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, 8 insertions, 7 deletions

diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S
index d0d7795200fc..dbc39383e66a 100644
--- a/arch/arm/mm/proc-feroceon.S
+++ b/arch/arm/mm/proc-feroceon.S
@@ -226,16 +226,17 @@ ENTRY(feroceon_coherent_user_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
  */
         .align  5
-ENTRY(feroceon_flush_kern_dcache_page)
-        add     r1, r0, #PAGE_SZ
+ENTRY(feroceon_flush_kern_dcache_area)
+        add     r1, r0, r1
 1:      mcr     p15, 0, r0, c7, c14, 1          @ clean+invalidate D entry
         add     r0, r0, #CACHE_DLINESIZE
         cmp     r0, r1
@@ -246,7 +247,7 @@ ENTRY(feroceon_flush_kern_dcache_page)
         mov     pc, lr
 
         .align  5
-ENTRY(feroceon_range_flush_kern_dcache_page)
+ENTRY(feroceon_range_flush_kern_dcache_area)
         mrs     r2, cpsr
         add     r1, r0, #PAGE_SZ - CACHE_DLINESIZE      @ top addr is inclusive
         orr     r3, r2, #PSR_I_BIT
@@ -372,7 +373,7 @@ ENTRY(feroceon_cache_fns)
         .long   feroceon_flush_user_cache_range
         .long   feroceon_coherent_kern_range
         .long   feroceon_coherent_user_range
-        .long   feroceon_flush_kern_dcache_page
+        .long   feroceon_flush_kern_dcache_area
         .long   feroceon_dma_inv_range
         .long   feroceon_dma_clean_range
         .long   feroceon_dma_flush_range
@@ -383,7 +384,7 @@ ENTRY(feroceon_range_cache_fns)
         .long   feroceon_flush_user_cache_range
         .long   feroceon_coherent_kern_range
         .long   feroceon_coherent_user_range
-        .long   feroceon_range_flush_kern_dcache_page
+        .long   feroceon_range_flush_kern_dcache_area
         .long   feroceon_range_dma_inv_range
         .long   feroceon_range_dma_clean_range
         .long   feroceon_range_dma_flush_range