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>

1 files changed, 6 insertions, 5 deletions

diff --git a/arch/arm/mm/cache-v4wb.S b/arch/arm/mm/cache-v4wb.S
index 2ebc1b3bf85..3dbedf1ec0e 100644
--- a/arch/arm/mm/cache-v4wb.S
+++ b/arch/arm/mm/cache-v4wb.S
@@ -114,15 +114,16 @@ ENTRY(v4wb_flush_user_cache_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(void *page)
+ *      flush_kern_dcache_area(void *addr, size_t size)
  *
  *      Ensure no D cache aliasing occurs, either with itself or
  *      the I cache
  *
- *      - addr  - page aligned address
+ *      - addr  - kernel address
+ *      - size  - region size
  */
-ENTRY(v4wb_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(v4wb_flush_kern_dcache_area)
+        add     r1, r0, r1
         /* fall through */
 
 /*
@@ -224,7 +225,7 @@ ENTRY(v4wb_cache_fns)
         .long   v4wb_flush_user_cache_range
         .long   v4wb_coherent_kern_range
         .long   v4wb_coherent_user_range
-        .long   v4wb_flush_kern_dcache_page
+        .long   v4wb_flush_kern_dcache_area
         .long   v4wb_dma_inv_range
         .long   v4wb_dma_clean_range
         .long   v4wb_dma_flush_range