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[RFC,3/5] drm/i915/opregion: handle missing connector types for acpi display types

Message ID 61a2074afd296e66090be4b3ed49a9d29e24cf4c.1458731538.git.jani.nikula@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jani Nikula March 23, 2016, 11:16 a.m. UTC 
Most notably eDP, DSI, and TV. Add MISSING_CASE handling so we won't
miss this in the future.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/intel_opregion.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index bf9de82ccec7..adba17bfe5ba 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -684,7 +684,7 @@  static void set_did(struct intel_opregion *opregion, int i, u32 val)
 
 static u32 acpi_display_type(struct drm_connector *connector)
 {
-	u32 display_type = ACPI_DISPLAY_TYPE_OTHER;
+	u32 display_type;
 
 	switch (connector->connector_type) {
 	case DRM_MODE_CONNECTOR_VGA:
@@ -695,6 +695,7 @@  static u32 acpi_display_type(struct drm_connector *connector)
 	case DRM_MODE_CONNECTOR_SVIDEO:
 	case DRM_MODE_CONNECTOR_Component:
 	case DRM_MODE_CONNECTOR_9PinDIN:
+	case DRM_MODE_CONNECTOR_TV:
 		display_type = ACPI_DISPLAY_TYPE_TV;
 		break;
 	case DRM_MODE_CONNECTOR_DVII:
@@ -705,8 +706,18 @@  static u32 acpi_display_type(struct drm_connector *connector)
 		display_type = ACPI_DISPLAY_TYPE_EXTERNAL_DIGITAL;
 		break;
 	case DRM_MODE_CONNECTOR_LVDS:
+	case DRM_MODE_CONNECTOR_eDP:
+	case DRM_MODE_CONNECTOR_DSI:
 		display_type = ACPI_DISPLAY_TYPE_INTERNAL_DIGITAL;
 		break;
+	case DRM_MODE_CONNECTOR_Unknown:
+	case DRM_MODE_CONNECTOR_VIRTUAL:
+		display_type = ACPI_DISPLAY_TYPE_OTHER;
+		break;
+	default:
+		MISSING_CASE(connector->connector_type);
+		display_type = ACPI_DISPLAY_TYPE_OTHER;
+		break;
 	}
 
 	return display_type;