From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Crispin Subject: [PATCH 3/3] net-next: mediatek: add RX delay support Date: Thu, 5 May 2016 11:17:36 +0200 Message-ID: <1462439856-51788-4-git-send-email-john@phrozen.org> References: <1462439856-51788-1-git-send-email-john@phrozen.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, John Crispin , linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, nbd-Vt+b4OUoWG0@public.gmane.org To: "David S. Miller" Return-path: In-Reply-To: <1462439856-51788-1-git-send-email-john-Pj+rj9U5foFAfugRpC6u6w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+glpam-linux-mediatek=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: netdev.vger.kernel.org If an external Gigabit PHY is connected to either of the MACs we need to tell the to use a RX delay. Not doing so will result in heavy packet loss and/or data corruption of RX traffic. Signed-off-by: John Crispin --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index d397bec..41cdc0d 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -226,6 +226,7 @@ static int mtk_phy_connect(struct mtk_mac *mac) return -ENODEV; switch (of_get_phy_mode(np)) { + case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII: ge_mode = 0; break; -- 1.7.10.4