_adapter *qdev, u32 sem_mask) -{ - qlge_write32(qdev, SEM, sem_mask); - qlge_read32(qdev, SEM); /* flush */ -} - -/* This function waits for a specific bit to come ready - * in a given register. It is used mostly by the initialize - * process, but is also used in kernel thread API such as - * netdev->set_multi, netdev->set_mac_address, netdev->vlan_rx_add_vid. - */ -int qlge_wait_reg_rdy(struct qlge_adapter *qdev, u32 reg, u32 bit, u32 err_bit) -{ - u32 temp; - int count; - - for (count = 0; count < UDELAY_COUNT; count++) { - temp = qlge_read32(qdev, reg); - - /* check for errors */ - if (temp & err_bit) { - netif_alert(qdev, probe, qdev->ndev, - "register 0x%.08x access error, value = 0x%.08x!.\n", - reg, temp); - return -EIO; - } else if (temp & bit) { - return 0; - } - udelay(UDELAY_DELAY); - } - netif_alert(qdev, probe, qdev->ndev, - "Timed out waiting for reg %x to come ready.\n", reg); - return -ETIMEDOUT; -} - -/* The CFG register is used to download TX and RX control blocks - * to the chip. This function waits for an operation to complete. - */ -static int qlge_wait_cfg(struct qlge_adapter *qdev, u32 bit) -{ - int count; - u32 temp; - - for (count = 0; count < UDELAY_COUNT; count++) { - temp = qlge_read32(qdev, CFG); - if (temp & CFG_LE) - return -EIO; - if (!(temp & bit)) - return 0; - udelay(UDELAY_DELAY); - } - return -ETIMEDOUT; -} - -/* Used to issue init control blocks to hw. Maps control block, - * sets address, triggers download, waits for completion. - */ -int qlge_write_cfg(struct qlge_adapter *qdev, void *ptr, int size, u32 bit, - u16 q_id) -{ - u64 map; - int status = 0; - int direction; - u32 mask; - u32 value; - - if (bit & (CFG_LRQ | CFG_LR | CFG_LCQ)) - direction = DMA_TO_DEVICE; - else - direction = DMA_FROM_DEVICE; - - map = dma_map_single(&qdev->pdev->dev, ptr, size, direction); - if (dma_mapping_error(&qdev->pdev->dev, map)) { - netif_err(qdev, ifup, qdev->ndev, "Couldn't map DMA area.\n"); - return -ENOMEM; - } - - status = qlge_sem_spinlock(qdev, SEM_ICB_MASK); - if (status) - goto lock_failed; - - status = qlge_wait_cfg(qdev, bit); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Timed out waiting for CFG to come ready.\n"); - goto exit; - } - - qlge_write32(qdev, ICB_L, (u32)map); - qlge_write32(qdev, ICB_H, (u32)(map >> 32)); - - mask = CFG_Q_MASK | (bit << 16); - value = bit | (q_id << CFG_Q_SHIFT); - qlge_write32(qdev, CFG, (mask | value)); - - /* - * Wait for the bit to clear after signaling hw. - */ - status = qlge_wait_cfg(qdev, bit); -exit: - qlge_sem_unlock(qdev, SEM_ICB_MASK); /* does flush too */ -lock_failed: - dma_unmap_single(&qdev->pdev->dev, map, size, direction); - return status; -} - -/* Get a specific MAC address from the CAM. Used for debug and reg dump. */ -int qlge_get_mac_addr_reg(struct qlge_adapter *qdev, u32 type, u16 index, - u32 *value) -{ - u32 offset = 0; - int status; - - switch (type) { - case MAC_ADDR_TYPE_MULTI_MAC: - case MAC_ADDR_TYPE_CAM_MAC: { - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | /* offset */ - (index << MAC_ADDR_IDX_SHIFT) | /* index */ - MAC_ADDR_ADR | MAC_ADDR_RS | - type); /* type */ - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MR, 0); - if (status) - break; - *value++ = qlge_read32(qdev, MAC_ADDR_DATA); - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | /* offset */ - (index << MAC_ADDR_IDX_SHIFT) | /* index */ - MAC_ADDR_ADR | MAC_ADDR_RS | - type); /* type */ - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MR, 0); - if (status) - break; - *value++ = qlge_read32(qdev, MAC_ADDR_DATA); - if (type == MAC_ADDR_TYPE_CAM_MAC) { - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, - MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | /* offset */ - (index - << MAC_ADDR_IDX_SHIFT) | /* index */ - MAC_ADDR_ADR | - MAC_ADDR_RS | type); /* type */ - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, - MAC_ADDR_MR, 0); - if (status) - break; - *value++ = qlge_read32(qdev, MAC_ADDR_DATA); - } - break; - } - case MAC_ADDR_TYPE_VLAN: - case MAC_ADDR_TYPE_MULTI_FLTR: - default: - netif_crit(qdev, ifup, qdev->ndev, - "Address type %d not yet supported.\n", type); - status = -EPERM; - } - return status; -} - -/* Set up a MAC, multicast or VLAN address for the - * inbound frame matching. - */ -static int qlge_set_mac_addr_reg(struct qlge_adapter *qdev, const u8 *addr, - u32 type, u16 index) -{ - u32 offset = 0; - int status = 0; - - switch (type) { - case MAC_ADDR_TYPE_MULTI_MAC: { - u32 upper = (addr[0] << 8) | addr[1]; - u32 lower = (addr[2] << 24) | (addr[3] << 16) | (addr[4] << 8) | - (addr[5]); - - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | (index << MAC_ADDR_IDX_SHIFT) | type | - MAC_ADDR_E); - qlge_write32(qdev, MAC_ADDR_DATA, lower); - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | (index << MAC_ADDR_IDX_SHIFT) | type | - MAC_ADDR_E); - - qlge_write32(qdev, MAC_ADDR_DATA, upper); - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - break; - } - case MAC_ADDR_TYPE_CAM_MAC: { - u32 cam_output; - u32 upper = (addr[0] << 8) | addr[1]; - u32 lower = (addr[2] << 24) | (addr[3] << 16) | (addr[4] << 8) | - (addr[5]); - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | /* offset */ - (index << MAC_ADDR_IDX_SHIFT) | /* index */ - type); /* type */ - qlge_write32(qdev, MAC_ADDR_DATA, lower); - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset++) | /* offset */ - (index << MAC_ADDR_IDX_SHIFT) | /* index */ - type); /* type */ - qlge_write32(qdev, MAC_ADDR_DATA, upper); - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - (offset) | /* offset */ - (index << MAC_ADDR_IDX_SHIFT) | /* index */ - type); /* type */ - /* This field should also include the queue id - * and possibly the function id. Right now we hardcode - * the route field to NIC core. - */ - cam_output = (CAM_OUT_ROUTE_NIC | - (qdev->func << CAM_OUT_FUNC_SHIFT) | - (0 << CAM_OUT_CQ_ID_SHIFT)); - if (qdev->ndev->features & NETIF_F_HW_VLAN_CTAG_RX) - cam_output |= CAM_OUT_RV; - /* route to NIC core */ - qlge_write32(qdev, MAC_ADDR_DATA, cam_output); - break; - } - case MAC_ADDR_TYPE_VLAN: { - u32 enable_bit = *((u32 *)&addr[0]); - /* For VLAN, the addr actually holds a bit that - * either enables or disables the vlan id we are - * addressing. It's either MAC_ADDR_E on or off. - * That's bit-27 we're talking about. - */ - status = qlge_wait_reg_rdy(qdev, MAC_ADDR_IDX, MAC_ADDR_MW, 0); - if (status) - break; - qlge_write32(qdev, MAC_ADDR_IDX, - offset | /* offset */ - (index << MAC_ADDR_IDX_SHIFT) | /* index */ - type | /* type */ - enable_bit); /* enable/disable */ - break; - } - case MAC_ADDR_TYPE_MULTI_FLTR: - default: - netif_crit(qdev, ifup, qdev->ndev, - "Address type %d not yet supported.\n", type); - status = -EPERM; - } - return status; -} - -/* Set or clear MAC address in hardware. We sometimes - * have to clear it to prevent wrong frame routing - * especially in a bonding environment. - */ -static int qlge_set_mac_addr(struct qlge_adapter *qdev, int set) -{ - int status; - char zero_mac_addr[ETH_ALEN]; - char *addr; - - if (set) { - addr = &qdev->current_mac_addr[0]; - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "Set Mac addr %pM\n", addr); - } else { - eth_zero_addr(zero_mac_addr); - addr = &zero_mac_addr[0]; - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "Clearing MAC address\n"); - } - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return status; - status = qlge_set_mac_addr_reg(qdev, (const u8 *)addr, - MAC_ADDR_TYPE_CAM_MAC, - qdev->func * MAX_CQ); - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - netif_err(qdev, ifup, qdev->ndev, - "Failed to init mac address.\n"); - return status; -} - -void qlge_link_on(struct qlge_adapter *qdev) -{ - netif_err(qdev, link, qdev->ndev, "Link is up.\n"); - netif_carrier_on(qdev->ndev); - qlge_set_mac_addr(qdev, 1); -} - -void qlge_link_off(struct qlge_adapter *qdev) -{ - netif_err(qdev, link, qdev->ndev, "Link is down.\n"); - netif_carrier_off(qdev->ndev); - qlge_set_mac_addr(qdev, 0); -} - -/* Get a specific frame routing value from the CAM. - * Used for debug and reg dump. - */ -int qlge_get_routing_reg(struct qlge_adapter *qdev, u32 index, u32 *value) -{ - int status = 0; - - status = qlge_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MW, 0); - if (status) - goto exit; - - qlge_write32(qdev, RT_IDX, - RT_IDX_TYPE_NICQ | RT_IDX_RS | (index << RT_IDX_IDX_SHIFT)); - status = qlge_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MR, 0); - if (status) - goto exit; - *value = qlge_read32(qdev, RT_DATA); -exit: - return status; -} - -/* The NIC function for this chip has 16 routing indexes. Each one can be used - * to route different frame types to various inbound queues. We send broadcast/ - * multicast/error frames to the default queue for slow handling, - * and CAM hit/RSS frames to the fast handling queues. - */ -static int qlge_set_routing_reg(struct qlge_adapter *qdev, u32 index, u32 mask, - int enable) -{ - int status = -EINVAL; /* Return error if no mask match. */ - u32 value = 0; - - switch (mask) { - case RT_IDX_CAM_HIT: - { - value = RT_IDX_DST_CAM_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_CAM_HIT_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case RT_IDX_VALID: /* Promiscuous Mode frames. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_PROMISCUOUS_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case RT_IDX_ERR: /* Pass up MAC,IP,TCP/UDP error frames. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_ALL_ERR_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case RT_IDX_IP_CSUM_ERR: /* Pass up IP CSUM error frames. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_IP_CSUM_ERR_SLOT << - RT_IDX_IDX_SHIFT); /* index */ - break; - } - case RT_IDX_TU_CSUM_ERR: /* Pass up TCP/UDP CSUM error frames. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_TCP_UDP_CSUM_ERR_SLOT << - RT_IDX_IDX_SHIFT); /* index */ - break; - } - case RT_IDX_BCAST: /* Pass up Broadcast frames to default Q. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_BCAST_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case RT_IDX_MCAST: /* Pass up All Multicast frames. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_ALLMULTI_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case RT_IDX_MCAST_MATCH: /* Pass up matched Multicast frames. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_MCAST_MATCH_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case RT_IDX_RSS_MATCH: /* Pass up matched RSS frames. */ - { - value = RT_IDX_DST_RSS | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (RT_IDX_RSS_MATCH_SLOT << RT_IDX_IDX_SHIFT);/* index */ - break; - } - case 0: /* Clear the E-bit on an entry. */ - { - value = RT_IDX_DST_DFLT_Q | /* dest */ - RT_IDX_TYPE_NICQ | /* type */ - (index << RT_IDX_IDX_SHIFT);/* index */ - break; - } - default: - netif_err(qdev, ifup, qdev->ndev, - "Mask type %d not yet supported.\n", mask); - status = -EPERM; - goto exit; - } - - if (value) { - status = qlge_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MW, 0); - if (status) - goto exit; - value |= (enable ? RT_IDX_E : 0); - qlge_write32(qdev, RT_IDX, value); - qlge_write32(qdev, RT_DATA, enable ? mask : 0); - } -exit: - return status; -} - -static void qlge_enable_interrupts(struct qlge_adapter *qdev) -{ - qlge_write32(qdev, INTR_EN, (INTR_EN_EI << 16) | INTR_EN_EI); -} - -static void qlge_disable_interrupts(struct qlge_adapter *qdev) -{ - qlge_write32(qdev, INTR_EN, (INTR_EN_EI << 16)); -} - -static void qlge_enable_completion_interrupt(struct qlge_adapter *qdev, u32 intr) -{ - struct intr_context *ctx = &qdev->intr_context[intr]; - - qlge_write32(qdev, INTR_EN, ctx->intr_en_mask); -} - -static void qlge_disable_completion_interrupt(struct qlge_adapter *qdev, u32 intr) -{ - struct intr_context *ctx = &qdev->intr_context[intr]; - - qlge_write32(qdev, INTR_EN, ctx->intr_dis_mask); -} - -static void qlge_enable_all_completion_interrupts(struct qlge_adapter *qdev) -{ - int i; - - for (i = 0; i < qdev->intr_count; i++) - qlge_enable_completion_interrupt(qdev, i); -} - -static int qlge_validate_flash(struct qlge_adapter *qdev, u32 size, const char *str) -{ - int status, i; - u16 csum = 0; - __le16 *flash = (__le16 *)&qdev->flash; - - status = strncmp((char *)&qdev->flash, str, 4); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Invalid flash signature.\n"); - return status; - } - - for (i = 0; i < size; i++) - csum += le16_to_cpu(*flash++); - - if (csum) - netif_err(qdev, ifup, qdev->ndev, - "Invalid flash checksum, csum = 0x%.04x.\n", csum); - - return csum; -} - -static int qlge_read_flash_word(struct qlge_adapter *qdev, int offset, __le32 *data) -{ - int status = 0; - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, - FLASH_ADDR, FLASH_ADDR_RDY, FLASH_ADDR_ERR); - if (status) - goto exit; - /* set up for reg read */ - qlge_write32(qdev, FLASH_ADDR, FLASH_ADDR_R | offset); - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, - FLASH_ADDR, FLASH_ADDR_RDY, FLASH_ADDR_ERR); - if (status) - goto exit; - /* This data is stored on flash as an array of - * __le32. Since qlge_read32() returns cpu endian - * we need to swap it back. - */ - *data = cpu_to_le32(qlge_read32(qdev, FLASH_DATA)); -exit: - return status; -} - -static int qlge_get_8000_flash_params(struct qlge_adapter *qdev) -{ - u32 i, size; - int status; - __le32 *p = (__le32 *)&qdev->flash; - u32 offset; - u8 mac_addr[6]; - - /* Get flash offset for function and adjust - * for dword access. - */ - if (!qdev->port) - offset = FUNC0_FLASH_OFFSET / sizeof(u32); - else - offset = FUNC1_FLASH_OFFSET / sizeof(u32); - - if (qlge_sem_spinlock(qdev, SEM_FLASH_MASK)) - return -ETIMEDOUT; - - size = sizeof(struct flash_params_8000) / sizeof(u32); - for (i = 0; i < size; i++, p++) { - status = qlge_read_flash_word(qdev, i + offset, p); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Error reading flash.\n"); - goto exit; - } - } - - status = qlge_validate_flash(qdev, - sizeof(struct flash_params_8000) / - sizeof(u16), - "8000"); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Invalid flash.\n"); - status = -EINVAL; - goto exit; - } - - /* Extract either manufacturer or BOFM modified - * MAC address. - */ - if (qdev->flash.flash_params_8000.data_type1 == 2) - memcpy(mac_addr, - qdev->flash.flash_params_8000.mac_addr1, - qdev->ndev->addr_len); - else - memcpy(mac_addr, - qdev->flash.flash_params_8000.mac_addr, - qdev->ndev->addr_len); - - if (!is_valid_ether_addr(mac_addr)) { - netif_err(qdev, ifup, qdev->ndev, "Invalid MAC address.\n"); - status = -EINVAL; - goto exit; - } - - eth_hw_addr_set(qdev->ndev, mac_addr); - -exit: - qlge_sem_unlock(qdev, SEM_FLASH_MASK); - return status; -} - -static int qlge_get_8012_flash_params(struct qlge_adapter *qdev) -{ - int i; - int status; - __le32 *p = (__le32 *)&qdev->flash; - u32 offset = 0; - u32 size = sizeof(struct flash_params_8012) / sizeof(u32); - - /* Second function's parameters follow the first - * function's. - */ - if (qdev->port) - offset = size; - - if (qlge_sem_spinlock(qdev, SEM_FLASH_MASK)) - return -ETIMEDOUT; - - for (i = 0; i < size; i++, p++) { - status = qlge_read_flash_word(qdev, i + offset, p); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Error reading flash.\n"); - goto exit; - } - } - - status = qlge_validate_flash(qdev, - sizeof(struct flash_params_8012) / - sizeof(u16), - "8012"); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Invalid flash.\n"); - status = -EINVAL; - goto exit; - } - - if (!is_valid_ether_addr(qdev->flash.flash_params_8012.mac_addr)) { - status = -EINVAL; - goto exit; - } - - eth_hw_addr_set(qdev->ndev, qdev->flash.flash_params_8012.mac_addr); - -exit: - qlge_sem_unlock(qdev, SEM_FLASH_MASK); - return status; -} - -/* xgmac register are located behind the xgmac_addr and xgmac_data - * register pair. Each read/write requires us to wait for the ready - * bit before reading/writing the data. - */ -static int qlge_write_xgmac_reg(struct qlge_adapter *qdev, u32 reg, u32 data) -{ - int status; - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, - XGMAC_ADDR, XGMAC_ADDR_RDY, XGMAC_ADDR_XME); - if (status) - return status; - /* write the data to the data reg */ - qlge_write32(qdev, XGMAC_DATA, data); - /* trigger the write */ - qlge_write32(qdev, XGMAC_ADDR, reg); - return status; -} - -/* xgmac register are located behind the xgmac_addr and xgmac_data - * register pair. Each read/write requires us to wait for the ready - * bit before reading/writing the data. - */ -int qlge_read_xgmac_reg(struct qlge_adapter *qdev, u32 reg, u32 *data) -{ - int status = 0; - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, - XGMAC_ADDR, XGMAC_ADDR_RDY, XGMAC_ADDR_XME); - if (status) - goto exit; - /* set up for reg read */ - qlge_write32(qdev, XGMAC_ADDR, reg | XGMAC_ADDR_R); - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, - XGMAC_ADDR, XGMAC_ADDR_RDY, XGMAC_ADDR_XME); - if (status) - goto exit; - /* get the data */ - *data = qlge_read32(qdev, XGMAC_DATA); -exit: - return status; -} - -/* This is used for reading the 64-bit statistics regs. */ -int qlge_read_xgmac_reg64(struct qlge_adapter *qdev, u32 reg, u64 *data) -{ - int status = 0; - u32 hi = 0; - u32 lo = 0; - - status = qlge_read_xgmac_reg(qdev, reg, &lo); - if (status) - goto exit; - - status = qlge_read_xgmac_reg(qdev, reg + 4, &hi); - if (status) - goto exit; - - *data = (u64)lo | ((u64)hi << 32); - -exit: - return status; -} - -static int qlge_8000_port_initialize(struct qlge_adapter *qdev) -{ - int status; - /* - * Get MPI firmware version for driver banner - * and ethool info. - */ - status = qlge_mb_about_fw(qdev); - if (status) - goto exit; - status = qlge_mb_get_fw_state(qdev); - if (status) - goto exit; - /* Wake up a worker to get/set the TX/RX frame sizes. */ - queue_delayed_work(qdev->workqueue, &qdev->mpi_port_cfg_work, 0); -exit: - return status; -} - -/* Take the MAC Core out of reset. - * Enable statistics counting. - * Take the transmitter/receiver out of reset. - * This functionality may be done in the MPI firmware at a - * later date. - */ -static int qlge_8012_port_initialize(struct qlge_adapter *qdev) -{ - int status = 0; - u32 data; - - if (qlge_sem_trylock(qdev, qdev->xg_sem_mask)) { - /* Another function has the semaphore, so - * wait for the port init bit to come ready. - */ - netif_info(qdev, link, qdev->ndev, - "Another function has the semaphore, so wait for the port init bit to come ready.\n"); - status = qlge_wait_reg_rdy(qdev, STS, qdev->port_init, 0); - if (status) { - netif_crit(qdev, link, qdev->ndev, - "Port initialize timed out.\n"); - } - return status; - } - - netif_info(qdev, link, qdev->ndev, "Got xgmac semaphore!.