ARM: bcm283x: Allocate all mailbox buffers cacheline aligned
The mailbox buffer is required to be at least 16 bytes aligned, but for
cache invalidation and/or flush it needs to be cacheline aligned.
Use ALLOC_CACHE_ALIGN_BUFFER for all mailbox buffer allocations.
Signed-off-by: Alexander Stein <alexanders83@web.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Tested-by: Stephen Warren <swarren@wwwdotorg.org>
diff --git a/drivers/video/bcm2835.c b/drivers/video/bcm2835.c
index 1f18231..61d054d 100644
--- a/drivers/video/bcm2835.c
+++ b/drivers/video/bcm2835.c
@@ -38,8 +38,8 @@
void lcd_ctrl_init(void *lcdbase)
{
- ALLOC_ALIGN_BUFFER(struct msg_query, msg_query, 1, 16);
- ALLOC_ALIGN_BUFFER(struct msg_setup, msg_setup, 1, 16);
+ ALLOC_CACHE_ALIGN_BUFFER(struct msg_query, msg_query, 1);
+ ALLOC_CACHE_ALIGN_BUFFER(struct msg_setup, msg_setup, 1);
int ret;
u32 w, h;