diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2010-10-01 06:58:38 -0400 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2010-10-04 06:36:26 -0400 |
commit | 6b8ff3120c758340505dddf08ad685ebb841d5d5 (patch) | |
tree | 794eed27c6f9a8931b8fdf4a7ae60a1560b237fc /kernel/irq/chip.c | |
parent | ff7dcd44dd446db2c3e13bdedf2d52b8e0127f16 (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/chip.c')
-rw-r--r-- | kernel/irq/chip.c | 78 |
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) | |||
32 | /* Ensure we don't have left over values from a previous use of this irq */ | 32 | /* Ensure we don't have left over values from a previous use of this irq */ |
33 | raw_spin_lock_irqsave(&desc->lock, flags); | 33 | raw_spin_lock_irqsave(&desc->lock, flags); |
34 | desc->status = IRQ_DISABLED; | 34 | desc->status = IRQ_DISABLED; |
35 | desc->chip = &no_irq_chip; | 35 | desc->irq_data.chip = &no_irq_chip; |
36 | desc->handle_irq = handle_bad_irq; | 36 | desc->handle_irq = handle_bad_irq; |
37 | desc->depth = 1; | 37 | desc->depth = 1; |
38 | desc->msi_desc = NULL; | 38 | desc->irq_data.msi_desc = NULL; |
39 | desc->handler_data = NULL; | 39 | desc->irq_data.handler_data = NULL; |
40 | if (!keep_chip_data) | 40 | if (!keep_chip_data) |
41 | desc->chip_data = NULL; | 41 | desc->irq_data.chip_data = NULL; |
42 | desc->action = NULL; | 42 | desc->action = NULL; |
43 | desc->irq_count = 0; | 43 | desc->irq_count = 0; |
44 | desc->irqs_unhandled = 0; | 44 | desc->irqs_unhandled = 0; |
45 | #ifdef CONFIG_SMP | 45 | #ifdef CONFIG_SMP |
46 | cpumask_setall(desc->affinity); | 46 | cpumask_setall(desc->irq_data.affinity); |
47 | #ifdef CONFIG_GENERIC_PENDING_IRQ | 47 | #ifdef CONFIG_GENERIC_PENDING_IRQ |
48 | cpumask_clear(desc->pending_mask); | 48 | cpumask_clear(desc->pending_mask); |
49 | #endif | 49 | #endif |
@@ -64,7 +64,7 @@ void dynamic_irq_init(unsigned int irq) | |||
64 | * dynamic_irq_init_keep_chip_data - initialize a dynamically allocated irq | 64 | * dynamic_irq_init_keep_chip_data - initialize a dynamically allocated irq |
65 | * @irq: irq number to initialize | 65 | * @irq: irq number to initialize |
66 | * | 66 | * |
67 | * does not set irq_to_desc(irq)->chip_data to NULL | 67 | * does not set irq_to_desc(irq)->irq_data.chip_data to NULL |
68 | */ | 68 | */ |
69 | void dynamic_irq_init_keep_chip_data(unsigned int irq) | 69 | void dynamic_irq_init_keep_chip_data(unsigned int irq) |
70 | { | 70 | { |
@@ -88,12 +88,12 @@ static void dynamic_irq_cleanup_x(unsigned int irq, bool keep_chip_data) | |||
88 | irq); | 88 | irq); |
89 | return; | 89 | return; |
90 | } | 90 | } |
91 | desc->msi_desc = NULL; | 91 | desc->irq_data.msi_desc = NULL; |
92 | desc->handler_data = NULL; | 92 | desc->irq_data.handler_data = NULL; |
93 | if (!keep_chip_data) | 93 | if (!keep_chip_data) |
94 | desc->chip_data = NULL; | 94 | desc->irq_data.chip_data = NULL; |
95 | desc->handle_irq = handle_bad_irq; | 95 | desc->handle_irq = handle_bad_irq; |
96 | desc->chip = &no_irq_chip; | 96 | desc->irq_data.chip = &no_irq_chip; |
97 | desc->name = NULL; | 97 | desc->name = NULL; |
98 | clear_kstat_irqs(desc); | 98 | clear_kstat_irqs(desc); |
99 | raw_spin_unlock_irqrestore(&desc->lock, flags); | 99 | raw_spin_unlock_irqrestore(&desc->lock, flags); |
