On Tue, 2014-09-30 at 10:56 +0200, Daniel Vetter wrote:
> Allows us to mark it static and so forgoe the kerneldoc for it.
>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_dma.c | 4 +---
> drivers/gpu/drm/i915/intel_drv.h | 1 -
> drivers/gpu/drm/i915/intel_runtime_pm.c | 34 +++++++++++++++++----------------
> 3 files changed, 19 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index 9aeec0df5658..7075bd2adee8 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -1846,12 +1846,10 @@ int i915_driver_unload(struct drm_device *dev)
> return ret;
> }
>
> - intel_runtime_pm_disable(dev_priv);
> + intel_power_domains_fini(dev_priv);
>
> intel_gpu_ips_teardown();
>
> - intel_power_domains_fini(dev_priv);
> -
> i915_teardown_sysfs(dev);
>
> WARN_ON(unregister_oom_notifier(&dev_priv->mm.oom_notifier));
> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> index ce1b5e99eb56..bf321993a88e 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -1077,7 +1077,6 @@ int intel_power_domains_init(struct drm_i915_private *);
> void intel_power_domains_fini(struct drm_i915_private *);
> void intel_power_domains_init_hw(struct drm_i915_private *dev_priv);
> void intel_runtime_pm_enable(struct drm_i915_private *dev_priv);
> -void intel_runtime_pm_disable(struct drm_i915_private *dev_priv);
>
> bool intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
> enum intel_display_power_domain domain);
> diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
> index db3716d93dcf..c49fee218e1b 100644
> --- a/drivers/gpu/drm/i915/intel_runtime_pm.c
> +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
> @@ -995,8 +995,26 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
> return 0;
> }
>
> +static void intel_runtime_pm_disable(struct drm_i915_private *dev_priv)
> +{
> + struct drm_device *dev = dev_priv->dev;
> + struct device *device = &dev->pdev->dev;
> +
> + if (!HAS_RUNTIME_PM(dev))
> + return;
> +
> + if (!intel_enable_rc6(dev))
> + return;
> +
> + /* Make sure we're not suspended first. */
> + pm_runtime_get_sync(device);
> + pm_runtime_disable(device);
> +}
> +
> void intel_power_domains_fini(struct drm_i915_private *dev_priv)
> {
> + intel_runtime_pm_disable(dev_priv);
> +
This is also called on the driver load error path, where we didn't yet
call intel_runtime_pm_enable(). It works and I'm ok with it, but I
thought it's worth mentioning.
> /* The i915.ko module is still not prepared to be loaded when
> * the power well is not enabled, so just enable it in case
> * we're going to unload/reload. */
> @@ -1142,22 +1160,6 @@ void intel_runtime_pm_enable(struct drm_i915_private *dev_priv)
> pm_runtime_put_autosuspend(device);
> }
>
> -void intel_runtime_pm_disable(struct drm_i915_private *dev_priv)
> -{
> - struct drm_device *dev = dev_priv->dev;
> - struct device *device = &dev->pdev->dev;
> -
> - if (!HAS_RUNTIME_PM(dev))
> - return;
> -
> - if (!intel_enable_rc6(dev))
> - return;
> -
> - /* Make sure we're not suspended first. */
> - pm_runtime_get_sync(device);
> - pm_runtime_disable(device);
> -}
> -
> /* Display audio driver power well request */
> int i915_request_power_well(void)
> {
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