Re: [PATCH v3] staging:iio:meter: Add name to function definition arguments

From: Jonathan Cameron
Date: Sat Mar 03 2018 - 10:06:17 EST


On Fri, 2 Mar 2018 20:38:47 -0300
Rodrigo Siqueira <rodrigosiqueiramelo@xxxxxxxxx> wrote:

> On 02/24, Jonathan Cameron wrote:
> > On Wed, 21 Feb 2018 16:54:35 -0300
> > Rodrigo Siqueira <rodrigosiqueiramelo@xxxxxxxxx> wrote:
> >
> > > This patch fixes the checkpatch.pl warning:
> > >
> > > drivers/staging/iio/meter/ade7854.h:157: WARNING: function definition
> > > argument 'struct device *' should also have an identifier name...
> > >
> > > This commit adds arguments names to the signature declared in the
> > > ade7854_state struct. For consistency reason, It also renames all
> > > arguments in function definitions.
> > >
> > > Signed-off-by: Rodrigo Siqueira <rodrigosiqueiramelo@xxxxxxxxx>
> >
> > I would have slightly preferred this as two patches - one doing the
> > renames and one introducing them where they were missing.
> >
> > Applied to the togreg branch of iio.git and pushed out as testing
> > for the autobuilders to play with it.
>
> Hi Jonathan,
>
> I looked at 'togreg' and 'testing' branch, and I did not find the patch.
> Is it in another branch?
Sorry, my fault - forgot to push out. Should be there now.

Jonathan
>
> Thanks.
>
>
> > Thanks,
> >
> > Jonathan
> >
> > > ---
> > > Changes in v2:
> > > - Make the commit message clearer.
> > > - Use the same arguments name across signatures and definitions.
> > > Changes in v3:
> > > - Fix name in the email header.
> > >
> > > drivers/staging/iio/meter/ade7754.c | 6 +++---
> > > drivers/staging/iio/meter/ade7854-i2c.c | 28 ++++++++++++++--------------
> > > drivers/staging/iio/meter/ade7854-spi.c | 28 ++++++++++++++--------------
> > > drivers/staging/iio/meter/ade7854.h | 28 ++++++++++++++--------------
> > > 4 files changed, 45 insertions(+), 45 deletions(-)
> > >
> > > diff --git a/drivers/staging/iio/meter/ade7754.c b/drivers/staging/iio/meter/ade7754.c
> > > index 3a1e342d75fb..9aa067736715 100644
> > > --- a/drivers/staging/iio/meter/ade7754.c
> > > +++ b/drivers/staging/iio/meter/ade7754.c
> > > @@ -132,7 +132,7 @@ static int ade7754_spi_write_reg_8(struct device *dev, u8 reg_address, u8 val)
> > > }
> > >
> > > static int ade7754_spi_write_reg_16(struct device *dev,
> > > - u8 reg_address, u16 value)
> > > + u8 reg_address, u16 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -140,8 +140,8 @@ static int ade7754_spi_write_reg_16(struct device *dev,
> > >
> > > mutex_lock(&st->buf_lock);
> > > st->tx[0] = ADE7754_WRITE_REG(reg_address);
> > > - st->tx[1] = (value >> 8) & 0xFF;
> > > - st->tx[2] = value & 0xFF;
> > > + st->tx[1] = (val >> 8) & 0xFF;
> > > + st->tx[2] = val & 0xFF;
> > > ret = spi_write(st->us, st->tx, 3);
> > > mutex_unlock(&st->buf_lock);
> > >
> > > diff --git a/drivers/staging/iio/meter/ade7854-i2c.c b/drivers/staging/iio/meter/ade7854-i2c.c
> > > index 8106f8cceeab..317e4f0d8176 100644
> > > --- a/drivers/staging/iio/meter/ade7854-i2c.c
> > > +++ b/drivers/staging/iio/meter/ade7854-i2c.c
> > > @@ -17,7 +17,7 @@
> > >
> > > static int ade7854_i2c_write_reg_8(struct device *dev,
> > > u16 reg_address,
> > > - u8 value)
> > > + u8 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -26,7 +26,7 @@ static int ade7854_i2c_write_reg_8(struct device *dev,
> > > mutex_lock(&st->buf_lock);
> > > st->tx[0] = (reg_address >> 8) & 0xFF;
> > > st->tx[1] = reg_address & 0xFF;
> > > - st->tx[2] = value;
> > > + st->tx[2] = val;
> > >
> > > ret = i2c_master_send(st->i2c, st->tx, 3);
> > > mutex_unlock(&st->buf_lock);
