Re: [Intel-gfx] [PATCH v10 33/40] misc/mei/hdcp: Verify M_prime

2019-02-04 Thread Shankar, Uma
>-Original Message- >From: C, Ramalingam >Sent: Thursday, January 31, 2019 12:30 PM >To: intel-gfx@lists.freedesktop.org; dri-de...@lists.freedesktop.org; >daniel.vet...@ffwll.ch; Winkler, Tomas ; Shankar, >Uma >Cc: C, Ramalingam >Subject: [PATCH v10 33/40] misc/mei/hdcp: Verify M_prime

[Intel-gfx] [PATCH v10 33/40] misc/mei/hdcp: Verify M_prime

2019-01-30 Thread Ramalingam C
Request to ME to verify the M_Prime received from the HDCP sink. ME FW will calculate the M and compare with M_prime received as part of RepeaterAuth_Stream_Ready, which is HDCP2.2 protocol msg. On successful completion of this stage, downstream propagation of the stream management info is comple