diff options
| author | Hersen Wu <hersenxs.wu@amd.com> | 2017-06-09 11:32:06 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 18:08:00 -0400 |
| commit | 3f6d743598ef24002f0babd3aa06c7fe104b7dc5 (patch) | |
| tree | 7f11457b86df86d3139c10cc1efd8800119786bb /drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | |
| parent | 7f5c22d1652327b64375e88b184b0df502c7bdc7 (diff) | |
| download | linux-3f6d743598ef24002f0babd3aa06c7fe104b7dc5.tar.gz linux-3f6d743598ef24002f0babd3aa06c7fe104b7dc5.tar.bz2 linux-3f6d743598ef24002f0babd3aa06c7fe104b7dc5.zip | |
drm/amd/display: DAL3 RV get DPREFCLK SpreadspectrumInfo from smu_info
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@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 | 14 |
1 files changed, 11 insertions, 3 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 fcd3b72287c8..3a69f9c5d20a 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -1136,6 +1136,7 @@ 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_info = NULL; if (!ss_info) return BP_RESULT_BADINPUT; @@ -1143,11 +1144,18 @@ 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_info = GET_IMAGE(struct atom_smu_info_v3_1, DATA_TABLES(smu_info)); + if (!smu_info) + 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 */ @@ -1173,10 +1181,10 @@ static enum bp_result get_ss_info_v4_2( /* TODO LVDS not support anymore? */ case AS_SIGNAL_TYPE_DISPLAY_PORT: ss_info->spread_spectrum_percentage = - disp_cntl_tbl->dp_ss_percentage; + smu_info->gpuclk_ss_percentage; ss_info->spread_spectrum_range = - disp_cntl_tbl->dp_ss_rate_10hz * 10; - if (disp_cntl_tbl->dp_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) + smu_info->gpuclk_ss_rate_10hz * 10; + if (smu_info->gpuclk_ss_mode & ATOM_SS_CENTRE_SPREAD_MODE) ss_info->type.CENTER_MODE = true; break; case AS_SIGNAL_TYPE_GPU_PLL: |