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drm/exynos: fix nested calls to lock mutex in drm resume

Message ID 1398862942-6668-1-git-send-email-rahul.sharma@samsung.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Rahul Sharma April 30, 2014, 1:02 p.m. UTC
From: Rahul Sharma <Rahul.Sharma@samsung.com>

While testing S2R on exynos board, system is hanging and
rebooting due to nested mutex_lock calls in exynos drm
resume callback. Changing the order of the calls is fixing
the issue.

Change-Id: I3f3ada8a413a414dca0bbac53cfc5fe3138af4d6
Signed-off-by: Rahul Sharma <Rahul.Sharma@samsung.com>
 drivers/gpu/drm/exynos/exynos_drm_drv.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index bb7dfee..2bb6233 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -184,8 +184,8 @@  static int exynos_drm_resume(struct drm_device *dev)
 			connector->funcs->dpms(connector, connector->dpms);
-	drm_helper_resume_force_mode(dev);
+	drm_helper_resume_force_mode(dev);
 	return 0;