Re: [Intel-gfx] [PATCH 2/8] drm/i915: Stop encryption for repeater with no sink

2018-02-02 Thread Sean Paul
On Fri, Feb 02, 2018 at 08:33:38PM +0530, Ramalingam C wrote: > > > On Friday 02 February 2018 08:18 PM, Sean Paul wrote: > > On Fri, Feb 02, 2018 at 07:42:47PM +0530, Ramalingam C wrote: > > > > > > On Friday 02 February 2018 07:43 PM, Sean Paul wrote: > > > > On Fri, Feb 02, 2018 at 04:15:14PM

Re: [Intel-gfx] [PATCH 2/8] drm/i915: Stop encryption for repeater with no sink

2018-02-02 Thread Ramalingam C
On Friday 02 February 2018 08:18 PM, Sean Paul wrote: On Fri, Feb 02, 2018 at 07:42:47PM +0530, Ramalingam C wrote: On Friday 02 February 2018 07:43 PM, Sean Paul wrote: On Fri, Feb 02, 2018 at 04:15:14PM +0530, Ramalingam C wrote: If a HDCP repeater is detected with zero hdcp authenticated

Re: [Intel-gfx] [PATCH 2/8] drm/i915: Stop encryption for repeater with no sink

2018-02-02 Thread Sean Paul
On Fri, Feb 02, 2018 at 07:42:47PM +0530, Ramalingam C wrote: > > > On Friday 02 February 2018 07:43 PM, Sean Paul wrote: > > On Fri, Feb 02, 2018 at 04:15:14PM +0530, Ramalingam C wrote: > > > If a HDCP repeater is detected with zero hdcp authenticated > > > downstream devices, there are two opt

Re: [Intel-gfx] [PATCH 2/8] drm/i915: Stop encryption for repeater with no sink

2018-02-02 Thread Ramalingam C
On Friday 02 February 2018 07:43 PM, Sean Paul wrote: On Fri, Feb 02, 2018 at 04:15:14PM +0530, Ramalingam C wrote: If a HDCP repeater is detected with zero hdcp authenticated downstream devices, there are two option as below: 1. Dont continue on second stage authentication. Disable encryptio

Re: [Intel-gfx] [PATCH 2/8] drm/i915: Stop encryption for repeater with no sink

2018-02-02 Thread Sean Paul
On Fri, Feb 02, 2018 at 04:15:14PM +0530, Ramalingam C wrote: > If a HDCP repeater is detected with zero hdcp authenticated > downstream devices, there are two option as below: > > 1. Dont continue on second stage authentication. Disable encryption. > 2. Continue with second stage authentication e

[Intel-gfx] [PATCH 2/8] drm/i915: Stop encryption for repeater with no sink

2018-02-02 Thread Ramalingam C
If a HDCP repeater is detected with zero hdcp authenticated downstream devices, there are two option as below: 1. Dont continue on second stage authentication. Disable encryption. 2. Continue with second stage authentication excluding the KSV list and continue encryption on success. This patch