Commit 6172d39b authored by Dillon Varone's avatar Dillon Varone Committed by Alex Deucher
Browse files

drm/amd/display: Add recovery timeout to FAMS2 



[WHY&HOW]
Add 5ms timeout to trigger recovery and force allow P-State in DMUB.

Reviewed-by: default avatarAlvin Lee <alvin.lee2@amd.com>
Acked-by: default avatarZaeem Mohamed <zaeem.mohamed@amd.com>
Signed-off-by: default avatarDillon Varone <dillon.varone@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ba73d69a

drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c

+1 −0
Original line number Diff line number Diff line
@@ -1653,6 +1653,7 @@ void dc_dmub_srv_fams2_update_config(struct dc *dc, 
	/* send global configuration parameters */

	global_cmd->config.global.max_allow_delay_us = 100 * 1000; //100ms

	global_cmd->config.global.lock_wait_time_us = 5000; //5ms

	global_cmd->config.global.recovery_timeout_us = 5000; //5ms



	/* copy static feature configuration */

	global_cmd->config.global.features.all = dc->debug.fams2_config.all;

drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h

+1 −0
Original line number Diff line number Diff line
@@ -1833,6 +1833,7 @@ struct dmub_cmd_fams2_global_config { 
	uint32_t lock_wait_time_us; // time to forecast acquisition of lock

	uint32_t num_streams;

	union dmub_fams2_global_feature_config features;

	uint32_t recovery_timeout_us;

	uint8_t pad[3];

};