\n"); - /* Set the core reset. */ - status = qlge_read_xgmac_reg(qdev, GLOBAL_CFG, &data); - if (status) - goto end; - data |= GLOBAL_CFG_RESET; - status = qlge_write_xgmac_reg(qdev, GLOBAL_CFG, data); - if (status) - goto end; - - /* Clear the core reset and turn on jumbo for receiver. */ - data &= ~GLOBAL_CFG_RESET; /* Clear core reset. */ - data |= GLOBAL_CFG_JUMBO; /* Turn on jumbo. */ - data |= GLOBAL_CFG_TX_STAT_EN; - data |= GLOBAL_CFG_RX_STAT_EN; - status = qlge_write_xgmac_reg(qdev, GLOBAL_CFG, data); - if (status) - goto end; - - /* Enable transmitter, and clear it's reset. */ - status = qlge_read_xgmac_reg(qdev, TX_CFG, &data); - if (status) - goto end; - data &= ~TX_CFG_RESET; /* Clear the TX MAC reset. */ - data |= TX_CFG_EN; /* Enable the transmitter. */ - status = qlge_write_xgmac_reg(qdev, TX_CFG, data); - if (status) - goto end; - - /* Enable receiver and clear it's reset. */ - status = qlge_read_xgmac_reg(qdev, RX_CFG, &data); - if (status) - goto end; - data &= ~RX_CFG_RESET; /* Clear the RX MAC reset. */ - data |= RX_CFG_EN; /* Enable the receiver. */ - status = qlge_write_xgmac_reg(qdev, RX_CFG, data); - if (status) - goto end; - - /* Turn on jumbo. */ - status = - qlge_write_xgmac_reg(qdev, MAC_TX_PARAMS, MAC_TX_PARAMS_JUMBO | (0x2580 << 16)); - if (status) - goto end; - status = - qlge_write_xgmac_reg(qdev, MAC_RX_PARAMS, 0x2580); - if (status) - goto end; - - /* Signal to the world that the port is enabled. */ - qlge_write32(qdev, STS, ((qdev->port_init << 16) | qdev->port_init)); -end: - qlge_sem_unlock(qdev, qdev->xg_sem_mask); - return status; -} - -static inline unsigned int qlge_lbq_block_size(struct qlge_adapter *qdev) -{ - return PAGE_SIZE << qdev->lbq_buf_order; -} - -static struct qlge_bq_desc *qlge_get_curr_buf(struct qlge_bq *bq) -{ - struct qlge_bq_desc *bq_desc; - - bq_desc = &bq->queue[bq->next_to_clean]; - bq->next_to_clean = QLGE_BQ_WRAP(bq->next_to_clean + 1); - - return bq_desc; -} - -static struct qlge_bq_desc *qlge_get_curr_lchunk(struct qlge_adapter *qdev, - struct rx_ring *rx_ring) -{ - struct qlge_bq_desc *lbq_desc = qlge_get_curr_buf(&rx_ring->lbq); - - dma_sync_single_for_cpu(&qdev->pdev->dev, lbq_desc->dma_addr, - qdev->lbq_buf_size, DMA_FROM_DEVICE); - - if ((lbq_desc->p.pg_chunk.offset + qdev->lbq_buf_size) == - qlge_lbq_block_size(qdev)) { - /* last chunk of the master page */ - dma_unmap_page(&qdev->pdev->dev, lbq_desc->dma_addr, - qlge_lbq_block_size(qdev), DMA_FROM_DEVICE); - } - - return lbq_desc; -} - -/* Update an rx ring index. */ -static void qlge_update_cq(struct rx_ring *rx_ring) -{ - rx_ring->cnsmr_idx++; - rx_ring->curr_entry++; - if (unlikely(rx_ring->cnsmr_idx == rx_ring->cq_len)) { - rx_ring->cnsmr_idx = 0; - rx_ring->curr_entry = rx_ring->cq_base; - } -} - -static void qlge_write_cq_idx(struct rx_ring *rx_ring) -{ - qlge_write_db_reg(rx_ring->cnsmr_idx, rx_ring->cnsmr_idx_db_reg); -} - -static const char * const bq_type_name[] = { - [QLGE_SB] = "sbq", - [QLGE_LB] = "lbq", -}; - -/* return 0 or negative error */ -static int qlge_refill_sb(struct rx_ring *rx_ring, - struct qlge_bq_desc *sbq_desc, gfp_t gfp) -{ - struct qlge_adapter *qdev = rx_ring->qdev; - struct sk_buff *skb; - - if (sbq_desc->p.skb) - return 0; - - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "ring %u sbq: getting new skb for index %d.\n", - rx_ring->cq_id, sbq_desc->index); - - skb = __netdev_alloc_skb(qdev->ndev, SMALL_BUFFER_SIZE, gfp); - if (!skb) - return -ENOMEM; - skb_reserve(skb, QLGE_SB_PAD); - - sbq_desc->dma_addr = dma_map_single(&qdev->pdev->dev, skb->data, - SMALL_BUF_MAP_SIZE, - DMA_FROM_DEVICE); - if (dma_mapping_error(&qdev->pdev->dev, sbq_desc->dma_addr)) { - netif_err(qdev, ifup, qdev->ndev, "PCI mapping failed.\n"); - dev_kfree_skb_any(skb); - return -EIO; - } - *sbq_desc->buf_ptr = cpu_to_le64(sbq_desc->dma_addr); - - sbq_desc->p.skb = skb; - return 0; -} - -/* return 0 or negative error */ -static int qlge_refill_lb(struct rx_ring *rx_ring, - struct qlge_bq_desc *lbq_desc, gfp_t gfp) -{ - struct qlge_adapter *qdev = rx_ring->qdev; - struct qlge_page_chunk *master_chunk = &rx_ring->master_chunk; - - if (!master_chunk->page) { - struct page *page; - dma_addr_t dma_addr; - - page = alloc_pages(gfp | __GFP_COMP, qdev->lbq_buf_order); - if (unlikely(!page)) - return -ENOMEM; - dma_addr = dma_map_page(&qdev->pdev->dev, page, 0, - qlge_lbq_block_size(qdev), - DMA_FROM_DEVICE); - if (dma_mapping_error(&qdev->pdev->dev, dma_addr)) { - __free_pages(page, qdev->lbq_buf_order); - netif_err(qdev, drv, qdev->ndev, - "PCI mapping failed.\n"); - return -EIO; - } - master_chunk->page = page; - master_chunk->va = page_address(page); - master_chunk->offset = 0; - rx_ring->chunk_dma_addr = dma_addr; - } - - lbq_desc->p.pg_chunk = *master_chunk; - lbq_desc->dma_addr = rx_ring->chunk_dma_addr; - *lbq_desc->buf_ptr = cpu_to_le64(lbq_desc->dma_addr + - lbq_desc->p.pg_chunk.offset); - - /* Adjust the master page chunk for next - * buffer get. - */ - master_chunk->offset += qdev->lbq_buf_size; - if (master_chunk->offset == qlge_lbq_block_size(qdev)) { - master_chunk->page = NULL; - } else { - master_chunk->va += qdev->lbq_buf_size; - get_page(master_chunk->page); - } - - return 0; -} - -/* return 0 or negative error */ -static int qlge_refill_bq(struct qlge_bq *bq, gfp_t gfp) -{ - struct rx_ring *rx_ring = QLGE_BQ_CONTAINER(bq); - struct qlge_adapter *qdev = rx_ring->qdev; - struct qlge_bq_desc *bq_desc; - int refill_count; - int retval; - int i; - - refill_count = QLGE_BQ_WRAP(QLGE_BQ_ALIGN(bq->next_to_clean - 1) - - bq->next_to_use); - if (!refill_count) - return 0; - - i = bq->next_to_use; - bq_desc = &bq->queue[i]; - i -= QLGE_BQ_LEN; - do { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "ring %u %s: try cleaning idx %d\n", - rx_ring->cq_id, bq_type_name[bq->type], i); - - if (bq->type == QLGE_SB) - retval = qlge_refill_sb(rx_ring, bq_desc, gfp); - else - retval = qlge_refill_lb(rx_ring, bq_desc, gfp); - if (retval < 0) { - netif_err(qdev, ifup, qdev->ndev, - "ring %u %s: Could not get a page chunk, idx %d\n", - rx_ring->cq_id, bq_type_name[bq->type], i); - break; - } - - bq_desc++; - i++; - if (unlikely(!i)) { - bq_desc = &bq->queue[0]; - i -= QLGE_BQ_LEN; - } - refill_count--; - } while (refill_count); - i += QLGE_BQ_LEN; - - if (bq->next_to_use != i) { - if (QLGE_BQ_ALIGN(bq->next_to_use) != QLGE_BQ_ALIGN(i)) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "ring %u %s: updating prod idx = %d.\n", - rx_ring->cq_id, bq_type_name[bq->type], - i); - qlge_write_db_reg(i, bq->prod_idx_db_reg); - } - bq->next_to_use = i; - } - - return retval; -} - -static void qlge_update_buffer_queues(struct rx_ring *rx_ring, gfp_t gfp, - unsigned long delay) -{ - bool sbq_fail, lbq_fail; - - sbq_fail = !!qlge_refill_bq(&rx_ring->sbq, gfp); - lbq_fail = !!qlge_refill_bq(&rx_ring->lbq, gfp); - - /* Minimum number of buffers needed to be able to receive at least one - * frame of any format: - * sbq: 1 for header + 1 for data - * lbq: mtu 9000 / lb size - * Below this, the queue might stall. - */ - if ((sbq_fail && QLGE_BQ_HW_OWNED(&rx_ring->sbq) < 2) || - (lbq_fail && QLGE_BQ_HW_OWNED(&rx_ring->lbq) < - DIV_ROUND_UP(9000, LARGE_BUFFER_MAX_SIZE))) - /* Allocations can take a long time in certain cases (ex. - * reclaim). Therefore, use a workqueue for long-running - * work items. - */ - queue_delayed_work_on(smp_processor_id(), system_long_wq, - &rx_ring->refill_work, delay); -} - -static void qlge_slow_refill(struct work_struct *work) -{ - struct rx_ring *rx_ring = container_of(work, struct rx_ring, - refill_work.work); - struct napi_struct *napi = &rx_ring->napi; - - napi_disable(napi); - qlge_update_buffer_queues(rx_ring, GFP_KERNEL, HZ / 2); - napi_enable(napi); - - local_bh_disable(); - /* napi_disable() might have prevented incomplete napi work from being - * rescheduled. - */ - napi_schedule(napi); - /* trigger softirq processing */ - local_bh_enable(); -} - -/* Unmaps tx buffers. Can be called from send() if a pci mapping - * fails at some stage, or from the interrupt when a tx completes. - */ -static void qlge_unmap_send(struct qlge_adapter *qdev, - struct tx_ring_desc *tx_ring_desc, int mapped) -{ - int i; - - for (i = 0; i < mapped; i++) { - if (i == 0 || (i == 7 && mapped > 7)) { - /* - * Unmap the skb->data area, or the - * external sglist (AKA the Outbound - * Address List (OAL)). - * If its the zeroeth element, then it's - * the skb->data area. If it's the 7th - * element and there is more than 6 frags, - * then its an OAL. - */ - if (i == 7) { - netif_printk(qdev, tx_done, KERN_DEBUG, - qdev->ndev, - "unmapping OAL area.\n"); - } - dma_unmap_single(&qdev->pdev->dev, - dma_unmap_addr(&tx_ring_desc->map[i], - mapaddr), - dma_unmap_len(&tx_ring_desc->map[i], - maplen), - DMA_TO_DEVICE); - } else { - netif_printk(qdev, tx_done, KERN_DEBUG, qdev->ndev, - "unmapping frag %d.\n", i); - dma_unmap_page(&qdev->pdev->dev, - dma_unmap_addr(&tx_ring_desc->map[i], - mapaddr), - dma_unmap_len(&tx_ring_desc->map[i], - maplen), DMA_TO_DEVICE); - } - } -} - -/* Map the buffers for this transmit. This will return - * NETDEV_TX_BUSY or NETDEV_TX_OK based on success. - */ -static int qlge_map_send(struct qlge_adapter *qdev, - struct qlge_ob_mac_iocb_req *mac_iocb_ptr, - struct sk_buff *skb, struct tx_ring_desc *tx_ring_desc) -{ - int len = skb_headlen(skb); - dma_addr_t map; - int frag_idx, err, map_idx = 0; - struct tx_buf_desc *tbd = mac_iocb_ptr->tbd; - int frag_cnt = skb_shinfo(skb)->nr_frags; - - if (frag_cnt) { - netif_printk(qdev, tx_queued, KERN_DEBUG, qdev->ndev, - "frag_cnt = %d.\n", frag_cnt); - } - /* - * Map the skb buffer first. - */ - map = dma_map_single(&qdev->pdev->dev, skb->data, len, DMA_TO_DEVICE); - - err = dma_mapping_error(&qdev->pdev->dev, map); - if (err) { - netif_err(qdev, tx_queued, qdev->ndev, - "PCI mapping failed with error: %d\n", err); - - return NETDEV_TX_BUSY; - } - - tbd->len = cpu_to_le32(len); - tbd->addr = cpu_to_le64(map); - dma_unmap_addr_set(&tx_ring_desc->map[map_idx], mapaddr, map); - dma_unmap_len_set(&tx_ring_desc->map[map_idx], maplen, len); - map_idx++; - - /* - * This loop fills the remainder of the 8 address descriptors - * in the IOCB. If there are more than 7 fragments, then the - * eighth address desc will point to an external list (OAL). - * When this happens, the remainder of the frags will be stored - * in this list. - */ - for (frag_idx = 0; frag_idx < frag_cnt; frag_idx++, map_idx++) { - skb_frag_t *frag = &skb_shinfo(skb)->frags[frag_idx]; - - tbd++; - if (frag_idx == 6 && frag_cnt > 7) { - /* Let's tack on an sglist. - * Our control block will now - * look like this: - * iocb->seg[0] = skb->data - * iocb->seg[1] = frag[0] - * iocb->seg[2] = frag[1] - * iocb->seg[3] = frag[2] - * iocb->seg[4] = frag[3] - * iocb->seg[5] = frag[4] - * iocb->seg[6] = frag[5] - * iocb->seg[7] = ptr to OAL (external sglist) - * oal->seg[0] = frag[6] - * oal->seg[1] = frag[7] - * oal->seg[2] = frag[8] - * oal->seg[3] = frag[9] - * oal->seg[4] = frag[10] - * etc... - */ - /* Tack on the OAL in the eighth segment of IOCB. */ - map = dma_map_single(&qdev->pdev->dev, &tx_ring_desc->oal, - sizeof(struct qlge_oal), - DMA_TO_DEVICE); - err = dma_mapping_error(&qdev->pdev->dev, map); - if (err) { - netif_err(qdev, tx_queued, qdev->ndev, - "PCI mapping outbound address list with error: %d\n", - err); - goto map_error; - } - - tbd->addr = cpu_to_le64(map); - /* - * The length is the number of fragments - * that remain to be mapped times the length - * of our sglist (OAL). - */ - tbd->len = - cpu_to_le32((sizeof(struct tx_buf_desc) * - (frag_cnt - frag_idx)) | TX_DESC_C); - dma_unmap_addr_set(&tx_ring_desc->map[map_idx], mapaddr, - map); - dma_unmap_len_set(&tx_ring_desc->map[map_idx], maplen, - sizeof(struct qlge_oal)); - tbd = (struct tx_buf_desc *)&tx_ring_desc->oal; - map_idx++; - } - - map = skb_frag_dma_map(&qdev->pdev->dev, frag, 0, skb_frag_size(frag), - DMA_TO_DEVICE); - - err = dma_mapping_error(&qdev->pdev->dev, map); - if (err) { - netif_err(qdev, tx_queued, qdev->ndev, - "PCI mapping frags failed with error: %d.\n", - err); - goto map_error; - } - - tbd->addr = cpu_to_le64(map); - tbd->len = cpu_to_le32(skb_frag_size(frag)); - dma_unmap_addr_set(&tx_ring_desc->map[map_idx], mapaddr, map); - dma_unmap_len_set(&tx_ring_desc->map[map_idx], maplen, - skb_frag_size(frag)); - } - /* Save the number of segments we've mapped. */ - tx_ring_desc->map_cnt = map_idx; - /* Terminate the last segment. */ - tbd->len = cpu_to_le32(le32_to_cpu(tbd->len) | TX_DESC_E); - return NETDEV_TX_OK; - -map_error: - /* - * If the first frag mapping failed, then i will be zero. - * This causes the unmap of the skb->data area. Otherwise - * we pass in the number of frags that mapped successfully - * so they can be umapped. - */ - qlge_unmap_send(qdev, tx_ring_desc, map_idx); - return NETDEV_TX_BUSY; -} - -/* Categorizing receive firmware frame errors */ -static void qlge_categorize_rx_err(struct qlge_adapter *qdev, u8 rx_err, - struct rx_ring *rx_ring) -{ - struct nic_stats *stats = &qdev->nic_stats; - - stats->rx_err_count++; - rx_ring->rx_errors++; - - switch (rx_err & IB_MAC_IOCB_RSP_ERR_MASK) { - case IB_MAC_IOCB_RSP_ERR_CODE_ERR: - stats->rx_code_err++; - break; - case IB_MAC_IOCB_RSP_ERR_OVERSIZE: - stats->rx_oversize_err++; - break; - case IB_MAC_IOCB_RSP_ERR_UNDERSIZE: - stats->rx_undersize_err++; - break; - case IB_MAC_IOCB_RSP_ERR_PREAMBLE: - stats->rx_preamble_err++; - break; - case IB_MAC_IOCB_RSP_ERR_FRAME_LEN: - stats->rx_frame_len_err++; - break; - case IB_MAC_IOCB_RSP_ERR_CRC: - stats->rx_crc_err++; - break; - default: - break; - } -} - -/* - * qlge_update_mac_hdr_len - helper routine to update the mac header length - * based on vlan tags if present - */ -static void qlge_update_mac_hdr_len(struct qlge_adapter *qdev, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp, - void *page, size_t *len) -{ - u16 *tags; - - if (qdev->ndev->features & NETIF_F_HW_VLAN_CTAG_RX) - return; - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V) { - tags = (u16 *)page; - /* Look for stacked vlan tags in ethertype field */ - if (tags[6] == ETH_P_8021Q && - tags[8] == ETH_P_8021Q) - *len += 2 * VLAN_HLEN; - else - *len += VLAN_HLEN; - } -} - -/* Process an inbound completion from an rx ring. */ -static void qlge_process_mac_rx_gro_page(struct qlge_adapter *qdev, - struct rx_ring *rx_ring, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp, - u32 length, u16 vlan_id) -{ - struct sk_buff *skb; - struct qlge_bq_desc *lbq_desc = qlge_get_curr_lchunk(qdev, rx_ring); - struct napi_struct *napi = &rx_ring->napi; - - /* Frame error, so drop the packet. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) { - qlge_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring); - put_page(lbq_desc->p.pg_chunk.page); - return; - } - napi->dev = qdev->ndev; - - skb = napi_get_frags(napi); - if (!skb) { - netif_err(qdev, drv, qdev->ndev, - "Couldn't get an skb, exiting.\n"); - rx_ring->rx_dropped++; - put_page(lbq_desc->p.pg_chunk.page); - return; - } - prefetch(lbq_desc->p.pg_chunk.va); - __skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, - lbq_desc->p.pg_chunk.page, - lbq_desc->p.pg_chunk.offset, - length); - - skb->len += length; - skb->data_len += length; - skb->truesize += length; - skb_shinfo(skb)->nr_frags++; - - rx_ring->rx_packets++; - rx_ring->rx_bytes += length; - skb->ip_summed = CHECKSUM_UNNECESSARY; - skb_record_rx_queue(skb, rx_ring->cq_id); - if (vlan_id != 0xffff) - __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_id); - napi_gro_frags(napi); -} - -/* Process an inbound completion from an rx ring. */ -static void qlge_process_mac_rx_page(struct qlge_adapter *qdev, - struct rx_ring *rx_ring, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp, - u32 length, u16 vlan_id) -{ - struct net_device *ndev = qdev->ndev; - struct sk_buff *skb = NULL; - void *addr; - struct qlge_bq_desc *lbq_desc = qlge_get_curr_lchunk(qdev, rx_ring); - struct napi_struct *napi = &rx_ring->napi; - size_t hlen = ETH_HLEN; - - skb = netdev_alloc_skb(ndev, length); - if (!skb) { - rx_ring->rx_dropped++; - put_page(lbq_desc->p.pg_chunk.page); - return; - } - - addr = lbq_desc->p.pg_chunk.va; - prefetch(addr); - - /* Frame error, so drop the packet. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) { - qlge_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring); - goto err_out; - } - - /* Update the MAC header length*/ - qlge_update_mac_hdr_len(qdev, ib_mac_rsp, addr, &hlen); - - /* The max framesize filter on this chip is set higher than - * MTU since FCoE uses 2k frames. - */ - if (skb->len > ndev->mtu + hlen) { - netif_err(qdev, drv, qdev->ndev, - "Segment too small, dropping.\n"); - rx_ring->rx_dropped++; - goto err_out; - } - skb_put_data(skb, addr, hlen); - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "%d bytes of headers and data in large. Chain page to new skb and pull tail.\n", - length); - skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page, - lbq_desc->p.pg_chunk.offset + hlen, length - hlen); - skb->len += length - hlen; - skb->data_len += length - hlen; - skb->truesize += length - hlen; - - rx_ring->rx_packets++; - rx_ring->rx_bytes += skb->len; - skb->protocol = eth_type_trans(skb, ndev); - skb_checksum_none_assert(skb); - - if ((ndev->features & NETIF_F_RXCSUM) && - !(ib_mac_rsp->flags1 & IB_MAC_CSUM_ERR_MASK)) { - /* TCP frame. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "TCP checksum done!\n"); - skb->ip_summed = CHECKSUM_UNNECESSARY; - } else if ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) && - (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_V4)) { - /* Unfragmented ipv4 UDP frame. */ - struct iphdr *iph = - (struct iphdr *)((u8 *)addr + hlen); - if (!(iph->frag_off & - htons(IP_MF | IP_OFFSET))) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - netif_printk(qdev, rx_status, KERN_DEBUG, - qdev->ndev, - "UDP checksum done!\n"); - } - } - } - - skb_record_rx_queue(skb, rx_ring->cq_id); - if (vlan_id != 0xffff) - __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_id); - if (skb->ip_summed == CHECKSUM_UNNECESSARY) - napi_gro_receive(napi, skb); - else - netif_receive_skb(skb); - return; -err_out: - dev_kfree_skb_any(skb); - put_page(lbq_desc->p.pg_chunk.page); -} - -/* Process an inbound completion from an rx ring. */ -static void qlge_process_mac_rx_skb(struct qlge_adapter *qdev, - struct rx_ring *rx_ring, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp, - u32 length, u16 vlan_id) -{ - struct qlge_bq_desc *sbq_desc = qlge_get_curr_buf(&rx_ring->sbq); - struct net_device *ndev = qdev->ndev; - struct sk_buff *skb, *new_skb; - - skb = sbq_desc->p.skb; - /* Allocate new_skb and copy */ - new_skb = netdev_alloc_skb(qdev->ndev, length + NET_IP_ALIGN); - if (!new_skb) { - rx_ring->rx_dropped++; - return; - } - skb_reserve(new_skb, NET_IP_ALIGN); - - dma_sync_single_for_cpu(&qdev->pdev->dev, sbq_desc->dma_addr, - SMALL_BUF_MAP_SIZE, DMA_FROM_DEVICE); - - skb_put_data(new_skb, skb->data, length); - - skb = new_skb; - - /* Frame error, so drop the packet. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) { - qlge_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring); - dev_kfree_skb_any(skb); - return; - } - - /* loopback self test for ethtool */ - if (test_bit(QL_SELFTEST, &qdev->flags)) { - qlge_check_lb_frame(qdev, skb); - dev_kfree_skb_any(skb); - return; - } - - /* The max framesize filter on this chip is set higher than - * MTU since FCoE uses 2k frames. - */ - if (skb->len > ndev->mtu + ETH_HLEN) { - dev_kfree_skb_any(skb); - rx_ring->rx_dropped++; - return; - } - - prefetch(skb->data); - if (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "%s Multicast.\n", - (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) == - IB_MAC_IOCB_RSP_M_HASH ? "Hash" : - (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) == - IB_MAC_IOCB_RSP_M_REG ? "Registered" : - (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) == - IB_MAC_IOCB_RSP_M_PROM ? "Promiscuous" : ""); - } - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_P) - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Promiscuous Packet.\n"); - - rx_ring->rx_packets++; - rx_ring->rx_bytes += skb->len; - skb->protocol = eth_type_trans(skb, ndev); - skb_checksum_none_assert(skb); - - /* If rx checksum is on, and there are no - * csum or frame errors. - */ - if ((ndev->features & NETIF_F_RXCSUM) && - !(ib_mac_rsp->flags1 & IB_MAC_CSUM_ERR_MASK)) { - /* TCP frame. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "TCP checksum done!\n"); - skb->ip_summed = CHECKSUM_UNNECESSARY; - } else if ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) && - (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_V4)) { - /* Unfragmented ipv4 UDP frame. */ - struct iphdr *iph = (struct iphdr *)skb->data; - - if (!(iph->frag_off & - htons(IP_MF | IP_OFFSET))) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - netif_printk(qdev, rx_status, KERN_DEBUG, - qdev->ndev, - "UDP checksum done!