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authorDaniel Vetter <daniel.vetter@ffwll.ch>2015-03-30 16:37:08 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-03-30 16:37:08 +0200
commit6e0aa8018f9c676b115b7ca6c20a056fc57c68a9 (patch)
treeb35393574b48dcc05c99599add7f8b0015de3913 /arch/x86/pci/irq.c
parent1ff27a3443addb19af609245b218fa510c7d37dd (diff)
parente42391cd048809d903291d07f86ed3934ce138e9 (diff)
Merge tag 'v4.0-rc6' into drm-intel-next
Backmerge Linux 4.0-rc6 because conflicts are (again) getting out of hand. To make sure we don't lose any bugfixes from the 4.0-rc5-rc6 flurry of patches we've applied them all to -next too. Conflicts: drivers/gpu/drm/i915/intel_display.c Always take the version from -next, we've already handled all conflicts with explicit cherrypicking. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'arch/x86/pci/irq.c')
-rw-r--r--arch/x86/pci/irq.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index e71b3dbd87b8..5dc6ca5e1741 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -1256,9 +1256,22 @@ static int pirq_enable_irq(struct pci_dev *dev)
return 0;
}
+bool mp_should_keep_irq(struct device *dev)
+{
+ if (dev->power.is_prepared)
+ return true;
+#ifdef CONFIG_PM
+ if (dev->power.runtime_status == RPM_SUSPENDING)
+ return true;
+#endif
+
+ return false;
+}
+
static void pirq_disable_irq(struct pci_dev *dev)
{
- if (io_apic_assign_pci_irqs && dev->irq_managed && dev->irq) {
+ if (io_apic_assign_pci_irqs && !mp_should_keep_irq(&dev->dev) &&
+ dev->irq_managed && dev->irq) {
mp_unmap_irq(dev->irq);
dev->irq = 0;
dev->irq_managed = 0;