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| author | Wesley Chalmers <Wesley.Chalmers@amd.com> | 2021-02-22 07:05:48 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-09 23:47:53 +0300 |
| commit | 95574c6961476e26236f16b48bfd98d6a1ceff4c (patch) | |
| tree | f313362dda8da7ebb0437eb4607336087a3de147 /drivers/gpu/drm/amd/include | |
| parent | 0698b13403788a646073fcd9b2294f2dce0ce429 (diff) | |
| download | linux-95574c6961476e26236f16b48bfd98d6a1ceff4c.tar.xz | |
drm/amd/display: BIOS LTTPR Caps Interface
[WHY]
Some platforms will have LTTPR capabilities forced on by VBIOS flags;
the functions added here will access those flags.
Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/include')
| -rw-r--r-- | drivers/gpu/drm/amd/include/atomfirmware.h | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h index 58364a8eb1f3..82b3cd89b383 100644 --- a/drivers/gpu/drm/amd/include/atomfirmware.h +++ b/drivers/gpu/drm/amd/include/atomfirmware.h @@ -981,6 +981,40 @@ struct atom_display_controller_info_v4_2 uint8_t reserved3[8]; }; +struct atom_display_controller_info_v4_3 +{ + struct atom_common_table_header table_header; + uint32_t display_caps; + uint32_t bootup_dispclk_10khz; + uint16_t dce_refclk_10khz; + uint16_t i2c_engine_refclk_10khz; + uint16_t dvi_ss_percentage; // in unit of 0.001% + uint16_t dvi_ss_rate_10hz; + uint16_t hdmi_ss_percentage; // in unit of 0.001% + uint16_t hdmi_ss_rate_10hz; + uint16_t dp_ss_percentage; // in unit of 0.001% + uint16_t dp_ss_rate_10hz; + uint8_t dvi_ss_mode; // enum of atom_spread_spectrum_mode + uint8_t hdmi_ss_mode; // enum of atom_spread_spectrum_mode + uint8_t dp_ss_mode; // enum of atom_spread_spectrum_mode + uint8_t ss_reserved; + uint8_t dfp_hardcode_mode_num; // DFP hardcode mode number defined in StandardVESA_TimingTable when EDID is not available + uint8_t dfp_hardcode_refreshrate;// DFP hardcode mode refreshrate defined in StandardVESA_TimingTable when EDID is not available + uint8_t vga_hardcode_mode_num; // VGA hardcode mode number defined in StandardVESA_TimingTable when EDID is not avablable + uint8_t vga_hardcode_refreshrate;// VGA hardcode mode number defined in StandardVESA_TimingTable when EDID is not avablable + uint16_t dpphy_refclk_10khz; + uint16_t reserved2; + uint8_t dcnip_min_ver; + uint8_t dcnip_max_ver; + uint8_t max_disp_pipe_num; + uint8_t max_vbios_active_disp_pipe_num; + uint8_t max_ppll_num; + uint8_t max_disp_phy_num; + uint8_t max_aux_pairs; + uint8_t remotedisplayconfig; + uint8_t reserved3[8]; +}; + struct atom_display_controller_info_v4_4 { struct atom_common_table_header table_header; uint32_t display_caps; @@ -1043,7 +1077,8 @@ enum dce_info_caps_def DCE_INFO_CAPS_DISABLE_DFP_DP_HBR2 =0x04, // only for VBIOS DCE_INFO_CAPS_ENABLE_INTERLAC_TIMING =0x08, - + // only for VBIOS + DCE_INFO_CAPS_LTTPR_SUPPORT_ENABLE =0x20, }; /* |