diff options
-rw-r--r-- | include/linux/interrupt.h | 7 | ||||
-rw-r--r-- | kernel/irq/manage.c | 2 |
2 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index c2331138ca1b..a0384a4d1e6f 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h | |||
@@ -53,16 +53,21 @@ | |||
53 | * IRQF_ONESHOT - Interrupt is not reenabled after the hardirq handler finished. | 53 | * IRQF_ONESHOT - Interrupt is not reenabled after the hardirq handler finished. |
54 | * Used by threaded interrupts which need to keep the | 54 | * Used by threaded interrupts which need to keep the |
55 | * irq line disabled until the threaded handler has been run. | 55 | * irq line disabled until the threaded handler has been run. |
56 | * IRQF_NO_SUSPEND - Do not disable this IRQ during suspend | ||
57 | * | ||
56 | */ | 58 | */ |
57 | #define IRQF_DISABLED 0x00000020 | 59 | #define IRQF_DISABLED 0x00000020 |
58 | #define IRQF_SAMPLE_RANDOM 0x00000040 | 60 | #define IRQF_SAMPLE_RANDOM 0x00000040 |
59 | #define IRQF_SHARED 0x00000080 | 61 | #define IRQF_SHARED 0x00000080 |
60 | #define IRQF_PROBE_SHARED 0x00000100 | 62 | #define IRQF_PROBE_SHARED 0x00000100 |
61 | #define IRQF_TIMER 0x00000200 | 63 | #define __IRQF_TIMER 0x00000200 |
62 | #define IRQF_PERCPU 0x00000400 | 64 | #define IRQF_PERCPU 0x00000400 |
63 | #define IRQF_NOBALANCING 0x00000800 | 65 | #define IRQF_NOBALANCING 0x00000800 |
64 | #define IRQF_IRQPOLL 0x00001000 | 66 | #define IRQF_IRQPOLL 0x00001000 |
65 | #define IRQF_ONESHOT 0x00002000 | 67 | #define IRQF_ONESHOT 0x00002000 |
68 | #define IRQF_NO_SUSPEND 0x00004000 | ||
69 | |||
70 | #define IRQF_TIMER (__IRQF_TIMER | IRQF_NO_SUSPEND) | ||
66 | 71 | ||
67 | /* | 72 | /* |
68 | * Bits used by threaded handlers: | 73 | * Bits used by threaded handlers: |
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index e1497481fe8a..c3003e9d91a3 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c | |||
@@ -216,7 +216,7 @@ static inline int setup_affinity(unsigned int irq, struct irq_desc *desc) | |||
216 | void __disable_irq(struct irq_desc *desc, unsigned int irq, bool suspend) | 216 | void __disable_irq(struct irq_desc *desc, unsigned int irq, bool suspend) |
217 | { | 217 | { |
218 | if (suspend) { | 218 | if (suspend) { |
219 | if (!desc->action || (desc->action->flags & IRQF_TIMER)) | 219 | if (!desc->action || (desc->action->flags & IRQF_NO_SUSPEND)) |
220 | return; | 220 | return; |
221 | desc->status |= IRQ_SUSPENDED; | 221 | desc->status |= IRQ_SUSPENDED; |
222 | } | 222 | } |