Re: [PATCH v15 9/9] drm/i915/display: Read/Write AS sdp only when sink/source has enabled

["Nautiyal, Ankit K" <ankit.k.nautiyal@xxxxxxxxx>]

On 3/1/2024 2:15 PM, Mitul Golani wrote:
> Write/Read Adaptive sync SDP only when Sink and Source is enabled
> for the same. Also along with write TRANS_VRR_VSYNC values.

The subject line and commit message need to be updated.

Now we are just enabling Adaptive sync SDP.


Regards,

Ankit


> Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@xxxxxxxxx>
> ---
>   drivers/gpu/drm/i915/display/intel_ddi.c | 1 +
>   drivers/gpu/drm/i915/display/intel_dp.c  | 1 +
>   2 files changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
> index c587a8efeafc..f164020a4773 100644
> --- a/drivers/gpu/drm/i915/display/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/display/intel_ddi.c
> @@ -3972,6 +3972,7 @@ static void intel_ddi_get_config(struct intel_encoder *encoder,
>   
>   	intel_read_dp_sdp(encoder, pipe_config, HDMI_PACKET_TYPE_GAMUT_METADATA);
>   	intel_read_dp_sdp(encoder, pipe_config, DP_SDP_VSC);
> +	intel_read_dp_sdp(encoder, pipe_config, DP_SDP_ADAPTIVE_SYNC);
>   
>   	intel_audio_codec_get_config(encoder, pipe_config);
>   }
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index ef1543205ee9..9abe245ac1ee 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -4332,6 +4332,7 @@ void intel_dp_set_infoframes(struct intel_encoder *encoder,
>   		return;
>   
>   	intel_write_dp_sdp(encoder, crtc_state, DP_SDP_VSC);
> +	intel_write_dp_sdp(encoder, crtc_state, DP_SDP_ADAPTIVE_SYNC);
>   
>   	intel_write_dp_sdp(encoder, crtc_state, HDMI_PACKET_TYPE_GAMUT_METADATA);
>   }