1 files changed, 321 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_hw.h b/drivers/net/ethernet/intel/igc/igc_hw.h
new file mode 100644
index 000000000000..c50414f48f0d
--- /dev/null
+++ b/drivers/net/ethernet/intel/igc/igc_hw.h
@@ -0,0 +1,321 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c)  2018 Intel Corporation */
+
+#ifndef _IGC_HW_H_
+#define _IGC_HW_H_
+
+#include <linux/types.h>
+#include <linux/if_ether.h>
+#include <linux/netdevice.h>
+
+#include "igc_regs.h"
+#include "igc_defines.h"
+#include "igc_mac.h"
+#include "igc_phy.h"
+#include "igc_nvm.h"
+#include "igc_i225.h"
+#include "igc_base.h"
+
+#define IGC_DEV_ID_I225_LM			0x15F2
+#define IGC_DEV_ID_I225_V			0x15F3
+
+#define IGC_FUNC_0				0
+
+/* Function pointers for the MAC. */
+struct igc_mac_operations {
+	s32 (*check_for_link)(struct igc_hw *hw);
+	s32 (*reset_hw)(struct igc_hw *hw);
+	s32 (*init_hw)(struct igc_hw *hw);
+	s32 (*setup_physical_interface)(struct igc_hw *hw);
+	void (*rar_set)(struct igc_hw *hw, u8 *address, u32 index);
+	s32 (*read_mac_addr)(struct igc_hw *hw);
+	s32 (*get_speed_and_duplex)(struct igc_hw *hw, u16 *speed,
+				    u16 *duplex);
+	s32 (*acquire_swfw_sync)(struct igc_hw *hw, u16 mask);
+	void (*release_swfw_sync)(struct igc_hw *hw, u16 mask);
+};
+
+enum igc_mac_type {
+	igc_undefined = 0,
+	igc_i225,
+	igc_num_macs  /* List is 1-based, so subtract 1 for true count. */
+};
+
+enum igc_phy_type {
+	igc_phy_unknown = 0,
+	igc_phy_none,
+	igc_phy_i225,
+};
+
+enum igc_media_type {
+	igc_media_type_unknown = 0,
+	igc_media_type_copper = 1,
+	igc_num_media_types
+};
+
+enum igc_nvm_type {
+	igc_nvm_unknown = 0,
+	igc_nvm_flash_hw,
+	igc_nvm_invm,
+};
+
+struct igc_info {
+	s32 (*get_invariants)(struct igc_hw *hw);
+	struct igc_mac_operations *mac_ops;
+	const struct igc_phy_operations *phy_ops;
+	struct igc_nvm_operations *nvm_ops;
+};
+
+extern const struct igc_info igc_base_info;
+
+struct igc_mac_info {
+	struct igc_mac_operations ops;
+
+	u8 addr[ETH_ALEN];
+	u8 perm_addr[ETH_ALEN];
+
+	enum igc_mac_type type;
+
+	u32 collision_delta;
+	u32 ledctl_default;
+	u32 ledctl_mode1;
+	u32 ledctl_mode2;
+	u32 mc_filter_type;
+	u32 tx_packet_delta;
+	u32 txcw;
+
+	u16 mta_reg_count;
+	u16 uta_reg_count;
+
+	u16 rar_entry_count;
+
+	u8 forced_speed_duplex;
+
+	bool adaptive_ifs;
+	bool has_fwsm;
+	bool asf_firmware_present;
+	bool arc_subsystem_valid;
+
+	bool autoneg;
+	bool autoneg_failed;
+	bool get_link_status;
+};
+
+struct igc_nvm_operations {
+	s32 (*acquire)(struct igc_hw *hw);
+	s32 (*read)(struct igc_hw *hw, u16 offset, u16 i, u16 *data);
+	void (*release)(struct igc_hw *hw);
+	s32 (*write)(struct igc_hw *hw, u16 offset, u16 i, u16 *data);
+	s32 (*update)(struct igc_hw *hw);
+	s32 (*validate)(struct igc_hw *hw);
+	s32 (*valid_led_default)(struct igc_hw *hw, u16 *data);
+};
+
+struct igc_phy_operations {
+	s32 (*acquire)(struct igc_hw *hw);
+	s32 (*check_polarity)(struct igc_hw *hw);
+	s32 (*check_reset_block)(struct igc_hw *hw);
+	s32 (*force_speed_duplex)(struct igc_hw *hw);
+	s32 (*get_cfg_done)(struct igc_hw *hw);
+	s32 (*get_cable_length)(struct igc_hw *hw);
+	s32 (*get_phy_info)(struct igc_hw *hw);
+	s32 (*read_reg)(struct igc_hw *hw, u32 address, u16 *data);
+	void (*release)(struct igc_hw *hw);
+	s32 (*reset)(struct igc_hw *hw);
+	s32 (*write_reg)(struct igc_hw *hw, u32 address, u16 data);
+};
+
+struct igc_nvm_info {
+	struct igc_nvm_operations ops;