> > > @@ -36,7 +36,7 @@ static int ade7854_i2c_write_reg_8(struct device *dev,
> > >
> > > static int ade7854_i2c_write_reg_16(struct device *dev,
> > > u16 reg_address,
> > > - u16 value)
> > > + u16 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -45,8 +45,8 @@ static int ade7854_i2c_write_reg_16(struct device *dev,
> > > mutex_lock(&st->buf_lock);
> > > st->tx[0] = (reg_address >> 8) & 0xFF;
> > > st->tx[1] = reg_address & 0xFF;
> > > - st->tx[2] = (value >> 8) & 0xFF;
> > > - st->tx[3] = value & 0xFF;
> > > + st->tx[2] = (val >> 8) & 0xFF;
> > > + st->tx[3] = val & 0xFF;
> > >
> > > ret = i2c_master_send(st->i2c, st->tx, 4);
> > > mutex_unlock(&st->buf_lock);
> > > @@ -56,7 +56,7 @@ static int ade7854_i2c_write_reg_16(struct device *dev,
> > >
> > > static int ade7854_i2c_write_reg_24(struct device *dev,
> > > u16 reg_address,
> > > - u32 value)
> > > + u32 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -65,9 +65,9 @@ static int ade7854_i2c_write_reg_24(struct device *dev,
> > > mutex_lock(&st->buf_lock);
> > > st->tx[0] = (reg_address >> 8) & 0xFF;
> > > st->tx[1] = reg_address & 0xFF;
> > > - st->tx[2] = (value >> 16) & 0xFF;
> > > - st->tx[3] = (value >> 8) & 0xFF;
> > > - st->tx[4] = value & 0xFF;
> > > + st->tx[2] = (val >> 16) & 0xFF;
> > > + st->tx[3] = (val >> 8) & 0xFF;
> > > + st->tx[4] = val & 0xFF;
> > >
> > > ret = i2c_master_send(st->i2c, st->tx, 5);
> > > mutex_unlock(&st->buf_lock);
> > > @@ -77,7 +77,7 @@ static int ade7854_i2c_write_reg_24(struct device *dev,
> > >
> > > static int ade7854_i2c_write_reg_32(struct device *dev,
> > > u16 reg_address,
> > > - u32 value)
> > > + u32 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -86,10 +86,10 @@ static int ade7854_i2c_write_reg_32(struct device *dev,
> > > mutex_lock(&st->buf_lock);
> > > st->tx[0] = (reg_address >> 8) & 0xFF;
> > > st->tx[1] = reg_address & 0xFF;
> > > - st->tx[2] = (value >> 24) & 0xFF;
> > > - st->tx[3] = (value >> 16) & 0xFF;
> > > - st->tx[4] = (value >> 8) & 0xFF;
> > > - st->tx[5] = value & 0xFF;
> > > + st->tx[2] = (val >> 24) & 0xFF;
> > > + st->tx[3] = (val >> 16) & 0xFF;
> > > + st->tx[4] = (val >> 8) & 0xFF;
> > > + st->tx[5] = val & 0xFF;
> > >
> > > ret = i2c_master_send(st->i2c, st->tx, 6);
> > > mutex_unlock(&st->buf_lock);
> > > diff --git a/drivers/staging/iio/meter/ade7854-spi.c b/drivers/staging/iio/meter/ade7854-spi.c
> > > index 63e200ffd1f2..72eddfec21f7 100644
> > > --- a/drivers/staging/iio/meter/ade7854-spi.c
> > > +++ b/drivers/staging/iio/meter/ade7854-spi.c
> > > @@ -17,7 +17,7 @@
> > >
> > > static int ade7854_spi_write_reg_8(struct device *dev,
> > > u16 reg_address,
> > > - u8 value)
> > > + u8 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -32,7 +32,7 @@ static int ade7854_spi_write_reg_8(struct device *dev,
> > > st->tx[0] = ADE7854_WRITE_REG;
> > > st->tx[1] = (reg_address >> 8) & 0xFF;
> > > st->tx[2] = reg_address & 0xFF;
> > > - st->tx[3] = value & 0xFF;
> > > + st->tx[3] = val & 0xFF;
> > >
> > > ret = spi_sync_transfer(st->spi, &xfer, 1);
> > > mutex_unlock(&st->buf_lock);
> > > @@ -42,7 +42,7 @@ static int ade7854_spi_write_reg_8(struct device *dev,
> > >
> > > static int ade7854_spi_write_reg_16(struct device *dev,
> > > u16 reg_address,
> > > - u16 value)
> > > + u16 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -57,8 +57,8 @@ static int ade7854_spi_write_reg_16(struct device *dev,
> > > st->tx[0] = ADE7854_WRITE_REG;
> > > st->tx[1] = (reg_address >> 8) & 0xFF;
> > > st->tx[2] = reg_address & 0xFF;
> > > - st->tx[3] = (value >> 8) & 0xFF;
> > > - st->tx[4] = value & 0xFF;
