[Intel-gfx] [PATCH] drm/i915: remove check for aux irq

[Ville Syrjälä]

On Thu, Apr 26, 2018 at 08:22:12AM -0700, Lucas De Marchi wrote:
> On Thu, Apr 26, 2018 at 04:43:38PM +0300, Ville Syrjälä wrote:
> > On Wed, Apr 25, 2018 at 02:55:24PM -0700, Lucas De Marchi wrote:
> > > This became dead code with commit 309bd8ed464f ("drm/i915: Reinstate
> > > GMBUS and AUX interrupts on gen4/g4x").
> > > 
> > > Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > > Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
> > > ---
> > >  drivers/gpu/drm/i915/i915_drv.h  |  3 +--
> > >  drivers/gpu/drm/i915/intel_dp.c  | 22 +++++++---------------
> > >  drivers/gpu/drm/i915/intel_drv.h |  1 -
> > >  drivers/gpu/drm/i915/intel_psr.c |  2 +-
> > >  4 files changed, 9 insertions(+), 19 deletions(-)
> > > 
> > > diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> > > index 8444ca8d5aa3..09e1c2289ea1 100644
> > > --- a/drivers/gpu/drm/i915/i915_drv.h
> > > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > > @@ -2545,7 +2545,7 @@ intel_info(const struct drm_i915_private *dev_priv)
> > >  	 IS_SKL_GT3(dev_priv) || IS_SKL_GT4(dev_priv))
> > >  
> > >  /*
> > > - * dp aux and gmbus irq on gen4 seems to be able to generate legacy interrupts
> > > + * gmbus irq on gen4 seems to be able to generate legacy interrupts
> > 
> > Why are you removing vital information from the comment?
> 
> Because it wouldn't match the code anymore. We always use aux irq.

The comment is documenting the hardware behaviour. We don't want to lose
that information.

-- 
Ville Syrjälä
Intel