From 6202b8f28c10977a9533ba4c49574b136a64ce82 Mon Sep 17 00:00:00 2001 From: karl beldan Date: Mon, 15 Aug 2016 17:23:00 +0000 Subject: [PATCH] net: davinci_emac: 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 remaining warnings: CACHE: Misaligned operation at range Signed-off-by: Karl Beldan Acked-by: Joe Hershberger Reviewed-by: Tom Rini Reviewed-by: Mugunthan V N --- drivers/net/davinci_emac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index c591773660..187137c8b4 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -637,7 +637,7 @@ static int davinci_eth_send_packet (struct eth_device *dev, EMAC_CPPI_EOP_BIT); flush_dcache_range((unsigned long)packet, - (unsigned long)packet + length); + (unsigned long)packet + ALIGN(length, PKTALIGN)); /* Send the packet */ writel(BD_TO_HW((unsigned long)emac_tx_desc), &adap_emac->TX0HDP); -- 2.39.2