Re: [Intel-gfx] [RFC 2/6] drm/i915: cover ring access with rpm get/put

2014-01-22 Thread Paulo Zanoni
2014/1/22 : > From: Naresh Kumar Kachhi > > GPU idleness is tracked by checking the request queue. Whenever > request queue is empty we assume that GPU is idle. When a new > set of commands sheduled on ring we call i915_add_request to > make sure these commands are tracked properly. However there

[Intel-gfx] [RFC 2/6] drm/i915: cover ring access with rpm get/put

2014-01-22 Thread naresh . kumar . kachhi
From: Naresh Kumar Kachhi GPU idleness is tracked by checking the request queue. Whenever request queue is empty we assume that GPU is idle. When a new set of commands sheduled on ring we call i915_add_request to make sure these commands are tracked properly. However there are few places which ar