mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-15 07:58:06 +02:00
09cfea7639
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26274 3c298f89-4303-0410-b956-a3cf2f4a3e73
23 lines
698 B
Diff
23 lines
698 B
Diff
diff -urN linux-2.6.38.old/drivers/mtd/nand/omap2.c linux-2.6.38/drivers/mtd/nand/omap2.c
|
|
--- linux-2.6.38.old/drivers/mtd/nand/omap2.c 2011-03-15 02:20:32.000000000 +0100
|
|
+++ linux-2.6.38/drivers/mtd/nand/omap2.c 2011-03-21 15:05:21.000000000 +0100
|
|
@@ -245,6 +245,18 @@
|
|
int ret = 0;
|
|
u32 *p = (u32 *)buf;
|
|
|
|
+ /* u32 align the buffer and read */
|
|
+ /* NB: This assumes the buf ptr can be aligned *down* which is a valid.
|
|
+ * Assumption when dealing with ecc buffers etc.
|
|
+ */
|
|
+ u32 addr = (u32)p;
|
|
+
|
|
+ int diff = addr & 3;
|
|
+ addr -= diff;
|
|
+ len += diff;
|
|
+ len = (len + 3) & ~3;
|
|
+ p = (u32 *)addr;
|
|
+
|
|
/* take care of subpage reads */
|
|
if (len % 4) {
|
|
if (info->nand.options & NAND_BUSWIDTH_16)
|