[ARM] 5310/1: Fix cache flush functions for ARMv4
authorAnders Grafström <grfstrm@users.sourceforge.net>
Thu, 16 Oct 2008 16:37:24 +0000 (17:37 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Fri, 17 Oct 2008 12:44:27 +0000 (13:44 +0100)
ARMv4 (ARM720T) cache flush functions are broken in 2.6.19+ kernels.
The issue was introduced by commit f12d0d7c7786af39435ef6ae9defe47fb58f6091
This patch corrects the CPU_CP15 ifdef statements so that they actually
do something.

Signed-off-by: Anders Grafström <grfstrm@users.sourceforge.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/mm/cache-v4.S

index 33926c9fcda696d0670014a406e5ad292154887e..5786adf100407c7c6eca30013656be2a7e49e68e 100644 (file)
@@ -29,7 +29,7 @@ ENTRY(v4_flush_user_cache_all)
  *     Clean and invalidate the entire cache.
  */
 ENTRY(v4_flush_kern_cache_all)
-#ifdef CPU_CP15
+#ifdef CONFIG_CPU_CP15
        mov     r0, #0
        mcr     p15, 0, r0, c7, c7, 0           @ flush ID cache
        mov     pc, lr
@@ -48,7 +48,7 @@ ENTRY(v4_flush_kern_cache_all)
  *     - flags - vma_area_struct flags describing address space
  */
 ENTRY(v4_flush_user_cache_range)
-#ifdef CPU_CP15
+#ifdef CONFIG_CPU_CP15
        mov     ip, #0
        mcreq   p15, 0, ip, c7, c7, 0           @ flush ID cache
        mov     pc, lr
@@ -116,7 +116,7 @@ ENTRY(v4_dma_inv_range)
  *     - end    - virtual end address
  */
 ENTRY(v4_dma_flush_range)
-#ifdef CPU_CP15
+#ifdef CONFIG_CPU_CP15
        mov     r0, #0
        mcr     p15, 0, r0, c7, c7, 0           @ flush ID cache
 #endif