[Intel-gfx] [PATCH v7 09/18] drm/i915/hdcp: Enable Gen12 HDCP 1.4 DP MST support

[Ramalingam C]

On 2020-12-10 at 11:56:31 +0530, Anshuman Gupta wrote:
> Enable HDCP 1.4 over DP MST for Gen12.
> 
> v2:
> - Enable HDCP for <= Gen12 platforms. [Ram]
> 
> Cc: Ramalingam C <ramalingam.c at intel.com>
> Tested-by: Karthik B S <karthik.b.s at intel.com>
> Signed-off-by: Anshuman Gupta <anshuman.gupta at intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_dp_mst.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
> index 47beb442094f..ae24e1af49be 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
> @@ -829,12 +829,10 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
>  	intel_attach_force_audio_property(connector);
>  	intel_attach_broadcast_rgb_property(connector);
>  
> -
> -	/* TODO: Figure out how to make HDCP work on GEN12+ */
> -	if (INTEL_GEN(dev_priv) < 12) {
> +	if (INTEL_GEN(dev_priv) <= 12) {
>  		ret = intel_dp_init_hdcp(dig_port, intel_connector);
>  		if (ret)
> -			DRM_DEBUG_KMS("HDCP init failed, skipping.\n");
> +			drm_dbg_kms(&dev_priv->drm, "HDCP init failed, skipping.\n");
"HDCP MST init failed" might be more meaningful with connector name and
ID.


With that addressed
Reviewed-by: Ramalingam C <ramalingam.c at intel.com>
>  	}
>  
>  	/*
> -- 
> 2.26.2
>