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Commit 21df20fc authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

OMAP: DSS2: Taal: Fix TE when resuming 



TE was not initialized properly on power on, which broke TE when resuming
from suspend.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@nokia.com>
parent 1189b7ff

drivers/video/omap2/displays/panel-taal.c

+18 −3
Original line number Diff line number Diff line
@@ -63,6 +63,8 @@ 
/* #define TAAL_USE_ESD_CHECK */

#define TAAL_ESD_CHECK_PERIOD	msecs_to_jiffies(5000)



static int _taal_enable_te(struct omap_dss_device *dssdev, bool enable);



struct taal_data {

	struct backlight_device *bldev;
@@ -666,6 +668,10 @@ static int taal_power_on(struct omap_dss_device *dssdev) 


	taal_dcs_write_0(DCS_DISPLAY_ON);



	r = _taal_enable_te(dssdev, td->te_enabled);

	if (r)

		goto err;



#ifdef TAAL_USE_ESD_CHECK

	queue_delayed_work(td->esd_wq, &td->esd_work, TAAL_ESD_CHECK_PERIOD);

#endif
@@ -828,13 +834,11 @@ static int taal_sync(struct omap_dss_device *dssdev) 
	return 0;

}



static int taal_enable_te(struct omap_dss_device *dssdev, bool enable)

static int _taal_enable_te(struct omap_dss_device *dssdev, bool enable)

{

	struct taal_data *td = dev_get_drvdata(&dssdev->dev);

	int r;



	dsi_bus_lock();



	td->te_enabled = enable;



	if (enable)
@@ -848,6 +852,17 @@ static int taal_enable_te(struct omap_dss_device *dssdev, bool enable) 
	 * Panel bug? Needs more studying */

	msleep(100);



	return r;

}



static int taal_enable_te(struct omap_dss_device *dssdev, bool enable)

{

	int r;



	dsi_bus_lock();



	r = _taal_enable_te(dssdev, enable);



	dsi_bus_unlock();



	return r;