Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/arch/arm/mm/cache-v4wt.S b/arch/arm/mm/cache-v4wt.S
index a7b276d..5f60392 100644
--- a/arch/arm/mm/cache-v4wt.S
+++ b/arch/arm/mm/cache-v4wt.S
@@ -153,12 +153,23 @@
* - start - virtual start address
* - end - virtual end address
*/
-v4wt_dma_inv_range:
+ENTRY(v4wt_dma_inv_range)
bic r0, r0, #CACHE_DLINESIZE - 1
1: mcr p15, 0, r0, c7, c6, 1 @ invalidate D entry
add r0, r0, #CACHE_DLINESIZE
cmp r0, r1
blo 1b
+ /* FALLTHROUGH */
+
+/*
+ * dma_clean_range(start, end)
+ *
+ * Clean the specified virtual address range.
+ *
+ * - start - virtual start address
+ * - end - virtual end address
+ */
+ENTRY(v4wt_dma_clean_range)
mov pc, lr
/*
@@ -208,5 +219,7 @@
.long v4wt_flush_kern_dcache_area
.long v4wt_dma_map_area
.long v4wt_dma_unmap_area
+ .long v4wt_dma_inv_range
+ .long v4wt_dma_clean_range
.long v4wt_dma_flush_range
.size v4wt_cache_fns, . - v4wt_cache_fns