diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uncore.c | 25 |
2 files changed, 17 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 3526ccdea1b5..d3d74b71ac9a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -667,7 +667,7 @@ struct intel_uncore { struct drm_i915_private *i915; enum forcewake_domain_id id; unsigned wake_count; - struct timer_list timer; + struct hrtimer timer; i915_reg_t reg_set; u32 val_set; u32 val_clear; diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index ac2ac07b505b..24bedac64518 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -60,7 +60,11 @@ fw_domain_reset(const struct intel_uncore_forcewake_domain *d) static inline void fw_domain_arm_timer(struct intel_uncore_forcewake_domain *d) { - mod_timer_pinned(&d->timer, jiffies + 1); + d->wake_count++; + hrtimer_start_range_ns(&d->timer, + ktime_set(0, NSEC_PER_MSEC), + NSEC_PER_MSEC, + HRTIMER_MODE_REL); } static inline void @@ -224,9 +228,11 @@ static int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv) return ret; } -static void intel_uncore_fw_release_timer(unsigned long arg) +static enum hrtimer_restart +intel_uncore_fw_release_timer(struct hrtimer *timer) { - struct intel_uncore_forcewake_domain *domain = (void *)arg; + struct intel_uncore_forcewake_domain *domain = + container_of(timer, struct intel_uncore_forcewake_domain, timer); unsigned long irqflags; assert_rpm_device_not_suspended(domain->i915); @@ -240,6 +246,8 @@ static void intel_uncore_fw_release_timer(unsigned long arg) 1 << domain->id); spin_unlock_irqrestore(&domain->i915->uncore.lock, irqflags); + + return HRTIMER_NORESTART; } void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore) @@ -259,16 +267,16 @@ void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore) active_domains = 0; for_each_fw_domain(domain, dev_priv, id) { - if (del_timer_sync(&domain->timer) == 0) + if (hrtimer_cancel(&domain->timer) == 0) continue; - intel_uncore_fw_release_timer((unsigned long)domain); + intel_uncore_fw_release_timer(&domain->timer); } spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); for_each_fw_domain(domain, dev_priv, id) { - if (timer_pending(&domain->timer)) + if (hrtimer_active(&domain->timer)) active_domains |= (1 << id); } @@ -491,7 +499,6 @@ static void __intel_uncore_forcewake_put(struct drm_i915_private *dev_priv, if (--domain->wake_count) continue; - domain->wake_count++; fw_domain_arm_timer(domain); } } @@ -732,7 +739,6 @@ static inline void __force_wake_auto(struct drm_i915_private *dev_priv, continue; } - domain->wake_count++; fw_domain_arm_timer(domain); } @@ -1150,7 +1156,8 @@ static void fw_domain_init(struct drm_i915_private *dev_priv, d->i915 = dev_priv; d->id = domain_id; - setup_timer(&d->timer, intel_uncore_fw_release_timer, (unsigned long)d); + hrtimer_init(&d->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + d->timer.function = intel_uncore_fw_release_timer; dev_priv->uncore.fw_domains |= (1 << domain_id); |