[Intel-gfx] [PATCH] drm/i915/psr: Add missing check for I915_PSR_DEBUG_IRQ bit

[Rodrigo Vivi]

On Mon, Aug 13, 2018 at 03:47:20PM +0200, Maarten Lankhorst wrote:
> Op 11-08-18 om 02:50 schreef Dhinakaran Pandiyan:
> > We print the last attempted entry and last exit timestamps only when
> > IRQ debug is requested. This check was missed when new debug flags were
> > added in 'commit c44301fce614 ("drm/i915: Allow control of PSR at
> > runtime through debugfs, v6")
> >
> > Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> > Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> > ---
> >  drivers/gpu/drm/i915/i915_debugfs.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> > index 26b7e5276b15..374b550d9a4f 100644
> > --- a/drivers/gpu/drm/i915/i915_debugfs.c
> > +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> > @@ -2735,7 +2735,7 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
> >  	psr_source_status(dev_priv, m);
> >  	mutex_unlock(&dev_priv->psr.lock);
> >  
> > -	if (READ_ONCE(dev_priv->psr.debug)) {
> > +	if (READ_ONCE(dev_priv->psr.debug) & I915_PSR_DEBUG_IRQ) {
> >  		seq_printf(m, "Last attempted entry at: %lld\n",
> >  			   dev_priv->psr.last_entry_attempt);
> >  		seq_printf(m, "Last exit at: %lld\n",
> 
> Oops indeed.
> 
> Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>

before pushing to dinq please check the compilation there..
kbuild bot raised an issue...

so apparently we will need a backmerge before pushing this...

> 
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