From mboxrd@z Thu Jan 1 00:00:00 1970 From: Caesar Wang Subject: [PATCH 2/4] net: stmmac: dwmac-rk: add pd_gmac support for rk3399 Date: Wed, 31 Aug 2016 04:30:05 +0800 Message-ID: <1472589008-7713-3-git-send-email-wxt@rock-chips.com> References: <1472589008-7713-1-git-send-email-wxt@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Brian Norris , Alexandre Torgue , dbasehore-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, Douglas Anderson , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, David Wu , Giuseppe Cavallaro , Caesar Wang To: Heiko Stuebner , netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: In-Reply-To: <1472589008-7713-1-git-send-email-wxt-TNX95d0MmH7DzftRWevZcw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: netdev.vger.kernel.org From: David Wu Add the gmac power domain support for rk3399, in order to save more power consumption. Signed-off-by: David Wu Signed-off-by: Caesar Wang --- drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index ea0e493..71a1ca5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -30,6 +30,7 @@ #include #include #include +#include #include "stmmac_platform.h" @@ -660,11 +661,17 @@ static int rk_gmac_init(struct platform_device *pdev, void *priv) if (ret) return ret; + pm_runtime_enable(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); + return 0; } static void rk_gmac_powerdown(struct rk_priv_data *gmac) { + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); + phy_power_on(gmac, false); gmac_clk_enable(gmac, false); } -- 1.9.1