From: Ville Syrjälä Date: Fri, 3 May 2024 12:24:35 +0000 (+0300) Subject: drm/i915/bios: Define VBT block 20 (OEM Customizable Modes) contents X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=afa1bf2d5df261e3e0dbecce1204106f11a8d351;p=users%2Fjedix%2Flinux-maple.git drm/i915/bios: Define VBT block 20 (OEM Customizable Modes) contents Define the contents of VBT block 20 (OEM Customizable Modes). Each entry is either 26 or 28 bytes, depending on the BDB version. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240503122449.27266-22-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 0ae1d242a420..bf1f2848f4cb 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -897,6 +897,30 @@ struct bdb_display_remove_old { struct display_remove_entry_old table[]; } __packed; +/* + * Block 20 - OEM Customizable Modes + */ + +struct oem_mode { + u8 enable_in_vbios:1; + u8 enable_in_os:1; + u8 enable_in_gop:1; /* 207+ */ + u8 reserved:5; + u8 display_flags; /* ???-216 */ + u16 x_res; + u16 y_res; + u8 color_depth; + u8 refresh_rate; + struct bdb_edid_dtd dtd; + u16 display_flags_2; /* 217+ */ +} __packed; + +struct bdb_oem_custom { + u8 num_entries; + u8 entry_size; + struct oem_mode modes[]; +} __packed; + /* * Block 22 - SDVO LVDS General Options */