> > > + st->tx[3] = (val >> 8) & 0xFF;
> > > + st->tx[4] = val & 0xFF;
> > >
> > > ret = spi_sync_transfer(st->spi, &xfer, 1);
> > > mutex_unlock(&st->buf_lock);
> > > @@ -68,7 +68,7 @@ static int ade7854_spi_write_reg_16(struct device *dev,
> > >
> > > static int ade7854_spi_write_reg_24(struct device *dev,
> > > u16 reg_address,
> > > - u32 value)
> > > + u32 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -83,9 +83,9 @@ static int ade7854_spi_write_reg_24(struct device *dev,
> > > st->tx[0] = ADE7854_WRITE_REG;
> > > st->tx[1] = (reg_address >> 8) & 0xFF;
> > > st->tx[2] = reg_address & 0xFF;
> > > - st->tx[3] = (value >> 16) & 0xFF;
> > > - st->tx[4] = (value >> 8) & 0xFF;
> > > - st->tx[5] = value & 0xFF;
> > > + st->tx[3] = (val >> 16) & 0xFF;
> > > + st->tx[4] = (val >> 8) & 0xFF;
> > > + st->tx[5] = val & 0xFF;
> > >
> > > ret = spi_sync_transfer(st->spi, &xfer, 1);
> > > mutex_unlock(&st->buf_lock);
> > > @@ -95,7 +95,7 @@ static int ade7854_spi_write_reg_24(struct device *dev,
> > >
> > > static int ade7854_spi_write_reg_32(struct device *dev,
> > > u16 reg_address,
> > > - u32 value)
> > > + u32 val)
> > > {
> > > int ret;
> > > struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> > > @@ -110,10 +110,10 @@ static int ade7854_spi_write_reg_32(struct device *dev,
> > > st->tx[0] = ADE7854_WRITE_REG;
> > > st->tx[1] = (reg_address >> 8) & 0xFF;
> > > st->tx[2] = reg_address & 0xFF;
> > > - st->tx[3] = (value >> 24) & 0xFF;
> > > - st->tx[4] = (value >> 16) & 0xFF;
> > > - st->tx[5] = (value >> 8) & 0xFF;
> > > - st->tx[6] = value & 0xFF;
> > > + st->tx[3] = (val >> 24) & 0xFF;
> > > + st->tx[4] = (val >> 16) & 0xFF;
> > > + st->tx[5] = (val >> 8) & 0xFF;
> > > + st->tx[6] = val & 0xFF;
> > >
> > > ret = spi_sync_transfer(st->spi, &xfer, 1);
> > > mutex_unlock(&st->buf_lock);
> > > diff --git a/drivers/staging/iio/meter/ade7854.h b/drivers/staging/iio/meter/ade7854.h
> > > index c27247a7891a..a82d38224cbd 100644
> > > --- a/drivers/staging/iio/meter/ade7854.h
> > > +++ b/drivers/staging/iio/meter/ade7854.h
> > > @@ -152,20 +152,20 @@
> > > * @rx: receive buffer
> > > **/
> > > struct ade7854_state {
> > > - struct spi_device *spi;
> > > - struct i2c_client *i2c;
> > > - int (*read_reg_8)(struct device *, u16, u8 *);
> > > - int (*read_reg_16)(struct device *, u16, u16 *);
> > > - int (*read_reg_24)(struct device *, u16, u32 *);
> > > - int (*read_reg_32)(struct device *, u16, u32 *);
> > > - int (*write_reg_8)(struct device *, u16, u8);
> > > - int (*write_reg_16)(struct device *, u16, u16);
> > > - int (*write_reg_24)(struct device *, u16, u32);
> > > - int (*write_reg_32)(struct device *, u16, u32);
> > > - int irq;
> > > - struct mutex buf_lock;
> > > - u8 tx[ADE7854_MAX_TX] ____cacheline_aligned;
> > > - u8 rx[ADE7854_MAX_RX];
> > > + struct spi_device *spi;
> > > + struct i2c_client *i2c;
> > > + int (*read_reg_8)(struct device *dev, u16 reg_address, u8 *val);
> > > + int (*read_reg_16)(struct device *dev, u16 reg_address, u16 *val);
> > > + int (*read_reg_24)(struct device *dev, u16 reg_address, u32 *val);
> > > + int (*read_reg_32)(struct device *dev, u16 reg_address, u32 *val);
> > > + int (*write_reg_8)(struct device *dev, u16 reg_address, u8 val);
> > > + int (*write_reg_16)(struct device *dev, u16 reg_address, u16 val);
> > > + int (*write_reg_24)(struct device *dev, u16 reg_address, u32 val);
> > > + int (*write_reg_32)(struct device *dev, u16 reg_address, u32 val);
> > > + int irq;
> > > + struct mutex buf_lock;
> > > + u8 tx[ADE7854_MAX_TX] ____cacheline_aligned;
> > > + u8 rx[ADE7854_MAX_RX];
> > >
> > > };
> > >
> >