linux-kernel - Re: [PATCH 02/10] net: stmmac: Honor DT parameter to force DMA store and forward mode

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Date:	Fri, 06 Dec 2013 16:26:06 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	wens@...e.org
Cc:	peppe.cavallaro@...com, netdev@...r.kernel.org,
	rob.herring@...xeda.com, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-sunxi@...glegroups.com, srinivas.kandagatla@...com,
	maxime.ripard@...e-electrons.com
Subject: Re: [PATCH 02/10] net: stmmac: Honor DT parameter to force DMA
 store and forward mode

From: Chen-Yu Tsai <wens@...e.org>
Date: Sat,  7 Dec 2013 01:29:35 +0800

> @@ -47,6 +47,7 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
>  		plat->bus_id = 0;
>  
>  	of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr);
> +	plat->force_sf_dma_mode = of_property_read_bool(np, "snps,force_sf_dma_mode");

Will this do the right thing for when the property is not present?
Right now the force_sf_dma_mode value is always false.

In fact won't it override the explicit settings done elsewhere in the
driver?
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