2013/11/1 Imre Deak <imre.deak@xxxxxxxxx>:
> This way the code is simpler and can also be used for other platforms
> where the audio power domain->power well mapping is different.
>
> Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
Good idea!
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 1 +
> drivers/gpu/drm/i915/intel_pm.c | 10 ++--------
> 2 files changed, 3 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 2c1921d..e2e72e8 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -100,6 +100,7 @@ enum intel_display_power_domain {
> POWER_DOMAIN_TRANSCODER_C,
> POWER_DOMAIN_TRANSCODER_EDP,
> POWER_DOMAIN_VGA,
> + POWER_DOMAIN_AUDIO,
> POWER_DOMAIN_INIT,
>
> POWER_DOMAIN_NUM,
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 09ac9e7..34e1a8b 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -5653,10 +5653,7 @@ void i915_request_power_well(void)
>
> dev_priv = container_of(hsw_pwr, struct drm_i915_private,
> power_domains);
> -
> - mutex_lock(&hsw_pwr->lock);
> - __intel_power_well_get(dev_priv->dev, &hsw_pwr->power_wells[0]);
> - mutex_unlock(&hsw_pwr->lock);
> + intel_display_power_get(dev_priv->dev, POWER_DOMAIN_AUDIO);
> }
> EXPORT_SYMBOL_GPL(i915_request_power_well);
>
> @@ -5670,10 +5667,7 @@ void i915_release_power_well(void)
>
> dev_priv = container_of(hsw_pwr, struct drm_i915_private,
> power_domains);
> -
> - mutex_lock(&hsw_pwr->lock);
> - __intel_power_well_put(dev_priv->dev, &hsw_pwr->power_wells[0]);
> - mutex_unlock(&hsw_pwr->lock);
> + intel_display_power_put(dev_priv->dev, POWER_DOMAIN_AUDIO);
> }
> EXPORT_SYMBOL_GPL(i915_release_power_well);
>
> --
> 1.8.4
>
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--
Paulo Zanoni
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