@@ -112,7 +112,7 @@ void dynamic_irq_cleanup(unsigned int irq) | |||
112 | * dynamic_irq_cleanup_keep_chip_data - cleanup a dynamically allocated irq | 112 | * dynamic_irq_cleanup_keep_chip_data - cleanup a dynamically allocated irq |
113 | * @irq: irq number to initialize | 113 | * @irq: irq number to initialize |
114 | * | 114 | * |
115 | * does not set irq_to_desc(irq)->chip_data to NULL | 115 | * does not set irq_to_desc(irq)->irq_data.chip_data to NULL |
116 | */ | 116 | */ |
117 | void dynamic_irq_cleanup_keep_chip_data(unsigned int irq) | 117 | void dynamic_irq_cleanup_keep_chip_data(unsigned int irq) |
118 | { | 118 | { |
@@ -140,7 +140,7 @@ int set_irq_chip(unsigned int irq, struct irq_chip *chip) | |||
140 | 140 | ||
141 | raw_spin_lock_irqsave(&desc->lock, flags); | 141 | raw_spin_lock_irqsave(&desc->lock, flags); |
142 | irq_chip_set_defaults(chip); | 142 | irq_chip_set_defaults(chip); |
143 | desc->chip = chip; | 143 | desc->irq_data.chip = chip; |
144 | raw_spin_unlock_irqrestore(&desc->lock, flags); | 144 | raw_spin_unlock_irqrestore(&desc->lock, flags); |
145 | 145 | ||
146 | return 0; | 146 | return 0; |
@@ -193,7 +193,7 @@ int set_irq_data(unsigned int irq, void *data) | |||
193 | } | 193 | } |
194 | 194 | ||
195 | raw_spin_lock_irqsave(&desc->lock, flags); | 195 | raw_spin_lock_irqsave(&desc->lock, flags); |
196 | desc->handler_data = data; | 196 | desc->irq_data.handler_data = data; |
197 | raw_spin_unlock_irqrestore(&desc->lock, flags); | 197 | raw_spin_unlock_irqrestore(&desc->lock, flags); |
198 | return 0; | 198 | return 0; |
199 | } | 199 | } |
@@ -218,7 +218,7 @@ int set_irq_msi(unsigned int irq, struct msi_desc *entry) | |||
218 | } | 218 | } |
219 | 219 | ||
220 | raw_spin_lock_irqsave(&desc->lock, flags); | 220 | raw_spin_lock_irqsave(&desc->lock, flags); |
221 | desc->msi_desc = entry; | 221 | desc->irq_data.msi_desc = entry; |
222 | if (entry) | 222 | if (entry) |
223 | entry->irq = irq; | 223 | entry->irq = irq; |
224 | raw_spin_unlock_irqrestore(&desc->lock, flags); | 224 | raw_spin_unlock_irqrestore(&desc->lock, flags); |
@@ -243,13 +243,13 @@ int set_irq_chip_data(unsigned int irq, void *data) | |||
243 | return -EINVAL; | 243 | return -EINVAL; |
244 | } | 244 | } |
245 | 245 | ||
246 | if (!desc->chip) { | 246 | if (!desc->irq_data.chip) { |
247 | printk(KERN_ERR "BUG: bad set_irq_chip_data(IRQ#%d)\n", irq); | 247 | printk(KERN_ERR "BUG: bad set_irq_chip_data(IRQ#%d)\n", irq); |
248 | return -EINVAL; | 248 | return -EINVAL; |
249 | } | 249 | } |
250 | 250 | ||
251 | raw_spin_lock_irqsave(&desc->lock, flags); | 251 | raw_spin_lock_irqsave(&desc->lock, flags); |
252 | desc->chip_data = data; | 252 | desc->irq_data.chip_data = data; |
253 | raw_spin_unlock_irqrestore(&desc->lock, flags); | 253 | raw_spin_unlock_irqrestore(&desc->lock, flags); |
254 | 254 | ||
255 | return 0; | 255 | return 0; |
@@ -291,7 +291,7 @@ static void default_enable(unsigned int irq) | |||
291 | { | 291 | { |
292 | struct irq_desc *desc = irq_to_desc(irq); | 292 | struct irq_desc *desc = irq_to_desc(irq); |
293 | 293 | ||
294 | desc->chip->unmask(irq); | 294 | desc->irq_data.chip->unmask(irq); |
295 | desc->status &= ~IRQ_MASKED; | 295 | desc->status &= ~IRQ_MASKED; |
