From: Stefan Roese Date: Thu, 23 Mar 2017 17:01:28 +0100 Subject: [U-Boot] [PATCH v2 02/45] net: mvpp2: Round up top tx buffer boundaries for dcache ops In-Reply-To: <20170323160211.18072-1-sr@denx.de> References: <20170323160211.18072-1-sr@denx.de> Message-ID: <20170323160211.18072-3-sr@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de 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 --- Changes in v2: - Added Acked-by from Joe drivers/net/mvpp2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) 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(); -- 2.12.1