From: Biao Huang <biao.huang@mediatek.com>
To: Jose Abreu <joabreu@synopsys.com>
Cc: andrew@lunn.ch, jianguo.zhang@mediatek.com,
Alexandre Torgue <alexandre.torgue@st.com>,
boon.leong.ong@intel.com, biao.huang@mediatek.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
yt.shen@mediatek.com, linux-mediatek@lists.infradead.org,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Giuseppe Cavallaro <peppe.cavallaro@st.com>,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/4] net: stmmac: dwmac-mediatek: enable Ethernet power domain
Date: Thu, 30 May 2019 16:54:41 +0800 [thread overview]
Message-ID: <1559206484-1825-2-git-send-email-biao.huang@mediatek.com> (raw)
In-Reply-To: <1559206484-1825-1-git-send-email-biao.huang@mediatek.com>
add Ethernet power on/off operations in init/exit flow.
Signed-off-by: Biao Huang <biao.huang@mediatek.com>
---
.../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 <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_net.h>
+#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/stmmac.h>
@@ -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
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next prev parent reply other threads:[~2019-05-30 8:55 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-30 8:54 [PATCH 0/4] complete dwmac-mediatek driver and fix flow control issue Biao Huang
2019-05-30 8:54 ` Biao Huang [this message]
2019-05-30 8:54 ` [PATCH 2/4] net: stmmac: dwmac-mediatek: disable rx watchdog Biao Huang
2019-05-30 8:54 ` [PATCH 3/4] net: stmmac: modify default value of tx-frames Biao Huang
2019-05-30 12:58 ` Andrew Lunn
2019-05-31 1:46 ` biao huang
2019-05-30 8:54 ` [PATCH 4/4] net: stmmac: dwmac4: fix flow control issue Biao Huang
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