Re: [PATCH v1 2/3] serial: 8250_mid: enable MSI on Denverton

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On Mon, 2017-01-02 at 12:40 +0200, Heikki Krogerus wrote:
> On Mon, Jan 02, 2017 at 11:23:42AM +0200, Andy Shevchenko wrote:
> > Enable MSI type of interrupt if PCI BIOS supports it.
> > 
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> > ---
> >  drivers/tty/serial/8250/8250_mid.c | 8 +++++++-
> >  1 file changed, 7 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/tty/serial/8250/8250_mid.c
> > b/drivers/tty/serial/8250/8250_mid.c
> > index 6730d9eef81e..85011c9ac0ee 100644
> > --- a/drivers/tty/serial/8250/8250_mid.c
> > +++ b/drivers/tty/serial/8250/8250_mid.c
> > @@ -164,8 +164,14 @@ static int dnv_setup(struct mid8250 *mid,
> > struct uart_port *p)
> >  	unsigned int bar = FL_GET_BASE(mid->board->flags);
> >  	int ret;
> >  
> > +	ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
> > +	if (ret < 0)
> > +		return ret;
> 
> pci_free_irq_vectors() in dnv_exit()?

Seems everyone stumble over pcim_()* stuff. pcim_release() will take
care of this.

-- 
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Intel Finland Oy
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