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authorThomas Gleixner <tglx@linutronix.de>2010-10-01 06:58:38 -0400
committerThomas Gleixner <tglx@linutronix.de>2010-10-04 06:36:26 -0400
commit6b8ff3120c758340505dddf08ad685ebb841d5d5 (patch)
tree794eed27c6f9a8931b8fdf4a7ae60a1560b237fc /kernel/irq/manage.c
parentff7dcd44dd446db2c3e13bdedf2d52b8e0127f16 (diff)
genirq: Convert core code to irq_data
Convert all references in the core code to orq, chip, handler_data, chip_data, msi_desc, affinity to irq_data.* Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/manage.c')
-rw-r--r--kernel/irq/manage.c54
1 files changed, 27 insertions, 27 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index c3003e9d91a3..4dfb19521d9f 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -73,8 +73,8 @@ int irq_can_set_affinity(unsigned int irq)
73{ 73{
74 struct irq_desc *desc = irq_to_desc(irq); 74 struct irq_desc *desc = irq_to_desc(irq);
75 75
76 if (CHECK_IRQ_PER_CPU(desc->status) || !desc->chip || 76 if (CHECK_IRQ_PER_CPU(desc->status) || !desc->irq_data.chip ||
77 !desc->chip->set_affinity) 77 !desc->irq_data.chip->set_affinity)
78 return 0; 78 return 0;
79 79
80 return 1; 80 return 1;
@@ -111,15 +111,15 @@ int irq_set_affinity(unsigned int irq, const struct cpumask *cpumask)
111 struct irq_desc *desc = irq_to_desc(irq); 111 struct irq_desc *desc = irq_to_desc(irq);
112 unsigned long flags; 112 unsigned long flags;
113 113
114 if (!desc->chip->set_affinity) 114 if (!desc->irq_data.chip->set_affinity)
115 return -EINVAL; 115 return -EINVAL;
116 116
117 raw_spin_lock_irqsave(&desc->lock, flags); 117 raw_spin_lock_irqsave(&desc->lock, flags);
118 118
119#ifdef CONFIG_GENERIC_PENDING_IRQ 119#ifdef CONFIG_GENERIC_PENDING_IRQ
120 if (desc->status & IRQ_MOVE_PCNTXT) { 120 if (desc->status & IRQ_MOVE_PCNTXT) {
121 if (!desc->chip->set_affinity(irq, cpumask)) { 121 if (!desc->irq_data.chip->set_affinity(irq, cpumask)) {
122 cpumask_copy(desc->affinity, cpumask); 122 cpumask_copy(desc->irq_data.affinity, cpumask);
123 irq_set_thread_affinity(desc); 123 irq_set_thread_affinity(desc);
124 } 124 }
125 } 125 }
@@ -128,8 +128,8 @@ int irq_set_affinity(unsigned int irq, const struct cpumask *cpumask)
128 cpumask_copy(desc->pending_mask, cpumask); 128 cpumask_copy(desc->pending_mask, cpumask);
129 } 129 }
130#else 130#else
131 if (!desc->chip->set_affinity(irq, cpumask)) { 131 if (!desc->irq_data.chip->set_affinity(irq, cpumask)) {
132 cpumask_copy(desc->affinity, cpumask); 132 cpumask_copy(desc->irq_data.affinity, cpumask);
133 irq_set_thread_affinity(desc); 133 irq_set_thread_affinity(desc);
134 } 134 }
135#endif 135#endif
@@ -168,16 +168,16 @@ static int setup_affinity(unsigned int irq, struct irq_desc *desc)
168 * one of the targets is online. 168 * one of the targets is online.
169 */ 169 */
170 if (desc->status & (IRQ_AFFINITY_SET | IRQ_NO_BALANCING)) { 170 if (desc->status & (IRQ_AFFINITY_SET | IRQ_NO_BALANCING)) {
171 if (cpumask_any_and(desc->affinity, cpu_online_mask) 171 if (cpumask_any_and(desc->irq_data.affinity, cpu_online_mask)
172 < nr_cpu_ids) 172 < nr_cpu_ids)
173 goto set_affinity; 173 goto set_affinity;
174 else 174 else
175 desc->status &= ~IRQ_AFFINITY_SET; 175 desc->status &= ~IRQ_AFFINITY_SET;
176 } 176 }
177 177
178 cpumask_and(desc->affinity, cpu_online_mask, irq_default_affinity); 178 cpumask_and(desc->irq_data.affinity, cpu_online_mask, irq_default_affinity);
179set_affinity: 179set_affinity:
180 desc->chip->set_affinity(irq, desc->affinity); 180 desc->irq_data.chip->set_affinity(irq, desc->irq_data.affinity);
181 181
182 return 0; 182 return 0;
183} 183}
@@ -223,7 +223,7 @@ void __disable_irq(struct irq_desc *desc, unsigned int irq, bool suspend)
223 223
224 if (!desc->depth++) { 224 if (!desc->depth++) {
225 desc->status |= IRQ_DISABLED; 225 desc->status |= IRQ_DISABLED;
226 desc->chip->disable(irq); 226 desc->irq_data.chip->disable(irq);
227 } 227 }
228} 228}
229 229
@@ -313,7 +313,7 @@ void __enable_irq(struct irq_desc *desc, unsigned int irq, bool resume)
313 * IRQ line is re-enabled. 313 * IRQ line is re-enabled.
314 * 314 *
315 * This function may be called from IRQ context only when 315 * This function may be called from IRQ context only when
316 * desc->chip->bus_lock and desc->chip->bus_sync_unlock are NULL ! 316 * desc->irq_data.chip->bus_lock and desc->chip->bus_sync_unlock are NULL !
