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-rw-r--r--arch/mips/alchemy/common/dma.c23
-rw-r--r--arch/mips/bcm63xx/boards/board_bcm963xx.c2
-rw-r--r--arch/mips/crypto/crc32-mips.c70
-rw-r--r--arch/mips/include/asm/cmp.h8
-rw-r--r--arch/mips/include/asm/dec/prom.h1
-rw-r--r--arch/mips/include/asm/mach-au1x00/au1000_dma.h1
-rw-r--r--arch/mips/include/asm/mips-boards/generic.h3
-rw-r--r--arch/mips/include/asm/mips_mt.h2
-rw-r--r--arch/mips/include/uapi/asm/sigcontext.h1
-rw-r--r--arch/mips/include/uapi/asm/socket.h6
-rw-r--r--arch/mips/jazz/setup.c2
-rw-r--r--arch/mips/kernel/csrc-r4k.c4
-rw-r--r--arch/mips/kernel/mips-mt.c77
-rw-r--r--arch/mips/kernel/smp.c2
-rw-r--r--arch/mips/ralink/irq-gic.c1
-rw-r--r--arch/mips/ralink/timer-gic.c2
16 files changed, 49 insertions, 156 deletions
diff --git a/arch/mips/alchemy/common/dma.c b/arch/mips/alchemy/common/dma.c
index 973049b5bd61..44d8433b1f45 100644
--- a/arch/mips/alchemy/common/dma.c
+++ b/arch/mips/alchemy/common/dma.c
@@ -131,29 +131,6 @@ static const struct dma_dev dma_dev_table_bank2[DMA_NUM_DEV_BANK2] = {
{ AU1100_SD1_PHYS_ADDR + 0x04, DMA_DS | DMA_DW8 | DMA_DR } /* coherent */
};
-void dump_au1000_dma_channel(unsigned int dmanr)
-{
- struct dma_chan *chan;
-
- if (dmanr >= NUM_AU1000_DMA_CHANNELS)
- return;
- chan = &au1000_dma_table[dmanr];
-
- printk(KERN_INFO "Au1000 DMA%d Register Dump:\n", dmanr);
- printk(KERN_INFO " mode = 0x%08x\n",
- __raw_readl(chan->io + DMA_MODE_SET));
- printk(KERN_INFO " addr = 0x%08x\n",
- __raw_readl(chan->io + DMA_PERIPHERAL_ADDR));
- printk(KERN_INFO " start0 = 0x%08x\n",
- __raw_readl(chan->io + DMA_BUFFER0_START));
- printk(KERN_INFO " start1 = 0x%08x\n",
- __raw_readl(chan->io + DMA_BUFFER1_START));
- printk(KERN_INFO " count0 = 0x%08x\n",
- __raw_readl(chan->io + DMA_BUFFER0_COUNT));
- printk(KERN_INFO " count1 = 0x%08x\n",
- __raw_readl(chan->io + DMA_BUFFER1_COUNT));
-}
-
/*
* Finds a free channel, and binds the requested device to it.
* Returns the allocated channel number, or negative on error.
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 99f321b6e417..9cc8fbf218a5 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -42,7 +42,7 @@ static struct board_info __initdata board_cvg834g = {
.expected_cpu_id = 0x3368,
.ephy_reset_gpio = 36,
- .ephy_reset_gpio_flags = GPIOF_INIT_HIGH,
+ .ephy_reset_gpio_flags = GPIOF_OUT_INIT_HIGH,
.has_pci = 1,
.has_uart0 = 1,
.has_uart1 = 1,
diff --git a/arch/mips/crypto/crc32-mips.c b/arch/mips/crypto/crc32-mips.c
index ec6d58008f8e..2a59b85f88aa 100644
--- a/arch/mips/crypto/crc32-mips.c
+++ b/arch/mips/crypto/crc32-mips.c
@@ -77,24 +77,26 @@ static u32 crc32_mips_le_hw(u32 crc_, const u8 *p, unsigned int len)
{
u32 crc = crc_;
-#ifdef CONFIG_64BIT
- while (len >= sizeof(u64)) {
- u64 value = get_unaligned_le64(p);
-
- CRC32(crc, value, d);
- p += sizeof(u64);
- len -= sizeof(u64);
- }
-
- if (len & sizeof(u32)) {
-#else /* !CONFIG_64BIT */
- while (len >= sizeof(u32)) {
-#endif
- u32 value = get_unaligned_le32(p);
-
- CRC32(crc, value, w);
- p += sizeof(u32);
- len -= sizeof(u32);
