[Intel-gfx] [PATCH 07/10] drm/i915: turn on the power well before suspending

[Jani Nikula]

On Fri, 18 Jan 2013, Paulo Zanoni <przanoni at gmail.com> wrote:
> From: Paulo Zanoni <paulo.r.zanoni at intel.com>
>
> Our suspend code touches a lot of registers all over the place, so we
> need to enable the power well before suspending.

Reviewed-by: Jani Nikula <jani.nikula at intel.com>

>
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.c |    2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index c8cbc32..7935606 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -468,6 +468,8 @@ static int i915_drm_freeze(struct drm_device *dev)
>  {
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  
> +	intel_set_power_well(dev, true);
> +
>  	drm_kms_helper_poll_disable(dev);
>  
>  	pci_save_state(dev->pdev);
> -- 
> 1.7.10.4
>
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