From: Ville Syrjälä <[email protected]> Define the contents of VBT block 3 (Display Toggle Option).
On modern VBTs this is just a single byte, but on ALM there is also some extra to do with toggle lists or something. Signed-off-by: Ville Syrjälä <[email protected]> --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 18f54311a6e8..7df0a6044425 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -141,7 +141,7 @@ struct bdb_header { enum bdb_block_id { BDB_GENERAL_FEATURES = 1, BDB_GENERAL_DEFINITIONS = 2, - BDB_OLD_TOGGLE_LIST = 3, + BDB_DISPLAY_TOGGLE = 3, BDB_MODE_SUPPORT_LIST = 4, BDB_GENERIC_MODE_TABLE = 5, BDB_EXT_MMIO_REGS = 6, /* VBIOS only */ @@ -561,6 +561,16 @@ struct bdb_general_definitions { u8 devices[]; } __packed; +/* + * Block 3 - Display Toggle Option Block + */ + +struct bdb_display_toggle { + u8 feature_bits; + u16 num_entries; /* ALM only */ + u16 list[]; /* ALM only */ +} __packed; + /* * Block 9 - SRD Feature Block */ -- 2.43.2
