diff options
| author | Dennis Chan <Dennis.Chan@amd.com> | 2023-05-03 09:20:17 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-11-07 19:17:34 +0300 |
| commit | 39ad51cb61556892ce8af02b995136cd2711527b (patch) | |
| tree | bd851634c21beed3989ccfe81994c530be0dbe13 | |
| parent | 85de32cd7b383f5d84195aed0c53e920e6786005 (diff) | |
| download | linux-39ad51cb61556892ce8af02b995136cd2711527b.tar.xz | |
drm/amd/display: Introduce flag for disabling Replay desync recovery
[why]
It's useful to disable the recovery mechanism when debugging replay
desync errors.
Signed-off-by: Dennis Chan <Dennis.Chan@amd.com>
Acked-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Robin Chen <robin.chen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_types.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c | 3 |
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index 40dc51853d62..bb159b6b1b76 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -1037,7 +1037,8 @@ struct replay_config { bool replay_smu_opt_supported; // SMU optimization is supported unsigned int replay_enable_option; // Replay enablement option uint32_t debug_flags; // Replay debug flags - bool replay_timing_sync_supported; // Replay desync is supported + bool replay_timing_sync_supported; // Replay desync is supported + bool force_disable_desync_error_check; // Replay desync is supported union replay_error_status replay_error_status; // Replay error status }; diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c index 34bf8a9ef738..fc14c3644144 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c @@ -190,6 +190,9 @@ static bool handle_hpd_irq_replay_sink(struct dc_link *link) /*AMD Replay version reuse DP_PSR_ERROR_STATUS for REPLAY_ERROR status.*/ union psr_error_status replay_error_status; + if (link->replay_settings.config.force_disable_desync_error_check) + return true; + if (!link->replay_settings.replay_feature_enabled) return false; |