Hello, Alexander.
On Tue, Oct 08, 2013 at 09:48:26AM +0200, Alexander Gordeev wrote:
> > If there are many which duplicate the above pattern, it'd probably be
> > worthwhile to provide a helper? It's usually a good idea to reduce
> > the amount of boilerplate code in drivers.
>
> I wanted to lim
On Mon, Oct 07, 2013 at 02:17:49PM -0400, Tejun Heo wrote:
> Hello,
>
> On Wed, Oct 02, 2013 at 12:48:23PM +0200, Alexander Gordeev wrote:
> > +static int foo_driver_enable_msi(struct foo_adapter *adapter, int nvec)
> > +{
> > + rc = pci_get_msi_cap(adapter->pdev);
> > + if (rc < 0)
> > +
Hello,
On Wed, Oct 02, 2013 at 12:48:23PM +0200, Alexander Gordeev wrote:
> +static int foo_driver_enable_msi(struct foo_adapter *adapter, int nvec)
> +{
> + rc = pci_get_msi_cap(adapter->pdev);
> + if (rc < 0)
> + return rc;
> +
> + nvec = min(nvec, rc);
> + if (nvec <
Currently pci_enable_msi_block() and pci_enable_msix() interfaces
return a error code in case of failure, 0 in case of success and a
positive value which indicates the number of MSI-X/MSI interrupts
that could have been allocated. The latter value should be passed
to a repeated call to the interfac
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