On Tue, 31 Dec 2024, "Vodapalli, Ravi Kumar" <[email protected]> 
wrote:
> On 12/30/2024 7:44 PM, Jani Nikula wrote:
>> Propagate errors from intel_hdmi_init_connector() to be able to handle
>> them at callers. This is similar to intel_dp_init_connector().
>>
>> Cc: Sergey Senozhatsky <[email protected]>
>> Cc: Ville Syrjala <[email protected]>
>> Reported-and-tested-by: Sergey Senozhatsky <[email protected]>
>> Closes: 
>> https://lore.kernel.org/r/[email protected]
>> Reviewed-by: Sergey Senozhatsky <[email protected]>
>> Signed-off-by: Jani Nikula <[email protected]>
>> ---
>>   drivers/gpu/drm/i915/display/intel_hdmi.c | 10 ++++++----
>>   drivers/gpu/drm/i915/display/intel_hdmi.h |  2 +-
>>   2 files changed, 7 insertions(+), 5 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c 
>> b/drivers/gpu/drm/i915/display/intel_hdmi.c
>> index f7b1768b279c..ed29dd0ccef0 100644
>> --- a/drivers/gpu/drm/i915/display/intel_hdmi.c
>> +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
>> @@ -3039,7 +3039,7 @@ void intel_infoframe_init(struct intel_digital_port 
>> *dig_port)
>>      }
>>   }
>>   
>> -void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
>> +bool intel_hdmi_init_connector(struct intel_digital_port *dig_port,
>>                             struct intel_connector *intel_connector)
>>   {
>>      struct intel_display *display = to_intel_display(dig_port);
>> @@ -3056,17 +3056,17 @@ void intel_hdmi_init_connector(struct 
>> intel_digital_port *dig_port,
>>                  intel_encoder->base.base.id, intel_encoder->base.name);
>>   
>>      if (DISPLAY_VER(display) < 12 && drm_WARN_ON(dev, port == PORT_A))
>> -            return;
>> +            return false;
>>   
>>      if (drm_WARN(dev, dig_port->max_lanes < 4,
>>                   "Not enough lanes (%d) for HDMI on [ENCODER:%d:%s]\n",
>>                   dig_port->max_lanes, intel_encoder->base.base.id,
>>                   intel_encoder->base.name))
>> -            return;
>> +            return false;
>>   
>>      ddc_pin = intel_hdmi_ddc_pin(intel_encoder);
>>      if (!ddc_pin)
>> -            return;
>> +            return false;
>>   
>>      drm_connector_init_with_ddc(dev, connector,
>>                                  &intel_hdmi_connector_funcs,
>
> drm_connector_init_with_ddc() function has return values, these should 
> also be handled here.

It's going to need to be a separate patch.

BR,
Jani.

>
>> @@ -3111,6 +3111,8 @@ void intel_hdmi_init_connector(struct 
>> intel_digital_port *dig_port,
>>                                         &conn_info);
>>      if (!intel_hdmi->cec_notifier)
>>              drm_dbg_kms(display->drm, "CEC notifier get failed\n");
>> +
>> +    return true;
>>   }
>>   
>>   /*
>> diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.h 
>> b/drivers/gpu/drm/i915/display/intel_hdmi.h
>> index 466f48df8a74..38deaeb302a2 100644
>> --- a/drivers/gpu/drm/i915/display/intel_hdmi.h
>> +++ b/drivers/gpu/drm/i915/display/intel_hdmi.h
>> @@ -22,7 +22,7 @@ struct intel_encoder;
>>   struct intel_hdmi;
>>   union hdmi_infoframe;
>>   
>> -void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
>> +bool intel_hdmi_init_connector(struct intel_digital_port *dig_port,
>>                             struct intel_connector *intel_connector);
>>   bool intel_hdmi_compute_has_hdmi_sink(struct intel_encoder *encoder,
>>                                    const struct intel_crtc_state *crtc_state,
>

-- 
Jani Nikula, Intel

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