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path: root/drivers/video/omap2/displays/panel-taal.c
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Diffstat (limited to 'drivers/video/omap2/displays/panel-taal.c')
-rw-r--r--drivers/video/omap2/displays/panel-taal.c76
1 files changed, 54 insertions, 22 deletions
diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c
index 4ccb583b7b67..58293203fc05 100644
--- a/drivers/video/omap2/displays/panel-taal.c
+++ b/drivers/video/omap2/displays/panel-taal.c
@@ -725,10 +725,58 @@ static int taal_resume(struct omap_dss_device *dssdev)
return 0;
}
-static void taal_setup_update(struct omap_dss_device *dssdev,
+static void taal_framedone_cb(int err, void *data)
+{
+ struct omap_dss_device *dssdev = data;
+ dev_dbg(&dssdev->dev, "framedone, err %d\n", err);
+ dsi_bus_unlock();
+}
+
+static int taal_update(struct omap_dss_device *dssdev,
u16 x, u16 y, u16 w, u16 h)
{
- taal_set_update_window(x, y, w, h);
+ struct taal_data *td = dev_get_drvdata(&dssdev->dev);
+ int r;
+
+ dev_dbg(&dssdev->dev, "update %d, %d, %d x %d\n", x, y, w, h);
+
+ dsi_bus_lock();
+
+ if (!td->enabled) {
+ r = 0;
+ goto err;
+ }
+
+ r = omap_dsi_prepare_update(dssdev, &x, &y, &w, &h);
+ if (r)
+ goto err;
+
+ r = taal_set_update_window(x, y, w, h);
+ if (r)
+ goto err;
+
+ r = omap_dsi_update(dssdev, TCH, x, y, w, h,
+ taal_framedone_cb, dssdev);
+ if (r)
+ goto err;
+
+ /* note: no bus_unlock here. unlock is in framedone_cb */
+ return 0;
+err:
+ dsi_bus_unlock();
+ return r;
+}
+
+static int taal_sync(struct omap_dss_device *dssdev)
+{
+ dev_dbg(&dssdev->dev, "sync\n");
+
+ dsi_bus_lock();
+ dsi_bus_unlock();
+
+ dev_dbg(&dssdev->dev, "sync done\n");
+
+ return 0;
}
static int taal_enable_te(struct omap_dss_device *dssdev, bool enable)
@@ -762,24 +810,6 @@ static int taal_get_te(struct omap_dss_device *dssdev)
return td->te_enabled;
}
-static int taal_wait_te(struct omap_dss_device *dssdev)
-{
- struct taal_data *td = dev_get_drvdata(&dssdev->dev);
- long wait = msecs_to_jiffies(500);
-
- if (!td->use_ext_te || !td->te_enabled)
- return 0;
-
- INIT_COMPLETION(td->te_completion);
- wait = wait_for_completion_timeout(&td->te_completion, wait);
- if (wait == 0) {
- dev_err(&dssdev->dev, "timeout waiting TE\n");
- return -ETIME;
- }
-
- return 0;
-}
-
static int taal_rotate(struct omap_dss_device *dssdev, u8 rotate)
{
struct taal_data *td = dev_get_drvdata(&dssdev->dev);
@@ -1018,15 +1048,17 @@ static struct omap_dss_driver taal_driver = {
.suspend = taal_suspend,
.resume = taal_resume,
- .setup_update = taal_setup_update,
.set_update_mode = taal_set_update_mode,
.get_update_mode = taal_get_update_mode,
+
+ .update = taal_update,
+ .sync = taal_sync,
+
.get_resolution = taal_get_resolution,
.get_recommended_bpp = omapdss_default_get_recommended_bpp,
.enable_te = taal_enable_te,
.get_te = taal_get_te,
- .wait_for_te = taal_wait_te,
.set_rotate = taal_rotate,
.get_rotate = taal_get_rotate,

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