Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-17 Thread Akhil P Oommen
On 12/17/2024 2:21 AM, Rob Clark wrote: > On Mon, Dec 16, 2024 at 12:25 PM Akhil P Oommen > wrote: >> >> On 12/16/2024 10:28 PM, Connor Abbott wrote: >>> On Mon, Dec 16, 2024 at 11:55 AM Akhil P Oommen >>> wrote: On 12/13/2024 10:40 PM, Antonino Maniscalco wrote: > On 12/13/24 5:50

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-16 Thread Rob Clark
On Mon, Dec 16, 2024 at 12:25 PM Akhil P Oommen wrote: > > On 12/16/2024 10:28 PM, Connor Abbott wrote: > > On Mon, Dec 16, 2024 at 11:55 AM Akhil P Oommen > > wrote: > >> > >> On 12/13/2024 10:40 PM, Antonino Maniscalco wrote: > >>> On 12/13/24 5:50 PM, Akhil P Oommen wrote: > On 12/12/2024

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-16 Thread Akhil P Oommen
On 12/16/2024 10:28 PM, Connor Abbott wrote: > On Mon, Dec 16, 2024 at 11:55 AM Akhil P Oommen > wrote: >> >> On 12/13/2024 10:40 PM, Antonino Maniscalco wrote: >>> On 12/13/24 5:50 PM, Akhil P Oommen wrote: On 12/12/2024 9:44 PM, Antonino Maniscalco wrote: > On 12/12/24 4:58 PM, Akhil P

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-16 Thread Rob Clark
On Mon, Dec 16, 2024 at 8:59 AM Connor Abbott wrote: > > On Mon, Dec 16, 2024 at 11:55 AM Akhil P Oommen > wrote: > > > > On 12/13/2024 10:40 PM, Antonino Maniscalco wrote: > > > On 12/13/24 5:50 PM, Akhil P Oommen wrote: > > >> On 12/12/2024 9:44 PM, Antonino Maniscalco wrote: > > >>> On 12/12/2

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-16 Thread Connor Abbott
On Mon, Dec 16, 2024 at 11:55 AM Akhil P Oommen wrote: > > On 12/13/2024 10:40 PM, Antonino Maniscalco wrote: > > On 12/13/24 5:50 PM, Akhil P Oommen wrote: > >> On 12/12/2024 9:44 PM, Antonino Maniscalco wrote: > >>> On 12/12/24 4:58 PM, Akhil P Oommen wrote: > On 12/5/2024 10:24 PM, Rob Cla

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-16 Thread Akhil P Oommen
On 12/13/2024 10:40 PM, Antonino Maniscalco wrote: > On 12/13/24 5:50 PM, Akhil P Oommen wrote: >> On 12/12/2024 9:44 PM, Antonino Maniscalco wrote: >>> On 12/12/24 4:58 PM, Akhil P Oommen wrote: On 12/5/2024 10:24 PM, Rob Clark wrote: > From: Rob Clark > > Performance counter usa

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-16 Thread Akhil P Oommen
On 12/13/2024 11:20 PM, Rob Clark wrote: > On Fri, Dec 13, 2024 at 8:47 AM Akhil P Oommen > wrote: >> >> On 12/12/2024 10:42 PM, Rob Clark wrote: >>> On Thu, Dec 12, 2024 at 9:08 AM Rob Clark wrote: On Thu, Dec 12, 2024 at 7:59 AM Akhil P Oommen wrote: > > On 12/5/2024 1

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-13 Thread Rob Clark
On Fri, Dec 13, 2024 at 8:47 AM Akhil P Oommen wrote: > > On 12/12/2024 10:42 PM, Rob Clark wrote: > > On Thu, Dec 12, 2024 at 9:08 AM Rob Clark wrote: > >> > >> On Thu, Dec 12, 2024 at 7:59 AM Akhil P Oommen > >> wrote: > >>> > >>> On 12/5/2024 10:24 PM, Rob Clark wrote: > From: Rob Clark

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-13 Thread Antonino Maniscalco
On 12/13/24 5:50 PM, Akhil P Oommen wrote: On 12/12/2024 9:44 PM, Antonino Maniscalco wrote: On 12/12/24 4:58 PM, Akhil P Oommen wrote: On 12/5/2024 10:24 PM, Rob Clark wrote: From: Rob Clark Performance counter usage falls into two categories: 1. Local usage, where the counter configuratio

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-13 Thread Akhil P Oommen
On 12/12/2024 9:44 PM, Antonino Maniscalco wrote: > On 12/12/24 4:58 PM, Akhil P Oommen wrote: >> On 12/5/2024 10:24 PM, Rob Clark wrote: >>> From: Rob Clark >>> >>> Performance counter usage falls into two categories: >>> >>> 1. Local usage, where the counter configuration, start, and end read >>

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-13 Thread Akhil P Oommen
On 12/12/2024 10:42 PM, Rob Clark wrote: > On Thu, Dec 12, 2024 at 9:08 AM Rob Clark wrote: >> >> On Thu, Dec 12, 2024 at 7:59 AM Akhil P Oommen >> wrote: >>> >>> On 12/5/2024 10:24 PM, Rob Clark wrote: From: Rob Clark Performance counter usage falls into two categories: >>>

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-12 Thread Rob Clark
On Thu, Dec 12, 2024 at 9:08 AM Rob Clark wrote: > > On Thu, Dec 12, 2024 at 7:59 AM Akhil P Oommen > wrote: > > > > On 12/5/2024 10:24 PM, Rob Clark wrote: > > > From: Rob Clark > > > > > > Performance counter usage falls into two categories: > > > > > > 1. Local usage, where the counter confi

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-12 Thread Rob Clark
On Thu, Dec 12, 2024 at 7:59 AM Akhil P Oommen wrote: > > On 12/5/2024 10:24 PM, Rob Clark wrote: > > From: Rob Clark > > > > Performance counter usage falls into two categories: > > > > 1. Local usage, where the counter configuration, start, and end read > >happen within (locally to) a singl

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-12 Thread Antonino Maniscalco
On 12/12/24 4:58 PM, Akhil P Oommen wrote: On 12/5/2024 10:24 PM, Rob Clark wrote: From: Rob Clark Performance counter usage falls into two categories: 1. Local usage, where the counter configuration, start, and end read happen within (locally to) a single SUBMIT. In this case, there is

Re: [RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-12 Thread Akhil P Oommen
On 12/5/2024 10:24 PM, Rob Clark wrote: > From: Rob Clark > > Performance counter usage falls into two categories: > > 1. Local usage, where the counter configuration, start, and end read >happen within (locally to) a single SUBMIT. In this case, there is >no dependency on counter confi

[RFC] drm/msm: Add UABI to request perfcntr usage

2024-12-05 Thread Rob Clark
From: Rob Clark Performance counter usage falls into two categories: 1. Local usage, where the counter configuration, start, and end read happen within (locally to) a single SUBMIT. In this case, there is no dependency on counter configuration or values between submits, and in fact cou