diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index c14c05e8a543..ab01f9ec80ed 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1359,8 +1359,10 @@ static void intel_sdvo_pre_enable(struct intel_encoder *intel_encoder, else sdvox |= SDVO_PIPE_SEL(crtc->pipe); - if (crtc_state->has_audio) + if (crtc_state->has_audio) { + WARN_ON_ONCE(INTEL_GEN(dev_priv) < 4); sdvox |= SDVO_AUDIO_ENABLE; + } if (INTEL_GEN(dev_priv) >= 4) { /* done in crtc_mode_set as the dpll_md reg must be written early */ @@ -1490,6 +1492,9 @@ static void intel_sdvo_get_config(struct intel_encoder *encoder, if (sdvox & HDMI_COLOR_RANGE_16_235) pipe_config->limited_color_range = true; + if (sdvox & SDVO_AUDIO_ENABLE) + pipe_config->has_audio = true; + if (intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ENCODE, &val, 1)) { if (val == SDVO_ENCODE_HDMI) @@ -2465,6 +2470,7 @@ static bool intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) { struct drm_encoder *encoder = &intel_sdvo->base.base; + struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct drm_connector *connector; struct intel_encoder *intel_encoder = to_intel_encoder(encoder); struct intel_connector *intel_connector; @@ -2500,7 +2506,9 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) encoder->encoder_type = DRM_MODE_ENCODER_TMDS; connector->connector_type = DRM_MODE_CONNECTOR_DVID; - if (intel_sdvo_is_hdmi_connector(intel_sdvo, device)) { + /* gen3 doesn't do the hdmi bits in the SDVO register */ + if (INTEL_GEN(dev_priv) >= 4 && + intel_sdvo_is_hdmi_connector(intel_sdvo, device)) { connector->connector_type = DRM_MODE_CONNECTOR_HDMIA; intel_sdvo->is_hdmi = true; } |