From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 02/10] net: stmmac: Honor DT parameter to force DMA store and forward mode Date: Fri, 06 Dec 2013 16:26:06 -0500 (EST) Message-ID: <20131206.162606.2277176361893801778.davem@davemloft.net> References: <1386350983-13281-1-git-send-email-wens@csie.org> <1386350983-13281-3-git-send-email-wens@csie.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1386350983-13281-3-git-send-email-wens@csie.org> Sender: linux-kernel-owner@vger.kernel.org To: wens@csie.org Cc: peppe.cavallaro@st.com, netdev@vger.kernel.org, rob.herring@calxeda.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, srinivas.kandagatla@st.com, maxime.ripard@free-electrons.com List-Id: devicetree@vger.kernel.org From: Chen-Yu Tsai 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?