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| author |   Lyude <cpaul@redhat.com> | 2016-05-03 11:01:32 -0400 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-05-03 22:28:26 +0200 |
| commit | 5a8f97ea04c98201deeb973c3f711c3c156115e9 (patch) | |
| tree | d9fd94ca81a9978671e293c1ef4a41ac208627f2 /drivers/gpu/drm/i915/intel_ddi.c | |
| parent | mfd: intel_soc_pmic_core: Terminate panel control GPIO lookup table correctly (diff) | |
| download | linux-dev-5a8f97ea04c98201deeb973c3f711c3c156115e9.tar.xz linux-dev-5a8f97ea04c98201deeb973c3f711c3c156115e9.zip | |
Revert "drm/i915: start adding dp mst audio"
Right now MST audio is causing too many kernel panics to really keep
around in the kernel. On top of that, even after fixing said panics it's
still basically non-functional (at least on all the setups I've tested
it on). Revert until we have a proper solution for this.
This reverts commit 3d52ccf52f2c51f613e42e65be0f06e4e6788093.
Signed-off-by: Lyude <cpaul@redhat.com>
Fixes: 3d52ccf52f2c ("drm/i915: start adding dp mst audio")
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1462287692-28570-1-git-send-email-cpaul@redhat.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ddi.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 422ec81ef59b..de5fb8cf9df4 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2131,23 +2131,6 @@ void intel_ddi_fdi_disable(struct drm_crtc *crtc) I915_WRITE(FDI_RX_CTL(PIPE_A), val); } -bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, - struct intel_crtc *intel_crtc) -{ - u32 temp; - - if (intel_display_power_get_if_enabled(dev_priv, POWER_DOMAIN_AUDIO)) { - temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD); - - intel_display_power_put(dev_priv, POWER_DOMAIN_AUDIO); - - if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe)) - return true; - } - - return false; -} - void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { @@ -2214,8 +2197,11 @@ void intel_ddi_get_config(struct intel_encoder *encoder, break; } - pipe_config->has_audio = - intel_ddi_is_audio_enabled(dev_priv, intel_crtc); + if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) { + temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD); + if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe)) + pipe_config->has_audio = true; + } if (encoder->type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.bpp && pipe_config->pipe_bpp > dev_priv->vbt.edp.bpp) { |