[Intel-gfx] [PATCH] drm/i915/debugfs: xelpd lpsp capability

[Gupta, Anshuman]

> -----Original Message-----
> From: Daniel Vetter <daniel at ffwll.ch>
> Sent: Friday, July 9, 2021 8:52 PM
> To: Gupta, Anshuman <anshuman.gupta at intel.com>
> Cc: intel-gfx <intel-gfx at lists.freedesktop.org>
> Subject: Re: [Intel-gfx] [PATCH] drm/i915/debugfs: xelpd lpsp capability
> 
> On Fri, Jul 9, 2021 at 2:12 PM Anshuman Gupta <anshuman.gupta at intel.com>
> wrote:
> >
> > Extend i915_lpsp_capability sysfs to xelpd and future platforms.
> 
> You're talking about sysfs but the patch is toucing a _debugfs.c file.
> Something is very, very wrong here, either the commit message, or worse, the
> code that's there already.
> 
> If this is indeed sysfs it must be split out asap, and ideally also documented and
> all that, because sysfs is uapi
Thanks for pointing this out.
I will fix the commit log in next version , it is debugfs under /sys/kernel/debug/dri/*
Br,
Anshuman Gupta
> -Daniel
> 
> >
> > Cc: Animesh Manna <animesh.manna at intel.com>
> > Signed-off-by: Anshuman Gupta <anshuman.gupta at intel.com>
> > ---
> >  drivers/gpu/drm/i915/display/intel_display_debugfs.c | 5 +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> > b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> > index af9e58619667..75d991a0707e 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
> > @@ -2255,6 +2255,11 @@ static int i915_lpsp_capability_show(struct seq_file
> *m, void *data)
> >         if (connector->status != connector_status_connected)
> >                 return -ENODEV;
> >
> > +       if (DISPLAY_VER(i915) >= 13) {
> > +               LPSP_CAPABLE(encoder->port <= PORT_B);
> > +               return 0;
> > +       }
> > +
> >         switch (DISPLAY_VER(i915)) {
> >         case 12:
> >                 /*
> > --
> > 2.26.2
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
> 
> 
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch