drm/panel: panel-edp: Implement .get_orientation callback

To return the orientation property to drm/kms driver.

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
[dianders: fixed space vs. tab indentation]
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220609072722.3488207-4-hsinyi@chromium.org

diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index 11e4ff5..13dc1e0 100644 (file)
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -587,7 +587,10 @@ static int panel_edp_get_modes(struct drm_panel *panel,
        else if (!num)
                dev_warn(p->base.dev, "No display modes\n");
 
-       /* set up connector's "panel orientation" property */
+       /*
+        * TODO: Remove once all drm drivers call
+        * drm_connector_set_orientation_from_panel()
+        */
        drm_connector_set_panel_orientation(connector, p->orientation);
 
        return num;
@@ -610,6 +613,13 @@ static int panel_edp_get_timings(struct drm_panel *panel,
        return p->desc->num_timings;
 }
 
+static enum drm_panel_orientation panel_edp_get_orientation(struct drm_panel *panel)
+{
+       struct panel_edp *p = to_panel_edp(panel);
+
+       return p->orientation;
+}
+
 static int detected_panel_show(struct seq_file *s, void *data)
 {
        struct drm_panel *panel = s->private;
@@ -638,6 +648,7 @@ static const struct drm_panel_funcs panel_edp_funcs = {
        .prepare = panel_edp_prepare,
        .enable = panel_edp_enable,
        .get_modes = panel_edp_get_modes,
+       .get_orientation = panel_edp_get_orientation,
        .get_timings = panel_edp_get_timings,
        .debugfs_init = panel_edp_debugfs_init,
 };