Commit afa1bf2d authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

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: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240503122449.27266-22-ville.syrjala@linux.intel.com


Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
parent e225161e

drivers/gpu/drm/i915/display/intel_vbt_defs.h

+24 −0
Original line number Diff line number Diff line
@@ -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

 */