drm/omap: Don't store video mode internally for external encoders

The omap_dss_device .set_timings() operation for external encoders
stores the video mode in the device data structure. That mode is then
never used again. Drop it.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/gpu/drm/omapdrm/displays/encoder-opa362.c

@@ -25,8 +25,6 @@ struct panel_drv_data {
 	struct omap_dss_device dssdev;
 
 	struct gpio_desc *enable_gpio;
-
-	struct videomode vm;
 };
 
 #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
@@ -90,13 +88,10 @@ static void opa362_disable(struct omap_dss_device *dssdev)
 static void opa362_set_timings(struct omap_dss_device *dssdev,
 			       const struct videomode *vm)
 {
-	struct panel_drv_data *ddata = to_panel_data(dssdev);
 	struct omap_dss_device *src = dssdev->src;
 
 	dev_dbg(dssdev->dev, "set_timings\n");
 
-	ddata->vm = *vm;
-
 	src->ops->set_timings(src, vm);
 }
 

drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c

@@ -20,8 +20,6 @@ struct panel_drv_data {
 	struct omap_dss_device dssdev;
 
 	struct gpio_desc *pd_gpio;
-
-	struct videomode vm;
 };
 
 #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
@@ -87,11 +85,8 @@ static void tfp410_fix_timings(struct videomode *vm)
 static void tfp410_set_timings(struct omap_dss_device *dssdev,
 			       const struct videomode *vm)
 {
-	struct panel_drv_data *ddata = to_panel_data(dssdev);
 	struct omap_dss_device *src = dssdev->src;
 
-	ddata->vm = *vm;
-
 	src->ops->set_timings(src, vm);
 }
 

drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c

@@ -28,8 +28,6 @@ struct panel_drv_data {
 	struct gpio_desc *ct_cp_hpd_gpio;
 	struct gpio_desc *ls_oe_gpio;
 	struct gpio_desc *hpd_gpio;
-
-	struct videomode vm;
 };
 
 #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
@@ -96,11 +94,8 @@ static void tpd_disable(struct omap_dss_device *dssdev)
 static void tpd_set_timings(struct omap_dss_device *dssdev,
 			    const struct videomode *vm)
 {
-	struct panel_drv_data *ddata = to_panel_data(dssdev);
 	struct omap_dss_device *src = dssdev->src;
 
-	ddata->vm = *vm;
-
 	src->ops->set_timings(src, vm);
 }