summaryrefslogtreecommitdiffstats
path: root/kernel/irq/chip.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/irq/chip.c')
-rw-r--r--kernel/irq/chip.c78
1 files changed, 39 insertions, 39 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 4ea775cc60f0..e0e93ff10afd 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -32,18 +32,18 @@ static void dynamic_irq_init_x(unsigned int irq, bool keep_chip_data)
/* Ensure we don't have left over values from a previous use of this irq */
raw_spin_lock_irqsave(&desc->lock, flags);
desc->status = IRQ_DISABLED;
- desc->chip = &no_irq_chip;
+ desc->irq_data.chip = &no_irq_chip;
desc->handle_irq = handle_bad_irq;
desc->depth = 1;
- desc->msi_desc = NULL;
- desc->handler_data = NULL;
+ desc->irq_data.msi_desc = NULL;
+ desc->irq_data.handler_data = NULL;
if (!keep_chip_data)
- desc->chip_data = NULL;
+ desc->irq_data.chip_data = NULL;
desc->action = NULL;
desc->irq_count = 0;
desc->irqs_unhandled = 0;
#ifdef CONFIG_SMP
- cpumask_setall(desc->affinity);
+ cpumask_setall(desc->irq_data.affinity);
#ifdef CONFIG_GENERIC_PENDING_IRQ
cpumask_clear(desc->pending_mask);
#endif
@@ -64,7 +64,7 @@ void dynamic_irq_init(unsigned int irq)
* dynamic_irq_init_keep_chip_data - initialize a dynamically allocated irq
* @irq: irq number to initialize
*
- * does not set irq_to_desc(irq)->chip_data to NULL
+ * does not set irq_to_desc(irq)->irq_data.chip_data to NULL
*/
void dynamic_irq_init_keep_chip_data(unsigned int irq)
{
@@ -88,12 +88,12 @@ static void dynamic_irq_cleanup_x(unsigned int irq, bool keep_chip_data)
irq);
return;
}
- desc->msi_desc = NULL;
- desc->handler_data = NULL;
+ desc->irq_data.msi_desc = NULL;
+ desc->irq_data.handler_data = NULL;
if (!keep_chip_data)
- desc->chip_data = NULL;
+ desc->irq_data.chip_data = NULL;
desc->handle_irq = handle_bad_irq;
- desc->chip = &no_irq_chip;
+ desc->irq_data.chip = &no_irq_chip;
desc->name = NULL;
clear_kstat_irqs(desc);
raw_spin_unlock_irqrestore(&desc->lock, flags);
@@ -112,7 +112,7 @@ void dynamic_irq_cleanup(unsigned int irq)
* dynamic_irq_cleanup_keep_chip_data - cleanup a dynamically allocated irq
* @irq: irq number to initialize
*
- * does not set irq_to_desc(irq)->chip_data to NULL
+ * does not set irq_to_desc(irq)->irq_data.chip_data to NULL
*/
void dynamic_irq_cleanup_keep_chip_data(unsigned int irq)
{
@@ -140,7 +140,7 @@ int set_irq_chip(unsigned int irq, struct irq_chip *chip)
raw_spin_lock_irqsave(&desc->lock, flags);
irq_chip_set_defaults(chip);
- desc->chip = chip;
+ desc->irq_data.chip = chip;
raw_spin_unlock_irqrestore(&desc->lock, flags);
return 0;
@@ -193,7 +193,7 @@ int set_irq_data(unsigned int irq, void *data)
}
raw_spin_lock_irqsave(&desc->lock, flags);
- desc->handler_data = data;
+ desc->irq_data.handler_data = data;
raw_spin_unlock_irqrestore(&desc->lock, flags);
return 0;
}
@@ -218,7 +218,7 @@ int set_irq_msi(unsigned int irq, struct msi_desc *entry)
}
raw_spin_lock_irqsave(&desc->lock, flags);
- desc->msi_desc = entry;
+ desc->irq_data.msi_desc = entry;
if (entry)
entry->irq = irq;
raw_spin_unlock_irqrestore(&desc->lock, flags);
@@ -243,13 +243,13 @@ int set_irq_chip_data(unsigned int irq, void *data)
return -EINVAL;
}
- if (!desc->chip) {
+ if (!desc->irq_data.chip) {
printk(KERN_ERR "BUG: bad set_irq_chip_data(IRQ#%d)\n", irq);
return -EINVAL;
}
raw_spin_lock_irqsave(&desc->lock, flags);
- desc->chip_data = data;
+ desc->irq_data.chip_data = data;
raw_spin_unlock_irqrestore(&desc->lock, flags);
return 0;
@@ -291,7 +291,7 @@ static void default_enable(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc(irq);
- desc->chip->unmask(irq);
