linux-kernel - Re: [PATCH v3] iio: imu: lsm6dsx: Fix mount matrix retrieval

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Date:   Mon, 17 Jul 2023 23:17:10 +0200
From:   Alejandro Tafalla <atafalla@...on.com>
To:     Jonathan Cameron <jic23@...nel.org>
Cc:     Lorenzo Bianconi <lorenzo@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] iio: imu: lsm6dsx: Fix mount matrix retrieval

On sábado, 15 de julio de 2023 19:35:15 (CEST) Jonathan Cameron wrote:
> On Fri, 14 Jul 2023 17:31:26 +0200
> 
> Alejandro Tafalla <atafalla@...on.com> wrote:
> > The function lsm6dsx_get_acpi_mount_matrix should return an error when
> > ACPI
> > support is not enabled to allow executing iio_read_mount_matrix in the
> > probe function.
> > 
> > Fixes: dc3d25f22b88 ("iio: imu: lsm6dsx: Add ACPI mount matrix retrieval")
> 
> I can fix it up whilst applying if no other issues, but there must not be
> a blank line here.  All tags need to be in a single block for some tooling
> that is used with the kernel tree (and some of the checking scripts warn
> about this so it won't get applied with the blank line here).

Okay, i'll keep it in mind for new patches. Thank you.
> 
> > Signed-off-by: Alejandro Tafalla <atafalla@...on.com>
> > ---
> > Changes in v3:
> > - Removed unneeded check for err == -EOPNOTSUPP.
> > 
> > Changes in v2:
> > - Use of error codes instead of true/false
> > 
> >  drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
> > b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c index
> > 6a18b363cf73..b6e6b1df8a61 100644
> > --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
> > +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
> > @@ -2687,7 +2687,7 @@ static int lsm6dsx_get_acpi_mount_matrix(struct
> > device *dev,> 
> >  static int lsm6dsx_get_acpi_mount_matrix(struct device *dev,
> >  
> >  					  struct 
iio_mount_matrix *orientation)
> >  
> >  {
> > 
> > -	return false;
> > +	return -EOPNOTSUPP;
> > 
> >  }
> >  
> >  #endif