[PATCH 09/20] drm/i915/hdmi: Use VRR Timing generator for HDMI

[Nautiyal, Ankit K]

On 2/26/2025 7:00 PM, Ville Syrjälä wrote:
> On Mon, Feb 24, 2025 at 11:47:06AM +0530, Ankit Nautiyal wrote:
>> Add support for using VRR Timing generator for HDMI panels.
> Please provide actual justification for this. And some kind of
> explanation what kind of timings this will give us and why.

You are right. The commit message is giving an impression that the patch 
will enable VRR for HDMI which is incorrect.

Will provide proper explanation/justification here and for MST case too 
in the next patch.


Regards,

Ankit

>
>> Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
>> Reviewed-by: Mitul Golani <mitulkumar.ajitkumar.golani at intel.com>
>> ---
>>   drivers/gpu/drm/i915/display/intel_hdmi.c | 3 +++
>>   1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
>> index ed017d9de920..28130436735f 100644
>> --- a/drivers/gpu/drm/i915/display/intel_hdmi.c
>> +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
>> @@ -64,6 +64,7 @@
>>   #include "intel_panel.h"
>>   #include "intel_pfit.h"
>>   #include "intel_snps_phy.h"
>> +#include "intel_vrr.h"
>>   
>>   static void
>>   assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi)
>> @@ -2384,6 +2385,8 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder,
>>   		}
>>   	}
>>   
>> +	intel_vrr_compute_config(pipe_config, conn_state);
>> +
>>   	intel_hdmi_compute_gcp_infoframe(encoder, pipe_config,
>>   					 conn_state);
>>   
>> -- 
>> 2.45.2