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authorSonic Zhang <sonic.zhang@analog.com>2013-08-28 18:55:39 +0800
committerDavid S. Miller <davem@davemloft.net>2013-08-30 17:26:09 -0400
commite2a240c7d3bcebf90936cc7c22c2729b3a4cec1f (patch)
tree3f64f44e21ffb77d25c5680cc92ffe579ae9648b /include/linux/stmmac.h
parent816c5b5b016acde51f0547cf1657d87cf22a6d47 (diff)
driver:net:stmmac: Disable DMA store and forward mode if platform data force_thresh_dma_mode is set.
Some synopsys ip implementation doesn't support DMA store and forward mode, such as BF60x. So, set force_thresh_dma_mode to use DMA thresholds only. Update document and devicetree as well. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/stmmac.h')
-rw-r--r--include/linux/stmmac.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 9e495d31516e..bb5deb0feb6b 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -108,6 +108,7 @@ struct plat_stmmacenet_data {
int bugged_jumbo;
int pmt;
int force_sf_dma_mode;
+ int force_thresh_dma_mode;
int riwt_off;
void (*fix_mac_speed)(void *priv, unsigned int speed);
void (*bus_setup)(void __iomem *ioaddr);