\n"); - } - } - } - - skb_record_rx_queue(skb, rx_ring->cq_id); - if (vlan_id != 0xffff) - __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_id); - if (skb->ip_summed == CHECKSUM_UNNECESSARY) - napi_gro_receive(&rx_ring->napi, skb); - else - netif_receive_skb(skb); -} - -static void qlge_realign_skb(struct sk_buff *skb, int len) -{ - void *temp_addr = skb->data; - - /* Undo the skb_reserve(skb,32) we did before - * giving to hardware, and realign data on - * a 2-byte boundary. - */ - skb->data -= QLGE_SB_PAD - NET_IP_ALIGN; - skb->tail -= QLGE_SB_PAD - NET_IP_ALIGN; - memmove(skb->data, temp_addr, len); -} - -/* - * This function builds an skb for the given inbound - * completion. It will be rewritten for readability in the near - * future, but for not it works well. - */ -static struct sk_buff *qlge_build_rx_skb(struct qlge_adapter *qdev, - struct rx_ring *rx_ring, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp) -{ - u32 length = le32_to_cpu(ib_mac_rsp->data_len); - u32 hdr_len = le32_to_cpu(ib_mac_rsp->hdr_len); - struct qlge_bq_desc *lbq_desc, *sbq_desc; - struct sk_buff *skb = NULL; - size_t hlen = ETH_HLEN; - - /* - * Handle the header buffer if present. - */ - if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HV && - ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HS) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Header of %d bytes in small buffer.\n", hdr_len); - /* - * Headers fit nicely into a small buffer. - */ - sbq_desc = qlge_get_curr_buf(&rx_ring->sbq); - dma_unmap_single(&qdev->pdev->dev, sbq_desc->dma_addr, - SMALL_BUF_MAP_SIZE, DMA_FROM_DEVICE); - skb = sbq_desc->p.skb; - qlge_realign_skb(skb, hdr_len); - skb_put(skb, hdr_len); - sbq_desc->p.skb = NULL; - } - - /* - * Handle the data buffer(s). - */ - if (unlikely(!length)) { /* Is there data too? */ - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "No Data buffer in this packet.\n"); - return skb; - } - - if (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_DS) { - if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HS) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Headers in small, data of %d bytes in small, combine them.\n", - length); - /* - * Data is less than small buffer size so it's - * stuffed in a small buffer. - * For this case we append the data - * from the "data" small buffer to the "header" small - * buffer. - */ - sbq_desc = qlge_get_curr_buf(&rx_ring->sbq); - dma_sync_single_for_cpu(&qdev->pdev->dev, - sbq_desc->dma_addr, - SMALL_BUF_MAP_SIZE, - DMA_FROM_DEVICE); - skb_put_data(skb, sbq_desc->p.skb->data, length); - } else { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "%d bytes in a single small buffer.\n", - length); - sbq_desc = qlge_get_curr_buf(&rx_ring->sbq); - skb = sbq_desc->p.skb; - qlge_realign_skb(skb, length); - skb_put(skb, length); - dma_unmap_single(&qdev->pdev->dev, sbq_desc->dma_addr, - SMALL_BUF_MAP_SIZE, - DMA_FROM_DEVICE); - sbq_desc->p.skb = NULL; - } - } else if (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_DL) { - if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HS) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Header in small, %d bytes in large. Chain large to small!\n", - length); - /* - * The data is in a single large buffer. We - * chain it to the header buffer's skb and let - * it rip. - */ - lbq_desc = qlge_get_curr_lchunk(qdev, rx_ring); - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Chaining page at offset = %d, for %d bytes to skb.\n", - lbq_desc->p.pg_chunk.offset, length); - skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page, - lbq_desc->p.pg_chunk.offset, length); - skb->len += length; - skb->data_len += length; - skb->truesize += length; - } else { - /* - * The headers and data are in a single large buffer. We - * copy it to a new skb and let it go. This can happen with - * jumbo mtu on a non-TCP/UDP frame. - */ - lbq_desc = qlge_get_curr_lchunk(qdev, rx_ring); - skb = netdev_alloc_skb(qdev->ndev, length); - if (!skb) { - netif_printk(qdev, probe, KERN_DEBUG, qdev->ndev, - "No skb available, drop the packet.\n"); - return NULL; - } - dma_unmap_page(&qdev->pdev->dev, lbq_desc->dma_addr, - qdev->lbq_buf_size, - DMA_FROM_DEVICE); - skb_reserve(skb, NET_IP_ALIGN); - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "%d bytes of headers and data in large. Chain page to new skb and pull tail.\n", - length); - skb_fill_page_desc(skb, 0, lbq_desc->p.pg_chunk.page, - lbq_desc->p.pg_chunk.offset, - length); - skb->len += length; - skb->data_len += length; - skb->truesize += length; - qlge_update_mac_hdr_len(qdev, ib_mac_rsp, - lbq_desc->p.pg_chunk.va, - &hlen); - __pskb_pull_tail(skb, hlen); - } - } else { - /* - * The data is in a chain of large buffers - * pointed to by a small buffer. We loop - * thru and chain them to the our small header - * buffer's skb. - * frags: There are 18 max frags and our small - * buffer will hold 32 of them. The thing is, - * we'll use 3 max for our 9000 byte jumbo - * frames. If the MTU goes up we could - * eventually be in trouble. - */ - int size, i = 0; - - sbq_desc = qlge_get_curr_buf(&rx_ring->sbq); - dma_unmap_single(&qdev->pdev->dev, sbq_desc->dma_addr, - SMALL_BUF_MAP_SIZE, DMA_FROM_DEVICE); - if (!(ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HS)) { - /* - * This is an non TCP/UDP IP frame, so - * the headers aren't split into a small - * buffer. We have to use the small buffer - * that contains our sg list as our skb to - * send upstairs. Copy the sg list here to - * a local buffer and use it to find the - * pages to chain. - */ - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "%d bytes of headers & data in chain of large.\n", - length); - skb = sbq_desc->p.skb; - sbq_desc->p.skb = NULL; - skb_reserve(skb, NET_IP_ALIGN); - } - do { - lbq_desc = qlge_get_curr_lchunk(qdev, rx_ring); - size = min(length, qdev->lbq_buf_size); - - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Adding page %d to skb for %d bytes.\n", - i, size); - skb_fill_page_desc(skb, i, - lbq_desc->p.pg_chunk.page, - lbq_desc->p.pg_chunk.offset, size); - skb->len += size; - skb->data_len += size; - skb->truesize += size; - length -= size; - i++; - } while (length > 0); - qlge_update_mac_hdr_len(qdev, ib_mac_rsp, lbq_desc->p.pg_chunk.va, - &hlen); - __pskb_pull_tail(skb, hlen); - } - return skb; -} - -/* Process an inbound completion from an rx ring. */ -static void qlge_process_mac_split_rx_intr(struct qlge_adapter *qdev, - struct rx_ring *rx_ring, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp, - u16 vlan_id) -{ - struct net_device *ndev = qdev->ndev; - struct sk_buff *skb = NULL; - - skb = qlge_build_rx_skb(qdev, rx_ring, ib_mac_rsp); - if (unlikely(!skb)) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "No skb available, drop packet.\n"); - rx_ring->rx_dropped++; - return; - } - - /* Frame error, so drop the packet. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) { - qlge_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring); - dev_kfree_skb_any(skb); - return; - } - - /* The max framesize filter on this chip is set higher than - * MTU since FCoE uses 2k frames. - */ - if (skb->len > ndev->mtu + ETH_HLEN) { - dev_kfree_skb_any(skb); - rx_ring->rx_dropped++; - return; - } - - /* loopback self test for ethtool */ - if (test_bit(QL_SELFTEST, &qdev->flags)) { - qlge_check_lb_frame(qdev, skb); - dev_kfree_skb_any(skb); - return; - } - - prefetch(skb->data); - if (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, "%s Multicast.\n", - (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) == - IB_MAC_IOCB_RSP_M_HASH ? "Hash" : - (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) == - IB_MAC_IOCB_RSP_M_REG ? "Registered" : - (ib_mac_rsp->flags1 & IB_MAC_IOCB_RSP_M_MASK) == - IB_MAC_IOCB_RSP_M_PROM ? "Promiscuous" : ""); - rx_ring->rx_multicast++; - } - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_P) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Promiscuous Packet.\n"); - } - - skb->protocol = eth_type_trans(skb, ndev); - skb_checksum_none_assert(skb); - - /* If rx checksum is on, and there are no - * csum or frame errors. - */ - if ((ndev->features & NETIF_F_RXCSUM) && - !(ib_mac_rsp->flags1 & IB_MAC_CSUM_ERR_MASK)) { - /* TCP frame. */ - if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "TCP checksum done!\n"); - skb->ip_summed = CHECKSUM_UNNECESSARY; - } else if ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_U) && - (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_V4)) { - /* Unfragmented ipv4 UDP frame. */ - struct iphdr *iph = (struct iphdr *)skb->data; - - if (!(iph->frag_off & - htons(IP_MF | IP_OFFSET))) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "TCP checksum done!\n"); - } - } - } - - rx_ring->rx_packets++; - rx_ring->rx_bytes += skb->len; - skb_record_rx_queue(skb, rx_ring->cq_id); - if (vlan_id != 0xffff) - __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_id); - if (skb->ip_summed == CHECKSUM_UNNECESSARY) - napi_gro_receive(&rx_ring->napi, skb); - else - netif_receive_skb(skb); -} - -/* Process an inbound completion from an rx ring. */ -static unsigned long qlge_process_mac_rx_intr(struct qlge_adapter *qdev, - struct rx_ring *rx_ring, - struct qlge_ib_mac_iocb_rsp *ib_mac_rsp) -{ - u32 length = le32_to_cpu(ib_mac_rsp->data_len); - u16 vlan_id = ((ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_V) && - (qdev->ndev->features & NETIF_F_HW_VLAN_CTAG_RX)) ? - ((le16_to_cpu(ib_mac_rsp->vlan_id) & - IB_MAC_IOCB_RSP_VLAN_MASK)) : 0xffff; - - if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HV) { - /* The data and headers are split into - * separate buffers. - */ - qlge_process_mac_split_rx_intr(qdev, rx_ring, ib_mac_rsp, - vlan_id); - } else if (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_DS) { - /* The data fit in a single small buffer. - * Allocate a new skb, copy the data and - * return the buffer to the free pool. - */ - qlge_process_mac_rx_skb(qdev, rx_ring, ib_mac_rsp, length, - vlan_id); - } else if ((ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_DL) && - !(ib_mac_rsp->flags1 & IB_MAC_CSUM_ERR_MASK) && - (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_T)) { - /* TCP packet in a page chunk that's been checksummed. - * Tack it on to our GRO skb and let it go. - */ - qlge_process_mac_rx_gro_page(qdev, rx_ring, ib_mac_rsp, length, - vlan_id); - } else if (ib_mac_rsp->flags3 & IB_MAC_IOCB_RSP_DL) { - /* Non-TCP packet in a page chunk. Allocate an - * skb, tack it on frags, and send it up. - */ - qlge_process_mac_rx_page(qdev, rx_ring, ib_mac_rsp, length, - vlan_id); - } else { - /* Non-TCP/UDP large frames that span multiple buffers - * can be processed correctly by the split frame logic. - */ - qlge_process_mac_split_rx_intr(qdev, rx_ring, ib_mac_rsp, - vlan_id); - } - - return (unsigned long)length; -} - -/* Process an outbound completion from an rx ring. */ -static void qlge_process_mac_tx_intr(struct qlge_adapter *qdev, - struct qlge_ob_mac_iocb_rsp *mac_rsp) -{ - struct tx_ring *tx_ring; - struct tx_ring_desc *tx_ring_desc; - - tx_ring = &qdev->tx_ring[mac_rsp->txq_idx]; - tx_ring_desc = &tx_ring->q[mac_rsp->tid]; - qlge_unmap_send(qdev, tx_ring_desc, tx_ring_desc->map_cnt); - tx_ring->tx_bytes += (tx_ring_desc->skb)->len; - tx_ring->tx_packets++; - dev_kfree_skb(tx_ring_desc->skb); - tx_ring_desc->skb = NULL; - - if (unlikely(mac_rsp->flags1 & (OB_MAC_IOCB_RSP_E | - OB_MAC_IOCB_RSP_S | - OB_MAC_IOCB_RSP_L | - OB_MAC_IOCB_RSP_P | OB_MAC_IOCB_RSP_B))) { - if (mac_rsp->flags1 & OB_MAC_IOCB_RSP_E) { - netif_warn(qdev, tx_done, qdev->ndev, - "Total descriptor length did not match transfer length.\n"); - } - if (mac_rsp->flags1 & OB_MAC_IOCB_RSP_S) { - netif_warn(qdev, tx_done, qdev->ndev, - "Frame too short to be valid, not sent.\n"); - } - if (mac_rsp->flags1 & OB_MAC_IOCB_RSP_L) { - netif_warn(qdev, tx_done, qdev->ndev, - "Frame too long, but sent anyway.\n"); - } - if (mac_rsp->flags1 & OB_MAC_IOCB_RSP_B) { - netif_warn(qdev, tx_done, qdev->ndev, - "PCI backplane error. Frame not sent.\n"); - } - } - atomic_inc(&tx_ring->tx_count); -} - -/* Fire up a handler to reset the MPI processor. */ -void qlge_queue_fw_error(struct qlge_adapter *qdev) -{ - qlge_link_off(qdev); - queue_delayed_work(qdev->workqueue, &qdev->mpi_reset_work, 0); -} - -void qlge_queue_asic_error(struct qlge_adapter *qdev) -{ - qlge_link_off(qdev); - qlge_disable_interrupts(qdev); - /* Clear adapter up bit to signal the recovery - * process that it shouldn't kill the reset worker - * thread - */ - clear_bit(QL_ADAPTER_UP, &qdev->flags); - /* Set asic recovery bit to indicate reset process that we are - * in fatal error recovery process rather than normal close - */ - set_bit(QL_ASIC_RECOVERY, &qdev->flags); - queue_delayed_work(qdev->workqueue, &qdev->asic_reset_work, 0); -} - -static void qlge_process_chip_ae_intr(struct qlge_adapter *qdev, - struct qlge_ib_ae_iocb_rsp *ib_ae_rsp) -{ - switch (ib_ae_rsp->event) { - case MGMT_ERR_EVENT: - netif_err(qdev, rx_err, qdev->ndev, - "Management Processor Fatal Error.\n"); - qlge_queue_fw_error(qdev); - return; - - case CAM_LOOKUP_ERR_EVENT: - netdev_err(qdev->ndev, "Multiple CAM hits lookup occurred.\n"); - netdev_err(qdev->ndev, "This event shouldn't occur.\n"); - qlge_queue_asic_error(qdev); - return; - - case SOFT_ECC_ERROR_EVENT: - netdev_err(qdev->ndev, "Soft ECC error detected.\n"); - qlge_queue_asic_error(qdev); - break; - - case PCI_ERR_ANON_BUF_RD: - netdev_err(qdev->ndev, - "PCI error occurred when reading anonymous buffers from rx_ring %d.\n", - ib_ae_rsp->q_id); - qlge_queue_asic_error(qdev); - break; - - default: - netif_err(qdev, drv, qdev->ndev, "Unexpected event %d.\n", - ib_ae_rsp->event); - qlge_queue_asic_error(qdev); - break; - } -} - -static int qlge_clean_outbound_rx_ring(struct rx_ring *rx_ring) -{ - struct qlge_adapter *qdev = rx_ring->qdev; - u32 prod = qlge_read_sh_reg(rx_ring->prod_idx_sh_reg); - struct qlge_ob_mac_iocb_rsp *net_rsp = NULL; - int count = 0; - - struct tx_ring *tx_ring; - /* While there are entries in the completion queue. */ - while (prod != rx_ring->cnsmr_idx) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "cq_id = %d, prod = %d, cnsmr = %d\n", - rx_ring->cq_id, prod, rx_ring->cnsmr_idx); - - net_rsp = (struct qlge_ob_mac_iocb_rsp *)rx_ring->curr_entry; - rmb(); - switch (net_rsp->opcode) { - case OPCODE_OB_MAC_TSO_IOCB: - case OPCODE_OB_MAC_IOCB: - qlge_process_mac_tx_intr(qdev, net_rsp); - break; - default: - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Hit default case, not handled! dropping the packet, opcode = %x.\n", - net_rsp->opcode); - } - count++; - qlge_update_cq(rx_ring); - prod = qlge_read_sh_reg(rx_ring->prod_idx_sh_reg); - } - if (!net_rsp) - return 0; - qlge_write_cq_idx(rx_ring); - tx_ring = &qdev->tx_ring[net_rsp->txq_idx]; - if (__netif_subqueue_stopped(qdev->ndev, tx_ring->wq_id)) { - if ((atomic_read(&tx_ring->tx_count) > (tx_ring->wq_len / 4))) - /* - * The queue got stopped because the tx_ring was full. - * Wake it up, because it's now at least 25% empty. - */ - netif_wake_subqueue(qdev->ndev, tx_ring->wq_id); - } - - return count; -} - -static int qlge_clean_inbound_rx_ring(struct rx_ring *rx_ring, int budget) -{ - struct qlge_adapter *qdev = rx_ring->qdev; - u32 prod = qlge_read_sh_reg(rx_ring->prod_idx_sh_reg); - struct qlge_net_rsp_iocb *net_rsp; - int count = 0; - - /* While there are entries in the completion queue. */ - while (prod != rx_ring->cnsmr_idx) { - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "cq_id = %d, prod = %d, cnsmr = %d\n", - rx_ring->cq_id, prod, rx_ring->cnsmr_idx); - - net_rsp = rx_ring->curr_entry; - rmb(); - switch (net_rsp->opcode) { - case OPCODE_IB_MAC_IOCB: - qlge_process_mac_rx_intr(qdev, rx_ring, - (struct qlge_ib_mac_iocb_rsp *) - net_rsp); - break; - - case OPCODE_IB_AE_IOCB: - qlge_process_chip_ae_intr(qdev, (struct qlge_ib_ae_iocb_rsp *) - net_rsp); - break; - default: - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Hit default case, not handled! dropping the packet, opcode = %x.\n", - net_rsp->opcode); - break; - } - count++; - qlge_update_cq(rx_ring); - prod = qlge_read_sh_reg(rx_ring->prod_idx_sh_reg); - if (count == budget) - break; - } - qlge_update_buffer_queues(rx_ring, GFP_ATOMIC, 0); - qlge_write_cq_idx(rx_ring); - return count; -} - -static int qlge_napi_poll_msix(struct napi_struct *napi, int budget) -{ - struct rx_ring *rx_ring = container_of(napi, struct rx_ring, napi); - struct qlge_adapter *qdev = rx_ring->qdev; - struct rx_ring *trx_ring; - int i, work_done = 0; - struct intr_context *ctx = &qdev->intr_context[rx_ring->cq_id]; - - netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev, - "Enter, NAPI POLL cq_id = %d.\n", rx_ring->cq_id); - - /* Service the TX rings first. They start - * right after the RSS rings. - */ - for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) { - trx_ring = &qdev->rx_ring[i]; - /* If this TX completion ring belongs to this vector and - * it's not empty then service it. - */ - if ((ctx->irq_mask & (1 << trx_ring->cq_id)) && - (qlge_read_sh_reg(trx_ring->prod_idx_sh_reg) != - trx_ring->cnsmr_idx)) { - netif_printk(qdev, intr, KERN_DEBUG, qdev->ndev, - "%s: Servicing TX completion ring %d.\n", - __func__, trx_ring->cq_id); - qlge_clean_outbound_rx_ring(trx_ring); - } - } - - /* - * Now service the RSS ring if it's active. - */ - if (qlge_read_sh_reg(rx_ring->prod_idx_sh_reg) != - rx_ring->cnsmr_idx) { - netif_printk(qdev, intr, KERN_DEBUG, qdev->ndev, - "%s: Servicing RX completion ring %d.\n", - __func__, rx_ring->cq_id); - work_done = qlge_clean_inbound_rx_ring(rx_ring, budget); - } - - if (work_done < budget) { - napi_complete_done(napi, work_done); - qlge_enable_completion_interrupt(qdev, rx_ring->irq); - } - return work_done; -} - -static void qlge_vlan_mode(struct net_device *ndev, netdev_features_t features) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - if (features & NETIF_F_HW_VLAN_CTAG_RX) { - qlge_write32(qdev, NIC_RCV_CFG, NIC_RCV_CFG_VLAN_MASK | - NIC_RCV_CFG_VLAN_MATCH_AND_NON); - } else { - qlge_write32(qdev, NIC_RCV_CFG, NIC_RCV_CFG_VLAN_MASK); - } -} - -/* - * qlge_update_hw_vlan_features - helper routine to reinitialize the adapter - * based on the features to enable/disable hardware vlan accel - */ -static int qlge_update_hw_vlan_features(struct net_device *ndev, - netdev_features_t features) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - bool need_restart = netif_running(ndev); - int status = 0; - - if (need_restart) { - status = qlge_adapter_down(qdev); - if (status) { - netif_err(qdev, link, qdev->ndev, - "Failed to bring down the adapter\n"); - return status; - } - } - - /* update the features with resent change */ - ndev->features = features; - - if (need_restart) { - status = qlge_adapter_up(qdev); - if (status) { - netif_err(qdev, link, qdev->ndev, - "Failed to bring up the adapter\n"); - return status; - } - } - - return status; -} - -static int qlge_set_features(struct net_device *ndev, - netdev_features_t features) -{ - netdev_features_t changed = ndev->features ^ features; - int err; - - if (changed & NETIF_F_HW_VLAN_CTAG_RX) { - /* Update the behavior of vlan accel in the adapter */ - err = qlge_update_hw_vlan_features(ndev, features); - if (err) - return err; - - qlge_vlan_mode(ndev, features); - } - - return 0; -} - -static int __qlge_vlan_rx_add_vid(struct qlge_adapter *qdev, u16 vid) -{ - u32 enable_bit = MAC_ADDR_E; - int err; - - err = qlge_set_mac_addr_reg(qdev, (u8 *)&enable_bit, - MAC_ADDR_TYPE_VLAN, vid); - if (err) - netif_err(qdev, ifup, qdev->ndev, - "Failed to init vlan address.