diff options
| author | Tom Chung <chiahsuan.chung@amd.com> | 2023-12-01 09:15:45 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-01-03 19:16:05 +0300 |
| commit | e379787cbc2aa73c63a795ec55140f9b21c27d8c (patch) | |
| tree | 677ac6091705e7247a99f205339bb5f5af67675c /drivers/gpu/drm/amd/display/modules | |
| parent | d6398866a6b47e92319ef6efdb0126a4fbb7796a (diff) | |
| download | linux-e379787cbc2aa73c63a795ec55140f9b21c27d8c.tar.xz | |
drm/amd/display: Add some functions for Panel Replay
[WHY]
Prepare for enabling the Panel Replay feature
[HOW]
- Add some Panel Replay setting functions in DC
- Add the Panel Replay resource in dcn35_resource.c
- Add debug masks for Panel Replay
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Reviewed-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/power/power_helpers.c | 28 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/power/power_helpers.h | 5 |
2 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c index 1675314a3ff2..34b848c981e0 100644 --- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c @@ -973,6 +973,34 @@ bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link, return true; } +void set_replay_coasting_vtotal(struct dc_link *link, + enum replay_coasting_vtotal_type type, + uint16_t vtotal) +{ + link->replay_settings.coasting_vtotal_table[type] = vtotal; +} + +void calculate_replay_link_off_frame_count(struct dc_link *link, + uint16_t vtotal, uint16_t htotal) +{ + uint8_t max_link_off_frame_count = 0; + uint16_t max_deviation_line = 0, pixel_deviation_per_line = 0; + + max_deviation_line = link->dpcd_caps.pr_info.max_deviation_line; + pixel_deviation_per_line = link->dpcd_caps.pr_info.pixel_deviation_per_line; + + if (htotal != 0 && vtotal != 0) + max_link_off_frame_count = htotal * max_deviation_line / (pixel_deviation_per_line * vtotal); + else + ASSERT(0); + + link->replay_settings.link_off_frame_count_level = + max_link_off_frame_count >= PR_LINK_OFF_FRAME_COUNT_BEST ? PR_LINK_OFF_FRAME_COUNT_BEST : + max_link_off_frame_count >= PR_LINK_OFF_FRAME_COUNT_GOOD ? PR_LINK_OFF_FRAME_COUNT_GOOD : + PR_LINK_OFF_FRAME_COUNT_FAIL; + +} + bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_backlight_caps *caps) { unsigned int data_points_size; diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.h b/drivers/gpu/drm/amd/display/modules/power/power_helpers.h index d9e0d67d67f7..c17bbc6fb38c 100644 --- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.h +++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.h @@ -54,6 +54,11 @@ bool dmub_init_abm_config(struct resource_pool *res_pool, unsigned int inst); void init_replay_config(struct dc_link *link, struct replay_config *pr_config); +void set_replay_coasting_vtotal(struct dc_link *link, + enum replay_coasting_vtotal_type type, + uint16_t vtotal); +void calculate_replay_link_off_frame_count(struct dc_link *link, + uint16_t vtotal, uint16_t htotal); bool is_psr_su_specific_panel(struct dc_link *link); void mod_power_calc_psr_configs(struct psr_config *psr_config, |