On Fri, 15 Jul 2022, Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx> wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> VBT gained a bit to indicate whether LTTPRs should use transparent
> or non-transparent mode. Dunno if we should actually look at this...
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_vbt_defs.h | 3 ++-
> 1 file changed, 2 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 d583bb085913..b15e29509fac 100644
> --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
> +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
> @@ -408,7 +408,8 @@ struct child_device_config {
> u8 compression_enable:1; /* 198+ */
> u8 compression_method_cps:1; /* 198+ */
> u8 ganged_edp:1; /* 202+ */
> - u8 reserved2:4;
> + u8 lttpr_non_transparent:1; /* 235+ */
> + u8 reserved2:3;
> u8 compression_structure_index:4; /* 198+ */
> u8 reserved3:4;
> u8 slave_port; /* 202+ */
--
Jani Nikula, Intel Open Source Graphics Center
