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drm/i915/ddi: Add missing wait-for-active for HDMI aligning with bspec updates 

After enabling DDI_BUF_CTL, wait for DDI_BUF_CTL to be active.
Bspec:4232,53339,49191,54145

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221127052232.3942831-3-ankit.k.nautiyal@intel.com
This commit is contained in:
Ankit Nautiyal 2022-11-27 10:52:32 +05:30 committed by Junxiao Chang
parent 8de965e855
commit b839c8e1f7
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/display/intel_ddi.c
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@ -2946,6 +2946,8 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state,
}
intel_de_write(dev_priv, DDI_BUF_CTL(port), buf_ctl);
intel_wait_ddi_buf_active(dev_priv, port);
intel_audio_codec_enable(encoder, crtc_state, conn_state);
}