linux-kernel - Re: [PATCH] drivers:net:hamradio: Removing Depricated IRQF

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Message-ID: <alpine.DEB.2.02.1308101923130.2076@localhost6.localdomain6>
Date:	Sat, 10 Aug 2013 19:24:45 +0200 (CEST)
From:	Julia Lawall <julia.lawall@...6.fr>
To:	Kumar Gaurav <kumargauravgupta3@...il.com>
cc:	Julia Lawall <julia.lawall@...6.fr>, t.sailer@...mni.ethz.ch,
	jreuter@...na.de, jpr@...bb.org, linux-hams@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] drivers:net:hamradio: Removing Depricated
 IRQF_DISABLED

On Sat, 10 Aug 2013, Kumar Gaurav wrote:

> On Saturday 10 August 2013 10:17 PM, Julia Lawall wrote:
> > If it is in a | with something else, I think you can just remove it.
> > 
> > julia
> > 
> > On Sat, 10 Aug 2013, Kumar Gaurav wrote:
> > 
> > > Removed IRQF_DISABLED as it's deprecated and should be removed
> > > 
> > > Signed-off-by: Kumar Gaurav <kumargauravgupta3@...il.com>
> > > ---
> > >   drivers/net/hamradio/baycom_ser_fdx.c |    2 +-
> > >   drivers/net/hamradio/baycom_ser_hdx.c |    2 +-
> > >   drivers/net/hamradio/scc.c            |    2 +-
> > >   drivers/net/hamradio/yam.c            |    2 +-
> > >   4 files changed, 4 insertions(+), 4 deletions(-)
> > > 
> > > diff --git a/drivers/net/hamradio/baycom_ser_fdx.c
> > > b/drivers/net/hamradio/baycom_ser_fdx.c
> > > index a974727..c114009 100644
> > > --- a/drivers/net/hamradio/baycom_ser_fdx.c
> > > +++ b/drivers/net/hamradio/baycom_ser_fdx.c
> > > @@ -445,7 +445,7 @@ static int ser12_open(struct net_device *dev)
> > >   	outb(0, FCR(dev->base_addr));  /* disable FIFOs */
> > >   	outb(0x0d, MCR(dev->base_addr));
> > >   	outb(0, IER(dev->base_addr));
> > > -	if (request_irq(dev->irq, ser12_interrupt, IRQF_DISABLED |
> > > IRQF_SHARED,
> > > +	if (request_irq(dev->irq, ser12_interrupt, IRQF_TRIGGER_NONE |
> > > IRQF_SHARED,
> > >   			"baycom_ser_fdx", dev)) {
> > >   		release_region(dev->base_addr, SER12_EXTENT);
> > >   		return -EBUSY;
> > > diff --git a/drivers/net/hamradio/baycom_ser_hdx.c
> > > b/drivers/net/hamradio/baycom_ser_hdx.c
> > > index e349d86..d91c1fd 100644
> > > --- a/drivers/net/hamradio/baycom_ser_hdx.c
> > > +++ b/drivers/net/hamradio/baycom_ser_hdx.c
> > > @@ -490,7 +490,7 @@ static int ser12_open(struct net_device *dev)
> > >   	outb(0, FCR(dev->base_addr));  /* disable FIFOs */
> > >   	outb(0x0d, MCR(dev->base_addr));
> > >   	outb(0, IER(dev->base_addr));
> > > -	if (request_irq(dev->irq, ser12_interrupt, IRQF_DISABLED |
> > > IRQF_SHARED,
> > > +	if (request_irq(dev->irq, ser12_interrupt, IRQF_TRIGGER_NONE |
> > > IRQF_SHARED,
> > >   			"baycom_ser12", dev)) {
> > >   		release_region(dev->base_addr, SER12_EXTENT);
> > >   		return -EBUSY;
> > > diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
> > > index bc1d521..4bc6ee8 100644
> > > --- a/drivers/net/hamradio/scc.c
> > > +++ b/drivers/net/hamradio/scc.c
> > > @@ -1734,7 +1734,7 @@ static int scc_net_ioctl(struct net_device *dev,
> > > struct ifreq *ifr, int cmd)
> > >   			if (!Ivec[hwcfg.irq].used && hwcfg.irq)
> > >   			{
> > >   				if (request_irq(hwcfg.irq, scc_isr,
> > > -						IRQF_DISABLED, "AX.25 SCC",
> > > +						0, "AX.25 SCC",
> > >   						(void *)(long) hwcfg.irq))
> > >   					printk(KERN_WARNING "z8530drv:
> > > warning, cannot get IRQ %d\n", hwcfg.irq);
> > >   				else
> > > diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
> > > index 0721e72..f947887 100644
> > > --- a/drivers/net/hamradio/yam.c
> > > +++ b/drivers/net/hamradio/yam.c
> > > @@ -888,7 +888,7 @@ static int yam_open(struct net_device *dev)
> > >   		goto out_release_base;
> > >   	}
> > >   	outb(0, IER(dev->base_addr));
> > > -	if (request_irq(dev->irq, yam_interrupt, IRQF_DISABLED | IRQF_SHARED,
> > > dev->name, dev)) {
> > > +	if (request_irq(dev->irq, yam_interrupt, IRQF_TRIGGER_NONE |
> > > IRQF_SHARED, dev->name, dev)) {
> > >   		printk(KERN_ERR "%s: irq %d busy\n", dev->name, dev->irq);
> > >   		ret = -EBUSY;
> > >   		goto out_release_base;
> > > -- 
> > > 1.7.9.5
> > > 
> > > --
> > > To unsubscribe from this list: send the line "unsubscribe kernel-janitors"
> > > in
> > > the body of a message to majordomo@...r.kernel.org
> > > More majordomo info at  http://vger.kernel.org/majordomo-info.html
> > > 
> Yes i was suggested for using IRQF_TRIGGER_NONE too so used this. Please tell
> me if this makes any difference or issue?

I think that the suggestion was to use IRQF_TRIGGER_NONE only when 
removing IRQF_DISABLED would leave nothing left.

- IRQF_DISABLED | e
+ e

otherwise,

- IRQF_DISABLED
+ 0

julia
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