+ desc->irq_data.chip->unmask(irq);
desc->status &= ~IRQ_MASKED;
}
@@ -309,7 +309,7 @@ static unsigned int default_startup(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc(irq);
- desc->chip->enable(irq);
+ desc->irq_data.chip->enable(irq);
return 0;
}
@@ -320,7 +320,7 @@ static void default_shutdown(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc(irq);
- desc->chip->mask(irq);
+ desc->irq_data.chip->mask(irq);
desc->status |= IRQ_MASKED;
}
@@ -350,28 +350,28 @@ void irq_chip_set_defaults(struct irq_chip *chip)
static inline void mask_ack_irq(struct irq_desc *desc, int irq)
{
- if (desc->chip->mask_ack)
- desc->chip->mask_ack(irq);
+ if (desc->irq_data.chip->mask_ack)
+ desc->irq_data.chip->mask_ack(irq);
else {
- desc->chip->mask(irq);
- if (desc->chip->ack)
- desc->chip->ack(irq);
+ desc->irq_data.chip->mask(irq);
+ if (desc->irq_data.chip->ack)
+ desc->irq_data.chip->ack(irq);
}
desc->status |= IRQ_MASKED;
}
static inline void mask_irq(struct irq_desc *desc, int irq)
{
- if (desc->chip->mask) {
- desc->chip->mask(irq);
+ if (desc->irq_data.chip->mask) {
+ desc->irq_data.chip->mask(irq);
desc->status |= IRQ_MASKED;
}
}
static inline void unmask_irq(struct irq_desc *desc, int irq)
{
- if (desc->chip->unmask) {
- desc->chip->unmask(irq);
+ if (desc->irq_data.chip->unmask) {
+ desc->irq_data.chip->unmask(irq);
desc->status &= ~IRQ_MASKED;
}
}
@@ -552,7 +552,7 @@ handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc)
raw_spin_lock(&desc->lock);
desc->status &= ~IRQ_INPROGRESS;
out:
- desc->chip->eoi(irq);
+ desc->irq_data.chip->eoi(irq);
raw_spin_unlock(&desc->lock);
}
@@ -594,8 +594,8 @@ handle_edge_irq(unsigned int irq, struct irq_desc *desc)
kstat_incr_irqs_this_cpu(irq, desc);
/* Start handling the irq */
- if (desc->chip->ack)
- desc->chip->ack(irq);
+ if (desc->irq_data.chip->ack)
+ desc->irq_data.chip->ack(irq);
/* Mark the IRQ currently in progress.*/
desc->status |= IRQ_INPROGRESS;
@@ -648,15 +648,15 @@ handle_percpu_irq(unsigned int irq, struct irq_desc *desc)
kstat_incr_irqs_this_cpu(irq, desc);
- if (desc->chip->ack)
- desc->chip->ack(irq);
+ if (desc->irq_data.chip->ack)
+ desc->irq_data.chip->ack(irq);
action_ret = handle_IRQ_event(irq, desc->action);
if (!noirqdebug)
note_interrupt(irq, desc, action_ret);
- if (desc->chip->eoi)
- desc->chip->eoi(irq);
+ if (desc->irq_data.chip->eoi)
+ desc->irq_data.chip->eoi(irq);
}
void
@@ -674,7 +674,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
if (!handle)
handle = handle_bad_irq;
- else if (desc->chip == &no_irq_chip) {
+ else if (desc->irq_data.chip == &no_irq_chip) {
printk(KERN_WARNING "Trying to install %sinterrupt handler "
"for IRQ%d\n", is_chained ? "chained " : "", irq);
/*
@@ -684,7 +684,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
* prevent us to setup the interrupt at all. Switch it to
* dummy_irq_chip for easy transition.
*/
- desc->chip = &dummy_irq_chip;
+ desc->irq_data.chip = &dummy_irq_chip;
}
chip_bus_lock(irq, desc);
@@ -692,7 +692,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
/* Uninstall? */
if (handle == handle_bad_irq) {
- if (desc->chip != &no_irq_chip)
+ if (desc->irq_data.chip != &no_irq_chip)
mask_ack_irq(desc, irq);
desc->status |= IRQ_DISABLED;
desc->depth = 1;
@@ -704,7 +704,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
desc->status &= ~IRQ_DISABLED;
desc->status |= IRQ_NOREQUEST | IRQ_NOPROBE;
desc->depth = 0;
- desc->chip->startup(irq);
+ desc->irq_data.chip->startup(irq);
}
raw_spin_unlock_irqrestore(&desc->lock, flags);
chip_bus_sync_unlock(irq, desc);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 05:36:21 +0100