Re: [Nouveau] [PATCH v2] drm/nouveau: Add getparam for current PTIMER time.

2010-05-24 Thread Marcin Kościelnicki
On Sun, 2010-05-23 at 11:36 +, Marcin Kościelnicki wrote: This will be useful for computing GPU-CPU latency, including GL_ARB_timer_query extension. Looks fine, just a quick question as to whether this is necessary? I seem to recall that on nv40, the QUERY methods actually return

Re: [Nouveau] [PATCH v2] drm/nouveau: Add getparam for current PTIMER time.

2010-05-24 Thread Ben Skeggs
On Mon, 2010-05-24 at 07:50 +, Marcin Kościelnicki wrote: On Sun, 2010-05-23 at 11:36 +, Marcin Kościelnicki wrote: This will be useful for computing GPU-CPU latency, including GL_ARB_timer_query extension. Looks fine, just a quick question as to whether this is necessary? I

Re: [Nouveau] [PATCH v2] drm/nouveau: Add getparam for current PTIMER time.

2010-05-23 Thread Ben Skeggs
On Sun, 2010-05-23 at 11:36 +, Marcin Kościelnicki wrote: This will be useful for computing GPU-CPU latency, including GL_ARB_timer_query extension. Looks fine, just a quick question as to whether this is necessary? I seem to recall that on nv40, the QUERY methods actually return timestamps