@@ -37,6 +37,8 @@ struct panel_lvds {
struct gpio_desc *enable_gpio;
struct gpio_desc *reset_gpio;
+
+ enum drm_panel_orientation orientation;
};
static inline struct panel_lvds *to_panel_lvds(struct drm_panel *panel)
@@ -99,6 +101,7 @@ static int panel_lvds_get_modes(struct drm_panel *panel,
connector->display_info.bus_flags = lvds->data_mirror
? DRM_BUS_FLAG_DATA_LSB_TO_MSB
: DRM_BUS_FLAG_DATA_MSB_TO_LSB;
+ drm_connector_set_panel_orientation(connector, lvds->orientation);
return 1;
}
@@ -116,6 +119,13 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
const char *mapping;
int ret;
+ ret = of_drm_get_panel_orientation(np, &lvds->orientation);
+ if (ret < 0) {
+ dev_err(lvds->dev, "%pOF: problems parsing rotation (%d)\n",
+ np, ret);
+ return ret;
+ }
+
ret = of_get_display_timing(np, "panel-timing", &timing);
if (ret < 0) {
dev_err(lvds->dev, "%pOF: problems parsing panel-timing (%d)\n",
The panel orientation needs to parsed from a device-tree and assigned to the panel's connector in order to make orientation property available to userspace. That's what this patch does for the generic LVDS panel. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- drivers/gpu/drm/panel/panel-lvds.c | 10 ++++++++++ 1 file changed, 10 insertions(+)