From mboxrd@z Thu Jan 1 00:00:00 1970 From: Biao Huang Subject: [PATCH 1/4] net: stmmac: dwmac-mediatek: enable Ethernet power domain Date: Thu, 30 May 2019 16:54:41 +0800 Message-ID: <1559206484-1825-2-git-send-email-biao.huang@mediatek.com> References: <1559206484-1825-1-git-send-email-biao.huang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1559206484-1825-1-git-send-email-biao.huang@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Jose Abreu 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, andrew@lunn.ch 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 | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c index 126b66b..3c7a60f 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) @@ -364,6 +371,15 @@ static int mediatek_dwmac_probe(struct platform_device *pdev) return 0; } +static int mediatek_dwmac_remove(struct platform_device *pdev) +{ + int ret; + + ret = stmmac_pltfr_remove(pdev); + + return ret; +} + static const struct of_device_id mediatek_dwmac_match[] = { { .compatible = "mediatek,mt2712-gmac", .data = &mt2712_gmac_variant }, @@ -374,7 +390,7 @@ static int mediatek_dwmac_probe(struct platform_device *pdev) static struct platform_driver mediatek_dwmac_driver = { .probe = mediatek_dwmac_probe, - .remove = stmmac_pltfr_remove, + .remove = mediatek_dwmac_remove, .driver = { .name = "dwmac-mediatek", .pm = &stmmac_pltfr_pm_ops, -- 1.7.9.5