On Fri, 03 May 2024, Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx> wrote: > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > > Define the contents of VBT block 50 (MIPI). > > This was some easly attempt at a MIPI DSI stuff. I'm not sure > this was ever actually used (I certainly don't have any VBTs > with this block), but here's some kind of definition for it > anyway. > > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx> > --- > drivers/gpu/drm/i915/display/intel_vbt_defs.h | 47 +++++++++++++++++++ > 1 file changed, 47 insertions(+) > > diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h > index 0e5a2bf429f4..3bcb9fb5b706 100644 > --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h > +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h > @@ -179,6 +179,7 @@ enum bdb_block_id { > BDB_LFP_POWER = 44, > BDB_EDP_BFI = 45, /* 160+ */ > BDB_CHROMATICITY = 46, /* 169+ */ > + BDB_MIPI = 50, /* 170-172 */ > BDB_FIXED_SET_MODE = 51, /* 172+ */ > BDB_MIPI_CONFIG = 52, /* 175+ */ > BDB_MIPI_SEQUENCE = 53, /* 177+ */ > @@ -1393,6 +1394,52 @@ struct bdb_chromaticity { > struct chromaticity chromaticity[16]; > } __packed; > > +/* > + * Block 50 - MIPI Block > + */ > + > +struct mipi_data { > + u16 panel_identifier; > + u16 bridge_revision; > + > + u32 dithering:1; > + u32 pixel_format_18bpp:1; > + u32 reserved1:1; > + u32 dphy_params_valid:1; > + u32 reserved2:28; > + > + u16 port_info; > + > + u16 reserved3:2; > + u16 num_lanes:2; > + u16 reserved4:12; > + > + u16 virtual_channel_num:2; > + u16 video_transfer_mode:2; > + u16 reserved5:12; > + > + u32 dsi_ddr_clock; > + u32 renesas_bridge_ref_clock; > + u16 power_conservation; > + > + u32 prepare_count:5; > + u32 reserved6:3; > + u32 clk_zero_count:8; > + u32 trail_count:5; > + u32 reserved7:3; > + u32 exit_zero_count:6; > + u32 reserved8:2; > + > + u32 high_low_switch_count; > + u32 lp_byte_clock; > + u32 clock_lane_switch_time_counter; > + u32 panel_color_depth; > +} __packed; > + > +struct bdb_mipi { > + struct mipi_data mipi[16]; > +} __packed; > + > /* > * Block 51 - Fixed Set Mode Table > */ -- Jani Nikula, Intel