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authorDave Airlie <airlied@redhat.com>2015-03-09 19:58:30 +1000
committerDave Airlie <airlied@redhat.com>2015-03-09 19:58:30 +1000
commita8c6ecb3be7029881f7c95e5e201a629094a4e1a (patch)
treeeb006541f40528f51334eefc725f155c4ce386a6 /kernel/irq/manage.c
parent8dd0eb3566711d81bfbe2b4421b33f0dd723cec4 (diff)
parent9eccca0843205f87c00404b663188b88eb248051 (diff)
Merge tag 'v4.0-rc3' into drm-next
Linux 4.0-rc3 backmerge to fix two i915 conflicts, and get some mainline bug fixes needed for my testing box Conflicts: drivers/gpu/drm/i915/i915_drv.h drivers/gpu/drm/i915/intel_display.c
Diffstat (limited to 'kernel/irq/manage.c')
-rw-r--r--kernel/irq/manage.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 196a06fbc122..886d09e691d5 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1474,8 +1474,13 @@ int request_threaded_irq(unsigned int irq, irq_handler_t handler,
* otherwise we'll have trouble later trying to figure out
* which interrupt is which (messes up the interrupt freeing
* logic etc).
+ *
+ * Also IRQF_COND_SUSPEND only makes sense for shared interrupts and
+ * it cannot be set along with IRQF_NO_SUSPEND.
*/
- if ((irqflags & IRQF_SHARED) && !dev_id)
+ if (((irqflags & IRQF_SHARED) && !dev_id) ||
+ (!(irqflags & IRQF_SHARED) && (irqflags & IRQF_COND_SUSPEND)) ||
+ ((irqflags & IRQF_NO_SUSPEND) && (irqflags & IRQF_COND_SUSPEND)))
return -EINVAL;
desc = irq_to_desc(irq);