Re: [PATCH v2 2/2] drm/i915: Make intel_guc_wopcm_size() inline

[Sagar Arun Kamble <sagar.a.kamble@intel.com>]

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On 9/27/2017 4:52 PM, Michal Wajdeczko wrote:
> While here fix param and var types to match new naming rules.
>
> v2: update names and commit message (Sagar)
>
> Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
> Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
> ---
>   drivers/gpu/drm/i915/intel_guc_loader.c | 11 -----------
>   drivers/gpu/drm/i915/intel_uc.c         |  4 ++--
>   drivers/gpu/drm/i915/intel_uc.h         | 13 ++++++++++++-
>   3 files changed, 14 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c
> index c9e25be..387d105a 100644
> --- a/drivers/gpu/drm/i915/intel_guc_loader.c
> +++ b/drivers/gpu/drm/i915/intel_guc_loader.c
> @@ -250,17 +250,6 @@ static int guc_ucode_xfer_dma(struct drm_i915_private *dev_priv,
>   	return ret;
>   }
>   
> -u32 intel_guc_wopcm_size(struct drm_i915_private *dev_priv)
> -{
> -	u32 wopcm_size = GUC_WOPCM_TOP;
> -
> -	/* On BXT, the top of WOPCM is reserved for RC6 context */
> -	if (IS_GEN9_LP(dev_priv))
> -		wopcm_size -= BXT_GUC_WOPCM_RC6_RESERVED;
> -
> -	return wopcm_size;
> -}
> -
>   /*
>    * Load the GuC firmware blob into the MinuteIA.
>    */
> diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
> index 2774778..1ef2de6 100644
> --- a/drivers/gpu/drm/i915/intel_uc.c
> +++ b/drivers/gpu/drm/i915/intel_uc.c
> @@ -188,7 +188,7 @@ static void fetch_uc_fw(struct drm_i915_private *dev_priv,
>   		size = uc_fw->header_size + uc_fw->ucode_size;
>   
>   		/* Top 32k of WOPCM is reserved (8K stack + 24k RC6 context). */
> -		if (size > intel_guc_wopcm_size(dev_priv)) {
> +		if (size > intel_guc_wopcm_size(&dev_priv->guc)) {
>   			DRM_ERROR("Firmware is too large to fit in WOPCM\n");
>   			goto fail;
>   		}
> @@ -374,7 +374,7 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
>   	}
>   
>   	/* init WOPCM */
> -	I915_WRITE(GUC_WOPCM_SIZE, intel_guc_wopcm_size(dev_priv));
> +	I915_WRITE(GUC_WOPCM_SIZE, intel_guc_wopcm_size(guc));
>   	I915_WRITE(DMA_GUC_WOPCM_OFFSET,
>   		   GUC_WOPCM_OFFSET_VALUE | HUC_LOADING_AGENT_GUC);
>   
> diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
> index 296c52d..f43bb43 100644
> --- a/drivers/gpu/drm/i915/intel_uc.h
> +++ b/drivers/gpu/drm/i915/intel_uc.h
> @@ -63,6 +63,18 @@ static inline void intel_guc_notify(struct intel_guc *guc)
>   	guc->notify(guc);
>   }
>   
> +static inline u32 intel_guc_wopcm_size(struct intel_guc *guc)
> +{
> +	struct drm_i915_private *i915 = guc_to_i915(guc);
> +	u32 wopcm_size = GUC_WOPCM_TOP;
> +
> +	/* On BXT, the top of WOPCM is reserved for RC6 context */
> +	if (IS_GEN9_LP(i915))
> +		wopcm_size -= BXT_GUC_WOPCM_RC6_RESERVED;
> +
> +	return wopcm_size;
> +}
> +
>   static inline u32 guc_ggtt_offset(struct i915_vma *vma)
>   {
>   	u32 offset = i915_ggtt_offset(vma);
> @@ -90,7 +102,6 @@ int intel_guc_select_fw(struct intel_guc *guc);
>   int intel_guc_init_hw(struct intel_guc *guc);
>   int intel_guc_suspend(struct drm_i915_private *dev_priv);
>   int intel_guc_resume(struct drm_i915_private *dev_priv);
> -u32 intel_guc_wopcm_size(struct drm_i915_private *dev_priv);
>   
>   /* i915_guc_submission.c */
>   int i915_guc_submission_init(struct drm_i915_private *dev_priv);


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