\n"); - return err; -} - -static int qlge_vlan_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int status; - int err; - - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return status; - - err = __qlge_vlan_rx_add_vid(qdev, vid); - set_bit(vid, qdev->active_vlans); - - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - - return err; -} - -static int __qlge_vlan_rx_kill_vid(struct qlge_adapter *qdev, u16 vid) -{ - u32 enable_bit = 0; - int err; - - err = qlge_set_mac_addr_reg(qdev, (u8 *)&enable_bit, - MAC_ADDR_TYPE_VLAN, vid); - if (err) - netif_err(qdev, ifup, qdev->ndev, - "Failed to clear vlan address.\n"); - return err; -} - -static int qlge_vlan_rx_kill_vid(struct net_device *ndev, __be16 proto, u16 vid) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int status; - int err; - - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return status; - - err = __qlge_vlan_rx_kill_vid(qdev, vid); - clear_bit(vid, qdev->active_vlans); - - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - - return err; -} - -static void qlge_restore_vlan(struct qlge_adapter *qdev) -{ - int status; - u16 vid; - - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return; - - for_each_set_bit(vid, qdev->active_vlans, VLAN_N_VID) - __qlge_vlan_rx_add_vid(qdev, vid); - - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); -} - -/* MSI-X Multiple Vector Interrupt Handler for inbound completions. */ -static irqreturn_t qlge_msix_rx_isr(int irq, void *dev_id) -{ - struct rx_ring *rx_ring = dev_id; - - napi_schedule(&rx_ring->napi); - return IRQ_HANDLED; -} - -/* This handles a fatal error, MPI activity, and the default - * rx_ring in an MSI-X multiple vector environment. - * In MSI/Legacy environment it also process the rest of - * the rx_rings. - */ -static irqreturn_t qlge_isr(int irq, void *dev_id) -{ - struct rx_ring *rx_ring = dev_id; - struct qlge_adapter *qdev = rx_ring->qdev; - struct intr_context *intr_context = &qdev->intr_context[0]; - u32 var; - int work_done = 0; - - /* Experience shows that when using INTx interrupts, interrupts must - * be masked manually. - * When using MSI mode, INTR_EN_EN must be explicitly disabled - * (even though it is auto-masked), otherwise a later command to - * enable it is not effective. - */ - if (!test_bit(QL_MSIX_ENABLED, &qdev->flags)) - qlge_disable_completion_interrupt(qdev, 0); - - var = qlge_read32(qdev, STS); - - /* - * Check for fatal error. - */ - if (var & STS_FE) { - qlge_disable_completion_interrupt(qdev, 0); - qlge_queue_asic_error(qdev); - netdev_err(qdev->ndev, "Got fatal error, STS = %x.\n", var); - var = qlge_read32(qdev, ERR_STS); - netdev_err(qdev->ndev, "Resetting chip. Error Status Register = 0x%x\n", var); - return IRQ_HANDLED; - } - - /* - * Check MPI processor activity. - */ - if ((var & STS_PI) && - (qlge_read32(qdev, INTR_MASK) & INTR_MASK_PI)) { - /* - * We've got an async event or mailbox completion. - * Handle it and clear the source of the interrupt. - */ - netif_err(qdev, intr, qdev->ndev, - "Got MPI processor interrupt.\n"); - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16)); - queue_delayed_work_on(smp_processor_id(), - qdev->workqueue, &qdev->mpi_work, 0); - work_done++; - } - - /* - * Get the bit-mask that shows the active queues for this - * pass. Compare it to the queues that this irq services - * and call napi if there's a match. - */ - var = qlge_read32(qdev, ISR1); - if (var & intr_context->irq_mask) { - netif_info(qdev, intr, qdev->ndev, - "Waking handler for rx_ring[0].\n"); - napi_schedule(&rx_ring->napi); - work_done++; - } else { - /* Experience shows that the device sometimes signals an - * interrupt but no work is scheduled from this function. - * Nevertheless, the interrupt is auto-masked. Therefore, we - * systematically re-enable the interrupt if we didn't - * schedule napi. - */ - qlge_enable_completion_interrupt(qdev, 0); - } - - return work_done ? IRQ_HANDLED : IRQ_NONE; -} - -static int qlge_tso(struct sk_buff *skb, struct qlge_ob_mac_tso_iocb_req *mac_iocb_ptr) -{ - if (skb_is_gso(skb)) { - int err; - __be16 l3_proto = vlan_get_protocol(skb); - - err = skb_cow_head(skb, 0); - if (err < 0) - return err; - - mac_iocb_ptr->opcode = OPCODE_OB_MAC_TSO_IOCB; - mac_iocb_ptr->flags3 |= OB_MAC_TSO_IOCB_IC; - mac_iocb_ptr->frame_len = cpu_to_le32((u32)skb->len); - mac_iocb_ptr->total_hdrs_len = - cpu_to_le16(skb_tcp_all_headers(skb)); - mac_iocb_ptr->net_trans_offset = - cpu_to_le16(skb_network_offset(skb) | - skb_transport_offset(skb) - << OB_MAC_TRANSPORT_HDR_SHIFT); - mac_iocb_ptr->mss = cpu_to_le16(skb_shinfo(skb)->gso_size); - mac_iocb_ptr->flags2 |= OB_MAC_TSO_IOCB_LSO; - if (likely(l3_proto == htons(ETH_P_IP))) { - struct iphdr *iph = ip_hdr(skb); - - iph->check = 0; - mac_iocb_ptr->flags1 |= OB_MAC_TSO_IOCB_IP4; - tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, - iph->daddr, 0, - IPPROTO_TCP, - 0); - } else if (l3_proto == htons(ETH_P_IPV6)) { - mac_iocb_ptr->flags1 |= OB_MAC_TSO_IOCB_IP6; - tcp_hdr(skb)->check = - ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, - &ipv6_hdr(skb)->daddr, - 0, IPPROTO_TCP, 0); - } - return 1; - } - return 0; -} - -static void qlge_hw_csum_setup(struct sk_buff *skb, - struct qlge_ob_mac_tso_iocb_req *mac_iocb_ptr) -{ - int len; - struct iphdr *iph = ip_hdr(skb); - __sum16 *check; - - mac_iocb_ptr->opcode = OPCODE_OB_MAC_TSO_IOCB; - mac_iocb_ptr->frame_len = cpu_to_le32((u32)skb->len); - mac_iocb_ptr->net_trans_offset = - cpu_to_le16(skb_network_offset(skb) | - skb_transport_offset(skb) << OB_MAC_TRANSPORT_HDR_SHIFT); - - mac_iocb_ptr->flags1 |= OB_MAC_TSO_IOCB_IP4; - len = (ntohs(iph->tot_len) - (iph->ihl << 2)); - if (likely(iph->protocol == IPPROTO_TCP)) { - check = &(tcp_hdr(skb)->check); - mac_iocb_ptr->flags2 |= OB_MAC_TSO_IOCB_TC; - mac_iocb_ptr->total_hdrs_len = - cpu_to_le16(skb_transport_offset(skb) + - (tcp_hdr(skb)->doff << 2)); - } else { - check = &(udp_hdr(skb)->check); - mac_iocb_ptr->flags2 |= OB_MAC_TSO_IOCB_UC; - mac_iocb_ptr->total_hdrs_len = - cpu_to_le16(skb_transport_offset(skb) + - sizeof(struct udphdr)); - } - *check = ~csum_tcpudp_magic(iph->saddr, - iph->daddr, len, iph->protocol, 0); -} - -static netdev_tx_t qlge_send(struct sk_buff *skb, struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - struct qlge_ob_mac_iocb_req *mac_iocb_ptr; - struct tx_ring_desc *tx_ring_desc; - int tso; - struct tx_ring *tx_ring; - u32 tx_ring_idx = (u32)skb->queue_mapping; - - tx_ring = &qdev->tx_ring[tx_ring_idx]; - - if (skb_padto(skb, ETH_ZLEN)) - return NETDEV_TX_OK; - - if (unlikely(atomic_read(&tx_ring->tx_count) < 2)) { - netif_info(qdev, tx_queued, qdev->ndev, - "%s: BUG! shutting down tx queue %d due to lack of resources.\n", - __func__, tx_ring_idx); - netif_stop_subqueue(ndev, tx_ring->wq_id); - tx_ring->tx_errors++; - return NETDEV_TX_BUSY; - } - tx_ring_desc = &tx_ring->q[tx_ring->prod_idx]; - mac_iocb_ptr = tx_ring_desc->queue_entry; - memset((void *)mac_iocb_ptr, 0, sizeof(*mac_iocb_ptr)); - - mac_iocb_ptr->opcode = OPCODE_OB_MAC_IOCB; - mac_iocb_ptr->tid = tx_ring_desc->index; - /* We use the upper 32-bits to store the tx queue for this IO. - * When we get the completion we can use it to establish the context. - */ - mac_iocb_ptr->txq_idx = tx_ring_idx; - tx_ring_desc->skb = skb; - - mac_iocb_ptr->frame_len = cpu_to_le16((u16)skb->len); - - if (skb_vlan_tag_present(skb)) { - netif_printk(qdev, tx_queued, KERN_DEBUG, qdev->ndev, - "Adding a vlan tag %d.\n", skb_vlan_tag_get(skb)); - mac_iocb_ptr->flags3 |= OB_MAC_IOCB_V; - mac_iocb_ptr->vlan_tci = cpu_to_le16(skb_vlan_tag_get(skb)); - } - tso = qlge_tso(skb, (struct qlge_ob_mac_tso_iocb_req *)mac_iocb_ptr); - if (tso < 0) { - dev_kfree_skb_any(skb); - return NETDEV_TX_OK; - } else if (unlikely(!tso) && (skb->ip_summed == CHECKSUM_PARTIAL)) { - qlge_hw_csum_setup(skb, - (struct qlge_ob_mac_tso_iocb_req *)mac_iocb_ptr); - } - if (qlge_map_send(qdev, mac_iocb_ptr, skb, tx_ring_desc) != - NETDEV_TX_OK) { - netif_err(qdev, tx_queued, qdev->ndev, - "Could not map the segments.\n"); - tx_ring->tx_errors++; - return NETDEV_TX_BUSY; - } - - tx_ring->prod_idx++; - if (tx_ring->prod_idx == tx_ring->wq_len) - tx_ring->prod_idx = 0; - wmb(); - - qlge_write_db_reg_relaxed(tx_ring->prod_idx, tx_ring->prod_idx_db_reg); - netif_printk(qdev, tx_queued, KERN_DEBUG, qdev->ndev, - "tx queued, slot %d, len %d\n", - tx_ring->prod_idx, skb->len); - - atomic_dec(&tx_ring->tx_count); - - if (unlikely(atomic_read(&tx_ring->tx_count) < 2)) { - netif_stop_subqueue(ndev, tx_ring->wq_id); - if ((atomic_read(&tx_ring->tx_count) > (tx_ring->wq_len / 4))) - /* - * The queue got stopped because the tx_ring was full. - * Wake it up, because it's now at least 25% empty. - */ - netif_wake_subqueue(qdev->ndev, tx_ring->wq_id); - } - return NETDEV_TX_OK; -} - -static void qlge_free_shadow_space(struct qlge_adapter *qdev) -{ - if (qdev->rx_ring_shadow_reg_area) { - dma_free_coherent(&qdev->pdev->dev, - PAGE_SIZE, - qdev->rx_ring_shadow_reg_area, - qdev->rx_ring_shadow_reg_dma); - qdev->rx_ring_shadow_reg_area = NULL; - } - if (qdev->tx_ring_shadow_reg_area) { - dma_free_coherent(&qdev->pdev->dev, - PAGE_SIZE, - qdev->tx_ring_shadow_reg_area, - qdev->tx_ring_shadow_reg_dma); - qdev->tx_ring_shadow_reg_area = NULL; - } -} - -static int qlge_alloc_shadow_space(struct qlge_adapter *qdev) -{ - qdev->rx_ring_shadow_reg_area = - dma_alloc_coherent(&qdev->pdev->dev, PAGE_SIZE, - &qdev->rx_ring_shadow_reg_dma, GFP_ATOMIC); - if (!qdev->rx_ring_shadow_reg_area) { - netif_err(qdev, ifup, qdev->ndev, - "Allocation of RX shadow space failed.\n"); - return -ENOMEM; - } - - qdev->tx_ring_shadow_reg_area = - dma_alloc_coherent(&qdev->pdev->dev, PAGE_SIZE, - &qdev->tx_ring_shadow_reg_dma, GFP_ATOMIC); - if (!qdev->tx_ring_shadow_reg_area) { - netif_err(qdev, ifup, qdev->ndev, - "Allocation of TX shadow space failed.\n"); - goto err_wqp_sh_area; - } - return 0; - -err_wqp_sh_area: - dma_free_coherent(&qdev->pdev->dev, - PAGE_SIZE, - qdev->rx_ring_shadow_reg_area, - qdev->rx_ring_shadow_reg_dma); - return -ENOMEM; -} - -static void qlge_init_tx_ring(struct qlge_adapter *qdev, struct tx_ring *tx_ring) -{ - struct tx_ring_desc *tx_ring_desc; - int i; - struct qlge_ob_mac_iocb_req *mac_iocb_ptr; - - mac_iocb_ptr = tx_ring->wq_base; - tx_ring_desc = tx_ring->q; - for (i = 0; i < tx_ring->wq_len; i++) { - tx_ring_desc->index = i; - tx_ring_desc->skb = NULL; - tx_ring_desc->queue_entry = mac_iocb_ptr; - mac_iocb_ptr++; - tx_ring_desc++; - } - atomic_set(&tx_ring->tx_count, tx_ring->wq_len); -} - -static void qlge_free_tx_resources(struct qlge_adapter *qdev, - struct tx_ring *tx_ring) -{ - if (tx_ring->wq_base) { - dma_free_coherent(&qdev->pdev->dev, tx_ring->wq_size, - tx_ring->wq_base, tx_ring->wq_base_dma); - tx_ring->wq_base = NULL; - } - kfree(tx_ring->q); - tx_ring->q = NULL; -} - -static int qlge_alloc_tx_resources(struct qlge_adapter *qdev, - struct tx_ring *tx_ring) -{ - tx_ring->wq_base = - dma_alloc_coherent(&qdev->pdev->dev, tx_ring->wq_size, - &tx_ring->wq_base_dma, GFP_ATOMIC); - - if (!tx_ring->wq_base || - tx_ring->wq_base_dma & WQ_ADDR_ALIGN) - goto pci_alloc_err; - - tx_ring->q = - kmalloc_array(tx_ring->wq_len, sizeof(struct tx_ring_desc), - GFP_KERNEL); - if (!tx_ring->q) - goto err; - - return 0; -err: - dma_free_coherent(&qdev->pdev->dev, tx_ring->wq_size, - tx_ring->wq_base, tx_ring->wq_base_dma); - tx_ring->wq_base = NULL; -pci_alloc_err: - netif_err(qdev, ifup, qdev->ndev, "tx_ring alloc failed.\n"); - return -ENOMEM; -} - -static void qlge_free_lbq_buffers(struct qlge_adapter *qdev, struct rx_ring *rx_ring) -{ - struct qlge_bq *lbq = &rx_ring->lbq; - unsigned int last_offset; - - last_offset = qlge_lbq_block_size(qdev) - qdev->lbq_buf_size; - while (lbq->next_to_clean != lbq->next_to_use) { - struct qlge_bq_desc *lbq_desc = - &lbq->queue[lbq->next_to_clean]; - - if (lbq_desc->p.pg_chunk.offset == last_offset) - dma_unmap_page(&qdev->pdev->dev, lbq_desc->dma_addr, - qlge_lbq_block_size(qdev), - DMA_FROM_DEVICE); - put_page(lbq_desc->p.pg_chunk.page); - - lbq->next_to_clean = QLGE_BQ_WRAP(lbq->next_to_clean + 1); - } - - if (rx_ring->master_chunk.page) { - dma_unmap_page(&qdev->pdev->dev, rx_ring->chunk_dma_addr, - qlge_lbq_block_size(qdev), DMA_FROM_DEVICE); - put_page(rx_ring->master_chunk.page); - rx_ring->master_chunk.page = NULL; - } -} - -static void qlge_free_sbq_buffers(struct qlge_adapter *qdev, struct rx_ring *rx_ring) -{ - int i; - - for (i = 0; i < QLGE_BQ_LEN; i++) { - struct qlge_bq_desc *sbq_desc = &rx_ring->sbq.queue[i]; - - if (!sbq_desc) { - netif_err(qdev, ifup, qdev->ndev, - "sbq_desc %d is NULL.\n", i); - return; - } - if (sbq_desc->p.skb) { - dma_unmap_single(&qdev->pdev->dev, sbq_desc->dma_addr, - SMALL_BUF_MAP_SIZE, - DMA_FROM_DEVICE); - dev_kfree_skb(sbq_desc->p.skb); - sbq_desc->p.skb = NULL; - } - } -} - -/* Free all large and small rx buffers associated - * with the completion queues for this device. - */ -static void qlge_free_rx_buffers(struct qlge_adapter *qdev) -{ - int i; - - for (i = 0; i < qdev->rx_ring_count; i++) { - struct rx_ring *rx_ring = &qdev->rx_ring[i]; - - if (rx_ring->lbq.queue) - qlge_free_lbq_buffers(qdev, rx_ring); - if (rx_ring->sbq.queue) - qlge_free_sbq_buffers(qdev, rx_ring); - } -} - -static void qlge_alloc_rx_buffers(struct qlge_adapter *qdev) -{ - int i; - - for (i = 0; i < qdev->rss_ring_count; i++) - qlge_update_buffer_queues(&qdev->rx_ring[i], GFP_KERNEL, - HZ / 2); -} - -static int qlge_init_bq(struct qlge_bq *bq) -{ - struct rx_ring *rx_ring = QLGE_BQ_CONTAINER(bq); - struct qlge_adapter *qdev = rx_ring->qdev; - struct qlge_bq_desc *bq_desc; - __le64 *buf_ptr; - int i; - - bq->base = dma_alloc_coherent(&qdev->pdev->dev, QLGE_BQ_SIZE, - &bq->base_dma, GFP_ATOMIC); - if (!bq->base) - return -ENOMEM; - - bq->queue = kmalloc_array(QLGE_BQ_LEN, sizeof(struct qlge_bq_desc), - GFP_KERNEL); - if (!bq->queue) - return -ENOMEM; - - buf_ptr = bq->base; - bq_desc = &bq->queue[0]; - for (i = 0; i < QLGE_BQ_LEN; i++, buf_ptr++, bq_desc++) { - bq_desc->p.skb = NULL; - bq_desc->index = i; - bq_desc->buf_ptr = buf_ptr; - } - - return 0; -} - -static void qlge_free_rx_resources(struct qlge_adapter *qdev, - struct rx_ring *rx_ring) -{ - /* Free the small buffer queue. */ - if (rx_ring->sbq.base) { - dma_free_coherent(&qdev->pdev->dev, QLGE_BQ_SIZE, - rx_ring->sbq.base, rx_ring->sbq.base_dma); - rx_ring->sbq.base = NULL; - } - - /* Free the small buffer queue control blocks. */ - kfree(rx_ring->sbq.queue); - rx_ring->sbq.queue = NULL; - - /* Free the large buffer queue. */ - if (rx_ring->lbq.base) { - dma_free_coherent(&qdev->pdev->dev, QLGE_BQ_SIZE, - rx_ring->lbq.base, rx_ring->lbq.base_dma); - rx_ring->lbq.base = NULL; - } - - /* Free the large buffer queue control blocks. */ - kfree(rx_ring->lbq.queue); - rx_ring->lbq.queue = NULL; - - /* Free the rx queue. */ - if (rx_ring->cq_base) { - dma_free_coherent(&qdev->pdev->dev, - rx_ring->cq_size, - rx_ring->cq_base, rx_ring->cq_base_dma); - rx_ring->cq_base = NULL; - } -} - -/* Allocate queues and buffers for this completions queue based - * on the values in the parameter structure. - */ -static int qlge_alloc_rx_resources(struct qlge_adapter *qdev, - struct rx_ring *rx_ring) -{ - /* - * Allocate the completion queue for this rx_ring. - */ - rx_ring->cq_base = - dma_alloc_coherent(&qdev->pdev->dev, rx_ring->cq_size, - &rx_ring->cq_base_dma, GFP_ATOMIC); - - if (!rx_ring->cq_base) { - netif_err(qdev, ifup, qdev->ndev, "rx_ring alloc failed.\n"); - return -ENOMEM; - } - - if (rx_ring->cq_id < qdev->rss_ring_count && - (qlge_init_bq(&rx_ring->sbq) || qlge_init_bq(&rx_ring->lbq))) { - qlge_free_rx_resources(qdev, rx_ring); - return -ENOMEM; - } - - return 0; -} - -static void qlge_tx_ring_clean(struct qlge_adapter *qdev) -{ - struct tx_ring *tx_ring; - struct tx_ring_desc *tx_ring_desc; - int i, j; - - /* - * Loop through all queues and free - * any resources. - */ - for (j = 0; j < qdev->tx_ring_count; j++) { - tx_ring = &qdev->tx_ring[j]; - for (i = 0; i < tx_ring->wq_len; i++) { - tx_ring_desc = &tx_ring->q[i]; - if (tx_ring_desc && tx_ring_desc->skb) { - netif_err(qdev, ifdown, qdev->ndev, - "Freeing lost SKB %p, from queue %d, index %d.\n", - tx_ring_desc->skb, j, - tx_ring_desc->index); - qlge_unmap_send(qdev, tx_ring_desc, - tx_ring_desc->map_cnt); - dev_kfree_skb(tx_ring_desc->skb); - tx_ring_desc->skb = NULL; - } - } - } -} - -static void qlge_free_mem_resources(struct qlge_adapter *qdev) -{ - int i; - - for (i = 0; i < qdev->tx_ring_count; i++) - qlge_free_tx_resources(qdev, &qdev->tx_ring[i]); - for (i = 0; i < qdev->rx_ring_count; i++) - qlge_free_rx_resources(qdev, &qdev->rx_ring[i]); - qlge_free_shadow_space(qdev); -} - -static int qlge_alloc_mem_resources(struct qlge_adapter *qdev) -{ - int i; - - /* Allocate space for our shadow registers and such. */ - if (qlge_alloc_shadow_space(qdev)) - return -ENOMEM; - - for (i = 0; i < qdev->rx_ring_count; i++) { - if (qlge_alloc_rx_resources(qdev, &qdev->rx_ring[i]) != 0) { - netif_err(qdev, ifup, qdev->ndev, - "RX resource allocation failed.\n"); - goto err_mem; - } - } - /* Allocate tx queue resources */ - for (i = 0; i < qdev->tx_ring_count; i++) { - if (qlge_alloc_tx_resources(qdev, &qdev->tx_ring[i]) != 0) { - netif_err(qdev, ifup, qdev->ndev, - "TX resource allocation failed.\n"); - goto err_mem; - } - } - return 0; - -err_mem: - qlge_free_mem_resources(qdev); - return -ENOMEM; -} - -/* Set up the rx ring control block and pass it to the chip. - * The control block is defined as - * "Completion Queue Initialization Control Block", or cqicb. - */ -static int qlge_start_rx_ring(struct qlge_adapter *qdev, struct rx_ring *rx_ring) -{ - struct cqicb *cqicb = &rx_ring->cqicb; - void *shadow_reg = qdev->rx_ring_shadow_reg_area + - (rx_ring->cq_id * RX_RING_SHADOW_SPACE); - u64 shadow_reg_dma = qdev->rx_ring_shadow_reg_dma + - (rx_ring->cq_id * RX_RING_SHADOW_SPACE); - void __iomem *doorbell_area = - qdev->doorbell_area + (DB_PAGE_SIZE * (128 + rx_ring->cq_id)); - int err = 0; - u64 dma; - __le64 *base_indirect_ptr; - int page_entries; - - /* Set up the shadow registers for this ring. */ - rx_ring->prod_idx_sh_reg = shadow_reg; - rx_ring->prod_idx_sh_reg_dma = shadow_reg_dma; - *rx_ring->prod_idx_sh_reg = 0; - shadow_reg += sizeof(u64); - shadow_reg_dma += sizeof(u64); - rx_ring->lbq.base_indirect = shadow_reg; - rx_ring->lbq.base_indirect_dma = shadow_reg_dma; - shadow_reg += (sizeof(u64) * MAX_DB_PAGES_PER_BQ(QLGE_BQ_LEN)); - shadow_reg_dma += (sizeof(u64) * MAX_DB_PAGES_PER_BQ(QLGE_BQ_LEN)); - rx_ring->sbq.base_indirect = shadow_reg; - rx_ring->sbq.base_indirect_dma = shadow_reg_dma; - - /* PCI doorbell mem area + 0x00 for consumer index register */ - rx_ring->cnsmr_idx_db_reg = (u32 __iomem *)doorbell_area; - rx_ring->cnsmr_idx = 0; - rx_ring->curr_entry = rx_ring->cq_base; - - /* PCI doorbell mem area + 0x04 for valid register */ - rx_ring->valid_db_reg = doorbell_area + 0x04; - - /* PCI doorbell mem area + 0x18 for large buffer consumer */ - rx_ring->lbq.prod_idx_db_reg = (u32 __iomem *)(doorbell_area + 0x18); - - /* PCI doorbell mem area + 0x1c */ - rx_ring->sbq.prod_idx_db_reg = (u32 __iomem *)(doorbell_area + 0x1c); - - memset((void *)cqicb, 0, sizeof(struct cqicb)); - cqicb->msix_vect = rx_ring->irq; - - cqicb->len = cpu_to_le16(QLGE_FIT16(rx_ring->cq_len) | LEN_V | - LEN_CPP_CONT); - - cqicb->addr = cpu_to_le64(rx_ring->cq_base_dma); - - cqicb->prod_idx_addr = cpu_to_le64(rx_ring->prod_idx_sh_reg_dma); - - /* - * Set up the control block load flags. - */ - cqicb->flags = FLAGS_LC | /* Load queue base address */ - FLAGS_LV | /* Load MSI-X vector */ - FLAGS_LI; /* Load irq delay values */ - if (rx_ring->cq_id < qdev->rss_ring_count) { - cqicb->flags |= FLAGS_LL; /* Load lbq values */ - dma = (u64)rx_ring->lbq.base_dma; - base_indirect_ptr = rx_ring->lbq.base_indirect; - - for (page_entries = 0; - page_entries < MAX_DB_PAGES_PER_BQ(QLGE_BQ_LEN); - page_entries++) { - base_indirect_ptr[page_entries] = cpu_to_le64(dma); - dma += DB_PAGE_SIZE; - } - cqicb->lbq_addr = cpu_to_le64(rx_ring->lbq.base_indirect_dma); - cqicb->lbq_buf_size = - cpu_to_le16(QLGE_FIT16(qdev->lbq_buf_size)); - cqicb->lbq_len = cpu_to_le16(QLGE_FIT16(QLGE_BQ_LEN)); - rx_ring->lbq.next_to_use = 0; - rx_ring->lbq.next_to_clean = 0; - - cqicb->flags |= FLAGS_LS; /* Load sbq values */ - dma = (u64)rx_ring->sbq.base_dma; - base_indirect_ptr = rx_ring->sbq.base_indirect; - - for (page_entries = 0; - page_entries < MAX_DB_PAGES_PER_BQ(QLGE_BQ_LEN); - page_entries++) { - base_indirect_ptr[page_entries] = cpu_to_le64(dma); - dma += DB_PAGE_SIZE; - } - cqicb->sbq_addr = - cpu_to_le64(rx_ring->sbq.base_indirect_dma); - cqicb->sbq_buf_size = cpu_to_le16(SMALL_BUFFER_SIZE); - cqicb->sbq_len = cpu_to_le16(QLGE_FIT16(QLGE_BQ_LEN)); - rx_ring->sbq.next_to_use = 0; - rx_ring->sbq.next_to_clean = 0; - } - if (rx_ring->cq_id < qdev->rss_ring_count) { - /* Inbound completion handling rx_rings run in - * separate NAPI contexts. - */ - netif_napi_add(qdev->ndev, &rx_ring->napi, - qlge_napi_poll_msix); - cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs); - cqicb->pkt_delay = cpu_to_le16(qdev->rx_max_coalesced_frames); - } else { - cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs); - cqicb->pkt_delay = cpu_to_le16(qdev->tx_max_coalesced_frames); - } - err = qlge_write_cfg(qdev, cqicb, sizeof(struct cqicb), - CFG_LCQ, rx_ring->cq_id); - if (err) { - netif_err(qdev, ifup, qdev->ndev, "Failed to load CQICB.