From: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
The DSI sync() function only locks the bus and then releases
it again. Currently the only invocation is directly before
update(), which locks the bus anyways.
Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
.../gpu/drm/omapdrm/displays/panel-dsi-cm.c | 18 ------------------
drivers/gpu/drm/omapdrm/dss/omapdss.h | 1 -
drivers/gpu/drm/omapdrm/omap_crtc.c | 3 ---
3 files changed, 22 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
index c1afb71af01c..f1e917afcbe4 100644
--- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
+++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
@@ -844,23 +844,6 @@ static int dsicm_update(struct omap_dss_device *dssdev,
return r;
}
-static int dsicm_sync(struct omap_dss_device *dssdev)
-{
- struct panel_drv_data *ddata = to_panel_data(dssdev);
- struct omap_dss_device *src = ddata->src;
-
- dev_dbg(&ddata->dsi->dev, "sync\n");
-
- mutex_lock(&ddata->lock);
- src->ops->dsi.bus_lock(src);
- src->ops->dsi.bus_unlock(src);
- mutex_unlock(&ddata->lock);
-
- dev_dbg(&ddata->dsi->dev, "sync done\n");
-
- return 0;
-}
-
static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable)
{
struct omap_dss_device *src = ddata->src;
@@ -949,7 +932,6 @@ static const struct omap_dss_device_ops dsicm_ops = {
static const struct omap_dss_driver dsicm_dss_driver = {
.update = dsicm_update,
- .sync = dsicm_sync,
};
static int dsicm_probe_of(struct mipi_dsi_device *dsi)
diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h
index 68b3ec4d2553..b02a75d55133 100644
--- a/drivers/gpu/drm/omapdrm/dss/omapdss.h
+++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h
@@ -385,7 +385,6 @@ struct omap_dss_device {
struct omap_dss_driver {
int (*update)(struct omap_dss_device *dssdev,
u16 x, u16 y, u16 w, u16 h);
- int (*sync)(struct omap_dss_device *dssdev);
};
struct dss_device *omapdss_get_dss(void);
diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index 7d66269ad998..b6700f2043be 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -379,9 +379,6 @@ static void omap_crtc_manual_display_update(struct work_struct *data)
return;
}
- if (dssdrv->sync)
- dssdrv->sync(dssdev);
-
ret = dssdrv->update(dssdev, 0, 0, mode->hdisplay, mode->vdisplay);
if (ret < 0) {
spin_lock_irq(&dev->event_lock);
--
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