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authorStefan Roese <sr@denx.de>2017-02-16 13:58:37 +0100
committerStefan Roese <sr@denx.de>2017-03-29 07:39:44 +0200
commitf811e04ad76019fccb79c8ac2c84a4e84ebef5fd (patch)
tree0859d36dd7f1fa3e02ae7073cbda34adaef809da
parente1b27d27a64d3b007c877f48a1aa106d228db7fc (diff)
net: mvpp2: Round up top tx buffer boundaries for dcache ops
check_cache_range() warns that the top boundaries are not properly aligned when flushing or invalidating the buffers and make these operations fail. This gets rid of the warnings: CACHE: Misaligned operation at range ... Signed-off-by: Stefan Roese <sr@denx.de> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
-rw-r--r--drivers/net/mvpp2.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c
index 88e88b903b..93eb1f2dd4 100644
--- a/drivers/net/mvpp2.c
+++ b/drivers/net/mvpp2.c
@@ -3972,7 +3972,8 @@ static int mvpp2_send(struct udevice *dev, void *packet, int length)
| MVPP2_TXD_F_DESC | MVPP2_TXD_L_DESC;
/* Flush tx data */
- flush_dcache_range((u32)packet, (u32)packet + length);
+ flush_dcache_range((unsigned long)packet,
+ (unsigned long)packet + ALIGN(length, PKTALIGN));
/* Enable transmit */
mb();