drm/i915: Move rps.hw_lock to dev_priv and s/hw_lock/pcu_lock
In order to separate GT PM related functionality into new structure
we are updating rps structure. hw_lock in it is used for display
related PCU communication too hence move it to dev_priv.
Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Radoslaw Szwichtenberg <radoslaw.szwichtenberg@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/1507360055-19948-8-git-send-email-sagar.a.kamble@intel.com
Acked-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171010213010.7415-7-chris@chris-wilson.co.uk
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 915c5b9..1844d3fe8 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1181,7 +1181,7 @@ static void gen6_pm_rps_work(struct work_struct *work)
if ((pm_iir & dev_priv->pm_rps_events) == 0 && !client_boost)
goto out;
- mutex_lock(&dev_priv->rps.hw_lock);
+ mutex_lock(&dev_priv->pcu_lock);
pm_iir |= vlv_wa_c0_ei(dev_priv, pm_iir);
@@ -1235,7 +1235,7 @@ static void gen6_pm_rps_work(struct work_struct *work)
dev_priv->rps.last_adj = 0;
}
- mutex_unlock(&dev_priv->rps.hw_lock);
+ mutex_unlock(&dev_priv->pcu_lock);
out:
/* Make sure not to corrupt PMIMR state used by ringbuffer on GEN6 */