From 35e3fca7e3ddaa2ae1fe9bd00b22be73e60a6042 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Thu, 25 Aug 2016 12:56:50 +0200 Subject: [PATCH] net: mvneta: 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 Acked-by: Joe Hershberger --- drivers/net/mvneta.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/mvneta.c b/drivers/net/mvneta.c index 6d51b9f0c0..7ed9e29fd7 100644 --- a/drivers/net/mvneta.c +++ b/drivers/net/mvneta.c @@ -1506,7 +1506,8 @@ static int mvneta_send(struct udevice *dev, void *packet, int length) tx_desc->buf_phys_addr = (u32)packet; tx_desc->data_size = length; - flush_dcache_range((u32)packet, (u32)packet + length); + flush_dcache_range((u32)packet, + (u32)packet + ALIGN(length, PKTALIGN)); /* First and Last descriptor */ tx_desc->command = MVNETA_TX_L4_CSUM_NOT | MVNETA_TXD_FLZ_DESC; -- 2.25.1