[Intel-gfx] [PATCH i-g-t] tests/psr: Dump PSR debugfs contents if PSR entry times out.

[Dhinakaran Pandiyan]

On Tuesday, December 19, 2017 2:02:47 PM PST Rodrigo Vivi wrote:
> On Tue, Dec 12, 2017 at 10:28:35PM +0000, Dhinakaran Pandiyan wrote:
> > 	(kms_psr_sink_crc:1717) CRITICAL: Failed assertion:
> > 	wait_psr_entry(&data)
> > 	(kms_psr_sink_crc:1717) CRITICAL: Last errno: 25, Inappropriate ioctl
> > 	for device
> > 
> > isn't very useful, the Source_OK field would have indicated that the
> > requirements to enable PSR weren't met in this case.
> 
> Is this still the case with the source_ok getting killed?

"Enabled:"  will do the same job, conveying whether an attempt to enable PSR 
was made.

> 
> > Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> > Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> > ---
> > 
> >  tests/kms_psr_sink_crc.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/tests/kms_psr_sink_crc.c b/tests/kms_psr_sink_crc.c
> > index 831368b2..c586d6e1 100644
> > --- a/tests/kms_psr_sink_crc.c
> > +++ b/tests/kms_psr_sink_crc.c
> > @@ -223,6 +223,7 @@ static bool wait_psr_entry(data_t *data)
> > 
> >  			return true;
> >  		
> >  		sleep(1);
> >  	
> >  	}
> > 
> > +	igt_debugfs_dump(data->drm_fd, "i915_edp_psr_status");
> 
> anyways seems a good thing to have...
> so, with the commit message modified feel free to use:
> 
> Acked-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
>

Thanks!
 
> >  	return false;
> >  
> >  }
> 
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