+	enum igc_nvm_type type;
+
+	u32 flash_bank_size;
+	u32 flash_base_addr;
+
+	u16 word_size;
+	u16 delay_usec;
+	u16 address_bits;
+	u16 opcode_bits;
+	u16 page_size;
+};
+
+struct igc_phy_info {
+	struct igc_phy_operations ops;
+
+	enum igc_phy_type type;
+
+	u32 addr;
+	u32 id;
+	u32 reset_delay_us; /* in usec */
+	u32 revision;
+
+	enum igc_media_type media_type;
+
+	u16 autoneg_advertised;
+	u16 autoneg_mask;
+	u16 cable_length;
+	u16 max_cable_length;
+	u16 min_cable_length;
+	u16 pair_length[4];
+
+	u8 mdix;
+
+	bool disable_polarity_correction;
+	bool is_mdix;
+	bool polarity_correction;
+	bool reset_disable;
+	bool speed_downgraded;
+	bool autoneg_wait_to_complete;
+};
+
+struct igc_bus_info {
+	u16 func;
+	u16 pci_cmd_word;
+};
+
+enum igc_fc_mode {
+	igc_fc_none = 0,
+	igc_fc_rx_pause,
+	igc_fc_tx_pause,
+	igc_fc_full,
+	igc_fc_default = 0xFF
+};
+
+struct igc_fc_info {
+	u32 high_water;     /* Flow control high-water mark */
+	u32 low_water;      /* Flow control low-water mark */
+	u16 pause_time;     /* Flow control pause timer */
+	bool send_xon;      /* Flow control send XON */
+	bool strict_ieee;   /* Strict IEEE mode */
+	enum igc_fc_mode current_mode; /* Type of flow control */
+	enum igc_fc_mode requested_mode;
+};
+
+struct igc_dev_spec_base {
+	bool global_device_reset;
+	bool eee_disable;
+	bool clear_semaphore_once;
+	bool module_plugged;
+	u8 media_port;
+	bool mas_capable;
+};
+
+struct igc_hw {
+	void *back;
+
+	u8 __iomem *hw_addr;
+	unsigned long io_base;
+
+	struct igc_mac_info  mac;
+	struct igc_fc_info   fc;
+	struct igc_nvm_info  nvm;
+	struct igc_phy_info  phy;
+
+	struct igc_bus_info bus;
+
+	union {
+		struct igc_dev_spec_base	_base;
+	} dev_spec;
+
+	u16 device_id;
+	u16 subsystem_vendor_id;
+	u16 subsystem_device_id;
+	u16 vendor_id;
+
+	u8 revision_id;
+};
+
+/* Statistics counters collected by the MAC */
+struct igc_hw_stats {
+	u64 crcerrs;
+	u64 algnerrc;
+	u64 symerrs;
+	u64 rxerrc;
+	u64 mpc;
+	u64 scc;
+	u64 ecol;
+	u64 mcc;
+	u64 latecol;
+	u64 colc;
+	u64 dc;
+	u64 tncrs;
+	u64 sec;
+	u64 cexterr;
+	u64 rlec;
+	u64 xonrxc;
+	u64 xontxc;
+	u64 xoffrxc;
+	u64 xofftxc;
+	u64 fcruc;
+	u64 prc64;
+	u64 prc127;
+	u64 prc255;
+	u64 prc511;
+	u64 prc1023;
+	u64 prc1522;
+	u64 gprc;
+	u64 bprc;
+	u64 mprc;
+	u64 gptc;
+	u64 gorc;
+	u64 gotc;
+	u64 rnbc;
+	u64 ruc;
+	u64 rfc;
+	u64 roc;
+	u64 rjc;
+	u64 mgprc;
+	u64 mgpdc;
+	u64 mgptc;
+	u64 tor;
+	u64 tot;
+	u64 tpr;
+	u64 tpt;
+	u64 ptc64;
+	u64 ptc127;
+	u64 ptc255;
+	u64 ptc511;
+	u64 ptc1023;
+	u64 ptc1522;
+	u64 mptc;
+	u64 bptc;
+	u64 tsctc;
+	u64 tsctfc;
+	u64 iac;
+	u64 icrxptc;
+	u64 icrxatc;
+	u64 ictxptc;
+	u64 ictxatc;
+	u64 ictxqec;
+	u64 ictxqmtc;
+	u64 icrxdmtc;
+	u64 icrxoc;
+	u64 cbtmpc;
+	u64 htdpmc;
+	u64 cbrdpc;
+	u64 cbrmpc;
+	u64 rpthc;
+	u64 hgptc;
+	u64 htcbdpc;
+	u64 hgorc;
+	u64 hgotc;
+	u64 lenerrs;
+	u64 scvpc;
+	u64 hrmpc;
+	u64 doosync;
+	u64 o2bgptc;
+	u64 o2bspc;
+	u64 b2ospc;
+	u64 b2ogprc;
+};
+
+struct net_device *igc_get_hw_dev(struct igc_hw *hw);
+#define hw_dbg(format, arg...) \
+	netdev_dbg(igc_get_hw_dev(hw), format, ##arg)
+
+s32  igc_read_pcie_cap_reg(struct igc_hw *hw, u32 reg, u16 *value);
+s32  igc_write_pcie_cap_reg(struct igc_hw *hw, u32 reg, u16 *value);
+void igc_read_pci_cfg(struct igc_hw *hw, u32 reg, u16 *value);
+void igc_write_pci_cfg(struct igc_hw *hw, u32 reg, u16 *value);
+
+#endif /* _IGC_HW_H_ */