On Thu, Jan 18, 2018 at 11:18:06AM +0530, Ramalingam C wrote:
> Second stage of HDCP authentication required only if the HDCP
> sink is a repeater.
> 
> This patch imposes above condition on second stage HDCP authentication.

Hi Ram,
This is already enforced in intel_hdcp_auth_downstream()

Thanks,
Sean

> 
> Signed-off-by: Ramalingam C <ramalinga...@intel.com>
> ---
>  drivers/gpu/drm/i915/intel_hdcp.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_hdcp.c 
> b/drivers/gpu/drm/i915/intel_hdcp.c
> index 6ce6559897a6..b48c72cd0906 100644
> --- a/drivers/gpu/drm/i915/intel_hdcp.c
> +++ b/drivers/gpu/drm/i915/intel_hdcp.c
> @@ -493,7 +493,10 @@ static int intel_hdcp_auth(struct intel_digital_port 
> *intel_dig_port,
>        * on those as well.
>        */
>  
> -     return intel_hdcp_auth_downstream(intel_dig_port, shim);
> +     if (repeater_present)
> +             return intel_hdcp_auth_downstream(intel_dig_port, shim);
> +
> +     return 0;
>  }
>  
>  static
> -- 
> 2.7.4
> 

-- 
Sean Paul, Software Engineer, Google / Chromium OS
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