Re: [PATCH v1 1/1] iio: proximity: mb1232: Switch to use fwnode_irq_get()

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On Tue, 19 Apr 2022 12:24:26 +0200
Andreas Klinger <ak@xxxxxxxxxxxxx> wrote:

> Jonathan Cameron <jic23@xxxxxxxxxx> schrieb am Sa, 16. Apr 12:07:
> > On Wed, 13 Apr 2022 21:31:23 +0300
> > Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> >   
> > > We have OF-centric variant of fwnode_irq_get() in the driver.
> > > Replace it with a call to an agnostic implementation.
> > > 
> > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>  
> > 
> > Whilst I 'think' this ends up being functionally identical
> > I'd like to leave it a little longer to see if Andreas has
> > time to take a look and verify this change is fine.
> > 
> > There seem to be subtle differences in the irq setup as the
> > new code does a sanity check on the domain being available
> > and defers if not which I don't think happens with the
> > existing code.  
> 
> Anyway interrupts are optional and the driver will work without i don't see any
> issue here.
> 
> Acked-by: Andreas Klinger <ak@xxxxxxxxxxxxx>

Applied to the togreg branch of iio.git and pushed out as testing to
see if 0-day can find anything we missed.

Thanks,

Jonathan

> 
> > 
> > Thanks,
> > 
> > Jonathan
> > 
> >   
> > > ---
> > >  drivers/iio/proximity/mb1232.c | 8 +++++---
> > >  1 file changed, 5 insertions(+), 3 deletions(-)
> > > 
> > > diff --git a/drivers/iio/proximity/mb1232.c b/drivers/iio/proximity/mb1232.c
> > > index ad4b1fb2607a..0bca5f74de68 100644
> > > --- a/drivers/iio/proximity/mb1232.c
> > > +++ b/drivers/iio/proximity/mb1232.c
> > > @@ -10,12 +10,14 @@
> > >   * https://www.maxbotix.com/documents/I2CXL-MaxSonar-EZ_Datasheet.pdf
> > >   */
> > >  
> > > +#include <linux/bitops.h>
> > >  #include <linux/err.h>
> > >  #include <linux/i2c.h>
> > > -#include <linux/of_irq.h>
> > >  #include <linux/delay.h>
> > > +#include <linux/mod_devicetable.h>
> > >  #include <linux/module.h>
> > > -#include <linux/bitops.h>
> > > +#include <linux/property.h>
> > > +
> > >  #include <linux/iio/iio.h>
> > >  #include <linux/iio/sysfs.h>
> > >  #include <linux/iio/buffer.h>
> > > @@ -209,7 +211,7 @@ static int mb1232_probe(struct i2c_client *client,
> > >  
> > >  	init_completion(&data->ranging);
> > >  
> > > -	data->irqnr = irq_of_parse_and_map(dev->of_node, 0);
> > > +	data->irqnr = fwnode_irq_get(dev_fwnode(&client->dev), 0);
> > >  	if (data->irqnr <= 0) {
> > >  		/* usage of interrupt is optional */
> > >  		data->irqnr = -1;  
> >   
> 




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