[Intel-gfx] [PATCH 07/16] drm/i915: remove an indirection level on PC8 functions

[Chris Wilson]

On Fri, Mar 07, 2014 at 08:08:10PM -0300, Paulo Zanoni wrote:
> From: Paulo Zanoni <paulo.r.zanoni at intel.com>
> 
> After the latest changes, the indirection is useless.
> 
> Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 16 ++--------------
>  1 file changed, 2 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 88348d6..e49c217 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -6812,12 +6812,6 @@ void __hsw_do_enable_pc8(struct drm_i915_private *dev_priv)
>  	hsw_disable_lcpll(dev_priv, true, true);
>  }
>  
> -static void __hsw_enable_package_c8(struct drm_i915_private *dev_priv)
> -{
> -	WARN_ON(!mutex_is_locked(&dev_priv->pc8.lock));
> -	intel_runtime_pm_put(dev_priv);
> -}
> -
>  void __hsw_do_disable_pc8(struct drm_i915_private *dev_priv)
>  {
>  	struct drm_device *dev = dev_priv->dev;
> @@ -6845,19 +6839,13 @@ void __hsw_do_disable_pc8(struct drm_i915_private *dev_priv)
>  	dev_priv->pc8.enabled = false;
>  }
>  
> -static void __hsw_disable_package_c8(struct drm_i915_private *dev_priv)
> -{
> -	WARN_ON(!mutex_is_locked(&dev_priv->pc8.lock));
> -	intel_runtime_pm_get(dev_priv);
> -}
> -
>  void hsw_enable_package_c8(struct drm_i915_private *dev_priv)
>  {
>  	if (!HAS_PC8(dev_priv->dev))
>  		return;
>  
>  	mutex_lock(&dev_priv->pc8.lock);
> -	__hsw_enable_package_c8(dev_priv);
> +	intel_runtime_pm_put(dev_priv);
>  	mutex_unlock(&dev_priv->pc8.lock);
>  }
>  
> @@ -6867,7 +6855,7 @@ void hsw_disable_package_c8(struct drm_i915_private *dev_priv)
>  		return;
>  
>  	mutex_lock(&dev_priv->pc8.lock);
> -	__hsw_disable_package_c8(dev_priv);
> +	intel_runtime_pm_get(dev_priv);
>  	mutex_unlock(&dev_priv->pc8.lock);

Now I am very confused about the locking.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre