Re: [Intel-gfx] [PATCH v8 2/3] drm/i915: Add transcoder restriction to PSR2

2019-08-20 Thread Anshuman Gupta
On 2019-08-20 at 15:33:24 -0700, José Roberto de Souza wrote: > According to PSR2_CTL definition in BSpec there is only one instance > of PSR2_CTL. Platforms gen < 12 with EDP transcoder only support PSR2 > on TRANSCODER_EDP while on TGL PSR2 is only supported by > TRANSCODER_A. > > Since BDW PSR

[Intel-gfx] [PATCH v8 2/3] drm/i915: Add transcoder restriction to PSR2

2019-08-20 Thread José Roberto de Souza
According to PSR2_CTL definition in BSpec there is only one instance of PSR2_CTL. Platforms gen < 12 with EDP transcoder only support PSR2 on TRANSCODER_EDP while on TGL PSR2 is only supported by TRANSCODER_A. Since BDW PSR is allowed on any port, but we need to restrict by transcoder. v8: Rename