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-rw-r--r--arch/mips/mm/c-r3k.c2
-rw-r--r--arch/mips/mm/cache.c16
-rw-r--r--arch/mips/mm/cerr-sb1.c9
-rw-r--r--arch/mips/mm/dma-default.c17
-rw-r--r--arch/mips/mm/fault.c6
-rw-r--r--arch/mips/mm/init.c6
-rw-r--r--arch/mips/mm/pg-sb1.c3
7 files changed, 40 insertions, 19 deletions
diff --git a/arch/mips/mm/c-r3k.c b/arch/mips/mm/c-r3k.c
index d1af42c2a52e..59868a1edf66 100644
--- a/arch/mips/mm/c-r3k.c
+++ b/arch/mips/mm/c-r3k.c
@@ -260,7 +260,7 @@ static void r3k_flush_cache_page(struct vm_area_struct *vma, unsigned long page,
{
}
-static void local_r3k_flush_data_cache_page(unsigned long addr)
+static void local_r3k_flush_data_cache_page(void *addr)
{
}
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 31819c58bffa..4e8f1b683376 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -3,7 +3,8 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 1994 - 2003 by Ralf Baechle
+ * Copyright (C) 1994 - 2003, 07 by Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 2007 MIPS Technologies, Inc.
*/
#include <linux/init.h>
#include <linux/kernel.h>
@@ -88,6 +89,19 @@ void __flush_dcache_page(struct page *page)
EXPORT_SYMBOL(__flush_dcache_page);
+void __flush_anon_page(struct page *page, unsigned long vmaddr)
+{
+ if (pages_do_alias((unsigned long)page_address(page), vmaddr)) {
+ void *kaddr;
+
+ kaddr = kmap_coherent(page, vmaddr);
+ flush_data_cache_page((unsigned long)kaddr);
+ kunmap_coherent(kaddr);
+ }
+}
+
+EXPORT_SYMBOL(__flush_anon_page);
+
void __update_cache(struct vm_area_struct *vma, unsigned long address,
pte_t pte)
{
diff --git a/arch/mips/mm/cerr-sb1.c b/arch/mips/mm/cerr-sb1.c
index 11a916629d3b..4c72e650f9b6 100644
--- a/arch/mips/mm/cerr-sb1.c
+++ b/arch/mips/mm/cerr-sb1.c
@@ -177,8 +177,8 @@ extern void check_bus_watcher(void);
asmlinkage void sb1_cache_error(void)
{
- uint64_t cerr_dpa;
uint32_t errctl, cerr_i, cerr_d, dpalo, dpahi, eepc, res;
+ unsigned long long cerr_dpa;
#ifdef CONFIG_SIBYTE_BW_TRACE
/* Freeze the trace buffer now */
@@ -329,8 +329,9 @@ static uint32_t extract_ic(unsigned short addr, int data)
{
unsigned short way;
int valid;
- uint64_t taglo, va, tlo_tmp;
uint32_t taghi, taglolo, taglohi;
+ unsigned long long taglo, va;
+ uint64_t tlo_tmp;
uint8_t lru;
int res = 0;
@@ -484,8 +485,8 @@ static uint32_t extract_dc(unsigned short addr, int data)
{
int valid, way;
unsigned char state;
- uint64_t taglo, pa;
uint32_t taghi, taglolo, taglohi;
+ unsigned long long taglo, pa;
uint8_t ecc, lru;
int res = 0;
@@ -535,8 +536,8 @@ static uint32_t extract_dc(unsigned short addr, int data)
}
if (data) {
- uint64_t datalo;
uint32_t datalohi, datalolo, datahi;
+ unsigned long long datalo;
int offset;
char bad_ecc = 0;
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index f503d02e403b..f0eb29917d9a 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -19,6 +19,13 @@
#include <dma-coherence.h>
+static inline unsigned long dma_addr_to_virt(dma_addr_t dma_addr)
+{
+ unsigned long addr = plat_dma_addr_to_phys(dma_addr);
+
+ return (unsigned long)phys_to_virt(addr);
+}
+
/*
* Warning on the terminology - Linux calls an uncached area coherent;
* MIPS terminology calls memory areas with hardware maintained coherency
@@ -140,7 +147,7 @@ void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
enum dma_data_direction direction)
{
if (cpu_is_noncoherent_r10000(dev))
- __dma_sync(plat_dma_addr_to_phys(dma_addr) + PAGE_OFFSET, size,
+ __dma_sync(dma_addr_to_virt(dma_addr), size,
direction);
plat_unmap_dma_mem(dma_addr);
@@ -234,7 +241,7 @@ void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
