linux-kernel - [PATCH v1 2/4] drm/bridge: analogix

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Message-Id: <1475160400-30782-3-git-send-email-wzz@rock-chips.com>
Date:   Thu, 29 Sep 2016 22:46:38 +0800
From:   zain wang <wzz@...k-chips.com>
To:     Sean Paul <seanpaul@...omium.org>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Inki Dae <inki.dae@...sung.com>,
        David Airlie <airlied@...ux.ie>
Cc:     Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Mika Kahola <mika.kahola@...el.com>,
        Stéphane Marchesin <marcheu@...omium.org>,
        Tomasz Figa <tfiga@...omium.org>, dianders@...omium.org,
        Thierry Reding <treding@...dia.com>,
        Krzysztof Kozlowski <k.kozlowski@...sung.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Jingoo Han <jingoohan1@...il.com>,
        Javier Martinez Canillas <javier@....samsung.com>,
        Yakir Yang <ykk@...k-chips.com>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-samsung-soc@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, zain wang <wzz@...k-chips.com>
Subject: [PATCH v1 2/4] drm/bridge: analogix_dp: get sync PM when init eDP

Signed-off-by: zain wang <wzz@...k-chips.com>

---

 drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index 206529a..026ec91 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -1386,10 +1386,12 @@ int analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
 	}
 
 	pm_runtime_enable(dev);
+	pm_runtime_get_sync(dev);
 
 	phy_power_on(dp->phy);
 
 	analogix_dp_init_dp(dp);
+	pm_runtime_put_sync(dev);
 
 	ret = devm_request_threaded_irq(&pdev->dev, dp->irq,
 					analogix_dp_hardirq,
-- 
1.9.1