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OMAP: DSS2: Taal: Fix TE when resuming

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

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
This commit is contained in:
Tomi Valkeinen 2010-03-02 12:13:55 +02:00
parent 1189b7ff64
commit 21df20fcfb
1 changed files with 18 additions and 3 deletions
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21
drivers/video/omap2/displays/panel-taal.c
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@ -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;