From mboxrd@z Thu Jan 1 00:00:00 1970 From: Biao Huang Subject: [v2, PATCH 1/4] net: stmmac: dwmac-mediatek: enable Ethernet power domain Date: Mon, 3 Jun 2019 09:58:03 +0800 Message-ID: <1559527086-7227-2-git-send-email-biao.huang@mediatek.com> References: <1559527086-7227-1-git-send-email-biao.huang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1559527086-7227-1-git-send-email-biao.huang@mediatek.com> Sender: netdev-owner@vger.kernel.org To: davem@davemloft.net, Jose Abreu , andrew@lunn.ch Cc: Giuseppe Cavallaro , Alexandre Torgue , Maxime Coquelin , Matthias Brugger , netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, yt.shen@mediatek.com, biao.huang@mediatek.com, jianguo.zhang@mediatek.com, boon.leong.ong@intel.com List-Id: linux-mediatek@lists.infradead.org add Ethernet power on/off operations in init/exit flow. Signed-off-by: Biao Huang --- .../net/ethernet/stmicro/stmmac/dwmac-mediatek.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c index 126b66b..b84269e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include @@ -298,6 +299,9 @@ static int mediatek_dwmac_init(struct platform_device *pdev, void *priv) return ret; } + pm_runtime_enable(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); + return 0; } @@ -307,6 +311,9 @@ static void mediatek_dwmac_exit(struct platform_device *pdev, void *priv) const struct mediatek_dwmac_variant *variant = plat->variant; clk_bulk_disable_unprepare(variant->num_clks, plat->clks); + + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); } static int mediatek_dwmac_probe(struct platform_device *pdev) -- 1.7.9.5