Re: [Intel-gfx] [PATCH 2/5] drm/i915/guc/ct: stop expecting multiple CT channels

2019-12-11 Thread Daniele Ceraolo Spurio
On 12/11/19 5:43 AM, Michal Wajdeczko wrote: On Tue, 10 Dec 2019 22:09:16 +0100, Daniele Ceraolo Spurio wrote: The GuC supports having multiple CT buffer pairs and we designed our implementation with that in mind. However, the different channels are not processed in parallel within the GuC

Re: [Intel-gfx] [PATCH 2/5] drm/i915/guc/ct: stop expecting multiple CT channels

2019-12-11 Thread Michal Wajdeczko
On Tue, 10 Dec 2019 22:09:16 +0100, Daniele Ceraolo Spurio wrote: The GuC supports having multiple CT buffer pairs and we designed our implementation with that in mind. However, the different channels are not processed in parallel within the GuC, so there is very little advantage in having mu

[Intel-gfx] [PATCH 2/5] drm/i915/guc/ct: stop expecting multiple CT channels

2019-12-10 Thread Daniele Ceraolo Spurio
The GuC supports having multiple CT buffer pairs and we designed our implementation with that in mind. However, the different channels are not processed in parallel within the GuC, so there is very little advantage in having multiple channels (independent locks?), compared to the drawbacks (one cha