[Intel-gfx] [RFC PATCH 1/3] drm/i915/perf: allow holding preemption on filtered ctx

2018-10-08 Thread Lionel Landwerlin
We would like to make use of perf in Vulkan. The Vulkan API is much lower level than OpenGL, with applications directly exposed to the concept of command buffers (pretty much equivalent to our batch buffers). In Vulkan, queries are always limited in scope to a command buffer. In OpenGL, the lack of

Re: [Intel-gfx] [RFC PATCH 1/3] drm/i915/perf: allow holding preemption on filtered ctx

2018-10-08 Thread Chris Wilson
Quoting Lionel Landwerlin (2018-10-08 16:18:20) > We would like to make use of perf in Vulkan. The Vulkan API is much > lower level than OpenGL, with applications directly exposed to the > concept of command buffers (pretty much equivalent to our batch > buffers). In Vulkan, queries are always limi

Re: [Intel-gfx] [RFC PATCH 1/3] drm/i915/perf: allow holding preemption on filtered ctx

2018-10-08 Thread Lionel Landwerlin
On 08/10/2018 16:35, Chris Wilson wrote: Quoting Lionel Landwerlin (2018-10-08 16:18:20) We would like to make use of perf in Vulkan. The Vulkan API is much lower level than OpenGL, with applications directly exposed to the concept of command buffers (pretty much equivalent to our batch buffers)