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net: mvneta: Round up top tx buffer boundaries for dcache ops

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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>
This commit is contained in:
Stefan Roese 2016-08-25 12:56:50 +02:00
parent cbe7706ab8
commit 35e3fca7e3
1 changed files with 2 additions and 1 deletions
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3
drivers/net/mvneta.c
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@ -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;