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-fa.S b/arch/arm/mm/cache-fa.S
index b63a8f7b95cf..a89444a3c016 100644
--- a/arch/arm/mm/cache-fa.S
+++ b/arch/arm/mm/cache-fa.S
@@ -127,15 +127,16 @@ ENTRY(fa_coherent_user_range)
         mov     pc, lr
 
 /*
- *      flush_kern_dcache_page(kaddr)
+ *      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  - size of region
  */
-ENTRY(fa_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(fa_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean & invalidate D line
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -213,7 +214,7 @@ ENTRY(fa_cache_fns)
         .long   fa_flush_user_cache_range
         .long   fa_coherent_kern_range
         .long   fa_coherent_user_range
-        .long   fa_flush_kern_dcache_page
+        .long   fa_flush_kern_dcache_area
         .long   fa_dma_inv_range
         .long   fa_dma_clean_range
         .long   fa_dma_flush_range