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 --- drivers/gpu/drm/panel/panel-elida-kd35t133.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c index 80227617a4d6..fa85a288afdc 100644 --- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c +++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c @@ -217,15 +217,29 @@ static int kd35t133_get_modes(struct drm_panel *panel, connector->display_info.width_mm = mode->width_mm; connector->display_info.height_mm = mode->height_mm; drm_mode_probed_add(connector, mode); + /* + * drm drivers are expected to call drm_panel_get_orientation() to get + * panel's orientation then drm_connector_set_panel_orientation() to + * set the property before drm_dev_register(). Otherwise there will be + * a WARN_ON if orientation is set after drm is registered. + */ drm_connector_set_panel_orientation(connector, ctx->orientation);
return 1; }
+static enum drm_panel_orientation kd35t133_get_orientation(struct drm_panel *panel) +{ + struct kd35t133 *ctx = panel_to_kd35t133(panel); + + return ctx->orientation; +} + static const struct drm_panel_funcs kd35t133_funcs = { .unprepare = kd35t133_unprepare, .prepare = kd35t133_prepare, .get_modes = kd35t133_get_modes, + .get_orientation = kd35t133_get_orientation, };
static int kd35t133_probe(struct mipi_dsi_device *dsi)