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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-27 23:58:56 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-27 23:58:56 -0400
commit3a80e52486eff1221ece5902b423da59f263069d (patch)
tree861c8d394b3cf7a25cf6309f429e9be4449d72cd /arch
parent18bcd0c8cb7d85a9063b88ec810dc1cdc0974518 (diff)
parent61a167419b318373d414d0edf109fe02b4f96d49 (diff)
Merge branch 'irq-cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'irq-cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: tile: Use generic show_interupts() tile: Convert to new irq function names dma: Ipu: Convert interupt code
Diffstat (limited to 'arch')
-rw-r--r--arch/tile/Kconfig1
-rw-r--r--arch/tile/kernel/irq.c45
2 files changed, 3 insertions, 43 deletions
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index f3b78701c219..5e34a9fee9b3 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -12,6 +12,7 @@ config TILE
12 select GENERIC_IRQ_PROBE 12 select GENERIC_IRQ_PROBE
13 select GENERIC_PENDING_IRQ if SMP 13 select GENERIC_PENDING_IRQ if SMP
14 select GENERIC_HARDIRQS_NO_DEPRECATED 14 select GENERIC_HARDIRQS_NO_DEPRECATED
15 select GENERIC_IRQ_SHOW
15 16
16# FIXME: investigate whether we need/want these options. 17# FIXME: investigate whether we need/want these options.
17# select HAVE_IOREMAP_PROT 18# select HAVE_IOREMAP_PROT
diff --git a/arch/tile/kernel/irq.c b/arch/tile/kernel/irq.c
index 0baa7580121f..aa0134db2dd6 100644
--- a/arch/tile/kernel/irq.c
+++ b/arch/tile/kernel/irq.c
@@ -241,14 +241,14 @@ void tile_irq_activate(unsigned int irq, int tile_irq_type)
241 irq_flow_handler_t handle = handle_level_irq; 241 irq_flow_handler_t handle = handle_level_irq;
242 if (tile_irq_type == TILE_IRQ_PERCPU) 242 if (tile_irq_type == TILE_IRQ_PERCPU)
243 handle = handle_percpu_irq; 243 handle = handle_percpu_irq;
244 set_irq_chip_and_handler(irq, &tile_irq_chip, handle); 244 irq_set_chip_and_handler(irq, &tile_irq_chip, handle);
245 245
246 /* 246 /*
247 * Flag interrupts that are hardware-cleared so that ack() 247 * Flag interrupts that are hardware-cleared so that ack()
248 * won't clear them. 248 * won't clear them.
249 */ 249 */
250 if (tile_irq_type == TILE_IRQ_HW_CLEAR) 250 if (tile_irq_type == TILE_IRQ_HW_CLEAR)
251 set_irq_chip_data(irq, (void *)IS_HW_CLEARED); 251 irq_set_chip_data(irq, (void *)IS_HW_CLEARED);
252} 252}
253EXPORT_SYMBOL(tile_irq_activate); 253EXPORT_SYMBOL(tile_irq_activate);
254 254
@@ -262,47 +262,6 @@ void ack_bad_irq(unsigned int irq)
262 * Generic, controller-independent functions: 262 * Generic, controller-independent functions:
263 */ 263 */
264 264
265int show_interrupts(struct seq_file *p, void *v)
266{
267 int i = *(loff_t *) v, j;
268 struct irqaction *action;
269 unsigned long flags;
270
271 if (i == 0) {
272 seq_printf(p, " ");
273 for (j = 0; j < NR_CPUS; j++)
274 if (cpu_online(j))
275 seq_printf(p, "CPU%-8d", j);
276 seq_putc(p, '\n');
277 }
278
279 if (i < NR_IRQS) {
280 struct irq_desc *desc = irq_to_desc(i);
281
282 raw_spin_lock_irqsave(&desc->lock, flags);
283 action = desc->action;
284 if (!action)
285 goto skip;
286 seq_printf(p, "%3d: ", i);
287#ifndef CONFIG_SMP
288 seq_printf(p, "%10u ", kstat_irqs(i));
289#else
290 for_each_online_cpu(j)
291 seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
292#endif
293 seq_printf(p, " %14s", get_irq_desc_chip(desc)->name);
294 seq_printf(p, " %s", action->name);
295
296 for (action = action->next; action; action = action->next)
297 seq_printf(p, ", %s", action->name);
298
299 seq_putc(p, '\n');
300skip:
301 raw_spin_unlock_irqrestore(&desc->lock, flags);
302 }
303 return 0;
304}
305
306#if CHIP_HAS_IPI() 265#if CHIP_HAS_IPI()
307int create_irq(void) 266int create_irq(void)
308{ 267{