[PATCH] drm/i915: Get audio power domain during initial hw readout

[Bob Paauwe <bob.j.paauwe@intel.com>]

if the crtc has audio is enabled. Otherwise, when the first atomic
modeset happens it will warn when trying to drop the audio power
domain.

Signed-off-by: Bob Paauwe <bob.j.paauwe@intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5155efb6..caeb3e1 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10561,6 +10561,7 @@ found:
 	}
 
 	ret = intel_modeset_setup_plane_state(state, crtc, mode, fb, 0, 0);
+
 	if (ret)
 		goto fail;
 
@@ -15998,6 +15999,10 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 
 		memset(&crtc->base.mode, 0, sizeof(crtc->base.mode));
 		if (crtc->base.state->active) {
+			if (crtc->config->has_audio)
+				intel_display_power_get(dev_priv,
+							POWER_DOMAIN_AUDIO);
+
 			intel_mode_from_pipe_config(&crtc->base.mode, crtc->config);
 			intel_mode_from_pipe_config(&crtc->base.state->adjusted_mode, crtc->config);
 			WARN_ON(drm_atomic_set_mode_for_crtc(crtc->base.state, &crtc->base.mode));
-- 
2.5.5

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