[PATCH 7/8] drm/msm/dpu: drop dpu_core_perf_destroy()

[Dmitry Baryshkov]

On Tue, 4 Jul 2023 at 01:57, Abhinav Kumar <quic_abhinavk at quicinc.com> wrote:
>
>
>
> On 6/19/2023 5:08 PM, Dmitry Baryshkov wrote:
> > This function does nothing, just clears several data pointers. Drop it
> > now.
> >
>
> This will undo what dpu_core_perf_init() did when an error happens.
>
> Why can we drop that?

Because nothing will use this data in an error case. There is no need
to clean it.

>
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
> > ---
> >   drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 12 ------------
> >   drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h |  6 ------
> >   drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |  1 -
> >   3 files changed, 19 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
> > index 78a7e3ea27a4..f779ad544347 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
> > @@ -394,18 +394,6 @@ int dpu_core_perf_debugfs_init(struct dpu_kms *dpu_kms, struct dentry *parent)
> >   }
> >   #endif
> >
> > -void dpu_core_perf_destroy(struct dpu_core_perf *perf)
> > -{
> > -     if (!perf) {
> > -             DPU_ERROR("invalid parameters\n");
> > -             return;
> > -     }
> > -
> > -     perf->max_core_clk_rate = 0;
> > -     perf->core_clk = NULL;
> > -     perf->dev = NULL;
> > -}
> > -
> >   int dpu_core_perf_init(struct dpu_core_perf *perf,
> >               struct drm_device *dev,
> >               const struct dpu_perf_cfg *perf_cfg,
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
> > index e8a7916b6f71..e1198c104b5e 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h
> > @@ -69,12 +69,6 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
> >    */
> >   void dpu_core_perf_crtc_release_bw(struct drm_crtc *crtc);
> >
> > -/**
> > - * dpu_core_perf_destroy - destroy the given core performance context
> > - * @perf: Pointer to core performance context
> > - */
> > -void dpu_core_perf_destroy(struct dpu_core_perf *perf);
> > -
> >   /**
> >    * dpu_core_perf_init - initialize the given core performance context
> >    * @perf: Pointer to core performance context
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
> > index 6e62606e32de..4439147d2c35 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
> > @@ -1162,7 +1162,6 @@ static int dpu_kms_hw_init(struct msm_kms *kms)
> >       return 0;
> >
> >   drm_obj_init_err:
> > -     dpu_core_perf_destroy(&dpu_kms->perf);
> >   hw_intr_init_err:
> >   perf_err:
> >   power_error:



-- 
With best wishes
Dmitry