From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
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 <ville.syrjala@xxxxxxxxxxxxxxx>
---
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
