From afa1bf2d5df261e3e0dbecce1204106f11a8d351 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Fri, 3 May 2024 15:24:35 +0300 Subject: [PATCH] drm/i915/bios: Define VBT block 20 (OEM Customizable Modes) contents MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 --- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) 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 */ -- 2.25.1