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path: root/drivers/gpu/drm/exynos/exynos_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_hdmi.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_hdmi.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 32c04a6..fbab3c4 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -2163,6 +2163,13 @@ static void hdmi_commit(void *ctx)
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+ mutex_lock(&hdata->hdmi_mutex);
+ if (!hdata->powered) {
+ mutex_unlock(&hdata->hdmi_mutex);
+ return;
+ }
+ mutex_unlock(&hdata->hdmi_mutex);
+
hdmi_conf_apply(hdata);
}