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| author | Paulo Zanoni | 2014-02-21 17:52:25 +0100 |
|---|---|---|
| committer | Daniel Vetter | 2014-03-05 21:30:18 +0100 |
| commit | b2ec142cb0101f298f8e091c7d75b1ec5b809b65 (patch) | |
| tree | acd61e62555299340a0d5763a9cfc4efa4f53cac /drivers/gpu/drm/i915/intel_uncore.c | |
| parent | drm/i915: kill dev_priv->pc8.gpu_idle (diff) | |
| download | kernel-qcow2-linux-b2ec142cb0101f298f8e091c7d75b1ec5b809b65.tar.gz kernel-qcow2-linux-b2ec142cb0101f298f8e091c7d75b1ec5b809b65.tar.xz kernel-qcow2-linux-b2ec142cb0101f298f8e091c7d75b1ec5b809b65.zip | |
drm/i915: call assert_device_not_suspended at gen6_force_wake_work
Because we shouldn't be runtime suspended when forcewake is supposed
to be enabled.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
[danvet: Update commit message - no WARN expected since the bugfix for
issues hit with this assert is already in. And resolve conflicts with
the change from worker to timer for the delayed fw release.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uncore.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uncore.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 4c39e241c98e..467d5687e129 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -40,6 +40,12 @@ #define __raw_posting_read(dev_priv__, reg__) (void)__raw_i915_read32(dev_priv__, reg__) +static void +assert_device_not_suspended(struct drm_i915_private *dev_priv) +{ + WARN(HAS_RUNTIME_PM(dev_priv->dev) && dev_priv->pm.suspended, + "Device suspended\n"); +} static void __gen6_gt_wait_for_thread_c0(struct drm_i915_private *dev_priv) { @@ -294,6 +300,8 @@ static void gen6_force_wake_timer(unsigned long arg) struct drm_i915_private *dev_priv = (void *)arg; unsigned long irqflags; + assert_device_not_suspended(dev_priv); + spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); if (--dev_priv->uncore.forcewake_count == 0) dev_priv->uncore.funcs.force_wake_put(dev_priv, FORCEWAKE_ALL); @@ -452,13 +460,6 @@ hsw_unclaimed_reg_check(struct drm_i915_private *dev_priv, u32 reg) } } -static void -assert_device_not_suspended(struct drm_i915_private *dev_priv) -{ - WARN(HAS_RUNTIME_PM(dev_priv->dev) && dev_priv->pm.suspended, - "Device suspended\n"); -} - #define REG_READ_HEADER(x) \ unsigned long irqflags; \ u##x val = 0; \ |