+ if (IS_ENABLED(CONFIG_64BIT)) {
+ for (; len >= sizeof(u64); p += sizeof(u64), len -= sizeof(u64)) {
+ u64 value = get_unaligned_le64(p);
+
+ CRC32(crc, value, d);
+ }
+
+ if (len & sizeof(u32)) {
+ u32 value = get_unaligned_le32(p);
+
+ CRC32(crc, value, w);
+ p += sizeof(u32);
+ }
+ } else {
+ for (; len >= sizeof(u32); len -= sizeof(u32)) {
+ u32 value = get_unaligned_le32(p);
+
+ CRC32(crc, value, w);
+ p += sizeof(u32);
+ }
}
if (len & sizeof(u16)) {
@@ -117,24 +119,26 @@ static u32 crc32c_mips_le_hw(u32 crc_, const u8 *p, unsigned int len)
{
u32 crc = crc_;
-#ifdef CONFIG_64BIT
- while (len >= sizeof(u64)) {
- u64 value = get_unaligned_le64(p);
+ if (IS_ENABLED(CONFIG_64BIT)) {
+ for (; len >= sizeof(u64); p += sizeof(u64), len -= sizeof(u64)) {
+ u64 value = get_unaligned_le64(p);
- CRC32C(crc, value, d);
- p += sizeof(u64);
- len -= sizeof(u64);
- }
+ CRC32(crc, value, d);
+ }
- if (len & sizeof(u32)) {
-#else /* !CONFIG_64BIT */
- while (len >= sizeof(u32)) {
-#endif
- u32 value = get_unaligned_le32(p);
+ if (len & sizeof(u32)) {
+ u32 value = get_unaligned_le32(p);
+
+ CRC32(crc, value, w);
+ p += sizeof(u32);
+ }
+ } else {
+ for (; len >= sizeof(u32); len -= sizeof(u32)) {
+ u32 value = get_unaligned_le32(p);
- CRC32C(crc, value, w);
- p += sizeof(u32);
- len -= sizeof(u32);
+ CRC32(crc, value, w);
+ p += sizeof(u32);
+ }
}
if (len & sizeof(u16)) {
diff --git a/arch/mips/include/asm/cmp.h b/arch/mips/include/asm/cmp.h
index e9e87504bb0c..71e20e6cd38d 100644
--- a/arch/mips/include/asm/cmp.h
+++ b/arch/mips/include/asm/cmp.h
@@ -7,12 +7,4 @@
*/
struct task_struct;
-extern void cmp_smp_setup(void);
-extern void cmp_smp_finish(void);
-extern void cmp_boot_secondary(int cpu, struct task_struct *t);
-extern void cmp_init_secondary(void);
-extern void cmp_prepare_cpus(unsigned int max_cpus);
-
-/* This is platform specific */
-extern void cmp_send_ipi(int cpu, unsigned int action);
#endif /* _ASM_CMP_H */
diff --git a/arch/mips/include/asm/dec/prom.h b/arch/mips/include/asm/dec/prom.h
index 908e96e3a311..8fcad6984389 100644
--- a/arch/mips/include/asm/dec/prom.h
+++ b/arch/mips/include/asm/dec/prom.h
@@ -160,6 +160,5 @@ extern void prom_identify_arch(u32);
extern void prom_init_cmdline(s32, s32 *, u32);
extern void register_prom_console(void);
-extern void unregister_prom_console(void);
#endif /* _ASM_DEC_PROM_H */
diff --git a/arch/mips/include/asm/mach-au1x00/au1000_dma.h b/arch/mips/include/asm/mach-au1x00/au1000_dma.h
index b82e513c8523..18c24051a1f2 100644
--- a/arch/mips/include/asm/mach-au1x00/au1000_dma.h
+++ b/arch/mips/include/asm/mach-au1x00/au1000_dma.h
@@ -124,7 +124,6 @@ extern int request_au1000_dma(int dev_id,
extern void free_au1000_dma(unsigned int dmanr);
extern int au1000_dma_read_proc(char *buf, char **start, off_t fpos,
int length, int *eof, void *data);
-extern void dump_au1000_dma_channel(unsigned int dmanr);
extern spinlock_t au1000_dma_spin_lock;
static inline struct dma_chan *get_dma_chan(unsigned int dmanr)
diff --git a/arch/mips/include/asm/mips-boards/generic.h b/arch/mips/include/asm/mips-boards/generic.h