\n"); - return err; - } - return err; -} - -static int qlge_start_tx_ring(struct qlge_adapter *qdev, struct tx_ring *tx_ring) -{ - struct wqicb *wqicb = (struct wqicb *)tx_ring; - void __iomem *doorbell_area = - qdev->doorbell_area + (DB_PAGE_SIZE * tx_ring->wq_id); - void *shadow_reg = qdev->tx_ring_shadow_reg_area + - (tx_ring->wq_id * sizeof(u64)); - u64 shadow_reg_dma = qdev->tx_ring_shadow_reg_dma + - (tx_ring->wq_id * sizeof(u64)); - int err = 0; - - /* - * Assign doorbell registers for this tx_ring. - */ - /* TX PCI doorbell mem area for tx producer index */ - tx_ring->prod_idx_db_reg = (u32 __iomem *)doorbell_area; - tx_ring->prod_idx = 0; - /* TX PCI doorbell mem area + 0x04 */ - tx_ring->valid_db_reg = doorbell_area + 0x04; - - /* - * Assign shadow registers for this tx_ring. - */ - tx_ring->cnsmr_idx_sh_reg = shadow_reg; - tx_ring->cnsmr_idx_sh_reg_dma = shadow_reg_dma; - - wqicb->len = cpu_to_le16(tx_ring->wq_len | Q_LEN_V | Q_LEN_CPP_CONT); - wqicb->flags = cpu_to_le16(Q_FLAGS_LC | - Q_FLAGS_LB | Q_FLAGS_LI | Q_FLAGS_LO); - wqicb->cq_id_rss = cpu_to_le16(tx_ring->cq_id); - wqicb->rid = 0; - wqicb->addr = cpu_to_le64(tx_ring->wq_base_dma); - - wqicb->cnsmr_idx_addr = cpu_to_le64(tx_ring->cnsmr_idx_sh_reg_dma); - - qlge_init_tx_ring(qdev, tx_ring); - - err = qlge_write_cfg(qdev, wqicb, sizeof(*wqicb), CFG_LRQ, - (u16)tx_ring->wq_id); - if (err) { - netif_err(qdev, ifup, qdev->ndev, "Failed to load tx_ring.\n"); - return err; - } - return err; -} - -static void qlge_disable_msix(struct qlge_adapter *qdev) -{ - if (test_bit(QL_MSIX_ENABLED, &qdev->flags)) { - pci_disable_msix(qdev->pdev); - clear_bit(QL_MSIX_ENABLED, &qdev->flags); - kfree(qdev->msi_x_entry); - qdev->msi_x_entry = NULL; - } else if (test_bit(QL_MSI_ENABLED, &qdev->flags)) { - pci_disable_msi(qdev->pdev); - clear_bit(QL_MSI_ENABLED, &qdev->flags); - } -} - -/* We start by trying to get the number of vectors - * stored in qdev->intr_count. If we don't get that - * many then we reduce the count and try again. - */ -static void qlge_enable_msix(struct qlge_adapter *qdev) -{ - int i, err; - - /* Get the MSIX vectors. */ - if (qlge_irq_type == MSIX_IRQ) { - /* Try to alloc space for the msix struct, - * if it fails then go to MSI/legacy. - */ - qdev->msi_x_entry = kcalloc(qdev->intr_count, - sizeof(struct msix_entry), - GFP_KERNEL); - if (!qdev->msi_x_entry) { - qlge_irq_type = MSI_IRQ; - goto msi; - } - - for (i = 0; i < qdev->intr_count; i++) - qdev->msi_x_entry[i].entry = i; - - err = pci_enable_msix_range(qdev->pdev, qdev->msi_x_entry, - 1, qdev->intr_count); - if (err < 0) { - kfree(qdev->msi_x_entry); - qdev->msi_x_entry = NULL; - netif_warn(qdev, ifup, qdev->ndev, - "MSI-X Enable failed, trying MSI.\n"); - qlge_irq_type = MSI_IRQ; - } else { - qdev->intr_count = err; - set_bit(QL_MSIX_ENABLED, &qdev->flags); - netif_info(qdev, ifup, qdev->ndev, - "MSI-X Enabled, got %d vectors.\n", - qdev->intr_count); - return; - } - } -msi: - qdev->intr_count = 1; - if (qlge_irq_type == MSI_IRQ) { - if (pci_alloc_irq_vectors(qdev->pdev, 1, 1, PCI_IRQ_MSI) >= 0) { - set_bit(QL_MSI_ENABLED, &qdev->flags); - netif_info(qdev, ifup, qdev->ndev, - "Running with MSI interrupts.\n"); - return; - } - } - qlge_irq_type = LEG_IRQ; - set_bit(QL_LEGACY_ENABLED, &qdev->flags); - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "Running with legacy interrupts.\n"); -} - -/* Each vector services 1 RSS ring and 1 or more - * TX completion rings. This function loops through - * the TX completion rings and assigns the vector that - * will service it. An example would be if there are - * 2 vectors (so 2 RSS rings) and 8 TX completion rings. - * This would mean that vector 0 would service RSS ring 0 - * and TX completion rings 0,1,2 and 3. Vector 1 would - * service RSS ring 1 and TX completion rings 4,5,6 and 7. - */ -static void qlge_set_tx_vect(struct qlge_adapter *qdev) -{ - int i, j, vect; - u32 tx_rings_per_vector = qdev->tx_ring_count / qdev->intr_count; - - if (likely(test_bit(QL_MSIX_ENABLED, &qdev->flags))) { - /* Assign irq vectors to TX rx_rings.*/ - for (vect = 0, j = 0, i = qdev->rss_ring_count; - i < qdev->rx_ring_count; i++) { - if (j == tx_rings_per_vector) { - vect++; - j = 0; - } - qdev->rx_ring[i].irq = vect; - j++; - } - } else { - /* For single vector all rings have an irq - * of zero. - */ - for (i = 0; i < qdev->rx_ring_count; i++) - qdev->rx_ring[i].irq = 0; - } -} - -/* Set the interrupt mask for this vector. Each vector - * will service 1 RSS ring and 1 or more TX completion - * rings. This function sets up a bit mask per vector - * that indicates which rings it services. - */ -static void qlge_set_irq_mask(struct qlge_adapter *qdev, struct intr_context *ctx) -{ - int j, vect = ctx->intr; - u32 tx_rings_per_vector = qdev->tx_ring_count / qdev->intr_count; - - if (likely(test_bit(QL_MSIX_ENABLED, &qdev->flags))) { - /* Add the RSS ring serviced by this vector - * to the mask. - */ - ctx->irq_mask = (1 << qdev->rx_ring[vect].cq_id); - /* Add the TX ring(s) serviced by this vector - * to the mask. - */ - for (j = 0; j < tx_rings_per_vector; j++) { - ctx->irq_mask |= - (1 << qdev->rx_ring[qdev->rss_ring_count + - (vect * tx_rings_per_vector) + j].cq_id); - } - } else { - /* For single vector we just shift each queue's - * ID into the mask. - */ - for (j = 0; j < qdev->rx_ring_count; j++) - ctx->irq_mask |= (1 << qdev->rx_ring[j].cq_id); - } -} - -/* - * Here we build the intr_context structures based on - * our rx_ring count and intr vector count. - * The intr_context structure is used to hook each vector - * to possibly different handlers. - */ -static void qlge_resolve_queues_to_irqs(struct qlge_adapter *qdev) -{ - int i = 0; - struct intr_context *intr_context = &qdev->intr_context[0]; - - if (likely(test_bit(QL_MSIX_ENABLED, &qdev->flags))) { - /* Each rx_ring has it's - * own intr_context since we have separate - * vectors for each queue. - */ - for (i = 0; i < qdev->intr_count; i++, intr_context++) { - qdev->rx_ring[i].irq = i; - intr_context->intr = i; - intr_context->qdev = qdev; - /* Set up this vector's bit-mask that indicates - * which queues it services. - */ - qlge_set_irq_mask(qdev, intr_context); - /* - * We set up each vectors enable/disable/read bits so - * there's no bit/mask calculations in the critical path. - */ - intr_context->intr_en_mask = - INTR_EN_TYPE_MASK | INTR_EN_INTR_MASK | - INTR_EN_TYPE_ENABLE | INTR_EN_IHD_MASK | INTR_EN_IHD - | i; - intr_context->intr_dis_mask = - INTR_EN_TYPE_MASK | INTR_EN_INTR_MASK | - INTR_EN_TYPE_DISABLE | INTR_EN_IHD_MASK | - INTR_EN_IHD | i; - intr_context->intr_read_mask = - INTR_EN_TYPE_MASK | INTR_EN_INTR_MASK | - INTR_EN_TYPE_READ | INTR_EN_IHD_MASK | INTR_EN_IHD | - i; - if (i == 0) { - /* The first vector/queue handles - * broadcast/multicast, fatal errors, - * and firmware events. This in addition - * to normal inbound NAPI processing. - */ - intr_context->handler = qlge_isr; - sprintf(intr_context->name, "%s-rx-%d", - qdev->ndev->name, i); - } else { - /* - * Inbound queues handle unicast frames only. - */ - intr_context->handler = qlge_msix_rx_isr; - sprintf(intr_context->name, "%s-rx-%d", - qdev->ndev->name, i); - } - } - } else { - /* - * All rx_rings use the same intr_context since - * there is only one vector. - */ - intr_context->intr = 0; - intr_context->qdev = qdev; - /* - * We set up each vectors enable/disable/read bits so - * there's no bit/mask calculations in the critical path. - */ - intr_context->intr_en_mask = - INTR_EN_TYPE_MASK | INTR_EN_INTR_MASK | INTR_EN_TYPE_ENABLE; - intr_context->intr_dis_mask = - INTR_EN_TYPE_MASK | INTR_EN_INTR_MASK | - INTR_EN_TYPE_DISABLE; - if (test_bit(QL_LEGACY_ENABLED, &qdev->flags)) { - /* Experience shows that when using INTx interrupts, - * the device does not always auto-mask INTR_EN_EN. - * Moreover, masking INTR_EN_EN manually does not - * immediately prevent interrupt generation. - */ - intr_context->intr_en_mask |= INTR_EN_EI << 16 | - INTR_EN_EI; - intr_context->intr_dis_mask |= INTR_EN_EI << 16; - } - intr_context->intr_read_mask = - INTR_EN_TYPE_MASK | INTR_EN_INTR_MASK | INTR_EN_TYPE_READ; - /* - * Single interrupt means one handler for all rings. - */ - intr_context->handler = qlge_isr; - sprintf(intr_context->name, "%s-single_irq", qdev->ndev->name); - /* Set up this vector's bit-mask that indicates - * which queues it services. In this case there is - * a single vector so it will service all RSS and - * TX completion rings. - */ - qlge_set_irq_mask(qdev, intr_context); - } - /* Tell the TX completion rings which MSIx vector - * they will be using. - */ - qlge_set_tx_vect(qdev); -} - -static void qlge_free_irq(struct qlge_adapter *qdev) -{ - int i; - struct intr_context *intr_context = &qdev->intr_context[0]; - - for (i = 0; i < qdev->intr_count; i++, intr_context++) { - if (intr_context->hooked) { - if (test_bit(QL_MSIX_ENABLED, &qdev->flags)) { - free_irq(qdev->msi_x_entry[i].vector, - &qdev->rx_ring[i]); - } else { - free_irq(qdev->pdev->irq, &qdev->rx_ring[0]); - } - } - } - qlge_disable_msix(qdev); -} - -static int qlge_request_irq(struct qlge_adapter *qdev) -{ - int i; - int status = 0; - struct pci_dev *pdev = qdev->pdev; - struct intr_context *intr_context = &qdev->intr_context[0]; - - qlge_resolve_queues_to_irqs(qdev); - - for (i = 0; i < qdev->intr_count; i++, intr_context++) { - if (test_bit(QL_MSIX_ENABLED, &qdev->flags)) { - status = request_irq(qdev->msi_x_entry[i].vector, - intr_context->handler, - 0, - intr_context->name, - &qdev->rx_ring[i]); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed request for MSIX interrupt %d.\n", - i); - goto err_irq; - } - } else { - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "trying msi or legacy interrupts.\n"); - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "%s: irq = %d.\n", __func__, pdev->irq); - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "%s: context->name = %s.\n", __func__, - intr_context->name); - netif_printk(qdev, ifup, KERN_DEBUG, qdev->ndev, - "%s: dev_id = 0x%p.\n", __func__, - &qdev->rx_ring[0]); - status = - request_irq(pdev->irq, qlge_isr, - test_bit(QL_MSI_ENABLED, &qdev->flags) - ? 0 - : IRQF_SHARED, - intr_context->name, &qdev->rx_ring[0]); - if (status) - goto err_irq; - - netif_err(qdev, ifup, qdev->ndev, - "Hooked intr 0, queue type RX_Q, with name %s.\n", - intr_context->name); - } - intr_context->hooked = 1; - } - return status; -err_irq: - netif_err(qdev, ifup, qdev->ndev, "Failed to get the interrupts!!!\n"); - qlge_free_irq(qdev); - return status; -} - -static int qlge_start_rss(struct qlge_adapter *qdev) -{ - static const u8 init_hash_seed[] = { - 0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, - 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, - 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, - 0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, - 0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa - }; - struct ricb *ricb = &qdev->ricb; - int status = 0; - int i; - u8 *hash_id = (u8 *)ricb->hash_cq_id; - - memset((void *)ricb, 0, sizeof(*ricb)); - - ricb->base_cq = RSS_L4K; - ricb->flags = - (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RT4 | RSS_RT6); - ricb->mask = cpu_to_le16((u16)(0x3ff)); - - /* - * Fill out the Indirection Table. - */ - for (i = 0; i < 1024; i++) - hash_id[i] = (i & (qdev->rss_ring_count - 1)); - - memcpy((void *)&ricb->ipv6_hash_key[0], init_hash_seed, 40); - memcpy((void *)&ricb->ipv4_hash_key[0], init_hash_seed, 16); - - status = qlge_write_cfg(qdev, ricb, sizeof(*ricb), CFG_LR, 0); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Failed to load RICB.\n"); - return status; - } - return status; -} - -static int qlge_clear_routing_entries(struct qlge_adapter *qdev) -{ - int i, status = 0; - - status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK); - if (status) - return status; - /* Clear all the entries in the routing table. */ - for (i = 0; i < 16; i++) { - status = qlge_set_routing_reg(qdev, i, 0, 0); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init routing register for CAM packets.\n"); - break; - } - } - qlge_sem_unlock(qdev, SEM_RT_IDX_MASK); - return status; -} - -/* Initialize the frame-to-queue routing. */ -static int qlge_route_initialize(struct qlge_adapter *qdev) -{ - int status = 0; - - /* Clear all the entries in the routing table. */ - status = qlge_clear_routing_entries(qdev); - if (status) - return status; - - status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK); - if (status) - return status; - - status = qlge_set_routing_reg(qdev, RT_IDX_IP_CSUM_ERR_SLOT, - RT_IDX_IP_CSUM_ERR, 1); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init routing register for IP CSUM error packets.\n"); - goto exit; - } - status = qlge_set_routing_reg(qdev, RT_IDX_TCP_UDP_CSUM_ERR_SLOT, - RT_IDX_TU_CSUM_ERR, 1); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init routing register for TCP/UDP CSUM error packets.\n"); - goto exit; - } - status = qlge_set_routing_reg(qdev, RT_IDX_BCAST_SLOT, RT_IDX_BCAST, 1); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init routing register for broadcast packets.\n"); - goto exit; - } - /* If we have more than one inbound queue, then turn on RSS in the - * routing block. - */ - if (qdev->rss_ring_count > 1) { - status = qlge_set_routing_reg(qdev, RT_IDX_RSS_MATCH_SLOT, - RT_IDX_RSS_MATCH, 1); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init routing register for MATCH RSS packets.\n"); - goto exit; - } - } - - status = qlge_set_routing_reg(qdev, RT_IDX_CAM_HIT_SLOT, - RT_IDX_CAM_HIT, 1); - if (status) - netif_err(qdev, ifup, qdev->ndev, - "Failed to init routing register for CAM packets.\n"); -exit: - qlge_sem_unlock(qdev, SEM_RT_IDX_MASK); - return status; -} - -int qlge_cam_route_initialize(struct qlge_adapter *qdev) -{ - int status, set; - - /* If check if the link is up and use to - * determine if we are setting or clearing - * the MAC address in the CAM. - */ - set = qlge_read32(qdev, STS); - set &= qdev->port_link_up; - status = qlge_set_mac_addr(qdev, set); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Failed to init mac address.\n"); - return status; - } - - status = qlge_route_initialize(qdev); - if (status) - netif_err(qdev, ifup, qdev->ndev, "Failed to init routing table.\n"); - - return status; -} - -static int qlge_adapter_initialize(struct qlge_adapter *qdev) -{ - u32 value, mask; - int i; - int status = 0; - - /* - * Set up the System register to halt on errors. - */ - value = SYS_EFE | SYS_FAE; - mask = value << 16; - qlge_write32(qdev, SYS, mask | value); - - /* Set the default queue, and VLAN behavior. */ - value = NIC_RCV_CFG_DFQ; - mask = NIC_RCV_CFG_DFQ_MASK; - if (qdev->ndev->features & NETIF_F_HW_VLAN_CTAG_RX) { - value |= NIC_RCV_CFG_RV; - mask |= (NIC_RCV_CFG_RV << 16); - } - qlge_write32(qdev, NIC_RCV_CFG, (mask | value)); - - /* Set the MPI interrupt to enabled. */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI); - - /* Enable the function, set pagesize, enable error checking. */ - value = FSC_FE | FSC_EPC_INBOUND | FSC_EPC_OUTBOUND | - FSC_EC | FSC_VM_PAGE_4K; - value |= SPLT_SETTING; - - /* Set/clear header splitting. */ - mask = FSC_VM_PAGESIZE_MASK | - FSC_DBL_MASK | FSC_DBRST_MASK | (value << 16); - qlge_write32(qdev, FSC, mask | value); - - qlge_write32(qdev, SPLT_HDR, SPLT_LEN); - - /* Set RX packet routing to use port/pci function on which the - * packet arrived on in addition to usual frame routing. - * This is helpful on bonding where both interfaces can have - * the same MAC address. - */ - qlge_write32(qdev, RST_FO, RST_FO_RR_MASK | RST_FO_RR_RCV_FUNC_CQ); - /* Reroute all packets to our Interface. - * They may have been routed to MPI firmware - * due to WOL. - */ - value = qlge_read32(qdev, MGMT_RCV_CFG); - value &= ~MGMT_RCV_CFG_RM; - mask = 0xffff0000; - - /* Sticky reg needs clearing due to WOL. */ - qlge_write32(qdev, MGMT_RCV_CFG, mask); - qlge_write32(qdev, MGMT_RCV_CFG, mask | value); - - /* Default WOL is enable on Mezz cards */ - if (qdev->pdev->subsystem_device == 0x0068 || - qdev->pdev->subsystem_device == 0x0180) - qdev->wol = WAKE_MAGIC; - - /* Start up the rx queues. */ - for (i = 0; i < qdev->rx_ring_count; i++) { - status = qlge_start_rx_ring(qdev, &qdev->rx_ring[i]); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to start rx ring[%d].\n", i); - return status; - } - } - - /* If there is more than one inbound completion queue - * then download a RICB to configure RSS. - */ - if (qdev->rss_ring_count > 1) { - status = qlge_start_rss(qdev); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Failed to start RSS.\n"); - return status; - } - } - - /* Start up the tx queues. */ - for (i = 0; i < qdev->tx_ring_count; i++) { - status = qlge_start_tx_ring(qdev, &qdev->tx_ring[i]); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to start tx ring[%d].\n", i); - return status; - } - } - - /* Initialize the port and set the max framesize. */ - status = qdev->nic_ops->port_initialize(qdev); - if (status) - netif_err(qdev, ifup, qdev->ndev, "Failed to start port.\n"); - - /* Set up the MAC address and frame routing filter. */ - status = qlge_cam_route_initialize(qdev); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init CAM/Routing tables.\n"); - return status; - } - - /* Start NAPI for the RSS queues. */ - for (i = 0; i < qdev->rss_ring_count; i++) - napi_enable(&qdev->rx_ring[i].napi); - - return status; -} - -/* Issue soft reset to chip. */ -static int qlge_adapter_reset(struct qlge_adapter *qdev) -{ - u32 value; - int status = 0; - unsigned long end_jiffies; - - /* Clear all the entries in the routing table. */ - status = qlge_clear_routing_entries(qdev); - if (status) { - netif_err(qdev, ifup, qdev->ndev, "Failed to clear routing bits.\n"); - return status; - } - - /* Check if bit is set then skip the mailbox command and - * clear the bit, else we are in normal reset process. - */ - if (!test_bit(QL_ASIC_RECOVERY, &qdev->flags)) { - /* Stop management traffic. */ - qlge_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP); - - /* Wait for the NIC and MGMNT FIFOs to empty. */ - qlge_wait_fifo_empty(qdev); - } else { - clear_bit(QL_ASIC_RECOVERY, &qdev->flags); - } - - qlge_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR); - - end_jiffies = jiffies + usecs_to_jiffies(30); - do { - value = qlge_read32(qdev, RST_FO); - if ((value & RST_FO_FR) == 0) - break; - cpu_relax(); - } while (time_before(jiffies, end_jiffies)); - - if (value & RST_FO_FR) { - netif_err(qdev, ifdown, qdev->ndev, - "ETIMEDOUT!!! errored out of resetting the chip!