From 95574c6961476e26236f16b48bfd98d6a1ceff4c Mon Sep 17 00:00:00 2001 From: Wesley Chalmers Date: Sun, 21 Feb 2021 23:05:48 -0500 Subject: 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 Reviewed-by: Jun Lei Acked-by: Anson Jacob Tested-by: Dan Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/include/atomfirmware.h | 37 +++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/include/atomfirmware.h') 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, }; /* -- cgit v1.2.3