linux-kernel - [PATCH v4 03/15] drm: rockchip/dw_hdmi_rockchip: add resume/suspend support

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Message-Id: <1425177128-1844-1-git-send-email-ykk@rock-chips.com>
Date:	Sat, 28 Feb 2015 21:32:08 -0500
From:	Yakir Yang <ykk@...k-chips.com>
To:	djkurtz@...omium.org, dianders@...omium.org,
	linux-rockchip@...ts.infradead.org
Cc:	David Airlie <airlied@...ux.ie>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Yakir Yang <ykk@...k-chips.com>,
	Andy Yan <andy.yan@...k-chips.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Fabio Estevam <fabio.estevam@...escale.com>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	mmind00@...glemail.com, marcheu@...omium.org,
	mark.yao@...k-chips.com
Subject: [PATCH v4 03/15] drm: rockchip/dw_hdmi_rockchip: add resume/suspend support

Signed-off-by: Yakir Yang <ykk@...k-chips.com>
---
Changes in v4: None
Changes in v3:
- Setting the .pm member instead of suspend/resume

Changes in v2:
- Add suspend/resume support for dw_hdmi_rockchip driver

 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index d236faa..fc1d02e 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -323,11 +323,27 @@ static int dw_hdmi_rockchip_remove(struct platform_device *pdev)
 	return 0;
 }
 
+static int dw_hdmi_rockchip_suspend(struct device *dev)
+{
+	return dw_hdmi_suspend(dev);
+}
+
+static int dw_hdmi_rockchip_resume(struct device *dev)
+{
+	return dw_hdmi_resume(dev);
+}
+
+static const struct dev_pm_ops dw_hdmi_rockchip_pm = {
+	.resume = dw_hdmi_rockchip_resume,
+	.suspend = dw_hdmi_rockchip_suspend,
+};
+
 static struct platform_driver dw_hdmi_rockchip_pltfm_driver = {
 	.probe  = dw_hdmi_rockchip_probe,
 	.remove = dw_hdmi_rockchip_remove,
 	.driver = {
 		.name = "dwhdmi-rockchip",
+		.pm = &dw_hdmi_rockchip_pm,
 		.of_match_table = dw_hdmi_rockchip_dt_ids,
 	},
 };
-- 
2.1.2


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