[Intel-gfx] [PATCH v19 3/8] drm/i915: Add intel_bw_get_*_state helpers

[Ville Syrjälä]

On Fri, Mar 13, 2020 at 08:49:30AM +0000, Lisovskiy, Stanislav wrote:
> >> Add correspondent helpers to be able to get old/new bandwidth
> >> global state object.
> >>
> >> v2: - Fixed typo in function call
> >> v3: - Changed new functions naming to use convention proposed
> >>       by Jani Nikula, i.e intel_bw_* in intel_bw.c file.
> 
> >Still nak on the rename.
> 
> Cool. Discuss it with Jani Nikula then, to have at least some common strategy on how to be picky on me.

The strategy is either rename all of these functions or none so that we
don't end up with random inconsistencies all over the place.

> 
> Best Regards,
> 
> Lisovskiy Stanislav
> ________________________________
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Sent: Wednesday, March 11, 2020 6:08:54 PM
> To: Lisovskiy, Stanislav
> Cc: intel-gfx at lists.freedesktop.org; Ausmus, James; Saarinen, Jani; Roper, Matthew D
> Subject: Re: [PATCH v19 3/8] drm/i915: Add intel_bw_get_*_state helpers
> 
> On Mon, Mar 09, 2020 at 06:11:59PM +0200, Stanislav Lisovskiy wrote:
> > Add correspondent helpers to be able to get old/new bandwidth
> > global state object.
> >
> > v2: - Fixed typo in function call
> > v3: - Changed new functions naming to use convention proposed
> >       by Jani Nikula, i.e intel_bw_* in intel_bw.c file.
> 
> Still nak on the rename.
> 
> >
> > Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>
> > ---
> >  drivers/gpu/drm/i915/display/intel_bw.c | 33 ++++++++++++++++++++++---
> >  drivers/gpu/drm/i915/display/intel_bw.h |  9 +++++++
> >  2 files changed, 39 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
> > index 58b264bc318d..bdad7476dc7b 100644
> > --- a/drivers/gpu/drm/i915/display/intel_bw.c
> > +++ b/drivers/gpu/drm/i915/display/intel_bw.c
> > @@ -374,8 +374,35 @@ static unsigned int intel_bw_data_rate(struct drm_i915_private *dev_priv,
> >        return data_rate;
> >  }
> >
> > -static struct intel_bw_state *
> > -intel_atomic_get_bw_state(struct intel_atomic_state *state)
> > +struct intel_bw_state *
> > +intel_bw_get_old_state(struct intel_atomic_state *state)
> > +{
> > +     struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> > +     struct intel_global_state *bw_state;
> > +
> > +     bw_state = intel_atomic_get_old_global_obj_state(state, &dev_priv->bw_obj);
> > +     if (IS_ERR(bw_state))
> > +             return ERR_CAST(bw_state);
> > +
> > +     return to_intel_bw_state(bw_state);
> > +}
> > +
> > +struct intel_bw_state *
> > +intel_bw_get_new_state(struct intel_atomic_state *state)
> > +{
> > +     struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> > +     struct intel_global_state *bw_state;
> > +
> > +     bw_state = intel_atomic_get_new_global_obj_state(state, &dev_priv->bw_obj);
> > +
> > +     if (IS_ERR(bw_state))
> > +             return ERR_CAST(bw_state);
> > +
> > +     return to_intel_bw_state(bw_state);
> > +}
> > +
> > +struct intel_bw_state *
> > +intel_bw_get_state(struct intel_atomic_state *state)
> >  {
> >        struct drm_i915_private *dev_priv = to_i915(state->base.dev);
> >        struct intel_global_state *bw_state;
> > @@ -420,7 +447,7 @@ int intel_bw_atomic_check(struct intel_atomic_state *state)
> >                    old_active_planes == new_active_planes)
> >                        continue;
> >
> > -             bw_state  = intel_atomic_get_bw_state(state);
> > +             bw_state  = intel_bw_get_state(state);
> >                if (IS_ERR(bw_state))
> >                        return PTR_ERR(bw_state);
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h
> > index a8aa7624c5aa..b5f61463922f 100644
> > --- a/drivers/gpu/drm/i915/display/intel_bw.h
> > +++ b/drivers/gpu/drm/i915/display/intel_bw.h
> > @@ -24,6 +24,15 @@ struct intel_bw_state {
> >
> >  #define to_intel_bw_state(x) container_of((x), struct intel_bw_state, base)
> >
> > +struct intel_bw_state *
> > +intel_bw_get_old_state(struct intel_atomic_state *state);
> > +
> > +struct intel_bw_state *
> > +intel_bw_get_new_state(struct intel_atomic_state *state);
> > +
> > +struct intel_bw_state *
> > +intel_bw_get_state(struct intel_atomic_state *state);
> > +
> >  void intel_bw_init_hw(struct drm_i915_private *dev_priv);
> >  int intel_bw_init(struct drm_i915_private *dev_priv);
> >  int intel_bw_atomic_check(struct intel_atomic_state *state);
> > --
> > 2.24.1.485.gad05a3d8e5
> 
> --
> Ville Syrjälä
> Intel

-- 
Ville Syrjälä
Intel