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drm/amd/display: Add recovery timeout to FAMS2

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

Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Zaeem Mohamed <zaeem.mohamed@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dillon Varone
2024-05-17 17:45:14 -04:00
committed by Alex Deucher
parent ba73d69a2c
commit 6172d39be2
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
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@@ -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;

1
drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
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@@ -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];
};