Re: [Intel-gfx] [RFC 4/4] drm/i915/perf: Send system clock monotonic time in perf samples

2017-12-06 Thread Sagar Arun Kamble
On 12/5/2017 7:52 PM, Lionel Landwerlin wrote: On 15/11/17 12:13, Sagar Arun Kamble wrote: From: Sourab Gupta Currently, we have the ability to only forward the GPU timestamps in the samples (which are generated via OA reports). This limits the ability to correlate these samples with the sys

Re: [Intel-gfx] [RFC 4/4] drm/i915/perf: Send system clock monotonic time in perf samples

2017-12-05 Thread Lionel Landwerlin
On 15/11/17 12:13, Sagar Arun Kamble wrote: From: Sourab Gupta Currently, we have the ability to only forward the GPU timestamps in the samples (which are generated via OA reports). This limits the ability to correlate these samples with the system events. An ability is therefore needed to rep

Re: [Intel-gfx] [RFC 4/4] drm/i915/perf: Send system clock monotonic time in perf samples

2017-11-16 Thread Sagar Arun Kamble
On 11/15/2017 6:01 PM, Chris Wilson wrote: Quoting Sagar Arun Kamble (2017-11-15 12:13:54) From: Sourab Gupta Currently, we have the ability to only forward the GPU timestamps in the samples (which are generated via OA reports). This limits the ability to correlate these samples with the sys

Re: [Intel-gfx] [RFC 4/4] drm/i915/perf: Send system clock monotonic time in perf samples

2017-11-15 Thread Sagar Arun Kamble
On 11/15/2017 5:43 PM, Sagar Arun Kamble wrote: From: Sourab Gupta Currently, we have the ability to only forward the GPU timestamps in the samples (which are generated via OA reports). This limits the ability to correlate these samples with the system events. An ability is therefore needed

Re: [Intel-gfx] [RFC 4/4] drm/i915/perf: Send system clock monotonic time in perf samples

2017-11-15 Thread Chris Wilson
Quoting Sagar Arun Kamble (2017-11-15 12:13:54) > From: Sourab Gupta > > Currently, we have the ability to only forward the GPU timestamps in the > samples (which are generated via OA reports). This limits the ability to > correlate these samples with the system events. > > An ability is therefo

[Intel-gfx] [RFC 4/4] drm/i915/perf: Send system clock monotonic time in perf samples

2017-11-15 Thread Sagar Arun Kamble
From: Sourab Gupta Currently, we have the ability to only forward the GPU timestamps in the samples (which are generated via OA reports). This limits the ability to correlate these samples with the system events. An ability is therefore needed to report timestamps in different clock domains, suc