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

[Lisovskiy, Stanislav]

>> 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.

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
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