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| author | Hersen Wu <hersenxs.wu@amd.com> | 2017-04-28 16:21:38 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 18:06:46 -0400 |
| commit | 7d091f7a4466cd7d7b778c126072b3dc46d8141f (patch) | |
| tree | db4df73e179b20f265d7ac22de37d2b7eae3ce3d /drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | |
| parent | 9c3b2b50b3f03e876d5df1cf8940a79013091e9d (diff) | |
| download | linux-7d091f7a4466cd7d7b778c126072b3dc46d8141f.tar.gz linux-7d091f7a4466cd7d7b778c126072b3dc46d8141f.tar.bz2 linux-7d091f7a4466cd7d7b778c126072b3dc46d8141f.zip | |
drm/amd/display: Get dprefclk ss percentage from vbios
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 40 |
1 files changed, 10 insertions, 30 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 123942f4cbde..682fc9b9b3f2 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -1070,7 +1070,6 @@ 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_1 *smu_tbl = NULL; if (!ss_info) return BP_RESULT_BADINPUT; @@ -1078,19 +1077,11 @@ static enum bp_result get_ss_info_v4_1( if (!DATA_TABLES(dce_info)) return BP_RESULT_BADBIOSTABLE; - if (!DATA_TABLES(smu_info)) - return BP_RESULT_BADBIOSTABLE; - disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_1, DATA_TABLES(dce_info)); if (!disp_cntl_tbl) return BP_RESULT_BADBIOSTABLE; - smu_tbl = GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info)); - if (!smu_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 */ @@ -1123,12 +1114,11 @@ static enum bp_result get_ss_info_v4_1( ss_info->type.CENTER_MODE = true; break; case AS_SIGNAL_TYPE_GPU_PLL: - ss_info->spread_spectrum_percentage = - smu_tbl->gpuclk_ss_percentage; - ss_info->spread_spectrum_range = - smu_tbl->gpuclk_ss_rate_10hz * 10; - if (smu_tbl->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) - ss_info->type.CENTER_MODE = true; + /* atom_firmware: DAL only get data from dce_info table. + * if data within smu_info is needed for DAL, VBIOS should + * copy it into dce_info + */ + result = BP_RESULT_UNSUPPORTED; break; default: result = BP_RESULT_UNSUPPORTED; @@ -1145,7 +1135,6 @@ static enum bp_result get_ss_info_v4_2( { enum bp_result result = BP_RESULT_OK; struct atom_display_controller_info_v4_2 *disp_cntl_tbl = NULL; - struct atom_smu_info_v3_1 *smu_tbl = NULL; if (!ss_info) return BP_RESULT_BADINPUT; @@ -1153,19 +1142,11 @@ static enum bp_result get_ss_info_v4_2( if (!DATA_TABLES(dce_info)) return BP_RESULT_BADBIOSTABLE; - if (!DATA_TABLES(smu_info)) - return BP_RESULT_BADBIOSTABLE; - disp_cntl_tbl = GET_IMAGE(struct atom_display_controller_info_v4_2, DATA_TABLES(dce_info)); if (!disp_cntl_tbl) return BP_RESULT_BADBIOSTABLE; - smu_tbl = GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info)); - if (!smu_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 */ @@ -1198,12 +1179,11 @@ static enum bp_result get_ss_info_v4_2( ss_info->type.CENTER_MODE = true; break; case AS_SIGNAL_TYPE_GPU_PLL: - ss_info->spread_spectrum_percentage = - smu_tbl->gpuclk_ss_percentage; - ss_info->spread_spectrum_range = - smu_tbl->gpuclk_ss_rate_10hz * 10; - if (smu_tbl->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) - ss_info->type.CENTER_MODE = true; + /* atom_firmware: DAL only get data from dce_info table. + * if data within smu_info is needed for DAL, VBIOS should + * copy it into dce_info + */ + result = BP_RESULT_UNSUPPORTED; break; default: result = BP_RESULT_UNSUPPORTED; |