lkml.org 
[lkml]   [2021]   [May]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH RESEND v2 2/7] PCI: Add pcie_reset_flr to follow calling convention of other reset methods
On 21/05/20 05:05PM, Krzysztof Wilczyński wrote:
> Hi Amey,
>
> [...]
> > +int pcie_reset_flr(struct pci_dev *dev, int probe)
> > +{
> > + u32 cap;
> > +
> > + if (dev->dev_flags & PCI_DEV_FLAGS_NO_FLR_RESET)
> > + return -ENOTTY;
> > +
> > + pcie_capability_read_dword(dev, PCI_EXP_DEVCAP, &cap);
> > + if (!(cap & PCI_EXP_DEVCAP_FLR))
> > + return -ENOTTY;
> > +
> > + if (probe)
> > + return 0;
> > +
> > + return pcie_flr(dev);
> > +}
>
> Similarly to my suggestion in the first patch in the series, perhaps
> using a boolean here would be an option.
>
> Having said that, the following existing functions aren't doing it, so
> for the sake of keeping things consistent it might not be the best
> option, as per:
>
> static int pci_af_flr(struct pci_dev *dev, int probe)
> int nvme_disable_and_flr(struct pci_dev *dev, int probe)
>
> Krzysztof
All the functions which implement different types of resets including
quirks have ...reset(struct pci_dev *dev, int probe) signature.
Should I modify all of them?

Thanks,
Amey

\
 
 \ /
  Last update: 2021-05-24 17:02    [W:0.169 / U:0.052 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site