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authorThomas Gleixner <tglx@linutronix.de>2011-02-07 14:55:35 -0500
committerThomas Gleixner <tglx@linutronix.de>2011-02-19 06:58:15 -0500
commit6954b75b488dd740950573f244ddd66fd28620aa (patch)
tree66a423d8d09c19d428e3e73373944a826f31f38e
parent6f91a52d9bb28396177662f1da0f2e2cef9cf5d0 (diff)
genirq: Move IRQ_POLL_INPROGRESS to core
No users outside of core. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--include/linux/irq.h1
-rw-r--r--kernel/irq/chip.c2
-rw-r--r--kernel/irq/internals.h2
-rw-r--r--kernel/irq/spurious.c6
4 files changed, 6 insertions, 5 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 67b77cfb2a34..047a695511df 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -69,7 +69,6 @@ typedef void (*irq_flow_handler_t)(unsigned int irq,
69#define IRQ_SUSPENDED 0x04000000 /* IRQ has gone through suspend sequence */ 69#define IRQ_SUSPENDED 0x04000000 /* IRQ has gone through suspend sequence */
70#define IRQ_ONESHOT 0x08000000 /* IRQ is not unmasked after hardirq */ 70#define IRQ_ONESHOT 0x08000000 /* IRQ is not unmasked after hardirq */
71#define IRQ_NESTED_THREAD 0x10000000 /* IRQ is nested into another, no own handler thread */ 71#define IRQ_NESTED_THREAD 0x10000000 /* IRQ is nested into another, no own handler thread */
72#define IRQ_POLL_INPROGRESS 0x20000000 /* IRQ poll is in progress */
73 72
74#define IRQF_MODIFY_MASK \ 73#define IRQF_MODIFY_MASK \
75 (IRQ_TYPE_SENSE_MASK | IRQ_NOPROBE | IRQ_NOREQUEST | \ 74 (IRQ_TYPE_SENSE_MASK | IRQ_NOPROBE | IRQ_NOREQUEST | \
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index bff21f233a02..34245e7d1213 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -400,7 +400,7 @@ EXPORT_SYMBOL_GPL(handle_nested_irq);
400 400
401static bool irq_check_poll(struct irq_desc *desc) 401static bool irq_check_poll(struct irq_desc *desc)
402{ 402{
403 if (!(desc->status & IRQ_POLL_INPROGRESS)) 403 if (!(desc->istate & IRQS_POLL_INPROGRESS))
404 return false; 404 return false;
405 return irq_wait_for_poll(desc); 405 return irq_wait_for_poll(desc);
406} 406}
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index dc5e21b84f9e..f5d28e1e1eda 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -39,10 +39,12 @@ enum {
39 * IRQS_AUTODETECT - autodetection in progress 39 * IRQS_AUTODETECT - autodetection in progress
40 * IRQS_SPURIOUS_DISABLED - was disabled due to spurious interrupt 40 * IRQS_SPURIOUS_DISABLED - was disabled due to spurious interrupt
41 * detection 41 * detection
42 * IRQS_POLL_INPROGRESS - polling in progress
42 */ 43 */
43enum { 44enum {
44 IRQS_AUTODETECT = 0x00000001, 45 IRQS_AUTODETECT = 0x00000001,
45 IRQS_SPURIOUS_DISABLED = 0x00000002, 46 IRQS_SPURIOUS_DISABLED = 0x00000002,
47 IRQS_POLL_INPROGRESS = 0x00000008,
46}; 48};
47 49
48#define irq_data_to_desc(data) container_of(data, struct irq_desc, irq_data) 50#define irq_data_to_desc(data) container_of(data, struct irq_desc, irq_data)
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 2941d8a22df7..21c46178b1a6 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -98,13 +98,13 @@ static int try_one_irq(int irq, struct irq_desc *desc, bool force)
98 } 98 }
99 99
100 /* Mark it poll in progress */ 100 /* Mark it poll in progress */
101 desc->status |= IRQ_POLL_INPROGRESS; 101 desc->istate |= IRQS_POLL_INPROGRESS;
102 do { 102 do {
103 if (handle_irq_event(desc) == IRQ_HANDLED) 103 if (handle_irq_event(desc) == IRQ_HANDLED)
104 ret = IRQ_HANDLED; 104 ret = IRQ_HANDLED;
105 action = desc->action; 105 action = desc->action;
106 } while ((desc->status & IRQ_PENDING) && action); 106 } while ((desc->status & IRQ_PENDING) && action);
107 desc->status &= ~IRQ_POLL_INPROGRESS; 107 desc->istate &= ~IRQS_POLL_INPROGRESS;
108out: 108out:
109 raw_spin_unlock(&desc->lock); 109 raw_spin_unlock(&desc->lock);
110 return ret == IRQ_HANDLED; 110 return ret == IRQ_HANDLED;
@@ -259,7 +259,7 @@ try_misrouted_irq(unsigned int irq, struct irq_desc *desc,
259void note_interrupt(unsigned int irq, struct irq_desc *desc, 259void note_interrupt(unsigned int irq, struct irq_desc *desc,
260 irqreturn_t action_ret) 260 irqreturn_t action_ret)
261{ 261{
262 if (desc->status & IRQ_POLL_INPROGRESS) 262 if (desc->istate & IRQS_POLL_INPROGRESS)
263 return; 263 return;
264 264
265 if (unlikely(action_ret != IRQ_HANDLED)) { 265 if (unlikely(action_ret != IRQ_HANDLED)) {