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SubjectRe: [PATCH] SCSI driver for VMware's virtual HBA.
Date
Alok Kataria wrote:
> Hi Eike,

> > > +static int __devinit pvscsi_probe(struct pci_dev *pdev,
> > > + const struct pci_device_id *id)
> > > +{
> > > + struct pvscsi_adapter *adapter;
> > > + struct Scsi_Host *host;
> > > + unsigned long base, i;
> > > + int error;
> > > +
> > > + error = -ENODEV;
> > > +
> > > + if (pci_enable_device(pdev))
> > > + return error;
> >
> > As always I suggest having a look on devres (see Documentation/driver-
> > model/devres.txt) which could simplify your error handling here and your
> > release function a lot. You only need to make sure it doesn't hurt if all
> > the PCI resources are freed after the scsi ones as you would end up
> > cleaning the scsi ones by hand and afterwards devres would throw all it
> > handles (which will probably be most of your PCI stuff) away itself.
>
> I took a quick look, but would prefer not to change this right now. Will
> do this as a incremental change later. Hope that is fine.

Just a suggestion ;)

> > > + adapter->dev = pdev;
> > > + adapter->host = host;
> > > +
> > > + spin_lock_init(&adapter->hw_lock);
> > > +
> > > + host->max_channel = 0;
> > > + host->max_id = 16;
> > > + host->max_lun = 1;
> > > +
> > > + pci_read_config_byte(pdev, PCI_CLASS_REVISION, &adapter->rev);
> >
> > That's in pdev->revision anyway, isn't it?
>
> Yep, though, its needed in pvscsi_info, so will keep this in adapter
> too.

Yes, but you don't need to do pci_read_config_byte() but simply copying that
over from pdev->revision.

Eike
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