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SubjectRe: [PATCH] iio: imu: adis: use new `delay` structure for SPI transfer delays
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On Sat, 2019-12-07 at 11:05 +0000, Jonathan Cameron wrote:
> On Wed, 4 Dec 2019 10:09:04 +0200
> Alexandru Ardelean <alexandru.ardelean@analog.com> wrote:
>
> > In a recent change to the SPI subsystem [1], a new `delay` struct was
> > added
> > to replace the `delay_usecs`. This change replaces the current
> > `delay_secs`
> > with `delay` for this driver.
> >
> > The `spi_transfer_delay_exec()` function [in the SPI framework] makes
> > sure
> > that both `delay_usecs` & `delay` are used (in this order to preserve
> > backwards compatibility).
> >
> > [1] commit bebcfd272df6485 ("spi: introduce `delay` field for
> > `spi_transfer` + spi_transfer_delay_exec()")
> >
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
> I don't yet have that patch in my upstream so this will have to wait
> until
> it gets there. Give me a poke if I seem to have forgotten about it.

Ack.
Will send a V2 with a typo fix in the commit-desc in the meantime.

>
> Thanks,
>
> Jonathan
>
>
> > ---
> > drivers/iio/imu/adis.c | 27 ++++++++++++++++++---------
> > 1 file changed, 18 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/iio/imu/adis.c b/drivers/iio/imu/adis.c
> > index 2cd2cc2316c6..95af67470668 100644
> > --- a/drivers/iio/imu/adis.c
> > +++ b/drivers/iio/imu/adis.c
> > @@ -38,7 +38,8 @@ int adis_write_reg(struct adis *adis, unsigned int
> > reg,
> > .bits_per_word = 8,
> > .len = 2,
> > .cs_change = 1,
> > - .delay_usecs = adis->data->write_delay,
> > + .delay.value = adis->data->write_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > .cs_change_delay.value = adis->data-
> > >cs_change_delay,
> > .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > @@ -46,7 +47,8 @@ int adis_write_reg(struct adis *adis, unsigned int
> > reg,
> > .bits_per_word = 8,
> > .len = 2,
> > .cs_change = 1,
> > - .delay_usecs = adis->data->write_delay,
> > + .delay.value = adis->data->write_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > .cs_change_delay.value = adis->data-
> > >cs_change_delay,
> > .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > @@ -54,19 +56,22 @@ int adis_write_reg(struct adis *adis, unsigned int
> > reg,
> > .bits_per_word = 8,
> > .len = 2,
> > .cs_change = 1,
> > - .delay_usecs = adis->data->write_delay,
> > + .delay.value = adis->data->write_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > .cs_change_delay.value = adis->data-
> > >cs_change_delay,
> > .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > .tx_buf = adis->tx + 6,
> > .bits_per_word = 8,
> > .len = 2,
> > - .delay_usecs = adis->data->write_delay,
> > + .delay.value = adis->data->write_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > .tx_buf = adis->tx + 8,
> > .bits_per_word = 8,
> > .len = 2,
> > - .delay_usecs = adis->data->write_delay,
> > + .delay.value = adis->data->write_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > },
> > };
> >
> > @@ -138,7 +143,8 @@ int adis_read_reg(struct adis *adis, unsigned int
> > reg,
> > .bits_per_word = 8,
> > .len = 2,
> > .cs_change = 1,
> > - .delay_usecs = adis->data->write_delay,
> > + .delay.value = adis->data->write_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > .cs_change_delay.value = adis->data-
> > >cs_change_delay,
> > .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > @@ -146,7 +152,8 @@ int adis_read_reg(struct adis *adis, unsigned int
> > reg,
> > .bits_per_word = 8,
> > .len = 2,
> > .cs_change = 1,
> > - .delay_usecs = adis->data->read_delay,
> > + .delay.value = adis->data->read_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > .cs_change_delay.value = adis->data-
> > >cs_change_delay,
> > .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > @@ -155,14 +162,16 @@ int adis_read_reg(struct adis *adis, unsigned int
> > reg,
> > .bits_per_word = 8,
> > .len = 2,
> > .cs_change = 1,
> > - .delay_usecs = adis->data->read_delay,
> > + .delay.value = adis->data->read_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > .cs_change_delay.value = adis->data-
> > >cs_change_delay,
> > .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
> > }, {
> > .rx_buf = adis->rx + 2,
> > .bits_per_word = 8,
> > .len = 2,
> > - .delay_usecs = adis->data->read_delay,
> > + .delay.value = adis->data->read_delay,
> > + .delay.unit = SPI_DELAY_UNIT_USECS,
> > },
> > };
> >
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