\n"); - status = -ETIMEDOUT; - } - - /* Resume management traffic. */ - qlge_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_RESUME); - return status; -} - -static void qlge_display_dev_info(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - netif_info(qdev, probe, qdev->ndev, - "Function #%d, Port %d, NIC Roll %d, NIC Rev = %d, XG Roll = %d, XG Rev = %d.\n", - qdev->func, - qdev->port, - qdev->chip_rev_id & 0x0000000f, - qdev->chip_rev_id >> 4 & 0x0000000f, - qdev->chip_rev_id >> 8 & 0x0000000f, - qdev->chip_rev_id >> 12 & 0x0000000f); - netif_info(qdev, probe, qdev->ndev, - "MAC address %pM\n", ndev->dev_addr); -} - -static int qlge_wol(struct qlge_adapter *qdev) -{ - int status = 0; - u32 wol = MB_WOL_DISABLE; - - /* The CAM is still intact after a reset, but if we - * are doing WOL, then we may need to program the - * routing regs. We would also need to issue the mailbox - * commands to instruct the MPI what to do per the ethtool - * settings. - */ - - if (qdev->wol & (WAKE_ARP | WAKE_MAGICSECURE | WAKE_PHY | WAKE_UCAST | - WAKE_MCAST | WAKE_BCAST)) { - netif_err(qdev, ifdown, qdev->ndev, - "Unsupported WOL parameter. qdev->wol = 0x%x.\n", - qdev->wol); - return -EINVAL; - } - - if (qdev->wol & WAKE_MAGIC) { - status = qlge_mb_wol_set_magic(qdev, 1); - if (status) { - netif_err(qdev, ifdown, qdev->ndev, - "Failed to set magic packet on %s.\n", - qdev->ndev->name); - return status; - } - netif_info(qdev, drv, qdev->ndev, - "Enabled magic packet successfully on %s.\n", - qdev->ndev->name); - - wol |= MB_WOL_MAGIC_PKT; - } - - if (qdev->wol) { - wol |= MB_WOL_MODE_ON; - status = qlge_mb_wol_mode(qdev, wol); - netif_err(qdev, drv, qdev->ndev, - "WOL %s (wol code 0x%x) on %s\n", - (status == 0) ? "Successfully set" : "Failed", - wol, qdev->ndev->name); - } - - return status; -} - -static void qlge_cancel_all_work_sync(struct qlge_adapter *qdev) -{ - /* Don't kill the reset worker thread if we - * are in the process of recovery. - */ - if (test_bit(QL_ADAPTER_UP, &qdev->flags)) - cancel_delayed_work_sync(&qdev->asic_reset_work); - cancel_delayed_work_sync(&qdev->mpi_reset_work); - cancel_delayed_work_sync(&qdev->mpi_work); - cancel_delayed_work_sync(&qdev->mpi_idc_work); - cancel_delayed_work_sync(&qdev->mpi_port_cfg_work); -} - -static int qlge_adapter_down(struct qlge_adapter *qdev) -{ - int i, status = 0; - - qlge_link_off(qdev); - - qlge_cancel_all_work_sync(qdev); - - for (i = 0; i < qdev->rss_ring_count; i++) - napi_disable(&qdev->rx_ring[i].napi); - - clear_bit(QL_ADAPTER_UP, &qdev->flags); - - qlge_disable_interrupts(qdev); - - qlge_tx_ring_clean(qdev); - - /* Call netif_napi_del() from common point. */ - for (i = 0; i < qdev->rss_ring_count; i++) - netif_napi_del(&qdev->rx_ring[i].napi); - - status = qlge_adapter_reset(qdev); - if (status) - netif_err(qdev, ifdown, qdev->ndev, "reset(func #%d) FAILED!\n", - qdev->func); - qlge_free_rx_buffers(qdev); - - return status; -} - -static int qlge_adapter_up(struct qlge_adapter *qdev) -{ - int err = 0; - - err = qlge_adapter_initialize(qdev); - if (err) { - netif_info(qdev, ifup, qdev->ndev, "Unable to initialize adapter.\n"); - goto err_init; - } - set_bit(QL_ADAPTER_UP, &qdev->flags); - qlge_alloc_rx_buffers(qdev); - /* If the port is initialized and the - * link is up the turn on the carrier. - */ - if ((qlge_read32(qdev, STS) & qdev->port_init) && - (qlge_read32(qdev, STS) & qdev->port_link_up)) - qlge_link_on(qdev); - /* Restore rx mode. */ - clear_bit(QL_ALLMULTI, &qdev->flags); - clear_bit(QL_PROMISCUOUS, &qdev->flags); - qlge_set_multicast_list(qdev->ndev); - - /* Restore vlan setting. */ - qlge_restore_vlan(qdev); - - qlge_enable_interrupts(qdev); - qlge_enable_all_completion_interrupts(qdev); - netif_tx_start_all_queues(qdev->ndev); - - return 0; -err_init: - qlge_adapter_reset(qdev); - return err; -} - -static void qlge_release_adapter_resources(struct qlge_adapter *qdev) -{ - qlge_free_mem_resources(qdev); - qlge_free_irq(qdev); -} - -static int qlge_get_adapter_resources(struct qlge_adapter *qdev) -{ - if (qlge_alloc_mem_resources(qdev)) { - netif_err(qdev, ifup, qdev->ndev, "Unable to allocate memory.\n"); - return -ENOMEM; - } - return qlge_request_irq(qdev); -} - -static int qlge_close(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int i; - - /* If we hit pci_channel_io_perm_failure - * failure condition, then we already - * brought the adapter down. - */ - if (test_bit(QL_EEH_FATAL, &qdev->flags)) { - netif_err(qdev, drv, qdev->ndev, "EEH fatal did unload.\n"); - clear_bit(QL_EEH_FATAL, &qdev->flags); - return 0; - } - - /* - * Wait for device to recover from a reset. - * (Rarely happens, but possible.) - */ - while (!test_bit(QL_ADAPTER_UP, &qdev->flags)) - msleep(1); - - /* Make sure refill_work doesn't re-enable napi */ - for (i = 0; i < qdev->rss_ring_count; i++) - cancel_delayed_work_sync(&qdev->rx_ring[i].refill_work); - - qlge_adapter_down(qdev); - qlge_release_adapter_resources(qdev); - return 0; -} - -static void qlge_set_lb_size(struct qlge_adapter *qdev) -{ - if (qdev->ndev->mtu <= 1500) - qdev->lbq_buf_size = LARGE_BUFFER_MIN_SIZE; - else - qdev->lbq_buf_size = LARGE_BUFFER_MAX_SIZE; - qdev->lbq_buf_order = get_order(qdev->lbq_buf_size); -} - -static int qlge_configure_rings(struct qlge_adapter *qdev) -{ - int i; - struct rx_ring *rx_ring; - struct tx_ring *tx_ring; - int cpu_cnt = min_t(int, MAX_CPUS, num_online_cpus()); - - /* In a perfect world we have one RSS ring for each CPU - * and each has it's own vector. To do that we ask for - * cpu_cnt vectors. qlge_enable_msix() will adjust the - * vector count to what we actually get. We then - * allocate an RSS ring for each. - * Essentially, we are doing min(cpu_count, msix_vector_count). - */ - qdev->intr_count = cpu_cnt; - qlge_enable_msix(qdev); - /* Adjust the RSS ring count to the actual vector count. */ - qdev->rss_ring_count = qdev->intr_count; - qdev->tx_ring_count = cpu_cnt; - qdev->rx_ring_count = qdev->tx_ring_count + qdev->rss_ring_count; - - for (i = 0; i < qdev->tx_ring_count; i++) { - tx_ring = &qdev->tx_ring[i]; - memset((void *)tx_ring, 0, sizeof(*tx_ring)); - tx_ring->qdev = qdev; - tx_ring->wq_id = i; - tx_ring->wq_len = qdev->tx_ring_size; - tx_ring->wq_size = - tx_ring->wq_len * sizeof(struct qlge_ob_mac_iocb_req); - - /* - * The completion queue ID for the tx rings start - * immediately after the rss rings. - */ - tx_ring->cq_id = qdev->rss_ring_count + i; - } - - for (i = 0; i < qdev->rx_ring_count; i++) { - rx_ring = &qdev->rx_ring[i]; - memset((void *)rx_ring, 0, sizeof(*rx_ring)); - rx_ring->qdev = qdev; - rx_ring->cq_id = i; - rx_ring->cpu = i % cpu_cnt; /* CPU to run handler on. */ - if (i < qdev->rss_ring_count) { - /* - * Inbound (RSS) queues. - */ - rx_ring->cq_len = qdev->rx_ring_size; - rx_ring->cq_size = - rx_ring->cq_len * sizeof(struct qlge_net_rsp_iocb); - rx_ring->lbq.type = QLGE_LB; - rx_ring->sbq.type = QLGE_SB; - INIT_DELAYED_WORK(&rx_ring->refill_work, - &qlge_slow_refill); - } else { - /* - * Outbound queue handles outbound completions only. - */ - /* outbound cq is same size as tx_ring it services. */ - rx_ring->cq_len = qdev->tx_ring_size; - rx_ring->cq_size = - rx_ring->cq_len * sizeof(struct qlge_net_rsp_iocb); - } - } - return 0; -} - -static int qlge_open(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int err = 0; - - err = qlge_adapter_reset(qdev); - if (err) - return err; - - qlge_set_lb_size(qdev); - err = qlge_configure_rings(qdev); - if (err) - return err; - - err = qlge_get_adapter_resources(qdev); - if (err) - goto error_up; - - err = qlge_adapter_up(qdev); - if (err) - goto error_up; - - return err; - -error_up: - qlge_release_adapter_resources(qdev); - return err; -} - -static int qlge_change_rx_buffers(struct qlge_adapter *qdev) -{ - int status; - - /* Wait for an outstanding reset to complete. */ - if (!test_bit(QL_ADAPTER_UP, &qdev->flags)) { - int i = 4; - - while (--i && !test_bit(QL_ADAPTER_UP, &qdev->flags)) { - netif_err(qdev, ifup, qdev->ndev, - "Waiting for adapter UP...\n"); - ssleep(1); - } - - if (!i) { - netif_err(qdev, ifup, qdev->ndev, - "Timed out waiting for adapter UP\n"); - return -ETIMEDOUT; - } - } - - status = qlge_adapter_down(qdev); - if (status) - goto error; - - qlge_set_lb_size(qdev); - - status = qlge_adapter_up(qdev); - if (status) - goto error; - - return status; -error: - netif_alert(qdev, ifup, qdev->ndev, - "Driver up/down cycle failed, closing device.\n"); - set_bit(QL_ADAPTER_UP, &qdev->flags); - dev_close(qdev->ndev); - return status; -} - -static int qlge_change_mtu(struct net_device *ndev, int new_mtu) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int status; - - if (ndev->mtu == 1500 && new_mtu == 9000) - netif_err(qdev, ifup, qdev->ndev, "Changing to jumbo MTU.\n"); - else if (ndev->mtu == 9000 && new_mtu == 1500) - netif_err(qdev, ifup, qdev->ndev, "Changing to normal MTU.\n"); - else - return -EINVAL; - - queue_delayed_work(qdev->workqueue, - &qdev->mpi_port_cfg_work, 3 * HZ); - - ndev->mtu = new_mtu; - - if (!netif_running(qdev->ndev)) - return 0; - - status = qlge_change_rx_buffers(qdev); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Changing MTU failed.\n"); - } - - return status; -} - -static struct net_device_stats *qlge_get_stats(struct net_device - *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - struct rx_ring *rx_ring = &qdev->rx_ring[0]; - struct tx_ring *tx_ring = &qdev->tx_ring[0]; - unsigned long pkts, mcast, dropped, errors, bytes; - int i; - - /* Get RX stats. */ - pkts = mcast = dropped = errors = bytes = 0; - for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) { - pkts += rx_ring->rx_packets; - bytes += rx_ring->rx_bytes; - dropped += rx_ring->rx_dropped; - errors += rx_ring->rx_errors; - mcast += rx_ring->rx_multicast; - } - ndev->stats.rx_packets = pkts; - ndev->stats.rx_bytes = bytes; - ndev->stats.rx_dropped = dropped; - ndev->stats.rx_errors = errors; - ndev->stats.multicast = mcast; - - /* Get TX stats. */ - pkts = errors = bytes = 0; - for (i = 0; i < qdev->tx_ring_count; i++, tx_ring++) { - pkts += tx_ring->tx_packets; - bytes += tx_ring->tx_bytes; - errors += tx_ring->tx_errors; - } - ndev->stats.tx_packets = pkts; - ndev->stats.tx_bytes = bytes; - ndev->stats.tx_errors = errors; - return &ndev->stats; -} - -static void qlge_set_multicast_list(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - struct netdev_hw_addr *ha; - int i, status; - - status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK); - if (status) - return; - /* - * Set or clear promiscuous mode if a - * transition is taking place. - */ - if (ndev->flags & IFF_PROMISC) { - if (!test_bit(QL_PROMISCUOUS, &qdev->flags)) { - if (qlge_set_routing_reg - (qdev, RT_IDX_PROMISCUOUS_SLOT, RT_IDX_VALID, 1)) { - netif_err(qdev, hw, qdev->ndev, - "Failed to set promiscuous mode.\n"); - } else { - set_bit(QL_PROMISCUOUS, &qdev->flags); - } - } - } else { - if (test_bit(QL_PROMISCUOUS, &qdev->flags)) { - if (qlge_set_routing_reg - (qdev, RT_IDX_PROMISCUOUS_SLOT, RT_IDX_VALID, 0)) { - netif_err(qdev, hw, qdev->ndev, - "Failed to clear promiscuous mode.\n"); - } else { - clear_bit(QL_PROMISCUOUS, &qdev->flags); - } - } - } - - /* - * Set or clear all multicast mode if a - * transition is taking place. - */ - if ((ndev->flags & IFF_ALLMULTI) || - (netdev_mc_count(ndev) > MAX_MULTICAST_ENTRIES)) { - if (!test_bit(QL_ALLMULTI, &qdev->flags)) { - if (qlge_set_routing_reg - (qdev, RT_IDX_ALLMULTI_SLOT, RT_IDX_MCAST, 1)) { - netif_err(qdev, hw, qdev->ndev, - "Failed to set all-multi mode.\n"); - } else { - set_bit(QL_ALLMULTI, &qdev->flags); - } - } - } else { - if (test_bit(QL_ALLMULTI, &qdev->flags)) { - if (qlge_set_routing_reg - (qdev, RT_IDX_ALLMULTI_SLOT, RT_IDX_MCAST, 0)) { - netif_err(qdev, hw, qdev->ndev, - "Failed to clear all-multi mode.\n"); - } else { - clear_bit(QL_ALLMULTI, &qdev->flags); - } - } - } - - if (!netdev_mc_empty(ndev)) { - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - goto exit; - i = 0; - netdev_for_each_mc_addr(ha, ndev) { - if (qlge_set_mac_addr_reg(qdev, (u8 *)ha->addr, - MAC_ADDR_TYPE_MULTI_MAC, i)) { - netif_err(qdev, hw, qdev->ndev, - "Failed to loadmulticast address.\n"); - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - goto exit; - } - i++; - } - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - if (qlge_set_routing_reg - (qdev, RT_IDX_MCAST_MATCH_SLOT, RT_IDX_MCAST_MATCH, 1)) { - netif_err(qdev, hw, qdev->ndev, - "Failed to set multicast match mode.\n"); - } else { - set_bit(QL_ALLMULTI, &qdev->flags); - } - } -exit: - qlge_sem_unlock(qdev, SEM_RT_IDX_MASK); -} - -static int qlge_set_mac_address(struct net_device *ndev, void *p) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - struct sockaddr *addr = p; - int status; - - if (!is_valid_ether_addr(addr->sa_data)) - return -EADDRNOTAVAIL; - eth_hw_addr_set(ndev, addr->sa_data); - /* Update local copy of current mac address. */ - memcpy(qdev->current_mac_addr, ndev->dev_addr, ndev->addr_len); - - status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK); - if (status) - return status; - status = qlge_set_mac_addr_reg(qdev, (const u8 *)ndev->dev_addr, - MAC_ADDR_TYPE_CAM_MAC, - qdev->func * MAX_CQ); - if (status) - netif_err(qdev, hw, qdev->ndev, "Failed to load MAC address.\n"); - qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK); - return status; -} - -static void qlge_tx_timeout(struct net_device *ndev, unsigned int txqueue) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - - qlge_queue_asic_error(qdev); -} - -static void qlge_asic_reset_work(struct work_struct *work) -{ - struct qlge_adapter *qdev = - container_of(work, struct qlge_adapter, asic_reset_work.work); - int status; - - rtnl_lock(); - status = qlge_adapter_down(qdev); - if (status) - goto error; - - status = qlge_adapter_up(qdev); - if (status) - goto error; - - /* Restore rx mode. */ - clear_bit(QL_ALLMULTI, &qdev->flags); - clear_bit(QL_PROMISCUOUS, &qdev->flags); - qlge_set_multicast_list(qdev->ndev); - - rtnl_unlock(); - return; -error: - netif_alert(qdev, ifup, qdev->ndev, - "Driver up/down cycle failed, closing device\n"); - - set_bit(QL_ADAPTER_UP, &qdev->flags); - dev_close(qdev->ndev); - rtnl_unlock(); -} - -static const struct nic_operations qla8012_nic_ops = { - .get_flash = qlge_get_8012_flash_params, - .port_initialize = qlge_8012_port_initialize, -}; - -static const struct nic_operations qla8000_nic_ops = { - .get_flash = qlge_get_8000_flash_params, - .port_initialize = qlge_8000_port_initialize, -}; - -/* Find the pcie function number for the other NIC - * on this chip. Since both NIC functions share a - * common firmware we have the lowest enabled function - * do any common work. Examples would be resetting - * after a fatal firmware error, or doing a firmware - * coredump. - */ -static int qlge_get_alt_pcie_func(struct qlge_adapter *qdev) -{ - int status = 0; - u32 temp; - u32 nic_func1, nic_func2; - - status = qlge_read_mpi_reg(qdev, MPI_TEST_FUNC_PORT_CFG, - &temp); - if (status) - return status; - - nic_func1 = ((temp >> MPI_TEST_NIC1_FUNC_SHIFT) & - MPI_TEST_NIC_FUNC_MASK); - nic_func2 = ((temp >> MPI_TEST_NIC2_FUNC_SHIFT) & - MPI_TEST_NIC_FUNC_MASK); - - if (qdev->func == nic_func1) - qdev->alt_func = nic_func2; - else if (qdev->func == nic_func2) - qdev->alt_func = nic_func1; - else - status = -EIO; - - return status; -} - -static int qlge_get_board_info(struct qlge_adapter *qdev) -{ - int status; - - qdev->func = - (qlge_read32(qdev, STS) & STS_FUNC_ID_MASK) >> STS_FUNC_ID_SHIFT; - if (qdev->func > 3) - return -EIO; - - status = qlge_get_alt_pcie_func(qdev); - if (status) - return status; - - qdev->port = (qdev->func < qdev->alt_func) ? 0 : 1; - if (qdev->port) { - qdev->xg_sem_mask = SEM_XGMAC1_MASK; - qdev->port_link_up = STS_PL1; - qdev->port_init = STS_PI1; - qdev->mailbox_in = PROC_ADDR_MPI_RISC | PROC_ADDR_FUNC2_MBI; - qdev->mailbox_out = PROC_ADDR_MPI_RISC | PROC_ADDR_FUNC2_MBO; - } else { - qdev->xg_sem_mask = SEM_XGMAC0_MASK; - qdev->port_link_up = STS_PL0; - qdev->port_init = STS_PI0; - qdev->mailbox_in = PROC_ADDR_MPI_RISC | PROC_ADDR_FUNC0_MBI; - qdev->mailbox_out = PROC_ADDR_MPI_RISC | PROC_ADDR_FUNC0_MBO; - } - qdev->chip_rev_id = qlge_read32(qdev, REV_ID); - qdev->device_id = qdev->pdev->device; - if (qdev->device_id == QLGE_DEVICE_ID_8012) - qdev->nic_ops = &qla8012_nic_ops; - else if (qdev->device_id == QLGE_DEVICE_ID_8000) - qdev->nic_ops = &qla8000_nic_ops; - return status; -} - -static void qlge_release_all(struct pci_dev *pdev) -{ - struct qlge_adapter *qdev = pci_get_drvdata(pdev); - - if (qdev->workqueue) { - destroy_workqueue(qdev->workqueue); - qdev->workqueue = NULL; - } - - if (qdev->reg_base) - iounmap(qdev->reg_base); - if (qdev->doorbell_area) - iounmap(qdev->doorbell_area); - vfree(qdev->mpi_coredump); - pci_release_regions(pdev); -} - -static int qlge_init_device(struct pci_dev *pdev, struct qlge_adapter *qdev, - int cards_found) -{ - struct net_device *ndev = qdev->ndev; - int err = 0; - - err = pci_enable_device(pdev); - if (err) { - dev_err(&pdev->dev, "PCI device enable failed.\n"); - return err; - } - - qdev->pdev = pdev; - pci_set_drvdata(pdev, qdev); - - /* Set PCIe read request size */ - err = pcie_set_readrq(pdev, 4096); - if (err) { - dev_err(&pdev->dev, "Set readrq failed.\n"); - goto err_disable_pci; - } - - err = pci_request_regions(pdev, DRV_NAME); - if (err) { - dev_err(&pdev->dev, "PCI region request failed.\n"); - goto err_disable_pci; - } - - pci_set_master(pdev); - if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) { - set_bit(QL_DMA64, &qdev->flags); - err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)); - } else { - err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (!err) - err = dma_set_coherent_mask(&pdev->dev, - DMA_BIT_MASK(32)); - } - - if (err) { - dev_err(&pdev->dev, "No usable DMA configuration.\n"); - goto err_release_pci; - } - - /* Set PCIe reset type for EEH to fundamental. */ - pdev->needs_freset = 1; - pci_save_state(pdev); - qdev->reg_base = - ioremap(pci_resource_start(pdev, 1), pci_resource_len(pdev, 1)); - if (!qdev->reg_base) { - dev_err(&pdev->dev, "Register mapping failed.\n"); - err = -ENOMEM; - goto err_release_pci; - } - - qdev->doorbell_area_size = pci_resource_len(pdev, 3); - qdev->doorbell_area = - ioremap(pci_resource_start(pdev, 3), pci_resource_len(pdev, 3)); - if (!qdev->doorbell_area) { - dev_err(&pdev->dev, "Doorbell register mapping failed.\n"); - err = -ENOMEM; - goto err_iounmap_base; - } - - err = qlge_get_board_info(qdev); - if (err) { - dev_err(&pdev->dev, "Register access failed.\n"); - err = -EIO; - goto err_iounmap_doorbell; - } - qdev->msg_enable = netif_msg_init(debug, default_msg); - spin_lock_init(&qdev->stats_lock); - - if (qlge_mpi_coredump) { - qdev->mpi_coredump = - vmalloc(sizeof(struct qlge_mpi_coredump)); - if (!qdev->mpi_coredump) { - err = -ENOMEM; - goto err_iounmap_doorbell; - } - if (qlge_force_coredump) - set_bit(QL_FRC_COREDUMP, &qdev->flags); - } - /* make sure the EEPROM is good */ - err = qdev->nic_ops->get_flash(qdev); - if (err) { - dev_err(&pdev->dev, "Invalid FLASH.