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authorChristoph Hellwig <hch@lst.de>2016-10-25 14:04:34 +0200
committerTejun Heo <tj@kernel.org>2016-10-25 11:43:07 -0400
commit0ce57f8af1782fd12d3a81872a4ab97244989802 (patch)
treec2091a8c7add241141b0408ade97176e02cdb851
parenta478b097474cd9f2268ab1beaca74ff09e652b9b (diff)
ahci: fix the single MSI-X case in ahci_init_one
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 <hch@lst.de> Reported-by: Robert Richter <robert.richter@cavium.com> Tested-by: Robert Richter <robert.richter@cavium.com> Tested-by: David Daney <ddaney.cavm@gmail.com> Fixes: 0b9e2988ab22 ("ahci: use pci_alloc_irq_vectors") Signed-off-by: Tejun Heo <tj@kernel.org>
-rw-r--r--drivers/ata/ahci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 60e42e2ed68f..9669fc7c19df 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -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;