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path: root/drivers/gpu/drm/i915/display/intel_sdvo.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_sdvo.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_sdvo.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c
index 2da4388e1540..4eaa4aa86ecd 100644
--- a/drivers/gpu/drm/i915/display/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
@@ -1531,7 +1531,7 @@ static void intel_sdvo_pre_enable(struct intel_atomic_state *state,
default:
drm_WARN(&dev_priv->drm, 1,
"unknown pixel multiplier specified\n");
- /* fall through */
+ fallthrough;
case 1: rate = SDVO_CLOCK_RATE_MULT_1X; break;
case 2: rate = SDVO_CLOCK_RATE_MULT_2X; break;
case 4: rate = SDVO_CLOCK_RATE_MULT_4X; break;
@@ -2084,14 +2084,18 @@ intel_sdvo_connector_matches_edid(struct intel_sdvo_connector *sdvo,
static enum drm_connector_status
intel_sdvo_detect(struct drm_connector *connector, bool force)
{
- u16 response;
+ struct drm_i915_private *i915 = to_i915(connector->dev);
struct intel_sdvo *intel_sdvo = intel_attached_sdvo(to_intel_connector(connector));
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
enum drm_connector_status ret;
+ u16 response;
DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
connector->base.id, connector->name);
+ if (!INTEL_DISPLAY_ENABLED(i915))
+ return connector_status_disconnected;
+
if (!intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_ATTACHED_DISPLAYS,
&response, 2))
@@ -2549,19 +2553,19 @@ intel_sdvo_guess_ddc_bus(struct intel_sdvo *sdvo)
switch (sdvo->controlled_output) {
case SDVO_OUTPUT_LVDS1:
mask |= SDVO_OUTPUT_LVDS1;
- /* fall through */
+ fallthrough;
case SDVO_OUTPUT_LVDS0:
mask |= SDVO_OUTPUT_LVDS0;
- /* fall through */
+ fallthrough;
case SDVO_OUTPUT_TMDS1:
mask |= SDVO_OUTPUT_TMDS1;
- /* fall through */
+ fallthrough;
case SDVO_OUTPUT_TMDS0:
mask |= SDVO_OUTPUT_TMDS0;
- /* fall through */
+ fallthrough;
case SDVO_OUTPUT_RGB1:
mask |= SDVO_OUTPUT_RGB1;
- /* fall through */
+ fallthrough;
case SDVO_OUTPUT_RGB0:
mask |= SDVO_OUTPUT_RGB0;
break;