Re: [Intel-gfx] [PATCH] drm/i915: Force vblanks around evasion when i915.watermark_test is set.

2016-06-14 Thread Daniel Vetter
On Tue, Jun 14, 2016 at 08:27:57AM +0200, Maarten Lankhorst wrote: > Op 13-06-16 om 16:45 schreef Daniel Vetter: > > On Thu, Jun 09, 2016 at 01:36:50PM +0200, Maarten Lankhorst wrote: > >> This will make it more likely that intermediary watermarks cause fifo > >> underruns, which is useful when wri

Re: [Intel-gfx] [PATCH] drm/i915: Force vblanks around evasion when i915.watermark_test is set.

2016-06-13 Thread Maarten Lankhorst
Op 13-06-16 om 16:45 schreef Daniel Vetter: > On Thu, Jun 09, 2016 at 01:36:50PM +0200, Maarten Lankhorst wrote: >> This will make it more likely that intermediary watermarks cause fifo >> underruns, which is useful when writing watermark specific tests, >> to make it more likely to trigger FIFO un

Re: [Intel-gfx] [PATCH] drm/i915: Force vblanks around evasion when i915.watermark_test is set.

2016-06-13 Thread Daniel Vetter
On Thu, Jun 09, 2016 at 01:36:50PM +0200, Maarten Lankhorst wrote: > This will make it more likely that intermediary watermarks cause fifo > underruns, which is useful when writing watermark specific tests, > to make it more likely to trigger FIFO underruns in intermediary watermarks. That's surpr

[Intel-gfx] [PATCH] drm/i915: Force vblanks around evasion when i915.watermark_test is set.

2016-06-09 Thread Maarten Lankhorst
This will make it more likely that intermediary watermarks cause fifo underruns, which is useful when writing watermark specific tests, to make it more likely to trigger FIFO underruns in intermediary watermarks. Signed-off-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_params.c | 1 + dr