\n"); - goto err_free_mpi_coredump; - } - - /* Keep local copy of current mac address. */ - memcpy(qdev->current_mac_addr, ndev->dev_addr, ndev->addr_len); - - /* Set up the default ring sizes. */ - qdev->tx_ring_size = NUM_TX_RING_ENTRIES; - qdev->rx_ring_size = NUM_RX_RING_ENTRIES; - - /* Set up the coalescing parameters. */ - qdev->rx_coalesce_usecs = DFLT_COALESCE_WAIT; - qdev->tx_coalesce_usecs = DFLT_COALESCE_WAIT; - qdev->rx_max_coalesced_frames = DFLT_INTER_FRAME_WAIT; - qdev->tx_max_coalesced_frames = DFLT_INTER_FRAME_WAIT; - - /* - * Set up the operating parameters. - */ - qdev->workqueue = alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, - ndev->name); - if (!qdev->workqueue) { - err = -ENOMEM; - goto err_free_mpi_coredump; - } - - INIT_DELAYED_WORK(&qdev->asic_reset_work, qlge_asic_reset_work); - INIT_DELAYED_WORK(&qdev->mpi_reset_work, qlge_mpi_reset_work); - INIT_DELAYED_WORK(&qdev->mpi_work, qlge_mpi_work); - INIT_DELAYED_WORK(&qdev->mpi_port_cfg_work, qlge_mpi_port_cfg_work); - INIT_DELAYED_WORK(&qdev->mpi_idc_work, qlge_mpi_idc_work); - init_completion(&qdev->ide_completion); - mutex_init(&qdev->mpi_mutex); - - if (!cards_found) { - dev_info(&pdev->dev, "%s\n", DRV_STRING); - dev_info(&pdev->dev, "Driver name: %s, Version: %s.\n", - DRV_NAME, DRV_VERSION); - } - return 0; - -err_free_mpi_coredump: - vfree(qdev->mpi_coredump); -err_iounmap_doorbell: - iounmap(qdev->doorbell_area); -err_iounmap_base: - iounmap(qdev->reg_base); -err_release_pci: - pci_release_regions(pdev); -err_disable_pci: - pci_disable_device(pdev); - - return err; -} - -static const struct net_device_ops qlge_netdev_ops = { - .ndo_open = qlge_open, - .ndo_stop = qlge_close, - .ndo_start_xmit = qlge_send, - .ndo_change_mtu = qlge_change_mtu, - .ndo_get_stats = qlge_get_stats, - .ndo_set_rx_mode = qlge_set_multicast_list, - .ndo_set_mac_address = qlge_set_mac_address, - .ndo_validate_addr = eth_validate_addr, - .ndo_tx_timeout = qlge_tx_timeout, - .ndo_set_features = qlge_set_features, - .ndo_vlan_rx_add_vid = qlge_vlan_rx_add_vid, - .ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid, -}; - -static void qlge_timer(struct timer_list *t) -{ - struct qlge_adapter *qdev = from_timer(qdev, t, timer); - u32 var = 0; - - var = qlge_read32(qdev, STS); - if (pci_channel_offline(qdev->pdev)) { - netif_err(qdev, ifup, qdev->ndev, "EEH STS = 0x%.08x.\n", var); - return; - } - - mod_timer(&qdev->timer, jiffies + (5 * HZ)); -} - -static const struct devlink_ops qlge_devlink_ops; - -static int qlge_probe(struct pci_dev *pdev, - const struct pci_device_id *pci_entry) -{ - struct qlge_netdev_priv *ndev_priv; - struct qlge_adapter *qdev = NULL; - struct net_device *ndev = NULL; - struct devlink *devlink; - static int cards_found; - int err; - - devlink = devlink_alloc(&qlge_devlink_ops, sizeof(struct qlge_adapter), - &pdev->dev); - if (!devlink) - return -ENOMEM; - - qdev = devlink_priv(devlink); - - ndev = alloc_etherdev_mq(sizeof(struct qlge_netdev_priv), - min(MAX_CPUS, - netif_get_num_default_rss_queues())); - if (!ndev) { - err = -ENOMEM; - goto devlink_free; - } - - ndev_priv = netdev_priv(ndev); - ndev_priv->qdev = qdev; - ndev_priv->ndev = ndev; - qdev->ndev = ndev; - err = qlge_init_device(pdev, qdev, cards_found); - if (err < 0) - goto netdev_free; - - SET_NETDEV_DEV(ndev, &pdev->dev); - ndev->hw_features = NETIF_F_SG | - NETIF_F_IP_CSUM | - NETIF_F_TSO | - NETIF_F_TSO_ECN | - NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_CTAG_RX | - NETIF_F_HW_VLAN_CTAG_FILTER | - NETIF_F_RXCSUM; - ndev->features = ndev->hw_features; - ndev->vlan_features = ndev->hw_features; - /* vlan gets same features (except vlan filter) */ - ndev->vlan_features &= ~(NETIF_F_HW_VLAN_CTAG_FILTER | - NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_CTAG_RX); - - if (test_bit(QL_DMA64, &qdev->flags)) - ndev->features |= NETIF_F_HIGHDMA; - - /* - * Set up net_device structure. - */ - ndev->tx_queue_len = qdev->tx_ring_size; - ndev->irq = pdev->irq; - - ndev->netdev_ops = &qlge_netdev_ops; - ndev->ethtool_ops = &qlge_ethtool_ops; - ndev->watchdog_timeo = 10 * HZ; - - /* MTU range: this driver only supports 1500 or 9000, so this only - * filters out values above or below, and we'll rely on - * qlge_change_mtu to make sure only 1500 or 9000 are allowed - */ - ndev->min_mtu = ETH_DATA_LEN; - ndev->max_mtu = 9000; - - err = register_netdev(ndev); - if (err) { - dev_err(&pdev->dev, "net device registration failed.\n"); - goto cleanup_pdev; - } - - err = qlge_health_create_reporters(qdev); - if (err) - goto unregister_netdev; - - /* Start up the timer to trigger EEH if - * the bus goes dead - */ - timer_setup(&qdev->timer, qlge_timer, TIMER_DEFERRABLE); - mod_timer(&qdev->timer, jiffies + (5 * HZ)); - qlge_link_off(qdev); - qlge_display_dev_info(ndev); - atomic_set(&qdev->lb_count, 0); - cards_found++; - devlink_register(devlink); - return 0; - -unregister_netdev: - unregister_netdev(ndev); -cleanup_pdev: - qlge_release_all(pdev); - pci_disable_device(pdev); -netdev_free: - free_netdev(ndev); -devlink_free: - devlink_free(devlink); - - return err; -} - -netdev_tx_t qlge_lb_send(struct sk_buff *skb, struct net_device *ndev) -{ - return qlge_send(skb, ndev); -} - -int qlge_clean_lb_rx_ring(struct rx_ring *rx_ring, int budget) -{ - return qlge_clean_inbound_rx_ring(rx_ring, budget); -} - -static void qlge_remove(struct pci_dev *pdev) -{ - struct qlge_adapter *qdev = pci_get_drvdata(pdev); - struct net_device *ndev = qdev->ndev; - struct devlink *devlink = priv_to_devlink(qdev); - - devlink_unregister(devlink); - del_timer_sync(&qdev->timer); - qlge_cancel_all_work_sync(qdev); - unregister_netdev(ndev); - qlge_release_all(pdev); - pci_disable_device(pdev); - devlink_health_reporter_destroy(qdev->reporter); - devlink_free(devlink); - free_netdev(ndev); -} - -/* Clean up resources without touching hardware. */ -static void qlge_eeh_close(struct net_device *ndev) -{ - struct qlge_adapter *qdev = netdev_to_qdev(ndev); - int i; - - if (netif_carrier_ok(ndev)) { - netif_carrier_off(ndev); - netif_stop_queue(ndev); - } - - /* Disabling the timer */ - qlge_cancel_all_work_sync(qdev); - - for (i = 0; i < qdev->rss_ring_count; i++) - netif_napi_del(&qdev->rx_ring[i].napi); - - clear_bit(QL_ADAPTER_UP, &qdev->flags); - qlge_tx_ring_clean(qdev); - qlge_free_rx_buffers(qdev); - qlge_release_adapter_resources(qdev); -} - -/* - * This callback is called by the PCI subsystem whenever - * a PCI bus error is detected. - */ -static pci_ers_result_t qlge_io_error_detected(struct pci_dev *pdev, - pci_channel_state_t state) -{ - struct qlge_adapter *qdev = pci_get_drvdata(pdev); - struct net_device *ndev = qdev->ndev; - - switch (state) { - case pci_channel_io_normal: - return PCI_ERS_RESULT_CAN_RECOVER; - case pci_channel_io_frozen: - netif_device_detach(ndev); - del_timer_sync(&qdev->timer); - if (netif_running(ndev)) - qlge_eeh_close(ndev); - pci_disable_device(pdev); - return PCI_ERS_RESULT_NEED_RESET; - case pci_channel_io_perm_failure: - dev_err(&pdev->dev, - "%s: pci_channel_io_perm_failure.\n", __func__); - del_timer_sync(&qdev->timer); - qlge_eeh_close(ndev); - set_bit(QL_EEH_FATAL, &qdev->flags); - return PCI_ERS_RESULT_DISCONNECT; - } - - /* Request a slot reset. */ - return PCI_ERS_RESULT_NEED_RESET; -} - -/* - * This callback is called after the PCI buss has been reset. - * Basically, this tries to restart the card from scratch. - * This is a shortened version of the device probe/discovery code, - * it resembles the first-half of the () routine. - */ -static pci_ers_result_t qlge_io_slot_reset(struct pci_dev *pdev) -{ - struct qlge_adapter *qdev = pci_get_drvdata(pdev); - - pdev->error_state = pci_channel_io_normal; - - pci_restore_state(pdev); - if (pci_enable_device(pdev)) { - netif_err(qdev, ifup, qdev->ndev, - "Cannot re-enable PCI device after reset.\n"); - return PCI_ERS_RESULT_DISCONNECT; - } - pci_set_master(pdev); - - if (qlge_adapter_reset(qdev)) { - netif_err(qdev, drv, qdev->ndev, "reset FAILED!\n"); - set_bit(QL_EEH_FATAL, &qdev->flags); - return PCI_ERS_RESULT_DISCONNECT; - } - - return PCI_ERS_RESULT_RECOVERED; -} - -static void qlge_io_resume(struct pci_dev *pdev) -{ - struct qlge_adapter *qdev = pci_get_drvdata(pdev); - struct net_device *ndev = qdev->ndev; - int err = 0; - - if (netif_running(ndev)) { - err = qlge_open(ndev); - if (err) { - netif_err(qdev, ifup, qdev->ndev, - "Device initialization failed after reset.\n"); - return; - } - } else { - netif_err(qdev, ifup, qdev->ndev, - "Device was not running prior to EEH.\n"); - } - mod_timer(&qdev->timer, jiffies + (5 * HZ)); - netif_device_attach(ndev); -} - -static const struct pci_error_handlers qlge_err_handler = { - .error_detected = qlge_io_error_detected, - .slot_reset = qlge_io_slot_reset, - .resume = qlge_io_resume, -}; - -static int __maybe_unused qlge_suspend(struct device *dev_d) -{ - struct pci_dev *pdev = to_pci_dev(dev_d); - struct qlge_adapter *qdev; - struct net_device *ndev; - int err; - - qdev = pci_get_drvdata(pdev); - ndev = qdev->ndev; - netif_device_detach(ndev); - del_timer_sync(&qdev->timer); - - if (netif_running(ndev)) { - err = qlge_adapter_down(qdev); - if (!err) - return err; - } - - qlge_wol(qdev); - - return 0; -} - -static int __maybe_unused qlge_resume(struct device *dev_d) -{ - struct pci_dev *pdev = to_pci_dev(dev_d); - struct qlge_adapter *qdev; - struct net_device *ndev; - int err; - - qdev = pci_get_drvdata(pdev); - ndev = qdev->ndev; - - pci_set_master(pdev); - - device_wakeup_disable(dev_d); - - if (netif_running(ndev)) { - err = qlge_adapter_up(qdev); - if (err) - return err; - } - - mod_timer(&qdev->timer, jiffies + (5 * HZ)); - netif_device_attach(ndev); - - return 0; -} - -static void qlge_shutdown(struct pci_dev *pdev) -{ - qlge_suspend(&pdev->dev); -} - -static SIMPLE_DEV_PM_OPS(qlge_pm_ops, qlge_suspend, qlge_resume); - -static struct pci_driver qlge_driver = { - .name = DRV_NAME, - .id_table = qlge_pci_tbl, - .probe = qlge_probe, - .remove = qlge_remove, - .driver.pm = &qlge_pm_ops, - .shutdown = qlge_shutdown, - .err_handler = &qlge_err_handler -}; - -module_pci_driver(qlge_driver); diff --git a/drivers/staging/qlge/qlge_mpi.c b/drivers/staging/qlge/qlge_mpi.c deleted file mode 100644 index 96a4de6d2b34..000000000000 --- a/drivers/staging/qlge/qlge_mpi.c +++ /dev/null @@ -1,1273 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include "qlge.h" - -int qlge_unpause_mpi_risc(struct qlge_adapter *qdev) -{ - u32 tmp; - - /* Un-pause the RISC */ - tmp = qlge_read32(qdev, CSR); - if (!(tmp & CSR_RP)) - return -EIO; - - qlge_write32(qdev, CSR, CSR_CMD_CLR_PAUSE); - return 0; -} - -int qlge_pause_mpi_risc(struct qlge_adapter *qdev) -{ - u32 tmp; - int count; - - /* Pause the RISC */ - qlge_write32(qdev, CSR, CSR_CMD_SET_PAUSE); - for (count = UDELAY_COUNT; count; count--) { - tmp = qlge_read32(qdev, CSR); - if (tmp & CSR_RP) - break; - mdelay(UDELAY_DELAY); - } - return (count == 0) ? -ETIMEDOUT : 0; -} - -int qlge_hard_reset_mpi_risc(struct qlge_adapter *qdev) -{ - u32 tmp; - int count; - - /* Reset the RISC */ - qlge_write32(qdev, CSR, CSR_CMD_SET_RST); - for (count = UDELAY_COUNT; count; count--) { - tmp = qlge_read32(qdev, CSR); - if (tmp & CSR_RR) { - qlge_write32(qdev, CSR, CSR_CMD_CLR_RST); - break; - } - mdelay(UDELAY_DELAY); - } - return (count == 0) ? -ETIMEDOUT : 0; -} - -int qlge_read_mpi_reg(struct qlge_adapter *qdev, u32 reg, u32 *data) -{ - int status; - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, PROC_ADDR, PROC_ADDR_RDY, PROC_ADDR_ERR); - if (status) - goto exit; - /* set up for reg read */ - qlge_write32(qdev, PROC_ADDR, reg | PROC_ADDR_R); - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, PROC_ADDR, PROC_ADDR_RDY, PROC_ADDR_ERR); - if (status) - goto exit; - /* get the data */ - *data = qlge_read32(qdev, PROC_DATA); -exit: - return status; -} - -int qlge_write_mpi_reg(struct qlge_adapter *qdev, u32 reg, u32 data) -{ - int status = 0; - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, PROC_ADDR, PROC_ADDR_RDY, PROC_ADDR_ERR); - if (status) - goto exit; - /* write the data to the data reg */ - qlge_write32(qdev, PROC_DATA, data); - /* trigger the write */ - qlge_write32(qdev, PROC_ADDR, reg); - /* wait for reg to come ready */ - status = qlge_wait_reg_rdy(qdev, PROC_ADDR, PROC_ADDR_RDY, PROC_ADDR_ERR); - if (status) - goto exit; -exit: - return status; -} - -int qlge_soft_reset_mpi_risc(struct qlge_adapter *qdev) -{ - return qlge_write_mpi_reg(qdev, 0x00001010, 1); -} - -/* Determine if we are in charge of the firmware. If - * we are the lower of the 2 NIC pcie functions, or if - * we are the higher function and the lower function - * is not enabled. - */ -int qlge_own_firmware(struct qlge_adapter *qdev) -{ - u32 temp; - - /* If we are the lower of the 2 NIC functions - * on the chip the we are responsible for - * core dump and firmware reset after an error. - */ - if (qdev->func < qdev->alt_func) - return 1; - - /* If we are the higher of the 2 NIC functions - * on the chip and the lower function is not - * enabled, then we are responsible for - * core dump and firmware reset after an error. - */ - temp = qlge_read32(qdev, STS); - if (!(temp & (1 << (8 + qdev->alt_func)))) - return 1; - - return 0; -} - -static int qlge_get_mb_sts(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int i, status; - - status = qlge_sem_spinlock(qdev, SEM_PROC_REG_MASK); - if (status) - return -EBUSY; - for (i = 0; i < mbcp->out_count; i++) { - status = - qlge_read_mpi_reg(qdev, qdev->mailbox_out + i, - &mbcp->mbox_out[i]); - if (status) { - netif_err(qdev, drv, qdev->ndev, "Failed mailbox read.\n"); - break; - } - } - qlge_sem_unlock(qdev, SEM_PROC_REG_MASK); /* does flush too */ - return status; -} - -/* Wait for a single mailbox command to complete. - * Returns zero on success. - */ -static int qlge_wait_mbx_cmd_cmplt(struct qlge_adapter *qdev) -{ - int count; - u32 value; - - for (count = 100; count; count--) { - value = qlge_read32(qdev, STS); - if (value & STS_PI) - return 0; - mdelay(UDELAY_DELAY); /* 100ms */ - } - return -ETIMEDOUT; -} - -/* Execute a single mailbox command. - * Caller must hold PROC_ADDR semaphore. - */ -static int qlge_exec_mb_cmd(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int i, status; - - /* - * Make sure there's nothing pending. - * This shouldn't happen. - */ - if (qlge_read32(qdev, CSR) & CSR_HRI) - return -EIO; - - status = qlge_sem_spinlock(qdev, SEM_PROC_REG_MASK); - if (status) - return status; - - /* - * Fill the outbound mailboxes. - */ - for (i = 0; i < mbcp->in_count; i++) { - status = qlge_write_mpi_reg(qdev, qdev->mailbox_in + i, - mbcp->mbox_in[i]); - if (status) - goto end; - } - /* - * Wake up the MPI firmware. - */ - qlge_write32(qdev, CSR, CSR_CMD_SET_H2R_INT); -end: - qlge_sem_unlock(qdev, SEM_PROC_REG_MASK); - return status; -} - -/* We are being asked by firmware to accept - * a change to the port. This is only - * a change to max frame sizes (Tx/Rx), pause - * parameters, or loopback mode. We wake up a worker - * to handler processing this since a mailbox command - * will need to be sent to ACK the request. - */ -static int qlge_idc_req_aen(struct qlge_adapter *qdev) -{ - int status; - struct mbox_params *mbcp = &qdev->idc_mbc; - - netif_err(qdev, drv, qdev->ndev, "Enter!\n"); - /* Get the status data and start up a thread to - * handle the request. - */ - mbcp->out_count = 4; - status = qlge_get_mb_sts(qdev, mbcp); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Could not read MPI, resetting ASIC!\n"); - qlge_queue_asic_error(qdev); - } else { - /* Begin polled mode early so - * we don't get another interrupt - * when we leave mpi_worker. - */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16)); - queue_delayed_work(qdev->workqueue, &qdev->mpi_idc_work, 0); - } - return status; -} - -/* Process an inter-device event completion. - * If good, signal the caller's completion. - */ -static int qlge_idc_cmplt_aen(struct qlge_adapter *qdev) -{ - int status; - struct mbox_params *mbcp = &qdev->idc_mbc; - - mbcp->out_count = 4; - status = qlge_get_mb_sts(qdev, mbcp); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Could not read MPI, resetting RISC!\n"); - qlge_queue_fw_error(qdev); - } else { - /* Wake up the sleeping mpi_idc_work thread that is - * waiting for this event. - */ - complete(&qdev->ide_completion); - } - return status; -} - -static void qlge_link_up(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - - mbcp->out_count = 2; - - status = qlge_get_mb_sts(qdev, mbcp); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "%s: Could not get mailbox status.\n", __func__); - return; - } - - qdev->link_status = mbcp->mbox_out[1]; - netif_err(qdev, drv, qdev->ndev, "Link Up.\n"); - - /* If we're coming back from an IDC event - * then set up the CAM and frame routing. - */ - if (test_bit(QL_CAM_RT_SET, &qdev->flags)) { - status = qlge_cam_route_initialize(qdev); - if (status) { - netif_err(qdev, ifup, qdev->ndev, - "Failed to init CAM/Routing tables.\n"); - return; - } - clear_bit(QL_CAM_RT_SET, &qdev->flags); - } - - /* Queue up a worker to check the frame - * size information, and fix it if it's not - * to our liking. - */ - if (!test_bit(QL_PORT_CFG, &qdev->flags)) { - netif_err(qdev, drv, qdev->ndev, "Queue Port Config Worker!\n"); - set_bit(QL_PORT_CFG, &qdev->flags); - /* Begin polled mode early so - * we don't get another interrupt - * when we leave mpi_worker dpc. - */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16)); - queue_delayed_work(qdev->workqueue, - &qdev->mpi_port_cfg_work, 0); - } - - qlge_link_on(qdev); -} - -static void qlge_link_down(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - - mbcp->out_count = 3; - - status = qlge_get_mb_sts(qdev, mbcp); - if (status) - netif_err(qdev, drv, qdev->ndev, "Link down AEN broken!\n"); - - qlge_link_off(qdev); -} - -static int qlge_sfp_in(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - - mbcp->out_count = 5; - - status = qlge_get_mb_sts(qdev, mbcp); - if (status) - netif_err(qdev, drv, qdev->ndev, "SFP in AEN broken!\n"); - else - netif_err(qdev, drv, qdev->ndev, "SFP insertion detected.\n"); - - return status; -} - -static int qlge_sfp_out(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - - mbcp->out_count = 1; - - status = qlge_get_mb_sts(qdev, mbcp); - if (status) - netif_err(qdev, drv, qdev->ndev, "SFP out AEN broken!\n"); - else - netif_err(qdev, drv, qdev->ndev, "SFP removal detected.\n"); - - return status; -} - -static int qlge_aen_lost(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - - mbcp->out_count = 6; - - status = qlge_get_mb_sts(qdev, mbcp); - if (status) { - netif_err(qdev, drv, qdev->ndev, "Lost AEN broken!\n"); - } else { - int i; - - netif_err(qdev, drv, qdev->ndev, "Lost AEN detected.\n"); - for (i = 0; i < mbcp->out_count; i++) - netif_err(qdev, drv, qdev->ndev, "mbox_out[%d] = 0x%.08x.\n", - i, mbcp->mbox_out[i]); - } - - return status; -} - -static void qlge_init_fw_done(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - - mbcp->out_count = 2; - - status = qlge_get_mb_sts(qdev, mbcp); - if (status) { - netif_err(qdev, drv, qdev->ndev, "Firmware did not initialize!\n"); - } else { - netif_err(qdev, drv, qdev->ndev, "Firmware Revision = 0x%.08x.\n", - mbcp->mbox_out[1]); - qdev->fw_rev_id = mbcp->mbox_out[1]; - status = qlge_cam_route_initialize(qdev); - if (status) - netif_err(qdev, ifup, qdev->ndev, - "Failed to init CAM/Routing tables.\n"); - } -} - -/* Process an async event and clear it unless it's an - * error condition. - * This can get called iteratively from the mpi_work thread - * when events arrive via an interrupt. - * It also gets called when a mailbox command is polling for - * it's completion. - */ -static int qlge_mpi_handler(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - int orig_count = mbcp->out_count; - - /* Just get mailbox zero for now. */ - mbcp->out_count = 1; - status = qlge_get_mb_sts(qdev, mbcp); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Could not read MPI, resetting ASIC!