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OMAP: DSS2: Fix crash when panel doesn't define enable_te() 

DSI driver didn't check if the panel driver actually implements
enable_te().

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
This commit is contained in:
Tomi Valkeinen 2009-12-08 17:30:24 +02:00
parent dfc0fd8d88
commit 7475e44246
1 changed files with 9 additions and 5 deletions
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14
drivers/video/omap2/dss/dsi.c
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@ -2932,11 +2932,15 @@ static int dsi_set_update_mode(struct omap_dss_device *dssdev,
static int dsi_set_te(struct omap_dss_device *dssdev, bool enable)
{
int r;
r = dssdev->driver->enable_te(dssdev, enable);
/* XXX for some reason, DSI TE breaks if we don't wait here.
* Panel bug? Needs more studying */
msleep(100);
int r = 0;
if (dssdev->driver->enable_te) {
r = dssdev->driver->enable_te(dssdev, enable);
/* XXX for some reason, DSI TE breaks if we don't wait here.
* Panel bug? Needs more studying */
msleep(100);
}
return r;
}