openwrtv3/target/linux/sunxi/patches-3.13/153-4-stmmac-honor-dt-parameter-to-dma-store-and-fwd.patch

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From 6aedb8c06df732625cf998c1428396914f3139b4 Mon Sep 17 00:00:00 2001
From: Chen-Yu Tsai <wens@csie.org>
Date: Fri, 17 Jan 2014 21:24:44 +0800
Subject: [PATCH] net: stmmac: Honor DT parameter to force DMA store and
forward mode
"snps,force_sf_dma_mode" is documented in stmmac device tree bindings,
but is never handled by the driver.
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 704a5e0..634260e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -56,6 +56,8 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
sizeof(struct stmmac_mdio_bus_data),
GFP_KERNEL);
+ plat->force_sf_dma_mode = of_property_read_bool(np, "snps,force_sf_dma_mode");
+
/*
* Currently only the properties needed on SPEAr600
* are provided. All other properties should be added
--
1.8.5.5