On Fri, Dec 14, 2018 at 08:27:01PM +0200, Imre Deak wrote:
> This is needed by the next patch to determine if a DDI TypeC port is
> physically wired to a legacy DP or legacy HDMI connector or if the port
> is wired to a USB-C/Thunderbolt connector.
>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> Cc: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: José Roberto de Souza <jose.souza@xxxxxxxxx>
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 2 ++
> drivers/gpu/drm/i915/intel_bios.c | 11 +++++++++--
> 2 files changed, 11 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index e70707e79386..fd3cccaac89e 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -935,6 +935,8 @@ struct ddi_vbt_port_info {
> uint8_t supports_hdmi:1;
> uint8_t supports_dp:1;
> uint8_t supports_edp:1;
> + uint8_t supports_typec_usb:1;
> + uint8_t supports_tbt:1;
>
> uint8_t alternate_aux_channel;
> uint8_t alternate_ddc_pin;
> diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
> index 6d3e0260d49c..e59a5af45e94 100644
> --- a/drivers/gpu/drm/i915/intel_bios.c
> +++ b/drivers/gpu/drm/i915/intel_bios.c
> @@ -1386,8 +1386,15 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port,
> info->supports_dp = is_dp;
> info->supports_edp = is_edp;
>
> - DRM_DEBUG_KMS("Port %c VBT info: DP:%d HDMI:%d DVI:%d EDP:%d CRT:%d\n",
> - port_name(port), is_dp, is_hdmi, is_dvi, is_edp, is_crt);
> + if (bdb_version >= 195)
> + info->supports_typec_usb = child->dp_usb_type_c;
> +
> + if (bdb_version >= 209)
> + info->supports_tbt = child->tbt;
> +
> + DRM_DEBUG_KMS("Port %c VBT info: DP:%d HDMI:%d DVI:%d EDP:%d CRT:%d TCUSB:%d TBT:%d\n",
> + port_name(port), is_dp, is_hdmi, is_dvi, is_edp, is_crt,
> + info->supports_typec_usb, info->supports_tbt);
>
> if (is_edp && is_dvi)
> DRM_DEBUG_KMS("Internal DP port %c is TMDS compatible\n",
> --
> 2.13.2
>
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