diff options
| author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2011-05-03 14:53:16 -0500 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-05-06 08:23:49 -0600 |
| commit | 2b48085f972a761b38cf60c626031a7fdd9e6d55 (patch) | |
| tree | 7067ea5a2634e838c57de235d9a7cac7e157d506 | |
| parent | abf7966e616ef6e04393ef3678227f77d6179a8a (diff) | |
cciss: factor out irq request code
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
| -rw-r--r-- | drivers/block/cciss.c | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 55ca1f45c0c..63fe05af2c5 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -4719,6 +4719,28 @@ static void cciss_free_cmd_pool(ctlr_info_t *h) h->errinfo_pool, h->errinfo_pool_dhandle); } +static int cciss_request_irq(ctlr_info_t *h, + irqreturn_t (*msixhandler)(int, void *), + irqreturn_t (*intxhandler)(int, void *)) +{ + if (h->msix_vector || h->msi_vector) { + if (!request_irq(h->intr[PERF_MODE_INT], msixhandler, + IRQF_DISABLED, h->devname, h)) + return 0; + dev_err(&h->pdev->dev, "Unable to get msi irq %d" + " for %s\n", h->intr[PERF_MODE_INT], + h->devname); + return -1; + } + + if (!request_irq(h->intr[PERF_MODE_INT], intxhandler, + IRQF_DISABLED, h->devname, h)) + return 0; + dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n", + h->intr[PERF_MODE_INT], h->devname); + return -1; +} + /* * This is it. Find all the controllers and register them. I really hate * stealing all these major device numbers. @@ -4789,22 +4811,9 @@ static int __devinit cciss_init_one(struct pci_dev *pdev, /* make sure the board interrupts are off */ h->access.set_intr_mask(h, CCISS_INTR_OFF); - if (h->msi_vector || h->msix_vector) { - if (request_irq(h->intr[PERF_MODE_INT], - do_cciss_msix_intr, - IRQF_DISABLED, h->devname, h)) { - dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n", - h->intr[PERF_MODE_INT], h->devname); - goto clean2; - } - } else { - if (request_irq(h->intr[PERF_MODE_INT], do_cciss_intx, - IRQF_DISABLED, h->devname, h)) { - dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n", - h->intr[PERF_MODE_INT], h->devname); - goto clean2; - } - } + rc = cciss_request_irq(h, do_cciss_msix_intr, do_cciss_intx); + if (rc) + goto clean2; dev_info(&h->pdev->dev, "%s: <0x%x> at PCI %s IRQ %d%s using DAC\n", h->devname, pdev->device, pci_name(pdev), |