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path: root/drivers/video/omap2/dss/venc.c
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Diffstat (limited to 'drivers/video/omap2/dss/venc.c')
-rw-r--r--drivers/video/omap2/dss/venc.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c
index 8e35a5bae429..980f919ed987 100644
--- a/drivers/video/omap2/dss/venc.c
+++ b/drivers/video/omap2/dss/venc.c
@@ -34,7 +34,7 @@
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
 
-#include <plat/display.h>
+#include <video/omapdss.h>
 #include <plat/cpu.h>
 
 #include "dss.h"
@@ -373,8 +373,11 @@ static void venc_reset(void)
 		}
 	}
 
+#ifdef CONFIG_OMAP2_DSS_SLEEP_AFTER_VENC_RESET
 	/* the magical sleep that makes things work */
+	/* XXX more info? What bug this circumvents? */
 	msleep(20);
+#endif
 }
 
 static void venc_enable_clocks(int enable)
@@ -473,6 +476,12 @@ static int venc_panel_enable(struct omap_dss_device *dssdev)
 
 	mutex_lock(&venc.venc_lock);
 
+	r = omap_dss_start_device(dssdev);
+	if (r) {
+		DSSERR("failed to start device\n");
+		goto err0;
+	}
+
 	if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) {
 		r = -EINVAL;
 		goto err1;
@@ -484,10 +493,11 @@ static int venc_panel_enable(struct omap_dss_device *dssdev)
 
 	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
 
-	/* wait couple of vsyncs until enabling the LCD */
-	msleep(50);
-
+	mutex_unlock(&venc.venc_lock);
+	return 0;
 err1:
+	omap_dss_stop_device(dssdev);
+err0:
 	mutex_unlock(&venc.venc_lock);
 
 	return r;
@@ -510,10 +520,9 @@ static void venc_panel_disable(struct omap_dss_device *dssdev)
 
 	venc_power_off(dssdev);
 
-	/* wait at least 5 vsyncs after disabling the LCD */
-	msleep(100);
-
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+
+	omap_dss_stop_device(dssdev);
 end:
 	mutex_unlock(&venc.venc_lock);
 }