Messages in this thread | | | Date | Mon, 10 Nov 2014 21:55:18 +0100 | From | Robert Richter <> | Subject | Re: [PATCH] AHCI: Add generic MSI-X interrupt support to SATA PCI driver |
| |
On 10.11.14 22:51:44, Jiang Liu wrote: > On 2014/11/10 13:30, Robert Richter wrote: > > From: Sunil Goutham <sgoutham@cavium.com>
> > + /* only enable the first entry (entry.entry = 0) */ > > + rc = pci_enable_msix_exact(pdev, &entry, 1); > > + if (rc < 0) > > + return rc; > > + > > + pdev->irq = entry.vector;
> You can't overwrite pci_dev->irq for MSI-X, it's no way to > recover original irq for INTx after unbinding ahci driver. Instead, > you may access msi_desc->irq when requesting irq.
Right, I have a version now that determines the irq vector from pdev->msi_list.
-Robert
| |