From: Inki Dae Date: Tue, 11 Sep 2012 07:35:23 +0000 (+0900) Subject: drm/exynos: fix duplicated mutex lock issue X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=471d60fe594ed1a7ae28a3f911d1200ae51efbdc;p=openwrt%2Fstaging%2Fblogic.git drm/exynos: fix duplicated mutex lock issue exynos_drm_crtc_dpms function doesn't need mutex lock because mutex lock was called by drm framework so this patch removes mutex lock call from that function to avoid duplicated mutex locking. Signed-off-by: Inki Dae Signed-off-by: Kyungmin Park --- diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index b612bf5bc1a8..8bd4d7ed964b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -66,7 +66,6 @@ struct exynos_drm_crtc { static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode) { - struct drm_device *dev = crtc->dev; struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); DRM_DEBUG_KMS("crtc[%d] mode[%d]\n", crtc->base.id, mode); @@ -76,12 +75,8 @@ static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode) return; } - mutex_lock(&dev->struct_mutex); - exynos_drm_fn_encoder(crtc, &mode, exynos_drm_encoder_crtc_dpms); exynos_crtc->dpms = mode; - - mutex_unlock(&dev->struct_mutex); } static void exynos_drm_crtc_prepare(struct drm_crtc *crtc)