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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-11-26 12:56:21 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-12-14 14:53:22 +0000
commit2c9b9c8490b60428fa2d1c64042f7c7caed93940 (patch)
treec8af289af8c801193eea924db0cd81f09068ddb9 /arch/arm/mm/cache-v7.S
parentccaf5f05b218e5eb41e2f5cdfd26b18dce4a0218 (diff)
ARM: add size argument to __cpuc_flush_dcache_page
... and rename the function since it no longer operates on just pages. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/cache-v7.S')
-rw-r--r--arch/arm/mm/cache-v7.S13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index e1bd9759617f..9073db849fb4 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -186,16 +186,17 @@ ENDPROC(v7_coherent_kern_range)
ENDPROC(v7_coherent_user_range)
/*
- * v7_flush_kern_dcache_page(kaddr)
+ * v7_flush_kern_dcache_area(void *addr, size_t size)
*
* Ensure that the data held in the page kaddr is written back
* to the page in question.
*
- * - kaddr - kernel address (guaranteed to be page aligned)
+ * - addr - kernel address
+ * - size - region size
*/
-ENTRY(v7_flush_kern_dcache_page)
+ENTRY(v7_flush_kern_dcache_area)
dcache_line_size r2, r3
- add r1, r0, #PAGE_SZ
+ add r1, r0, r1
1:
mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D line / unified line
add r0, r0, r2
@@ -203,7 +204,7 @@ ENTRY(v7_flush_kern_dcache_page)
blo 1b
dsb
mov pc, lr
-ENDPROC(v7_flush_kern_dcache_page)
+ENDPROC(v7_flush_kern_dcache_area)
/*
* v7_dma_inv_range(start,end)
@@ -279,7 +280,7 @@ ENTRY(v7_cache_fns)
.long v7_flush_user_cache_range
.long v7_coherent_kern_range
.long v7_coherent_user_range
- .long v7_flush_kern_dcache_page
+ .long v7_flush_kern_dcache_area
.long v7_dma_inv_range
.long v7_dma_clean_range
.long v7_dma_flush_range