index c904c24550f6..5befba569c9f 100644
--- a/arch/mips/include/asm/mips-boards/generic.h
+++ b/arch/mips/include/asm/mips-boards/generic.h
@@ -73,7 +73,4 @@ extern void mips_pcibios_init(void);
#define mips_pcibios_init() do { } while (0)
#endif
-extern void mips_scroll_message(void);
-extern void mips_display_message(const char *str);
-
#endif /* __ASM_MIPS_BOARDS_GENERIC_H */
diff --git a/arch/mips/include/asm/mips_mt.h b/arch/mips/include/asm/mips_mt.h
index 28917f1582b3..6ea02af29876 100644
--- a/arch/mips/include/asm/mips_mt.h
+++ b/arch/mips/include/asm/mips_mt.h
@@ -17,8 +17,6 @@ extern int vpelimit;
extern cpumask_t mt_fpu_cpumask;
extern unsigned long mt_fpemul_threshold;
-extern void mips_mt_regdump(unsigned long previous_mvpcontrol_value);
-
#ifdef CONFIG_MIPS_MT
extern void mips_mt_set_cpuoptions(void);
#else
diff --git a/arch/mips/include/uapi/asm/sigcontext.h b/arch/mips/include/uapi/asm/sigcontext.h
index d0a540e88bb4..d10afd13ee5b 100644
--- a/arch/mips/include/uapi/asm/sigcontext.h
+++ b/arch/mips/include/uapi/asm/sigcontext.h
@@ -56,7 +56,6 @@ struct sigcontext {
#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
-#include <linux/posix_types.h>
/*
* Keep this struct definition in sync with the sigcontext fragment
* in arch/mips/kernel/asm-offsets.c
diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h
index 60ebaed28a4c..8ab7582291ab 100644
--- a/arch/mips/include/uapi/asm/socket.h
+++ b/arch/mips/include/uapi/asm/socket.h
@@ -151,6 +151,12 @@
#define SO_PASSPIDFD 76
#define SO_PEERPIDFD 77
+#define SO_DEVMEM_LINEAR 78
+#define SCM_DEVMEM_LINEAR SO_DEVMEM_LINEAR
+#define SO_DEVMEM_DMABUF 79
+#define SCM_DEVMEM_DMABUF SO_DEVMEM_DMABUF
+#define SO_DEVMEM_DONTNEED 80
+
#if !defined(__KERNEL__)
#if __BITS_PER_LONG == 64
diff --git a/arch/mips/jazz/setup.c b/arch/mips/jazz/setup.c
index e318ea11c858..d21e5d441f53 100644
--- a/arch/mips/jazz/setup.c
+++ b/arch/mips/jazz/setup.c
@@ -23,8 +23,6 @@
#include <asm/reboot.h>
#include <asm/tlbmisc.h>
-extern asmlinkage void jazz_handle_int(void);
-
extern void jazz_machine_restart(char *command);
static struct resource jazz_io_resources[] = {
diff --git a/arch/mips/kernel/csrc-r4k.c b/arch/mips/kernel/csrc-r4k.c
index bdb1fa8931f4..59eca397f297 100644
--- a/arch/mips/kernel/csrc-r4k.c
+++ b/arch/mips/kernel/csrc-r4k.c
@@ -21,9 +21,7 @@ static struct clocksource clocksource_mips = {
.name = "MIPS",
.read = c0_hpt_read,
.mask = CLOCKSOURCE_MASK(32),
- .flags = CLOCK_SOURCE_IS_CONTINUOUS |
- CLOCK_SOURCE_MUST_VERIFY |
- CLOCK_SOURCE_VERIFY_PERCPU,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
static u64 __maybe_unused notrace r4k_read_sched_clock(void)
diff --git a/arch/mips/kernel/mips-mt.c b/arch/mips/kernel/mips-mt.c
index c938ba208fc0..37676a44fefb 100644
--- a/arch/mips/kernel/mips-mt.c
+++ b/arch/mips/kernel/mips-mt.c
@@ -43,83 +43,6 @@ static int __init maxtcs(char *str)
__setup("maxtcs=", maxtcs);
-/*
- * Dump new MIPS MT state for the core. Does not leave TCs halted.
- * Takes an argument which taken to be a pre-call MVPControl value.
