Re: [Intel-gfx] [PATCH v9 08/39] drm/i915: hdcp1.4 CP_IRQ handling and SW encryption tracking

2018-12-20 Thread Daniel Vetter
On Thu, Dec 20, 2018 at 04:59:13PM +0530, C, Ramalingam wrote: > > On 12/19/2018 9:18 PM, Daniel Vetter wrote: > > On Thu, Dec 13, 2018 at 09:31:10AM +0530, Ramalingam C wrote: > > > "hdcp_encrypted" flag is defined to denote the HDCP1.4 encryption status. > > > This SW tracking is used to

Re: [Intel-gfx] [PATCH v9 08/39] drm/i915: hdcp1.4 CP_IRQ handling and SW encryption tracking

2018-12-20 Thread C, Ramalingam
On 12/19/2018 9:18 PM, Daniel Vetter wrote: On Thu, Dec 13, 2018 at 09:31:10AM +0530, Ramalingam C wrote: "hdcp_encrypted" flag is defined to denote the HDCP1.4 encryption status. This SW tracking is used to determine the need for real hdcp1.4 disable and hdcp_check_link upon CP_IRQ. On

Re: [Intel-gfx] [PATCH v9 08/39] drm/i915: hdcp1.4 CP_IRQ handling and SW encryption tracking

2018-12-19 Thread Daniel Vetter
On Thu, Dec 13, 2018 at 09:31:10AM +0530, Ramalingam C wrote: > "hdcp_encrypted" flag is defined to denote the HDCP1.4 encryption status. > This SW tracking is used to determine the need for real hdcp1.4 disable > and hdcp_check_link upon CP_IRQ. > > On CP_IRQ we filter the CP_IRQ related to the

[Intel-gfx] [PATCH v9 08/39] drm/i915: hdcp1.4 CP_IRQ handling and SW encryption tracking

2018-12-12 Thread Ramalingam C
"hdcp_encrypted" flag is defined to denote the HDCP1.4 encryption status. This SW tracking is used to determine the need for real hdcp1.4 disable and hdcp_check_link upon CP_IRQ. On CP_IRQ we filter the CP_IRQ related to the states like Link failure and reauthentication req etc and handle them in