From: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
To: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Subject: [PATCH net-next 1/3] net: ethernet: ave: Add suspend/resume support
Date: Thu, 29 Nov 2018 17:06:31 +0900 [thread overview]
Message-ID: <1543478793-13719-2-git-send-email-hayashi.kunihiko@socionext.com> (raw)
In-Reply-To: <1543478793-13719-1-git-send-email-hayashi.kunihiko@socionext.com>
This patch introduces suspend and resume functions to ave driver.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
---
drivers/net/ethernet/socionext/sni_ave.c | 44 ++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/drivers/net/ethernet/socionext/sni_ave.c b/drivers/net/ethernet/socionext/sni_ave.c
index 6732f5c..64115b1 100644
--- a/drivers/net/ethernet/socionext/sni_ave.c
+++ b/drivers/net/ethernet/socionext/sni_ave.c
@@ -1734,6 +1734,49 @@ static int ave_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int ave_suspend(struct device *dev)
+{
+ struct net_device *ndev = dev_get_drvdata(dev);
+ struct ave_private *priv = netdev_priv(ndev);
+ int ret = 0;
+
+ if (netif_running(ndev)) {
+ ret = ave_stop(ndev);
+ netif_device_detach(ndev);
+ }
+
+ return ret;
+}
+
+static int ave_resume(struct device *dev)
+{
+ struct net_device *ndev = dev_get_drvdata(dev);
+ struct ave_private *priv = netdev_priv(ndev);
+ int ret = 0;
+
+ ave_global_reset(ndev);
+
+ if (ndev->phydev) {
+ ret = phy_resume(ndev->phydev);
+ if (ret)
+ return ret;
+ }
+
+ if (netif_running(ndev)) {
+ ret = ave_open(ndev);
+ netif_device_attach(ndev);
+ }
+
+ return ret;
+}
+
+static SIMPLE_DEV_PM_OPS(ave_pm_ops, ave_suspend, ave_resume);
+#define AVE_PM_OPS (&ave_pm_ops)
+#else
+#define AVE_PM_OPS NULL
+#endif
+
static int ave_pro4_get_pinmode(struct ave_private *priv,
phy_interface_t phy_mode, u32 arg)
{
@@ -1908,6 +1951,7 @@ static struct platform_driver ave_driver = {
.remove = ave_remove,
.driver = {
.name = "ave",
+ .pm = AVE_PM_OPS,
.of_match_table = of_ave_match,
},
};
--
2.7.4
next prev parent reply other threads:[~2018-11-29 8:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-29 8:06 [PATCH net-next 0/3] Add suspend/resume support for AVE ethernet driver Kunihiko Hayashi
2018-11-29 8:06 ` Kunihiko Hayashi [this message]
2018-11-29 8:06 ` [PATCH net-next 2/3] net: ethernet: ave: Set initial wol state to disabled Kunihiko Hayashi
2018-11-29 8:06 ` [PATCH net-next 3/3] net: ethernet: ave: Preserve wol state in suspend/resume sequence Kunihiko Hayashi
2018-11-29 18:35 ` [PATCH net-next 0/3] Add suspend/resume support for AVE ethernet driver David Miller
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