317 */ 317 */
318void enable_irq(unsigned int irq) 318void enable_irq(unsigned int irq)
319{ 319{
@@ -336,8 +336,8 @@ static int set_irq_wake_real(unsigned int irq, unsigned int on)
336 struct irq_desc *desc = irq_to_desc(irq); 336 struct irq_desc *desc = irq_to_desc(irq);
337 int ret = -ENXIO; 337 int ret = -ENXIO;
338 338
339 if (desc->chip->set_wake) 339 if (desc->irq_data.chip->set_wake)
340 ret = desc->chip->set_wake(irq, on); 340 ret = desc->irq_data.chip->set_wake(irq, on);
341 341
342 return ret; 342 return ret;
343} 343}
@@ -432,7 +432,7 @@ int __irq_set_trigger(struct irq_desc *desc, unsigned int irq,
432 unsigned long flags) 432 unsigned long flags)
433{ 433{
434 int ret; 434 int ret;
435 struct irq_chip *chip = desc->chip; 435 struct irq_chip *chip = desc->irq_data.chip;
436 436
437 if (!chip || !chip->set_type) { 437 if (!chip || !chip->set_type) {
438 /* 438 /*
@@ -457,8 +457,8 @@ int __irq_set_trigger(struct irq_desc *desc, unsigned int irq,
457 desc->status &= ~(IRQ_LEVEL | IRQ_TYPE_SENSE_MASK); 457 desc->status &= ~(IRQ_LEVEL | IRQ_TYPE_SENSE_MASK);
458 desc->status |= flags; 458 desc->status |= flags;
459 459
460 if (chip != desc->chip) 460 if (chip != desc->irq_data.chip)
461 irq_chip_set_defaults(desc->chip); 461 irq_chip_set_defaults(desc->irq_data.chip);
462 } 462 }
463 463
464 return ret; 464 return ret;
@@ -528,7 +528,7 @@ again:
528 528
529 if (!(desc->status & IRQ_DISABLED) && (desc->status & IRQ_MASKED)) { 529 if (!(desc->status & IRQ_DISABLED) && (desc->status & IRQ_MASKED)) {
530 desc->status &= ~IRQ_MASKED; 530 desc->status &= ~IRQ_MASKED;
531 desc->chip->unmask(irq); 531 desc->irq_data.chip->unmask(irq);
532 } 532 }
533 raw_spin_unlock_irq(&desc->lock); 533 raw_spin_unlock_irq(&desc->lock);
534 chip_bus_sync_unlock(irq, desc); 534 chip_bus_sync_unlock(irq, desc);
@@ -556,7 +556,7 @@ irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action)
556 } 556 }
557 557
558 raw_spin_lock_irq(&desc->lock); 558 raw_spin_lock_irq(&desc->lock);
559 cpumask_copy(mask, desc->affinity); 559 cpumask_copy(mask, desc->irq_data.affinity);
560 raw_spin_unlock_irq(&desc->lock); 560 raw_spin_unlock_irq(&desc->lock);
561 561
562 set_cpus_allowed_ptr(current, mask); 562 set_cpus_allowed_ptr(current, mask);
@@ -657,7 +657,7 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
657 if (!desc) 657 if (!desc)
658 return -EINVAL; 658 return -EINVAL;
659 659
660 if (desc->chip == &no_irq_chip) 660 if (desc->irq_data.chip == &no_irq_chip)
661 return -ENOSYS; 661 return -ENOSYS;
662 /* 662 /*
663 * Some drivers like serial.c use request_irq() heavily, 663 * Some drivers like serial.c use request_irq() heavily,
@@ -752,7 +752,7 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
752 } 752 }
753 753
754 if (!shared) { 754 if (!shared) {
755 irq_chip_set_defaults(desc->chip); 755 irq_chip_set_defaults(desc->irq_data.chip);
756 756
757 init_waitqueue_head(&desc->wait_for_threads); 757 init_waitqueue_head(&desc->wait_for_threads);
758 758
@@ -779,7 +779,7 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
779 if (!(desc->status & IRQ_NOAUTOEN)) { 779 if (!(desc->status & IRQ_NOAUTOEN)) {
780 desc->depth = 0; 780 desc->depth = 0;
781 desc->status &= ~IRQ_DISABLED; 781 desc->status &= ~IRQ_DISABLED;
782 desc->chip->startup(irq); 782 desc->irq_data.chip->startup(irq);
783 } else 783 } else
784 /* Undo nested disables: */ 784 /* Undo nested disables: */
785 desc->depth = 1; 785 desc->depth = 1;
@@ -912,17 +912,17 @@ static struct irqaction *__free_irq(unsigned int irq, void *dev_id)
912 912
913 /* Currently used only by UML, might disappear one day: */ 913 /* Currently used only by UML, might disappear one day: */
914#ifdef CONFIG_IRQ_RELEASE_METHOD 914#ifdef CONFIG_IRQ_RELEASE_METHOD
915 if (desc->chip->release) 915 if (desc->irq_data.chip->release)
916 desc->chip->release(irq, dev_id); 916 desc->irq_data.chip->release(irq, dev_id);
917#endif 917#endif
918 918
919 /* If this was the last handler, shut down the IRQ line: */ 919 /* If this was the last handler, shut down the IRQ line: */
920 if (!desc->action) { 920 if (!desc->action) {
921 desc->status |= IRQ_DISABLED; 921 desc->status |= IRQ_DISABLED;
922 if (desc->chip->shutdown) 922 if (desc->irq_data.chip->shutdown)
923 desc->chip->shutdown(irq); 923 desc->irq_data.chip->shutdown(irq);
924 else 924 else
925 desc->chip->disable(irq); 925 desc->irq_data.chip->disable(irq);
926 } 926 }
927 927
928#ifdef CONFIG_SMP 928#ifdef CONFIG_SMP