Re: [Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-26 Thread Matthew Brost
On Wed, May 26, 2021 at 10:30:27AM +0100, Tvrtko Ursulin wrote: > > On 25/05/2021 18:15, Matthew Brost wrote: > > On Tue, May 25, 2021 at 10:24:09AM +0100, Tvrtko Ursulin wrote: > > > > > > On 06/05/2021 20:13, Matthew Brost wrote: > > > > With the introduction of non-blocking CTBs more than one

Re: [Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-26 Thread Tvrtko Ursulin
On 25/05/2021 18:15, Matthew Brost wrote: On Tue, May 25, 2021 at 10:24:09AM +0100, Tvrtko Ursulin wrote: On 06/05/2021 20:13, Matthew Brost wrote: With the introduction of non-blocking CTBs more than one CTB can be in flight at a time. Increasing the size of the CTBs should reduce how often

Re: [Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-25 Thread Matthew Brost
On Tue, May 25, 2021 at 10:24:09AM +0100, Tvrtko Ursulin wrote: > > On 06/05/2021 20:13, Matthew Brost wrote: > > With the introduction of non-blocking CTBs more than one CTB can be in > > flight at a time. Increasing the size of the CTBs should reduce how > > often software hits the case where no

Re: [Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-25 Thread Tvrtko Ursulin
On 06/05/2021 20:13, Matthew Brost wrote: With the introduction of non-blocking CTBs more than one CTB can be in flight at a time. Increasing the size of the CTBs should reduce how often software hits the case where no space is available in the CTB buffer. I'd move this before the patch which

Re: [Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-24 Thread Matthew Brost
On Mon, May 24, 2021 at 03:43:11PM +0200, Michal Wajdeczko wrote: > > > On 06.05.2021 21:13, Matthew Brost wrote: > > With the introduction of non-blocking CTBs more than one CTB can be in > > flight at a time. Increasing the size of the CTBs should reduce how > > often software hits the case whe

Re: [Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-24 Thread Michal Wajdeczko
On 06.05.2021 21:13, Matthew Brost wrote: > With the introduction of non-blocking CTBs more than one CTB can be in > flight at a time. Increasing the size of the CTBs should reduce how > often software hits the case where no space is available in the CTB > buffer. > > Cc: John Harrison > Signe

[Intel-gfx] [RFC PATCH 39/97] drm/i915/guc: Increase size of CTB buffers

2021-05-06 Thread Matthew Brost
With the introduction of non-blocking CTBs more than one CTB can be in flight at a time. Increasing the size of the CTBs should reduce how often software hits the case where no space is available in the CTB buffer. Cc: John Harrison Signed-off-by: Matthew Brost --- drivers/gpu/drm/i915/gt/uc/in