- */
-
-void mips_mt_regdump(unsigned long mvpctl)
-{
- unsigned long flags;
- unsigned long vpflags;
- unsigned long mvpconf0;
- int nvpe;
- int ntc;
- int i;
- int tc;
- unsigned long haltval;
- unsigned long tcstatval;
-
- local_irq_save(flags);
- vpflags = dvpe();
- printk("=== MIPS MT State Dump ===\n");
- printk("-- Global State --\n");
- printk(" MVPControl Passed: %08lx\n", mvpctl);
- printk(" MVPControl Read: %08lx\n", vpflags);
- printk(" MVPConf0 : %08lx\n", (mvpconf0 = read_c0_mvpconf0()));
- nvpe = ((mvpconf0 & MVPCONF0_PVPE) >> MVPCONF0_PVPE_SHIFT) + 1;
- ntc = ((mvpconf0 & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1;
- printk("-- per-VPE State --\n");
- for (i = 0; i < nvpe; i++) {
- for (tc = 0; tc < ntc; tc++) {
- settc(tc);
- if ((read_tc_c0_tcbind() & TCBIND_CURVPE) == i) {
- printk(" VPE %d\n", i);
- printk(" VPEControl : %08lx\n",
- read_vpe_c0_vpecontrol());
- printk(" VPEConf0 : %08lx\n",
- read_vpe_c0_vpeconf0());
- printk(" VPE%d.Status : %08lx\n",
- i, read_vpe_c0_status());
- printk(" VPE%d.EPC : %08lx %pS\n",
- i, read_vpe_c0_epc(),
- (void *) read_vpe_c0_epc());
- printk(" VPE%d.Cause : %08lx\n",
- i, read_vpe_c0_cause());
- printk(" VPE%d.Config7 : %08lx\n",
- i, read_vpe_c0_config7());
- break; /* Next VPE */
- }
- }
- }
- printk("-- per-TC State --\n");
- for (tc = 0; tc < ntc; tc++) {
- settc(tc);
- if (read_tc_c0_tcbind() == read_c0_tcbind()) {
- /* Are we dumping ourself? */
- haltval = 0; /* Then we're not halted, and mustn't be */
- tcstatval = flags; /* And pre-dump TCStatus is flags */
- printk(" TC %d (current TC with VPE EPC above)\n", tc);
- } else {
- haltval = read_tc_c0_tchalt();
- write_tc_c0_tchalt(1);
- tcstatval = read_tc_c0_tcstatus();
- printk(" TC %d\n", tc);
- }
- printk(" TCStatus : %08lx\n", tcstatval);
- printk(" TCBind : %08lx\n", read_tc_c0_tcbind());
- printk(" TCRestart : %08lx %pS\n",
- read_tc_c0_tcrestart(), (void *) read_tc_c0_tcrestart());
- printk(" TCHalt : %08lx\n", haltval);
- printk(" TCContext : %08lx\n", read_tc_c0_tccontext());
- if (!haltval)
- write_tc_c0_tchalt(0);
- }
- printk("===========================\n");
- evpe(vpflags);
- local_irq_restore(flags);
-}
-
static int mt_opt_rpsctl = -1;
static int mt_opt_nblsu = -1;
static int mt_opt_forceconfig7;
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 0362fc5df7b0..39e193cad2b9 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -439,7 +439,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
}
/* preload SMP state for boot cpu */
-void smp_prepare_boot_cpu(void)
+void __init smp_prepare_boot_cpu(void)
{
if (mp_ops->prepare_boot_cpu)
mp_ops->prepare_boot_cpu();
diff --git a/arch/mips/ralink/irq-gic.c b/arch/mips/ralink/irq-gic.c
index 3bab51a5fb4c..8bc566ea00e5 100644
--- a/arch/mips/ralink/irq-gic.c
+++ b/arch/mips/ralink/irq-gic.c
@@ -10,6 +10,7 @@
#include <linux/of.h>
#include <linux/irqchip.h>
#include <asm/mips-cps.h>
+#include <asm/time.h>
int get_c0_perfcount_int(void)
{
diff --git a/arch/mips/ralink/timer-gic.c b/arch/mips/ralink/timer-gic.c
index dcf2a44ac51e..926082655a78 100644
--- a/arch/mips/ralink/timer-gic.c
+++ b/arch/mips/ralink/timer-gic.c
@@ -11,6 +11,8 @@
#include <linux/of_clk.h>
#include <linux/clocksource.h>
+#include <asm/time.h>
+
#include "common.h"
void __init plat_time_init(void)