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drm/i915/dp: fix DP audio for PORT_A on gen12+

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Starting with gen12, PORT_A can be connected to a transcoder
with audio support. Modify the existing logic that disabled
audio on PORT_A unconditionally.

Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191125125313.17584-1-kai.vehmanen@linux.intel.com
This commit is contained in:
Kai Vehmanen 2019-11-25 14:53:12 +02:00 committed by Matt Roper
parent 9b93daa93e
commit 071309814d
1 changed files with 12 additions and 1 deletions
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13
drivers/gpu/drm/i915/display/intel_dp.c
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@ -2308,6 +2308,17 @@ bool intel_dp_limited_color_range(const struct intel_crtc_state *crtc_state,
}
}
static bool intel_dp_port_has_audio(struct drm_i915_private *dev_priv,
enum port port)
{
if (IS_G4X(dev_priv))
return false;
if (INTEL_GEN(dev_priv) < 12 && port == PORT_A)
return false;
return true;
}
int
intel_dp_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config,
@ -2341,7 +2352,7 @@ intel_dp_compute_config(struct intel_encoder *encoder,
return ret;
pipe_config->has_drrs = false;
if (IS_G4X(dev_priv) || port == PORT_A)
if (!intel_dp_port_has_audio(dev_priv, port))
pipe_config->has_audio = false;
else if (intel_conn_state->force_audio == HDMI_AUDIO_AUTO)
pipe_config->has_audio = intel_dp->has_audio;