On Wed, 26 Feb 2025, Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> wrote:
> On Wed, Feb 26, 2025 at 03:56:26PM +0200, Jani Nikula wrote:
>> We create the stream encoders and attach connectors for each pipe we
>> have. As the number of pipes has increased, we've failed to update the
>> topology manager maximum number of payloads to match that. Bump up the
>> max stream count to match number of pipes, enabling the fourth stream on
>> platforms that support four pipes.
>>
>> Cc: stable@xxxxxxxxxxxxxxx
>> Cc: Imre Deak <imre.deak@xxxxxxxxx>
>> Cc: Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx>
>> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
>
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Thanks, pushed to din.
BR,
Jani.
>
>> ---
>> drivers/gpu/drm/i915/display/intel_dp_mst.c | 3 ++-
>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
>> index 167e4a70ab12..822218d8cfd4 100644
>> --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
>> +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
>> @@ -1896,7 +1896,8 @@ intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id)
>> /* create encoders */
>> mst_stream_encoders_create(dig_port);
>> ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, display->drm,
>> - &intel_dp->aux, 16, 3, conn_base_id);
>> + &intel_dp->aux, 16,
>> + INTEL_NUM_PIPES(display), conn_base_id);
>> if (ret) {
>> intel_dp->mst_mgr.cbs = NULL;
>> return ret;
>> --
>> 2.39.5
--
Jani Nikula, Intel
