drm/i915/bios: Define VBT block 45 (eDP BFI) contents

Define the contents of VBT block 45 (eDP BFI).

Note that I've not actually seen any real world VBTs with this
block.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240503122449.27266-28-ville.syrjala@linux.intel.com
Acked-by: Jani Nikula <jani.nikula@intel.com>

diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index 606c79eaa416d47246a4b2f16fee18431c9fcb15..a9c06e00cbdfb3bc4cce4ff113a7012a752e9e1b 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -177,6 +177,7 @@ enum bdb_block_id {
        BDB_LFP_DATA                    = 42,
        BDB_LFP_BACKLIGHT               = 43,
        BDB_LFP_POWER                   = 44,
+       BDB_EDP_BFI                     = 45, /* 160+ */
        BDB_MIPI_CONFIG                 = 52, /* 175+ */
        BDB_MIPI_SEQUENCE               = 53, /* 177+ */
        BDB_COMPRESSION_PARAMETERS      = 56, /* 213+ */
@@ -1342,6 +1343,22 @@ struct bdb_lfp_power {
        struct aggressiveness_profile2_entry aggressiveness2[16];       /* 247+ */
 } __packed;
 
+/*
+ * Block 45 - eDP BFI Block
+ */
+
+struct edp_bfi {
+       u8 enable_bfi_in_driver:1;
+       u8 enable_brightness_control_in_cui:1;
+       u8 reserved:6;
+       u8 brightness_percentage_when_bfi_disabled;
+} __packed;
+
+struct bdb_edp_bfi {
+       u8 bfi_structure_size;
+       struct edp_bfi bfi[16];
+} __packed;
+
 /*
  * Block 52 - MIPI Configuration Block
  */