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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-09 08:44:23 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-09 08:44:23 +0100 |
| commit | e94f16a4fde646b3f155788fe37339b61264b0a9 (patch) | |
| tree | 28f1cf8b1980b6b25c1c58e3e157610a1b851996 /drivers/gpu/drm/i915/i915_irq.c | |
| parent | d2b5851d8583e690eeb5ac8dfff5da92e1f1468f (diff) | |
| parent | 9eccca0843205f87c00404b663188b88eb248051 (diff) | |
| download | kernel_replicant_linux-e94f16a4fde646b3f155788fe37339b61264b0a9.tar.gz kernel_replicant_linux-e94f16a4fde646b3f155788fe37339b61264b0a9.tar.bz2 kernel_replicant_linux-e94f16a4fde646b3f155788fe37339b61264b0a9.zip | |
Merge 4.0-rc3 into char-misc-next
We want the mei fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 4145d95902f5..ede5bbbd8a08 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1892,6 +1892,9 @@ static irqreturn_t valleyview_irq_handler(int irq, void *arg) u32 iir, gt_iir, pm_iir; irqreturn_t ret = IRQ_NONE; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + while (true) { /* Find, clear, then process each source of interrupt */ @@ -1936,6 +1939,9 @@ static irqreturn_t cherryview_irq_handler(int irq, void *arg) u32 master_ctl, iir; irqreturn_t ret = IRQ_NONE; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + for (;;) { master_ctl = I915_READ(GEN8_MASTER_IRQ) & ~GEN8_MASTER_IRQ_CONTROL; iir = I915_READ(VLV_IIR); @@ -2208,6 +2214,9 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) u32 de_iir, gt_iir, de_ier, sde_ier = 0; irqreturn_t ret = IRQ_NONE; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + /* We get interrupts on unclaimed registers, so check for this before we * do any I915_{READ,WRITE}. */ intel_uncore_check_errors(dev); @@ -2279,6 +2288,9 @@ static irqreturn_t gen8_irq_handler(int irq, void *arg) enum pipe pipe; u32 aux_mask = GEN8_AUX_CHANNEL_A; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + if (IS_GEN9(dev)) aux_mask |= GEN9_AUX_CHANNEL_B | GEN9_AUX_CHANNEL_C | GEN9_AUX_CHANNEL_D; @@ -3771,6 +3783,9 @@ static irqreturn_t i8xx_irq_handler(int irq, void *arg) I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT | I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + iir = I915_READ16(IIR); if (iir == 0) return IRQ_NONE; @@ -3951,6 +3966,9 @@ static irqreturn_t i915_irq_handler(int irq, void *arg) I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT; int pipe, ret = IRQ_NONE; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + iir = I915_READ(IIR); do { bool irq_received = (iir & ~flip_mask) != 0; @@ -4171,6 +4189,9 @@ static irqreturn_t i965_irq_handler(int irq, void *arg) I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT | I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT; + if (!intel_irqs_enabled(dev_priv)) + return IRQ_NONE; + iir = I915_READ(IIR); for (;;) { @@ -4520,6 +4541,7 @@ void intel_runtime_pm_disable_interrupts(struct drm_i915_private *dev_priv) { dev_priv->dev->driver->irq_uninstall(dev_priv->dev); dev_priv->pm.irqs_enabled = false; + synchronize_irq(dev_priv->dev->irq); } /** |