\n"); - qlge_queue_asic_error(qdev); - goto end; - } - - switch (mbcp->mbox_out[0]) { - /* This case is only active when we arrive here - * as a result of issuing a mailbox command to - * the firmware. - */ - case MB_CMD_STS_INTRMDT: - case MB_CMD_STS_GOOD: - case MB_CMD_STS_INVLD_CMD: - case MB_CMD_STS_XFC_ERR: - case MB_CMD_STS_CSUM_ERR: - case MB_CMD_STS_ERR: - case MB_CMD_STS_PARAM_ERR: - /* We can only get mailbox status if we're polling from an - * unfinished command. Get the rest of the status data and - * return back to the caller. - * We only end up here when we're polling for a mailbox - * command completion. - */ - mbcp->out_count = orig_count; - status = qlge_get_mb_sts(qdev, mbcp); - return status; - - /* We are being asked by firmware to accept - * a change to the port. This is only - * a change to max frame sizes (Tx/Rx), pause - * parameters, or loopback mode. - */ - case AEN_IDC_REQ: - status = qlge_idc_req_aen(qdev); - break; - - /* Process and inbound IDC event. - * This will happen when we're trying to - * change tx/rx max frame size, change pause - * parameters or loopback mode. - */ - case AEN_IDC_CMPLT: - case AEN_IDC_EXT: - status = qlge_idc_cmplt_aen(qdev); - break; - - case AEN_LINK_UP: - qlge_link_up(qdev, mbcp); - break; - - case AEN_LINK_DOWN: - qlge_link_down(qdev, mbcp); - break; - - case AEN_FW_INIT_DONE: - /* If we're in process on executing the firmware, - * then convert the status to normal mailbox status. - */ - if (mbcp->mbox_in[0] == MB_CMD_EX_FW) { - mbcp->out_count = orig_count; - status = qlge_get_mb_sts(qdev, mbcp); - mbcp->mbox_out[0] = MB_CMD_STS_GOOD; - return status; - } - qlge_init_fw_done(qdev, mbcp); - break; - - case AEN_AEN_SFP_IN: - qlge_sfp_in(qdev, mbcp); - break; - - case AEN_AEN_SFP_OUT: - qlge_sfp_out(qdev, mbcp); - break; - - /* This event can arrive at boot time or after an - * MPI reset if the firmware failed to initialize. - */ - case AEN_FW_INIT_FAIL: - /* If we're in process on executing the firmware, - * then convert the status to normal mailbox status. - */ - if (mbcp->mbox_in[0] == MB_CMD_EX_FW) { - mbcp->out_count = orig_count; - status = qlge_get_mb_sts(qdev, mbcp); - mbcp->mbox_out[0] = MB_CMD_STS_ERR; - return status; - } - netif_err(qdev, drv, qdev->ndev, - "Firmware initialization failed.\n"); - status = -EIO; - qlge_queue_fw_error(qdev); - break; - - case AEN_SYS_ERR: - netif_err(qdev, drv, qdev->ndev, "System Error.\n"); - qlge_queue_fw_error(qdev); - status = -EIO; - break; - - case AEN_AEN_LOST: - qlge_aen_lost(qdev, mbcp); - break; - - case AEN_DCBX_CHG: - /* Need to support AEN 8110 */ - break; - default: - netif_err(qdev, drv, qdev->ndev, - "Unsupported AE %.08x.\n", mbcp->mbox_out[0]); - /* Clear the MPI firmware status. */ - } -end: - qlge_write32(qdev, CSR, CSR_CMD_CLR_R2PCI_INT); - /* Restore the original mailbox count to - * what the caller asked for. This can get - * changed when a mailbox command is waiting - * for a response and an AEN arrives and - * is handled. - */ - mbcp->out_count = orig_count; - return status; -} - -/* Execute a single mailbox command. - * mbcp is a pointer to an array of u32. Each - * element in the array contains the value for it's - * respective mailbox register. - */ -static int qlge_mailbox_command(struct qlge_adapter *qdev, struct mbox_params *mbcp) -{ - int status; - unsigned long count; - - mutex_lock(&qdev->mpi_mutex); - - /* Begin polled mode for MPI */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16)); - - /* Load the mailbox registers and wake up MPI RISC. */ - status = qlge_exec_mb_cmd(qdev, mbcp); - if (status) - goto end; - - /* If we're generating a system error, then there's nothing - * to wait for. - */ - if (mbcp->mbox_in[0] == MB_CMD_MAKE_SYS_ERR) - goto end; - - /* Wait for the command to complete. We loop - * here because some AEN might arrive while - * we're waiting for the mailbox command to - * complete. If more than 5 seconds expire we can - * assume something is wrong. - */ - count = jiffies + HZ * MAILBOX_TIMEOUT; - do { - /* Wait for the interrupt to come in. */ - status = qlge_wait_mbx_cmd_cmplt(qdev); - if (status) - continue; - - /* Process the event. If it's an AEN, it - * will be handled in-line or a worker - * will be spawned. If it's our completion - * we will catch it below. - */ - status = qlge_mpi_handler(qdev, mbcp); - if (status) - goto end; - - /* It's either the completion for our mailbox - * command complete or an AEN. If it's our - * completion then get out. - */ - if (((mbcp->mbox_out[0] & 0x0000f000) == - MB_CMD_STS_GOOD) || - ((mbcp->mbox_out[0] & 0x0000f000) == - MB_CMD_STS_INTRMDT)) - goto done; - } while (time_before(jiffies, count)); - - netif_err(qdev, drv, qdev->ndev, - "Timed out waiting for mailbox complete.\n"); - status = -ETIMEDOUT; - goto end; - -done: - - /* Now we can clear the interrupt condition - * and look at our status. - */ - qlge_write32(qdev, CSR, CSR_CMD_CLR_R2PCI_INT); - - if (((mbcp->mbox_out[0] & 0x0000f000) != - MB_CMD_STS_GOOD) && - ((mbcp->mbox_out[0] & 0x0000f000) != - MB_CMD_STS_INTRMDT)) { - status = -EIO; - } -end: - /* End polled mode for MPI */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI); - mutex_unlock(&qdev->mpi_mutex); - return status; -} - -/* Get MPI firmware version. This will be used for - * driver banner and for ethtool info. - * Returns zero on success. - */ -int qlge_mb_about_fw(struct qlge_adapter *qdev) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status = 0; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 1; - mbcp->out_count = 3; - - mbcp->mbox_in[0] = MB_CMD_ABOUT_FW; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, - "Failed about firmware command\n"); - status = -EIO; - } - - /* Store the firmware version */ - qdev->fw_rev_id = mbcp->mbox_out[1]; - - return status; -} - -/* Get functional state for MPI firmware. - * Returns zero on success. - */ -int qlge_mb_get_fw_state(struct qlge_adapter *qdev) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status = 0; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 1; - mbcp->out_count = 2; - - mbcp->mbox_in[0] = MB_CMD_GET_FW_STATE; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, - "Failed Get Firmware State.\n"); - status = -EIO; - } - - /* If bit zero is set in mbx 1 then the firmware is - * running, but not initialized. This should never - * happen. - */ - if (mbcp->mbox_out[1] & 1) { - netif_err(qdev, drv, qdev->ndev, - "Firmware waiting for initialization.\n"); - status = -EIO; - } - - return status; -} - -/* Send and ACK mailbox command to the firmware to - * let it continue with the change. - */ -static int qlge_mb_idc_ack(struct qlge_adapter *qdev) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status = 0; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 5; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_IDC_ACK; - mbcp->mbox_in[1] = qdev->idc_mbc.mbox_out[1]; - mbcp->mbox_in[2] = qdev->idc_mbc.mbox_out[2]; - mbcp->mbox_in[3] = qdev->idc_mbc.mbox_out[3]; - mbcp->mbox_in[4] = qdev->idc_mbc.mbox_out[4]; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, "Failed IDC ACK send.\n"); - status = -EIO; - } - return status; -} - -/* Get link settings and maximum frame size settings - * for the current port. - * Most likely will block. - */ -int qlge_mb_set_port_cfg(struct qlge_adapter *qdev) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status = 0; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 3; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_SET_PORT_CFG; - mbcp->mbox_in[1] = qdev->link_config; - mbcp->mbox_in[2] = qdev->max_frame_size; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] == MB_CMD_STS_INTRMDT) { - netif_err(qdev, drv, qdev->ndev, - "Port Config sent, wait for IDC.\n"); - } else if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, - "Failed Set Port Configuration.\n"); - status = -EIO; - } - return status; -} - -static int qlge_mb_dump_ram(struct qlge_adapter *qdev, u64 req_dma, u32 addr, - u32 size) -{ - int status = 0; - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 9; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_DUMP_RISC_RAM; - mbcp->mbox_in[1] = LSW(addr); - mbcp->mbox_in[2] = MSW(req_dma); - mbcp->mbox_in[3] = LSW(req_dma); - mbcp->mbox_in[4] = MSW(size); - mbcp->mbox_in[5] = LSW(size); - mbcp->mbox_in[6] = MSW(MSD(req_dma)); - mbcp->mbox_in[7] = LSW(MSD(req_dma)); - mbcp->mbox_in[8] = MSW(addr); - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, "Failed to dump risc RAM.\n"); - status = -EIO; - } - return status; -} - -/* Issue a mailbox command to dump RISC RAM. */ -int qlge_dump_risc_ram_area(struct qlge_adapter *qdev, void *buf, - u32 ram_addr, int word_count) -{ - int status; - char *my_buf; - dma_addr_t buf_dma; - - my_buf = dma_alloc_coherent(&qdev->pdev->dev, - word_count * sizeof(u32), &buf_dma, - GFP_ATOMIC); - if (!my_buf) - return -EIO; - - status = qlge_mb_dump_ram(qdev, buf_dma, ram_addr, word_count); - if (!status) - memcpy(buf, my_buf, word_count * sizeof(u32)); - - dma_free_coherent(&qdev->pdev->dev, word_count * sizeof(u32), my_buf, - buf_dma); - return status; -} - -/* Get link settings and maximum frame size settings - * for the current port. - * Most likely will block. - */ -int qlge_mb_get_port_cfg(struct qlge_adapter *qdev) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status = 0; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 1; - mbcp->out_count = 3; - - mbcp->mbox_in[0] = MB_CMD_GET_PORT_CFG; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, - "Failed Get Port Configuration.\n"); - status = -EIO; - } else { - netif_printk(qdev, drv, KERN_DEBUG, qdev->ndev, - "Passed Get Port Configuration.\n"); - qdev->link_config = mbcp->mbox_out[1]; - qdev->max_frame_size = mbcp->mbox_out[2]; - } - return status; -} - -int qlge_mb_wol_mode(struct qlge_adapter *qdev, u32 wol) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 2; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_SET_WOL_MODE; - mbcp->mbox_in[1] = wol; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, "Failed to set WOL mode.\n"); - status = -EIO; - } - return status; -} - -int qlge_mb_wol_set_magic(struct qlge_adapter *qdev, u32 enable_wol) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status; - const u8 *addr = qdev->ndev->dev_addr; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 8; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_SET_WOL_MAGIC; - if (enable_wol) { - mbcp->mbox_in[1] = (u32)addr[0]; - mbcp->mbox_in[2] = (u32)addr[1]; - mbcp->mbox_in[3] = (u32)addr[2]; - mbcp->mbox_in[4] = (u32)addr[3]; - mbcp->mbox_in[5] = (u32)addr[4]; - mbcp->mbox_in[6] = (u32)addr[5]; - mbcp->mbox_in[7] = 0; - } else { - mbcp->mbox_in[1] = 0; - mbcp->mbox_in[2] = 1; - mbcp->mbox_in[3] = 1; - mbcp->mbox_in[4] = 1; - mbcp->mbox_in[5] = 1; - mbcp->mbox_in[6] = 1; - mbcp->mbox_in[7] = 0; - } - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, "Failed to set WOL mode.\n"); - status = -EIO; - } - return status; -} - -/* IDC - Inter Device Communication... - * Some firmware commands require consent of adjacent FCOE - * function. This function waits for the OK, or a - * counter-request for a little more time.i - * The firmware will complete the request if the other - * function doesn't respond. - */ -static int qlge_idc_wait(struct qlge_adapter *qdev) -{ - int status = -ETIMEDOUT; - struct mbox_params *mbcp = &qdev->idc_mbc; - long wait_time; - - for (wait_time = 1 * HZ; wait_time;) { - /* Wait here for the command to complete - * via the IDC process. - */ - wait_time = - wait_for_completion_timeout(&qdev->ide_completion, - wait_time); - if (!wait_time) { - netif_err(qdev, drv, qdev->ndev, "IDC Timeout.\n"); - break; - } - /* Now examine the response from the IDC process. - * We might have a good completion or a request for - * more wait time. - */ - if (mbcp->mbox_out[0] == AEN_IDC_EXT) { - netif_err(qdev, drv, qdev->ndev, - "IDC Time Extension from function.\n"); - wait_time += (mbcp->mbox_out[1] >> 8) & 0x0000000f; - } else if (mbcp->mbox_out[0] == AEN_IDC_CMPLT) { - netif_err(qdev, drv, qdev->ndev, "IDC Success.\n"); - status = 0; - break; - } else { - netif_err(qdev, drv, qdev->ndev, - "IDC: Invalid State 0x%.04x.\n", - mbcp->mbox_out[0]); - status = -EIO; - break; - } - } - - return status; -} - -int qlge_mb_set_led_cfg(struct qlge_adapter *qdev, u32 led_config) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 2; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_SET_LED_CFG; - mbcp->mbox_in[1] = led_config; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, - "Failed to set LED Configuration.\n"); - status = -EIO; - } - - return status; -} - -int qlge_mb_get_led_cfg(struct qlge_adapter *qdev) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 1; - mbcp->out_count = 2; - - mbcp->mbox_in[0] = MB_CMD_GET_LED_CFG; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) { - netif_err(qdev, drv, qdev->ndev, - "Failed to get LED Configuration.\n"); - status = -EIO; - } else { - qdev->led_config = mbcp->mbox_out[1]; - } - return status; -} - -int qlge_mb_set_mgmnt_traffic_ctl(struct qlge_adapter *qdev, u32 control) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status; - - memset(mbcp, 0, sizeof(struct mbox_params)); - - mbcp->in_count = 1; - mbcp->out_count = 2; - - mbcp->mbox_in[0] = MB_CMD_SET_MGMNT_TFK_CTL; - mbcp->mbox_in[1] = control; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD) - return status; - - if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) { - netif_err(qdev, drv, qdev->ndev, - "Command not supported by firmware.\n"); - status = -EINVAL; - } else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) { - /* This indicates that the firmware is - * already in the state we are trying to - * change it to. - */ - netif_err(qdev, drv, qdev->ndev, - "Command parameters make no change.\n"); - } - return status; -} - -/* Returns a negative error code or the mailbox command status. */ -static int qlge_mb_get_mgmnt_traffic_ctl(struct qlge_adapter *qdev, u32 *control) -{ - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int status; - - memset(mbcp, 0, sizeof(struct mbox_params)); - *control = 0; - - mbcp->in_count = 1; - mbcp->out_count = 1; - - mbcp->mbox_in[0] = MB_CMD_GET_MGMNT_TFK_CTL; - - status = qlge_mailbox_command(qdev, mbcp); - if (status) - return status; - - if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD) { - *control = mbcp->mbox_in[1]; - return status; - } - - if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) { - netif_err(qdev, drv, qdev->ndev, - "Command not supported by firmware.\n"); - status = -EINVAL; - } else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) { - netif_err(qdev, drv, qdev->ndev, - "Failed to get MPI traffic control.\n"); - status = -EIO; - } - return status; -} - -int qlge_wait_fifo_empty(struct qlge_adapter *qdev) -{ - int count; - u32 mgmnt_fifo_empty; - u32 nic_fifo_empty; - - for (count = 6; count; count--) { - nic_fifo_empty = qlge_read32(qdev, STS) & STS_NFE; - qlge_mb_get_mgmnt_traffic_ctl(qdev, &mgmnt_fifo_empty); - mgmnt_fifo_empty &= MB_GET_MPI_TFK_FIFO_EMPTY; - if (nic_fifo_empty && mgmnt_fifo_empty) - return 0; - msleep(100); - } - return -ETIMEDOUT; -} - -/* API called in work thread context to set new TX/RX - * maximum frame size values to match MTU. - */ -static int qlge_set_port_cfg(struct qlge_adapter *qdev) -{ - int status; - - status = qlge_mb_set_port_cfg(qdev); - if (status) - return status; - status = qlge_idc_wait(qdev); - return status; -} - -/* The following routines are worker threads that process - * events that may sleep waiting for completion. - */ - -/* This thread gets the maximum TX and RX frame size values - * from the firmware and, if necessary, changes them to match - * the MTU setting. - */ -void qlge_mpi_port_cfg_work(struct work_struct *work) -{ - struct qlge_adapter *qdev = - container_of(work, struct qlge_adapter, mpi_port_cfg_work.work); - int status; - - status = qlge_mb_get_port_cfg(qdev); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Bug: Failed to get port config data.\n"); - goto err; - } - - if (qdev->link_config & CFG_JUMBO_FRAME_SIZE && - qdev->max_frame_size == CFG_DEFAULT_MAX_FRAME_SIZE) - goto end; - - qdev->link_config |= CFG_JUMBO_FRAME_SIZE; - qdev->max_frame_size = CFG_DEFAULT_MAX_FRAME_SIZE; - status = qlge_set_port_cfg(qdev); - if (status) { - netif_err(qdev, drv, qdev->ndev, - "Bug: Failed to set port config data.\n"); - goto err; - } -end: - clear_bit(QL_PORT_CFG, &qdev->flags); - return; -err: - qlge_queue_fw_error(qdev); - goto end; -} - -/* Process an inter-device request. This is issues by - * the firmware in response to another function requesting - * a change to the port. We set a flag to indicate a change - * has been made and then send a mailbox command ACKing - * the change request. - */ -void qlge_mpi_idc_work(struct work_struct *work) -{ - struct qlge_adapter *qdev = - container_of(work, struct qlge_adapter, mpi_idc_work.work); - int status; - struct mbox_params *mbcp = &qdev->idc_mbc; - u32 aen; - int timeout; - - aen = mbcp->mbox_out[1] >> 16; - timeout = (mbcp->mbox_out[1] >> 8) & 0xf; - - switch (aen) { - default: - netif_err(qdev, drv, qdev->ndev, - "Bug: Unhandled IDC action.\n"); - break; - case MB_CMD_PORT_RESET: - case MB_CMD_STOP_FW: - qlge_link_off(qdev); - fallthrough; - case MB_CMD_SET_PORT_CFG: - /* Signal the resulting link up AEN - * that the frame routing and mac addr - * needs to be set. - */ - set_bit(QL_CAM_RT_SET, &qdev->flags); - /* Do ACK if required */ - if (timeout) { - status = qlge_mb_idc_ack(qdev); - if (status) - netif_err(qdev, drv, qdev->ndev, - "Bug: No pending IDC!\n"); - } else { - netif_printk(qdev, drv, KERN_DEBUG, qdev->ndev, - "IDC ACK not required\n"); - status = 0; /* success */ - } - break; - - /* These sub-commands issued by another (FCoE) - * function are requesting to do an operation - * on the shared resource (MPI environment). - * We currently don't issue these so we just - * ACK the request. - */ - case MB_CMD_IOP_RESTART_MPI: - case MB_CMD_IOP_PREP_LINK_DOWN: - /* Drop the link, reload the routing - * table when link comes up. - */ - qlge_link_off(qdev); - set_bit(QL_CAM_RT_SET, &qdev->flags); - fallthrough; - case MB_CMD_IOP_DVR_START: - case MB_CMD_IOP_FLASH_ACC: - case MB_CMD_IOP_CORE_DUMP_MPI: - case MB_CMD_IOP_PREP_UPDATE_MPI: - case MB_CMD_IOP_COMP_UPDATE_MPI: - case MB_CMD_IOP_NONE: /* an IDC without params */ - /* Do ACK if required */ - if (timeout) { - status = qlge_mb_idc_ack(qdev); - if (status) - netif_err(qdev, drv, qdev->ndev, - "Bug: No pending IDC!\n"); - } else { - netif_printk(qdev, drv, KERN_DEBUG, qdev->ndev, - "IDC ACK not required\n"); - status = 0; /* success */ - } - break; - } -} - -void qlge_mpi_work(struct work_struct *work) -{ - struct qlge_adapter *qdev = - container_of(work, struct qlge_adapter, mpi_work.work); - struct mbox_params mbc; - struct mbox_params *mbcp = &mbc; - int err = 0; - - mutex_lock(&qdev->mpi_mutex); - /* Begin polled mode for MPI */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16)); - - while (qlge_read32(qdev, STS) & STS_PI) { - memset(mbcp, 0, sizeof(struct mbox_params)); - mbcp->out_count = 1; - /* Don't continue if an async event - * did not complete properly. - */ - err = qlge_mpi_handler(qdev, mbcp); - if (err) - break; - } - - /* End polled mode for MPI */ - qlge_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI); - mutex_unlock(&qdev->mpi_mutex); -} - -void qlge_mpi_reset_work(struct work_struct *work) -{ - struct qlge_adapter *qdev = - container_of(work, struct qlge_adapter, mpi_reset_work.work); - cancel_delayed_work_sync(&qdev->mpi_work); - cancel_delayed_work_sync(&qdev->mpi_port_cfg_work); - cancel_delayed_work_sync(&qdev->mpi_idc_work); - /* If we're not the dominant NIC function, - * then there is nothing to do. - */ - if (!qlge_own_firmware(qdev)) { - netif_err(qdev, drv, qdev->ndev, "Don't own firmware!\n"); - return; - } - - qlge_soft_reset_mpi_risc(qdev); -} |