[patch 46/75] genirq: Move IRQ_SUSPENDED to core

From: Thomas Gleixner
Date: Thu Feb 10 2011 - 18:38:18 EST


No users outside of core.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
include/linux/irq.h | 2 --
kernel/irq/internals.h | 2 ++
kernel/irq/manage.c | 8 ++++----
kernel/irq/pm.c | 6 +++---
4 files changed, 9 insertions(+), 9 deletions(-)

Index: linux-2.6-tip/include/linux/irq.h
===================================================================
--- linux-2.6-tip.orig/include/linux/irq.h
+++ linux-2.6-tip/include/linux/irq.h
@@ -60,7 +60,6 @@ typedef void (*irq_flow_handler_t)(unsig
#define IRQ_MASKED 0x00002000 /* DEPRECATED */
#endif

-
#define IRQ_LEVEL 0x00004000 /* IRQ level triggered */
#define IRQ_PER_CPU 0x00010000 /* IRQ is per CPU */
#define IRQ_NOPROBE 0x00020000 /* IRQ is not valid for probing */
@@ -71,7 +70,6 @@ typedef void (*irq_flow_handler_t)(unsig
#define IRQ_NO_BALANCING 0x00400000 /* IRQ is excluded from balancing */
#define IRQ_MOVE_PCNTXT 0x01000000 /* IRQ migration from process context */
#define IRQ_AFFINITY_SET 0x02000000 /* IRQ affinity was set from userspace*/
-#define IRQ_SUSPENDED 0x04000000 /* IRQ has gone through suspend sequence */

#define IRQF_MODIFY_MASK \
(IRQ_TYPE_SENSE_MASK | IRQ_NOPROBE | IRQ_NOREQUEST | \
Index: linux-2.6-tip/kernel/irq/internals.h
===================================================================
--- linux-2.6-tip.orig/kernel/irq/internals.h
+++ linux-2.6-tip/kernel/irq/internals.h
@@ -44,6 +44,7 @@ enum {
* IRQS_DISABLED - irq is disabled
* IRQS_PENDING - irq is pending and replayed later
* IRQS_MASKED - irq is masked
+ * IRQS_SUSPENDED - irq is suspended
*/
enum {
IRQS_AUTODETECT = 0x00000001,
@@ -57,6 +58,7 @@ enum {
IRQS_DISABLED = 0x00000100,
IRQS_PENDING = 0x00000200,
IRQS_MASKED = 0x00000400,
+ IRQS_SUSPENDED = 0x00000800,
};

#define irq_data_to_desc(data) container_of(data, struct irq_desc, irq_data)
Index: linux-2.6-tip/kernel/irq/manage.c
===================================================================
--- linux-2.6-tip.orig/kernel/irq/manage.c
+++ linux-2.6-tip/kernel/irq/manage.c
@@ -334,7 +334,7 @@ void __disable_irq(struct irq_desc *desc
if (suspend) {
if (!desc->action || (desc->action->flags & IRQF_NO_SUSPEND))
return;
- desc->status |= IRQ_SUSPENDED;
+ desc->istate |= IRQS_SUSPENDED;
}

if (!desc->depth++)
@@ -396,7 +396,7 @@ EXPORT_SYMBOL(disable_irq);
void __enable_irq(struct irq_desc *desc, unsigned int irq, bool resume)
{
if (resume) {
- if (!(desc->status & IRQ_SUSPENDED)) {
+ if (!(desc->istate & IRQS_SUSPENDED)) {
if (!desc->action)
return;
if (!(desc->action->flags & IRQF_FORCE_RESUME))
@@ -404,7 +404,7 @@ void __enable_irq(struct irq_desc *desc,
/* Pretend that it got disabled ! */
desc->depth++;
}
- desc->status &= ~IRQ_SUSPENDED;
+ desc->istate &= ~IRQS_SUSPENDED;
}

switch (desc->depth) {
@@ -413,7 +413,7 @@ void __enable_irq(struct irq_desc *desc,
WARN(1, KERN_WARNING "Unbalanced enable for IRQ %d\n", irq);
break;
case 1: {
- if (desc->status & IRQ_SUSPENDED)
+ if (desc->istate & IRQS_SUSPENDED)
goto err_out;
/* Prevent probing on this irq: */
desc->status |= IRQ_NOPROBE;
Index: linux-2.6-tip/kernel/irq/pm.c
===================================================================
--- linux-2.6-tip.orig/kernel/irq/pm.c
+++ linux-2.6-tip/kernel/irq/pm.c
@@ -18,7 +18,7 @@
* During system-wide suspend or hibernation device drivers need to be prevented
* from receiving interrupts and this function is provided for this purpose.
* It marks all interrupt lines in use, except for the timer ones, as disabled
- * and sets the IRQ_SUSPENDED flag for each of them.
+ * and sets the IRQS_SUSPENDED flag for each of them.
*/
void suspend_device_irqs(void)
{
@@ -34,7 +34,7 @@ void suspend_device_irqs(void)
}

for_each_irq_desc(irq, desc)
- if (desc->status & IRQ_SUSPENDED)
+ if (desc->istate & IRQS_SUSPENDED)
synchronize_irq(irq);
}
EXPORT_SYMBOL_GPL(suspend_device_irqs);
@@ -43,7 +43,7 @@ EXPORT_SYMBOL_GPL(suspend_device_irqs);
* resume_device_irqs - enable interrupt lines disabled by suspend_device_irqs()
*
* Enable all interrupt lines previously disabled by suspend_device_irqs() that
- * have the IRQ_SUSPENDED flag set.
+ * have the IRQS_SUSPENDED flag set.
*/
void resume_device_irqs(void)
{


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