296 | } | 296 | } |
297 | 297 | ||
@@ -309,7 +309,7 @@ static unsigned int default_startup(unsigned int irq) | |||
309 | { | 309 | { |
310 | struct irq_desc *desc = irq_to_desc(irq); | 310 | struct irq_desc *desc = irq_to_desc(irq); |
311 | 311 | ||
312 | desc->chip->enable(irq); | 312 | desc->irq_data.chip->enable(irq); |
313 | return 0; | 313 | return 0; |
314 | } | 314 | } |
315 | 315 | ||
@@ -320,7 +320,7 @@ static void default_shutdown(unsigned int irq) | |||
320 | { | 320 | { |
321 | struct irq_desc *desc = irq_to_desc(irq); | 321 | struct irq_desc *desc = irq_to_desc(irq); |
322 | 322 | ||
323 | desc->chip->mask(irq); | 323 | desc->irq_data.chip->mask(irq); |
324 | desc->status |= IRQ_MASKED; | 324 | desc->status |= IRQ_MASKED; |
325 | } | 325 | } |
326 | 326 | ||
@@ -350,28 +350,28 @@ void irq_chip_set_defaults(struct irq_chip *chip) | |||
350 | 350 | ||
351 | static inline void mask_ack_irq(struct irq_desc *desc, int irq) | 351 | static inline void mask_ack_irq(struct irq_desc *desc, int irq) |
352 | { | 352 | { |
353 | if (desc->chip->mask_ack) | 353 | if (desc->irq_data.chip->mask_ack) |
354 | desc->chip->mask_ack(irq); | 354 | desc->irq_data.chip->mask_ack(irq); |
355 | else { | 355 | else { |
356 | desc->chip->mask(irq); | 356 | desc->irq_data.chip->mask(irq); |
357 | if (desc->chip->ack) | 357 | if (desc->irq_data.chip->ack) |
358 | desc->chip->ack(irq); | 358 | desc->irq_data.chip->ack(irq); |
359 | } | 359 | } |
360 | desc->status |= IRQ_MASKED; | 360 | desc->status |= IRQ_MASKED; |
361 | } | 361 | } |
362 | 362 | ||
363 | static inline void mask_irq(struct irq_desc *desc, int irq) | 363 | static inline void mask_irq(struct irq_desc *desc, int irq) |
364 | { | 364 | { |
365 | if (desc->chip->mask) { | 365 | if (desc->irq_data.chip->mask) { |
366 | desc->chip->mask(irq); | 366 | desc->irq_data.chip->mask(irq); |
367 | desc->status |= IRQ_MASKED; | 367 | desc->status |= IRQ_MASKED; |
368 | } | 368 | } |
369 | } | 369 | } |
370 | 370 | ||
371 | static inline void unmask_irq(struct irq_desc *desc, int irq) | 371 | static inline void unmask_irq(struct irq_desc *desc, int irq) |
372 | { | 372 | { |
373 | if (desc->chip->unmask) { | 373 | if (desc->irq_data.chip->unmask) { |
374 | desc->chip->unmask(irq); | 374 | desc->irq_data.chip->unmask(irq); |
375 | desc->status &= ~IRQ_MASKED; | 375 | desc->status &= ~IRQ_MASKED; |
376 | } | 376 | } |
377 | } | 377 | } |
@@ -552,7 +552,7 @@ handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc) | |||
552 | raw_spin_lock(&desc->lock); | 552 | raw_spin_lock(&desc->lock); |
553 | desc->status &= ~IRQ_INPROGRESS; | 553 | desc->status &= ~IRQ_INPROGRESS; |
554 | out: | 554 | out: |
555 | desc->chip->eoi(irq); | 555 | desc->irq_data.chip->eoi(irq); |
556 | 556 | ||
557 | raw_spin_unlock(&desc->lock); | 557 | raw_spin_unlock(&desc->lock); |
558 | } | 558 | } |
@@ -594,8 +594,8 @@ handle_edge_irq(unsigned int irq, struct irq_desc *desc) | |||
594 | kstat_incr_irqs_this_cpu(irq, desc); | 594 | kstat_incr_irqs_this_cpu(irq, desc); |
595 | 595 | ||
596 | /* Start handling the irq */ | 596 | /* Start handling the irq */ |
597 | if (desc->chip->ack) | 597 | if (desc->irq_data.chip->ack) |
598 | desc->chip->ack(irq); | 598 | desc->irq_data.chip->ack(irq); |
