From ddb7417ea9d31b9ef34c28cfe9c31da3d18c376a Mon Sep 17 00:00:00 2001 From: Sam Ravnborg Date: Mon, 21 Apr 2014 21:39:16 +0200 Subject: sparc32: rename mm/srmmu.h to mm/mm_32.h This file will be used for more than just srmmu stuff, so the old name was misleading. Signed-off-by: Sam Ravnborg Signed-off-by: David S. Miller --- arch/sparc/mm/srmmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/sparc/mm/srmmu.c') diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index cfbe53c17b0d..ed0b0b6a8129 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -49,7 +49,7 @@ #include #include -#include "srmmu.h" +#include "mm_32.h" enum mbus_module srmmu_modtype; static unsigned int hwbug_bitmask; -- cgit v1.2.3 From 4c9660f796fca741013e9ea7fc32db0638d0d193 Mon Sep 17 00:00:00 2001 From: Sam Ravnborg Date: Mon, 21 Apr 2014 21:39:18 +0200 Subject: sparc32: fix sparse warning in init_32.c Fix following warning: init_32.c:112:22: warning: symbol 'bootmem_init' was not declared. Should it be static? Fix by adding a proper prototype in pgtable_32.h and drop the local prototype in srmmu.c Signed-off-by: Sam Ravnborg Signed-off-by: David S. Miller --- arch/sparc/include/asm/pgtable_32.h | 1 + arch/sparc/mm/srmmu.c | 2 -- 2 files changed, 1 insertion(+), 2 deletions(-) (limited to 'arch/sparc/mm/srmmu.c') diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h index 502f632f6cc7..16629e7cb09e 100644 --- a/arch/sparc/include/asm/pgtable_32.h +++ b/arch/sparc/include/asm/pgtable_32.h @@ -27,6 +27,7 @@ struct page; extern void load_mmu(void); extern unsigned long calc_highpages(void); +unsigned long __init bootmem_init(unsigned long *pages_avail); #define pte_ERROR(e) __builtin_trap() #define pmd_ERROR(e) __builtin_trap() diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index ed0b0b6a8129..54e834cb6c7b 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -865,8 +865,6 @@ static void __init map_kernel(void) void (*poke_srmmu)(void) = NULL; -extern unsigned long bootmem_init(unsigned long *pages_avail); - void __init srmmu_paging_init(void) { int i; -- cgit v1.2.3 From e8c29c839b5c9f6704c7105e1248b476e8f4c04e Mon Sep 17 00:00:00 2001 From: Sam Ravnborg Date: Mon, 21 Apr 2014 21:39:19 +0200 Subject: sparc32: fix sparse warnings in srmmu.c Fix following warnings: srmmu.c:78:5: warning: symbol 'flush_page_for_dma_global' was not declared. Should it be static? srmmu.c:85:5: warning: symbol 'viking_mxcc_present' was not declared. Should it be static? srmmu.c:103:6: warning: symbol 'srmmu_nocache_bitmap' was not declared. Should it be static? srmmu.c:176:24: warning: Using plain integer as NULL pointer srmmu.c:731:46: warning: Using plain integer as NULL pointer srmmu.c:731:46: warning: Using plain integer as NULL pointer srmmu.c:731:46: warning: Using plain integer as NULL pointer srmmu.c:870:13: warning: symbol 'srmmu_paging_init' was not declared. Should it be static? Add proper prototypes in mm_32.h and drop local prototype in init_32.c Replace 0 with NULL Signed-off-by: Sam Ravnborg Signed-off-by: David S. Miller --- arch/sparc/mm/init_32.c | 3 ++- arch/sparc/mm/iommu.c | 5 ++--- arch/sparc/mm/mm_32.h | 4 ++++ arch/sparc/mm/srmmu.c | 6 +++--- 4 files changed, 11 insertions(+), 7 deletions(-) (limited to 'arch/sparc/mm/srmmu.c') diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index db6987082805..cf09e6e9e18d 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -35,6 +35,8 @@ #include #include +#include "mm_32.h" + unsigned long *sparc_valid_addr_bitmap; EXPORT_SYMBOL(sparc_valid_addr_bitmap); @@ -246,7 +248,6 @@ unsigned long __init bootmem_init(unsigned long *pages_avail) * init routine based upon the Sun model type on the Sparc. * */ -extern void srmmu_paging_init(void); extern void device_scan(void); void __init paging_init(void) diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c index 28f96f27c768..35384cb60b21 100644 --- a/arch/sparc/mm/iommu.c +++ b/arch/sparc/mm/iommu.c @@ -27,6 +27,8 @@ #include #include +#include "mm_32.h" + /* * This can be sized dynamically, but we will do this * only when we have a guidance about actual I/O pressures. @@ -37,9 +39,6 @@ #define IOMMU_NPTES (IOMMU_WINSIZE/PAGE_SIZE) /* 64K PTEs, 256KB */ #define IOMMU_ORDER 6 /* 4096 * (1<<6) */ -/* srmmu.c */ -extern int viking_mxcc_present; -extern int flush_page_for_dma_global; static int viking_flush; /* viking.S */ extern void viking_flush_page(unsigned long page); diff --git a/arch/sparc/mm/mm_32.h b/arch/sparc/mm/mm_32.h index ee773e4cf057..443e62e7c76a 100644 --- a/arch/sparc/mm/mm_32.h +++ b/arch/sparc/mm/mm_32.h @@ -10,5 +10,9 @@ void window_ret_fault(struct pt_regs *regs); /* srmmu.c */ extern char *srmmu_name; +extern int viking_mxcc_present; +extern int flush_page_for_dma_global; extern void (*poke_srmmu)(void); + +void __init srmmu_paging_init(void); diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index 54e834cb6c7b..4639d8e9c48b 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -100,7 +100,6 @@ static unsigned long srmmu_nocache_end; #define SRMMU_NOCACHE_ALIGN_MAX (sizeof(ctxd_t)*SRMMU_MAX_CONTEXTS) void *srmmu_nocache_pool; -void *srmmu_nocache_bitmap; static struct bit_map srmmu_nocache_map; static inline int srmmu_pmd_none(pmd_t pmd) @@ -173,7 +172,7 @@ static void *__srmmu_get_nocache(int size, int align) printk(KERN_ERR "srmmu: out of nocache %d: %d/%d\n", size, (int) srmmu_nocache_size, srmmu_nocache_map.used << SRMMU_NOCACHE_BITMAP_SHIFT); - return 0; + return NULL; } addr = SRMMU_NOCACHE_VADDR + (offset << SRMMU_NOCACHE_BITMAP_SHIFT); @@ -269,6 +268,7 @@ static void __init srmmu_nocache_calcsize(void) static void __init srmmu_nocache_init(void) { + void *srmmu_nocache_bitmap; unsigned int bitmap_bits; pgd_t *pgd; pmd_t *pmd; @@ -728,7 +728,7 @@ static inline unsigned long srmmu_probe(unsigned long vaddr) "=r" (retval) : "r" (vaddr | 0x400), "i" (ASI_M_FLUSH_PROBE)); } else { - retval = leon_swprobe(vaddr, 0); + retval = leon_swprobe(vaddr, NULL); } return retval; } -- cgit v1.2.3 From a2b0aa9463143051b0832f6355cdc81168876b32 Mon Sep 17 00:00:00 2001 From: Sam Ravnborg Date: Mon, 21 Apr 2014 21:39:20 +0200 Subject: sparc32: fix sparse "Should it be static?" in mm/ Fix following warnings: srmmu.c:870:13: warning: symbol 'srmmu_paging_init' was not declared. Should it be static? iommu.c:430:13: warning: symbol 'ld_mmu_iommu' was not declared. Should it be static? leon_mm.c:21:5: warning: symbol 'srmmu_swprobe_trace' was not declared. Should it be static? Add proper prototypes or define static to fix them. Signed-off-by: Sam Ravnborg Signed-off-by: David S. Miller --- arch/sparc/mm/leon_mm.c | 2 +- arch/sparc/mm/mm_32.h | 6 ++++++ arch/sparc/mm/srmmu.c | 3 --- 3 files changed, 7 insertions(+), 4 deletions(-) (limited to 'arch/sparc/mm/srmmu.c') diff --git a/arch/sparc/mm/leon_mm.c b/arch/sparc/mm/leon_mm.c index 649cad6ba5ae..3b17b6f7895a 100644 --- a/arch/sparc/mm/leon_mm.c +++ b/arch/sparc/mm/leon_mm.c @@ -18,7 +18,7 @@ #include "mm_32.h" int leon_flush_during_switch = 1; -int srmmu_swprobe_trace; +static int srmmu_swprobe_trace; static inline unsigned long leon_get_ctable_ptr(void) { diff --git a/arch/sparc/mm/mm_32.h b/arch/sparc/mm/mm_32.h index 443e62e7c76a..a6c27ca9a721 100644 --- a/arch/sparc/mm/mm_32.h +++ b/arch/sparc/mm/mm_32.h @@ -16,3 +16,9 @@ extern int flush_page_for_dma_global; extern void (*poke_srmmu)(void); void __init srmmu_paging_init(void); + +/* iommu.c */ +void ld_mmu_iommu(void); + +/* io-unit.c */ +void ld_mmu_iounit(void); diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index 4639d8e9c48b..be65f035d18a 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -1769,9 +1769,6 @@ static struct sparc32_cachetlb_ops smp_cachetlb_ops = { /* Load up routines and constants for sun4m and sun4d mmu */ void __init load_mmu(void) { - extern void ld_mmu_iommu(void); - extern void ld_mmu_iounit(void); - /* Functions */ get_srmmu_type(); -- cgit v1.2.3