diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/include/bios_parser_types.h | 1 |
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index 751bb614fc0e..c513ab6f3843 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -638,6 +638,7 @@ static enum bp_result get_ss_info_v4_1( { enum bp_result result = BP_RESULT_OK; struct atom_display_controller_info_v4_1 *disp_cntl_tbl = NULL; + struct atom_smu_info_v3_3 *smu_info = NULL; if (!ss_info) return BP_RESULT_BADINPUT; @@ -650,6 +651,7 @@ static enum bp_result get_ss_info_v4_1( if (!disp_cntl_tbl) return BP_RESULT_BADBIOSTABLE; + ss_info->type.STEP_AND_DELAY_INFO = false; ss_info->spread_percentage_divider = 1000; /* BIOS no longer uses target clock. Always enable for now */ @@ -688,6 +690,19 @@ static enum bp_result get_ss_info_v4_1( */ result = BP_RESULT_UNSUPPORTED; break; + case AS_SIGNAL_TYPE_XGMI: + smu_info = GET_IMAGE(struct atom_smu_info_v3_3, + DATA_TABLES(smu_info)); + if (!smu_info) + return BP_RESULT_BADBIOSTABLE; + + ss_info->spread_spectrum_percentage = + smu_info->waflclk_ss_percentage; + ss_info->spread_spectrum_range = + smu_info->gpuclk_ss_rate_10hz * 10; + if (smu_info->waflclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) + ss_info->type.CENTER_MODE = true; + break; default: result = BP_RESULT_UNSUPPORTED; } diff --git a/drivers/gpu/drm/amd/display/include/bios_parser_types.h b/drivers/gpu/drm/amd/display/include/bios_parser_types.h index f8dbfa5b89f2..7fd78a696800 100644 --- a/drivers/gpu/drm/amd/display/include/bios_parser_types.h +++ b/drivers/gpu/drm/amd/display/include/bios_parser_types.h @@ -41,6 +41,7 @@ enum as_signal_type { AS_SIGNAL_TYPE_LVDS, AS_SIGNAL_TYPE_DISPLAY_PORT, AS_SIGNAL_TYPE_GPU_PLL, + AS_SIGNAL_TYPE_XGMI, AS_SIGNAL_TYPE_UNKNOWN }; |