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| author | Chris Wilson | 2016-07-01 18:23:13 +0200 |
|---|---|---|
| committer | Chris Wilson | 2016-07-01 21:42:30 +0200 |
| commit | 26a02b8fc35ff2c393505bccd9f046e8d50c1708 (patch) | |
| tree | cf4aee43f5075fa4839de33525e18b1d597eea6f /drivers/gpu/drm/i915/i915_drv.h | |
| parent | drm/i915: Remove the dedicated hangcheck workqueue (diff) | |
| download | kernel-qcow2-linux-26a02b8fc35ff2c393505bccd9f046e8d50c1708.tar.gz kernel-qcow2-linux-26a02b8fc35ff2c393505bccd9f046e8d50c1708.tar.xz kernel-qcow2-linux-26a02b8fc35ff2c393505bccd9f046e8d50c1708.zip | |
drm/i915: Make queueing the hangcheck work inline
Since the function is a small wrapper around schedule_delayed_work(),
move it inline to remove the function call overhead for the principle
caller.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1467390209-3576-4-git-send-email-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f4aa727e522a..4948c90c9bd4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2932,7 +2932,23 @@ void intel_hpd_cancel_work(struct drm_i915_private *dev_priv); bool intel_hpd_pin_to_port(enum hpd_pin pin, enum port *port); /* i915_irq.c */ -void i915_queue_hangcheck(struct drm_i915_private *dev_priv); +static inline void i915_queue_hangcheck(struct drm_i915_private *dev_priv) +{ + unsigned long delay; + + if (unlikely(!i915.enable_hangcheck)) + return; + + /* Don't continually defer the hangcheck so that it is always run at + * least once after work has been scheduled on any ring. Otherwise, + * we will ignore a hung ring if a second ring is kept busy. + */ + + delay = round_jiffies_up_relative(DRM_I915_HANGCHECK_JIFFIES); + queue_delayed_work(system_long_wq, + &dev_priv->gpu_error.hangcheck_work, delay); +} + __printf(3, 4) void i915_handle_error(struct drm_i915_private *dev_priv, u32 engine_mask, |