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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 <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
hifive-unleashed-5.1
Inki Dae 2012-09-11 16:35:23 +09:00
parent 6b6bae24c7
commit 471d60fe59
1 changed files with 0 additions and 5 deletions
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5
drivers/gpu/drm/exynos/exynos_drm_crtc.c
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@ -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)