On Tue, 18 Feb 2014 00:02:07 +0200
Imre Deak <imre.deak@xxxxxxxxx> wrote:
> An always-on power well can be already recognized by the lack of
> is_enabled handler, so just depend on that. Suggested by Daniel.
>
> Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 1 -
> drivers/gpu/drm/i915/intel_pm.c | 5 +----
> 2 files changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 8c8635e..eaa9210 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1039,7 +1039,6 @@ struct i915_power_well_ops {
> /* Power well structure for haswell */
> struct i915_power_well {
> const char *name;
> - bool always_on;
> /* power well enable/disable usage count */
> int count;
> unsigned long domains;
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 7866426..faaa4ec 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -5200,7 +5200,7 @@ bool intel_display_power_enabled(struct drm_i915_private *dev_priv,
>
> mutex_lock(&power_domains->lock);
> for_each_power_well_rev(i, power_well, BIT(domain), power_domains) {
> - if (power_well->always_on)
> + if (!power_well->ops->is_enabled)
> continue;
>
> if (!power_well->ops->is_enabled(dev_priv, power_well)) {
> @@ -5429,7 +5429,6 @@ static const struct i915_power_well_ops i9xx_always_on_power_well_ops = { };
> static struct i915_power_well i9xx_always_on_power_well[] = {
> {
> .name = "always-on",
> - .always_on = 1,
> .domains = POWER_DOMAIN_MASK,
> .ops = &i9xx_always_on_power_well_ops,
> },
> @@ -5445,7 +5444,6 @@ static const struct i915_power_well_ops hsw_power_well_ops = {
> static struct i915_power_well hsw_power_wells[] = {
> {
> .name = "always-on",
> - .always_on = 1,
> .domains = HSW_ALWAYS_ON_POWER_DOMAINS,
> .ops = &i9xx_always_on_power_well_ops,
> },
> @@ -5459,7 +5457,6 @@ static struct i915_power_well hsw_power_wells[] = {
> static struct i915_power_well bdw_power_wells[] = {
> {
> .name = "always-on",
> - .always_on = 1,
> .domains = BDW_ALWAYS_ON_POWER_DOMAINS,
> .ops = &i9xx_always_on_power_well_ops,
> },
As in the previous mail, I think I'd prefer a no-op function that just
returns true instead, but meh.
Reviewed-by: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
--
Jesse Barnes, Intel Open Source Technology Center
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