599 | 599 | ||
600 | /* Mark the IRQ currently in progress.*/ | 600 | /* Mark the IRQ currently in progress.*/ |
601 | desc->status |= IRQ_INPROGRESS; | 601 | desc->status |= IRQ_INPROGRESS; |
@@ -648,15 +648,15 @@ handle_percpu_irq(unsigned int irq, struct irq_desc *desc) | |||
648 | 648 | ||
649 | kstat_incr_irqs_this_cpu(irq, desc); | 649 | kstat_incr_irqs_this_cpu(irq, desc); |
650 | 650 | ||
651 | if (desc->chip->ack) | 651 | if (desc->irq_data.chip->ack) |
652 | desc->chip->ack(irq); | 652 | desc->irq_data.chip->ack(irq); |
653 | 653 | ||
654 | action_ret = handle_IRQ_event(irq, desc->action); | 654 | action_ret = handle_IRQ_event(irq, desc->action); |
655 | if (!noirqdebug) | 655 | if (!noirqdebug) |
656 | note_interrupt(irq, desc, action_ret); | 656 | note_interrupt(irq, desc, action_ret); |
657 | 657 | ||
658 | if (desc->chip->eoi) | 658 | if (desc->irq_data.chip->eoi) |
659 | desc->chip->eoi(irq); | 659 | desc->irq_data.chip->eoi(irq); |
660 | } | 660 | } |
661 | 661 | ||
662 | void | 662 | void |
@@ -674,7 +674,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, | |||
674 | 674 | ||
675 | if (!handle) | 675 | if (!handle) |
676 | handle = handle_bad_irq; | 676 | handle = handle_bad_irq; |
677 | else if (desc->chip == &no_irq_chip) { | 677 | else if (desc->irq_data.chip == &no_irq_chip) { |
678 | printk(KERN_WARNING "Trying to install %sinterrupt handler " | 678 | printk(KERN_WARNING "Trying to install %sinterrupt handler " |
679 | "for IRQ%d\n", is_chained ? "chained " : "", irq); | 679 | "for IRQ%d\n", is_chained ? "chained " : "", irq); |
680 | /* | 680 | /* |
@@ -684,7 +684,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, | |||
684 | * prevent us to setup the interrupt at all. Switch it to | 684 | * prevent us to setup the interrupt at all. Switch it to |
685 | * dummy_irq_chip for easy transition. | 685 | * dummy_irq_chip for easy transition. |
686 | */ | 686 | */ |
687 | desc->chip = &dummy_irq_chip; | 687 | desc->irq_data.chip = &dummy_irq_chip; |
688 | } | 688 | } |
689 | 689 | ||
690 | chip_bus_lock(irq, desc); | 690 | chip_bus_lock(irq, desc); |
@@ -692,7 +692,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, | |||
692 | 692 | ||
693 | /* Uninstall? */ | 693 | /* Uninstall? */ |
694 | if (handle == handle_bad_irq) { | 694 | if (handle == handle_bad_irq) { |
695 | if (desc->chip != &no_irq_chip) | 695 | if (desc->irq_data.chip != &no_irq_chip) |
696 | mask_ack_irq(desc, irq); | 696 | mask_ack_irq(desc, irq); |
697 | desc->status |= IRQ_DISABLED; | 697 | desc->status |= IRQ_DISABLED; |
698 | desc->depth = 1; | 698 | desc->depth = 1; |
@@ -704,7 +704,7 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, | |||
704 | desc->status &= ~IRQ_DISABLED; | 704 | desc->status &= ~IRQ_DISABLED; |
705 | desc->status |= IRQ_NOREQUEST | IRQ_NOPROBE; | 705 | desc->status |= IRQ_NOREQUEST | IRQ_NOPROBE; |
706 | desc->depth = 0; | 706 | desc->depth = 0; |
707 | desc->chip->startup(irq); | 707 | desc->irq_data.chip->startup(irq); |
708 | } | 708 | } |
709 | raw_spin_unlock_irqrestore(&desc->lock, flags); | 709 | raw_spin_unlock_irqrestore(&desc->lock, flags); |
710 | chip_bus_sync_unlock(irq, desc); | 710 | chip_bus_sync_unlock(irq, desc); |