if (cpu_is_noncoherent_r10000(dev)) {
unsigned long addr;
- addr = PAGE_OFFSET + plat_dma_addr_to_phys(dma_handle);
+ addr = dma_addr_to_virt(dma_handle);
__dma_sync(addr, size, direction);
}
}
@@ -249,7 +256,7 @@ void dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle,
if (!plat_device_is_coherent(dev)) {
unsigned long addr;
- addr = PAGE_OFFSET + plat_dma_addr_to_phys(dma_handle);
+ addr = dma_addr_to_virt(dma_handle);
__dma_sync(addr, size, direction);
}
}
@@ -264,7 +271,7 @@ void dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle,
if (cpu_is_noncoherent_r10000(dev)) {
unsigned long addr;
- addr = PAGE_OFFSET + plat_dma_addr_to_phys(dma_handle);
+ addr = dma_addr_to_virt(dma_handle);
__dma_sync(addr + offset, size, direction);
}
}
@@ -279,7 +286,7 @@ void dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle,
if (!plat_device_is_coherent(dev)) {
unsigned long addr;
- addr = PAGE_OFFSET + plat_dma_addr_to_phys(dma_handle);
+ addr = dma_addr_to_virt(dma_handle);
__dma_sync(addr + offset, size, direction);
}
}
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index 6f90e7ef66ac..f9c595dceba9 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -42,7 +42,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long write,
siginfo_t info;
#if 0
- printk("Cpu%d[%s:%d:%0*lx:%ld:%0*lx]\n", smp_processor_id(),
+ printk("Cpu%d[%s:%d:%0*lx:%ld:%0*lx]\n", raw_smp_processor_id(),
current->comm, current->pid, field, address, write,
field, regs->cp0_epc);
#endif
@@ -165,7 +165,7 @@ no_context:
printk(KERN_ALERT "CPU %d Unable to handle kernel paging request at "
"virtual address %0*lx, epc == %0*lx, ra == %0*lx\n",
- smp_processor_id(), field, address, field, regs->cp0_epc,
+ raw_smp_processor_id(), field, address, field, regs->cp0_epc,
field, regs->regs[31]);
die("Oops", regs);
@@ -228,7 +228,7 @@ vmalloc_fault:
pmd_t *pmd, *pmd_k;
pte_t *pte_k;
- pgd = (pgd_t *) pgd_current[smp_processor_id()] + offset;
+ pgd = (pgd_t *) pgd_current[raw_smp_processor_id()] + offset;
pgd_k = init_mm.pgd + offset;
if (!pgd_present(*pgd_k))
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index f08ae71c46ff..e9951c0e689f 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -123,7 +123,7 @@ static void __init kmap_coherent_init(void)
static inline void kmap_coherent_init(void) {}
#endif
-static inline void *kmap_coherent(struct page *page, unsigned long addr)
+void *kmap_coherent(struct page *page, unsigned long addr)
{
enum fixed_addresses idx;
unsigned long vaddr, flags, entrylo;
@@ -177,7 +177,7 @@ static inline void *kmap_coherent(struct page *page, unsigned long addr)
#define UNIQUE_ENTRYHI(idx) (CKSEG0 + ((idx) << (PAGE_SHIFT + 1)))
-static inline void kunmap_coherent(struct page *page)
+void kunmap_coherent(struct page *page)
{
#ifndef CONFIG_MIPS_MT_SMTC
unsigned int wired;
@@ -377,7 +377,7 @@ void __init paging_init(void)
#ifdef CONFIG_FLATMEM
free_area_init(zones_size);
#else
- pfn = 0;
+ pfn = min_low_pfn;
for (i = 0; i < MAX_NR_ZONES; i++)
for (j = 0; j < zones_size[i]; j++, pfn++)
if (!page_is_ram(pfn))
diff --git a/arch/mips/mm/pg-sb1.c b/arch/mips/mm/pg-sb1.c
index fc3c7878fb45..adb37d0a30ea 100644
--- a/arch/mips/mm/pg-sb1.c
+++ b/arch/mips/mm/pg-sb1.c
@@ -218,8 +218,7 @@ void sb1_dma_init(void)
for (i = 0; i < DM_NUM_CHANNELS; i++) {
const u64 base_val = CPHYSADDR(&page_descr[i]) |
V_DM_DSCR_BASE_RINGSZ(1);
- volatile void *base_reg =
- IOADDR(A_DM_REGISTER(i, R_DM_DSCR_BASE));
+ void *base_reg = IOADDR(A_DM_REGISTER(i, R_DM_DSCR_BASE));
__raw_writeq(base_val, base_reg);
__raw_writeq(base_val | M_DM_DSCR_BASE_RESET, base_reg);
generated by cgit v1.2.3 (git 2.0.4) at 2024-09-21 17:02:15 +0000