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video: tegra: lock around DC suspend/resume

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Change-Id: I9c134a2417106538b15cc1cfd615cfb65573e878
Signed-off-by: Erik Gilling <konkers@android.com>
This commit is contained in:
Erik Gilling
2010-10-07 15:45:49 -07:00
parent 9f2af3bee9
commit 3e6ad4d3bb
1 changed files with 4 additions and 0 deletions
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4
drivers/video/tegra/dc/dc.c
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@@ -1066,8 +1066,10 @@ static int tegra_dc_suspend(struct nvhost_device *ndev, pm_message_t state)
dev_info(&ndev->dev, "suspend\n");
mutex_lock(&dc->lock);
if (dc->enabled)
_tegra_dc_disable(dc);
mutex_unlock(&dc->lock);
return 0;
}
@@ -1078,8 +1080,10 @@ static int tegra_dc_resume(struct nvhost_device *ndev)
dev_info(&ndev->dev, "resume\n");
mutex_lock(&dc->lock);
if (dc->enabled)
_tegra_dc_enable(dc);
mutex_unlock(&dc->lock);
return 0;
}