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drm/amd/display: Add replay desync error count tracking and reset functionality

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[Why & How]
Build-up get/reset desync error count interface and implement the functions.

Reviewed-by: ChunTao Tso <chuntao.tso@amd.com>
Reviewed-by: Robin Chen <robin.chen@amd.com>
Signed-off-by: Jack Chang <jack.chang@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Chang
2024-12-16 15:02:08 +08:00
committed by Alex Deucher
parent 59fb2d0697
commit 7d8a4bffe5
4 changed files with 11 additions and 0 deletions
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2
drivers/gpu/drm/amd/display/dc/dc_types.h
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@@ -1147,6 +1147,8 @@ struct replay_settings {
uint16_t abm_with_ips_on_full_screen_video_pseudo_vtotal;
/* Replay last pseudo vtotal set to DMUB */
uint16_t last_pseudo_vtotal;
/* Replay desync error */
uint32_t replay_desync_error_fail_count;
};
/* To split out "global" and "per-panel" config settings.

3
drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c
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@@ -239,6 +239,9 @@ static void handle_hpd_irq_replay_sink(struct dc_link *link)
&replay_configuration.raw,
sizeof(replay_configuration.raw));
/* Update desync error counter */
link->replay_settings.replay_desync_error_fail_count++;
/* Acknowledge and clear error bits */
dm_helpers_dp_write_dpcd(
link->ctx,

5
drivers/gpu/drm/amd/display/modules/power/power_helpers.c
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@@ -1039,3 +1039,8 @@ bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_back
memcpy(caps->data_points, custom_backlight_profiles[config_no].data_points, data_points_size);
return true;
}
void reset_replay_dsync_error_count(struct dc_link *link)
{
link->replay_settings.replay_desync_error_fail_count = 0;
}

1
drivers/gpu/drm/amd/display/modules/power/power_helpers.h
View File

@@ -78,4 +78,5 @@ bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link,
bool fill_custom_backlight_caps(unsigned int config_no,
struct dm_acpi_atif_backlight_caps *caps);
void reset_replay_dsync_error_count(struct dc_link *link);
#endif /* MODULES_POWER_POWER_HELPERS_H_ */