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path: root/drivers/scsi/aacraid/sa.c
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Diffstat (limited to 'drivers/scsi/aacraid/sa.c')
-rw-r--r--drivers/scsi/aacraid/sa.c33
1 files changed, 24 insertions, 9 deletions
diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c
index 511b0a938fb1..8535db068c2f 100644
--- a/drivers/scsi/aacraid/sa.c
+++ b/drivers/scsi/aacraid/sa.c
@@ -92,6 +92,17 @@ static void aac_sa_disable_interrupt (struct aac_dev *dev)
92} 92}
93 93
94/** 94/**
95 * aac_sa_enable_interrupt - enable interrupt
96 * @dev: Which adapter to enable.
97 */
98
99static void aac_sa_enable_interrupt (struct aac_dev *dev)
100{
101 sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, (PrintfReady | DOORBELL_1 |
102 DOORBELL_2 | DOORBELL_3 | DOORBELL_4));
103}
104
105/**
95 * aac_sa_notify_adapter - handle adapter notification 106 * aac_sa_notify_adapter - handle adapter notification
96 * @dev: Adapter that notification is for 107 * @dev: Adapter that notification is for
97 * @event: Event to notidy 108 * @event: Event to notidy
@@ -347,32 +358,36 @@ int aac_sa_init(struct aac_dev *dev)
347 msleep(1); 358 msleep(1);
348 } 359 }
349 360
350 if (request_irq(dev->scsi_host_ptr->irq, aac_sa_intr, IRQF_SHARED|IRQF_DISABLED, "aacraid", (void *)dev ) < 0) {
351 printk(KERN_WARNING "%s%d: Interrupt unavailable.\n", name, instance);
352 goto error_iounmap;
353 }
354
355 /* 361 /*
356 * Fill in the function dispatch table. 362 * Fill in the function dispatch table.
357 */ 363 */
358 364
359 dev->a_ops.adapter_interrupt = aac_sa_interrupt_adapter; 365 dev->a_ops.adapter_interrupt = aac_sa_interrupt_adapter;
360 dev->a_ops.adapter_disable_int = aac_sa_disable_interrupt; 366 dev->a_ops.adapter_disable_int = aac_sa_disable_interrupt;
367 dev->a_ops.adapter_enable_int = aac_sa_enable_interrupt;
361 dev->a_ops.adapter_notify = aac_sa_notify_adapter; 368 dev->a_ops.adapter_notify = aac_sa_notify_adapter;
362 dev->a_ops.adapter_sync_cmd = sa_sync_cmd; 369 dev->a_ops.adapter_sync_cmd = sa_sync_cmd;
363 dev->a_ops.adapter_check_health = aac_sa_check_health; 370 dev->a_ops.adapter_check_health = aac_sa_check_health;
371 dev->a_ops.adapter_intr = aac_sa_intr;
364 dev->a_ops.adapter_ioremap = aac_sa_ioremap; 372 dev->a_ops.adapter_ioremap = aac_sa_ioremap;
365 373
366 /* 374 /*
367 * First clear out all interrupts. Then enable the one's that 375 * First clear out all interrupts. Then enable the one's that
368 * we can handle. 376 * we can handle.
369 */ 377 */
370 sa_writew(dev, SaDbCSR.PRISETIRQMASK, 0xffff); 378 aac_adapter_disable_int(dev);
371 sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, (PrintfReady | DOORBELL_1 | 379 aac_adapter_enable_int(dev);
372 DOORBELL_2 | DOORBELL_3 | DOORBELL_4));
373 380
374 if(aac_init_adapter(dev) == NULL) 381 if(aac_init_adapter(dev) == NULL)
375 goto error_irq; 382 goto error_irq;
383 if (request_irq(dev->scsi_host_ptr->irq, dev->a_ops.adapter_intr,
384 IRQF_SHARED|IRQF_DISABLED,
385 "aacraid", (void *)dev ) < 0) {
386 printk(KERN_WARNING "%s%d: Interrupt unavailable.\n",
387 name, instance);
388 goto error_iounmap;
389 }
390 aac_adapter_enable_int(dev);
376 391
377 /* 392 /*
378 * Tell the adapter that all is configure, and it can start 393 * Tell the adapter that all is configure, and it can start
@@ -382,7 +397,7 @@ int aac_sa_init(struct aac_dev *dev)
382 return 0; 397 return 0;
383 398
384error_irq: 399error_irq:
385 sa_writew(dev, SaDbCSR.PRISETIRQMASK, 0xffff); 400 aac_sa_disable_interrupt(dev);
386 free_irq(dev->scsi_host_ptr->irq, (void *)dev); 401 free_irq(dev->scsi_host_ptr->irq, (void *)dev);
387 402
388error_iounmap: 403error_iounmap: