[Intel-gfx] [PATCH 15/23] drm/i915: don't get/put PC8 reference on freeze/thaw

[Jesse Barnes]

On Thu, 27 Feb 2014 19:26:42 -0300
Paulo Zanoni <przanoni at gmail.com> wrote:

> From: Paulo Zanoni <paulo.r.zanoni at intel.com>
> 
> We already get runtime PM references, and PC8 is now part of runtime
> PM, so this is enough.
> 
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.c | 5 -----
>  1 file changed, 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 983ab56..7a8b86e 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -433,7 +433,6 @@ static int i915_drm_freeze(struct drm_device *dev)
>  
>  	/* We do a lot of poking in a lot of registers, make sure they work
>  	 * properly. */
> -	hsw_disable_package_c8(dev_priv);
>  	intel_display_set_init_power(dev, true);
>  
>  	drm_kms_helper_poll_disable(dev);
> @@ -606,10 +605,6 @@ static int __i915_drm_thaw(struct drm_device *dev, bool restore_gtt_mappings)
>  		schedule_work(&dev_priv->console_resume_work);
>  	}
>  
> -	/* Undo what we did at i915_drm_freeze so the refcount goes back to the
> -	 * expected level. */
> -	hsw_enable_package_c8(dev_priv);
> -
>  	mutex_lock(&dev_priv->modeset_restore_lock);
>  	dev_priv->modeset_restore = MODESET_DONE;
>  	mutex_unlock(&dev_priv->modeset_restore_lock);

Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>

-- 
Jesse Barnes, Intel Open Source Technology Center