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-rw-r--r--drivers/gpu/drm/i915/intel_dsi.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index f09474b0c4d3..1b60df3c14a0 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -1666,6 +1666,27 @@ static const struct drm_connector_funcs intel_dsi_connector_funcs = {
.atomic_duplicate_state = intel_digital_connector_duplicate_state,
};
+static int intel_dsi_get_panel_orientation(struct intel_connector *connector)
+{
+ struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
+ int orientation = DRM_MODE_PANEL_ORIENTATION_NORMAL;
+ enum plane plane;
+ u32 val;
+
+ if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
+ if (connector->encoder->crtc_mask == BIT(PIPE_B))
+ plane = PLANE_B;
+ else
+ plane = PLANE_A;
+
+ val = I915_READ(DSPCNTR(plane));
+ if (val & DISPPLANE_ROTATE_180)
+ orientation = DRM_MODE_PANEL_ORIENTATION_BOTTOM_UP;
+ }
+
+ return orientation;
+}
+
static void intel_dsi_add_properties(struct intel_connector *connector)
{
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
@@ -1681,6 +1702,13 @@ static void intel_dsi_add_properties(struct intel_connector *connector)
allowed_scalers);
connector->base.state->scaling_mode = DRM_MODE_SCALE_ASPECT;
+
+ connector->base.display_info.panel_orientation =
+ intel_dsi_get_panel_orientation(connector);
+ drm_connector_init_panel_orientation_property(
+ &connector->base,
+ connector->panel.fixed_mode->hdisplay,
+ connector->panel.fixed_mode->vdisplay);
}
}