[PATCH 4/5] scsi: ufs: tc-dwc-pci: Allow for MSI interrupt type
From: Jose Abreu
Date: Fri Apr 24 2020 - 07:37:27 EST
Newer Test Chips boards have MSI support. It does no harm to try to
request it as the function will fallback to legacy interrupts if MSI is
not supported.
Signed-off-by: Jose Abreu <Jose.Abreu@xxxxxxxxxxxx>
---
Cc: Joao Lima <Joao.Lima@xxxxxxxxxxxx>
Cc: Jose Abreu <Jose.Abreu@xxxxxxxxxxxx>
Cc: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
Cc: Avri Altman <avri.altman@xxxxxxx>
Cc: "James E.J. Bottomley" <jejb@xxxxxxxxxxxxx>
Cc: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Cc: linux-scsi@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/scsi/ufs/tc-dwc-pci.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/ufs/tc-dwc-pci.c b/drivers/scsi/ufs/tc-dwc-pci.c
index 74a2d80d32bd..e0a880cbbe68 100644
--- a/drivers/scsi/ufs/tc-dwc-pci.c
+++ b/drivers/scsi/ufs/tc-dwc-pci.c
@@ -136,9 +136,15 @@ tc_dwc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return -ENOENT;
}
+ err = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
+ if (err < 0) {
+ dev_err(&pdev->dev, "Allocation failed\n");
+ return err;
+ }
+
hba->vops = &data->ops;
- err = ufshcd_init(hba, mmio_base, pdev->irq);
+ err = ufshcd_init(hba, mmio_base, pci_irq_vector(pdev, 0));
if (err) {
dev_err(&pdev->dev, "Initialization failed\n");
return err;
--
2.7.4