In the case of an error on calling dsi_update_screen_l4(), a
successful framedone callback is still sent to panel-taal. An
error should be returned to taal_update() instead.
Signed-off-by: Archit Taneja <archit@xxxxxx>
---
drivers/video/omap2/dss/dsi.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index a6e0f64..7570a53
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -2901,6 +2901,7 @@ int omap_dsi_update(struct omap_dss_device *dssdev,
void (*callback)(int, void *), void *data)
{
dsi.update_channel = channel;
+ int r;
/* OMAP DSS cannot send updates of odd widths.
* omap_dsi_prepare_update() makes the widths even, but add a BUG_ON
@@ -2920,7 +2921,10 @@ int omap_dsi_update(struct omap_dss_device *dssdev,
dsi_update_screen_dispc(dssdev, x, y, w, h);
} else {
- dsi_update_screen_l4(dssdev, x, y, w, h);
+ r = dsi_update_screen_l4(dssdev, x, y, w, h);
+ if (r)
+ return r;
+
dsi_perf_show("L4");
callback(0, data);
}
--
1.5.4.7
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