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ahci: fix the single MSI-X case in ahci_init_one

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We need to make sure hpriv->irq is set properly if we don't use per-port
vectors, so switch from blindly assigning pdev->irq to using
pci_irq_vector, which handles all interrupt types correctly.

Signed-off-by: Christoph Hellwig <[email protected]>
Reported-by: Robert Richter <[email protected]>
Tested-by: Robert Richter <[email protected]>
Tested-by: David Daney <[email protected]>
Fixes: 0b9e2988ab ("ahci: use pci_alloc_irq_vectors")
Signed-off-by: Tejun Heo <[email protected]>
This commit is contained in:
Christoph Hellwig 2016-10-25 14:04:34 +02:00 • committed by Tejun Heo
commit 0ce57f8af1
1 changed files with 1 additions and 1 deletions
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2
drivers/ata/ahci.c
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@ -1620,7 +1620,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* legacy intx interrupts */
pci_intx(pdev, 1);
}
hpriv->irq = pdev->irq;
hpriv->irq = pci_irq_vector(pdev, 0);
if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss)
host->flags |= ATA_HOST_PARALLEL_SCAN;