diff options
| author | Charlene Liu <Charlene.Liu@amd.com> | 2026-02-23 22:28:14 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-03-11 17:55:54 +0300 |
| commit | a879009f9a08b5756ca178223f003f18def07b22 (patch) | |
| tree | d6cdc1584f11be7c81e12bb64c21ff9f39c47c91 | |
| parent | f3d349484856e874ad00eeda9754a2ca8b7be5c7 (diff) | |
| download | linux-a879009f9a08b5756ca178223f003f18def07b22.tar.xz | |
drm/amd/display: Update underflow detection
[WHY]
Add underflow detection for later ASICs.
Reviewed-by: Leo Chen <leo.chen@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.h | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/optc/dcn31/dcn31_optc.c | 2 |
2 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.h b/drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.h index cf05620fd8f5..d2ba63046a50 100644 --- a/drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.h +++ b/drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.h @@ -218,7 +218,7 @@ uint32_t OTG_CRC_SIG_BLUE_CONTROL_MASK; \ uint32_t OTG_CRC_SIG_RED_GREEN_MASK; \ uint32_t OTG_DLPC_CONTROL; \ - uint32_t OTG_DRR_CONTROL2; \ + uint32_t OTG_DRR_CONTOL2; \ uint32_t OTG_DRR_TIMING_INT_STATUS; \ uint32_t OTG_GLOBAL_CONTROL3; \ uint32_t OTG_GLOBAL_SYNC_STATUS; \ @@ -676,6 +676,10 @@ struct dcn_optc_registers { type OTG_V_COUNT_STOP_TIMER; #define TG_REG_FIELD_LIST_DCN3_6(type) \ + type OPTC_RSMU_UNDERFLOW_CLEAR;\ + type OPTC_RSMU_UNDERFLOW_OCCURRED_STATUS;\ + type OPTC_RSMU_UNDERFLOW_INT_EN;\ + type OPTC_RSMU_UNDERFLOW_INT_STATUS;\ type OTG_CRC_POLY_SEL; \ type CRC0_R_CR32; \ type CRC0_G_Y32; \ diff --git a/drivers/gpu/drm/amd/display/dc/optc/dcn31/dcn31_optc.c b/drivers/gpu/drm/amd/display/dc/optc/dcn31/dcn31_optc.c index c6417538090f..893d2aff1f82 100644 --- a/drivers/gpu/drm/amd/display/dc/optc/dcn31/dcn31_optc.c +++ b/drivers/gpu/drm/amd/display/dc/optc/dcn31/dcn31_optc.c @@ -363,7 +363,7 @@ void optc31_read_reg_state(struct timing_generator *optc, struct dcn_optc_reg_st optc_reg_state->otg_crc3_data_rg = REG_READ(OTG_CRC3_DATA_RG); optc_reg_state->otg_dlpc_control = REG_READ(OTG_DLPC_CONTROL); optc_reg_state->otg_double_buffer_control = REG_READ(OTG_DOUBLE_BUFFER_CONTROL); - optc_reg_state->otg_drr_control2 = REG_READ(OTG_DRR_CONTROL2); + optc_reg_state->otg_drr_control2 = REG_READ(OTG_DRR_CONTOL2); optc_reg_state->otg_drr_control = REG_READ(OTG_DRR_CONTROL); optc_reg_state->otg_drr_timing_int_status = REG_READ(OTG_DRR_TIMING_INT_STATUS); optc_reg_state->otg_drr_trigger_window = REG_READ(OTG_DRR_TRIGGER_WINDOW); |