From: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Date: Fri, 21 Mar 2014 12:16:57 +0000 (+0400)
Subject: net/designware: align DMA buffer descriptors to D$ line
X-Git-Tag: v2014.04-rc3~17
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=a7b26dbb49139535992c6d4c282bcf258b3f7fa3;p=u-boot

net/designware: align DMA buffer descriptors to D$ line

It's important to have ability to flush/invalidate each DMA buffer descriptor
individually to prevent incoherency of adjacent BDs.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>

Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Vipin Kumar <vipin.kumar@st.com>
Cc: Stefan Roese <sr@denx.de>
Cc: Shiraz Hashim <shiraz.hashim@st.com>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Amit Virdi <amit.virdi@st.com>
Cc: Sonic Zhang <sonic.zhang@analog.com>
---

diff --git a/drivers/net/designware.h b/drivers/net/designware.h
index afeaccec19..382b0c7f0a 100644
--- a/drivers/net/designware.h
+++ b/drivers/net/designware.h
@@ -110,7 +110,7 @@ struct dmamacdescr {
 	u32 dmamac_cntl;
 	void *dmamac_addr;
 	struct dmamacdescr *dmamac_next;
-} __aligned(16);
+} __aligned(ARCH_DMA_MINALIGN);
 
 /*
  * txrx_status definitions