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Subject[PATCH 08/16] hpsa: factor out irq request code
From
Date
From: Stephen M. Cameron <scameron@beardog.cce.hp.com>

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
---
drivers/scsi/hpsa.c | 32 +++++++++++++++++++++-----------
1 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 7336f3c..97db2e5 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3881,6 +3881,26 @@ static void hpsa_free_cmd_pool(struct ctlr_info *h)
h->errinfo_pool_dhandle);
}

+static int hpsa_request_irq(struct ctlr_info *h,
+ irqreturn_t (*msixhandler)(int, void *),
+ irqreturn_t (*intxhandler)(int, void *))
+{
+ int rc;
+
+ if (h->msix_vector || h->msi_vector)
+ rc = request_irq(h->intr[h->intr_mode], msixhandler,
+ IRQF_DISABLED, h->devname, h);
+ else
+ rc = request_irq(h->intr[h->intr_mode], intxhandler,
+ IRQF_DISABLED, h->devname, h);
+ if (rc) {
+ dev_err(&h->pdev->dev, "unable to get irq %d for %s\n",
+ h->intr[h->intr_mode], h->devname);
+ return -ENODEV;
+ }
+ return 0;
+}
+
static int __devinit hpsa_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -3936,18 +3956,8 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev,
/* make sure the board interrupts are off */
h->access.set_intr_mask(h, HPSA_INTR_OFF);

- if (h->msix_vector || h->msi_vector)
- rc = request_irq(h->intr[h->intr_mode], do_hpsa_intr_msi,
- IRQF_DISABLED, h->devname, h);
- else
- rc = request_irq(h->intr[h->intr_mode], do_hpsa_intr_intx,
- IRQF_DISABLED, h->devname, h);
- if (rc) {
- dev_err(&pdev->dev, "unable to get irq %d for %s\n",
- h->intr[h->intr_mode], h->devname);
+ if (hpsa_request_irq(h, do_hpsa_intr_msi, do_hpsa_intr_intx))
goto clean2;
- }
-
dev_info(&pdev->dev, "%s: <0x%x> at IRQ %d%s using DAC\n",
h->devname, pdev->device,
h->intr[h->intr_mode], dac ? "" : " not");


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