* [PATCH v4 0/2] staging: iio: ad7780: correct driver read @ 2018-11-05 19:14 Renato Lui Geh 2018-11-05 19:14 ` [PATCH v4 1/2] staging: iio: ad7780: update voltage on read Renato Lui Geh 2018-11-05 19:16 ` [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value Renato Lui Geh 0 siblings, 2 replies; 9+ messages in thread From: Renato Lui Geh @ 2018-11-05 19:14 UTC (permalink / raw) To: lars, Michael.Hennerich, jic23, knaack.h, pmeerw, gregkh, giuliano.belinassi Cc: linux-iio, devel, linux-kernel, kernel-usp The purpose of this series is to correct an issue in the driver's raw read function and remove an unnecessary struct field. Changelog: *v2 - separated original patch into two patches (https://marc.info/?l=linux-iio&m=154047435605492) *v3 - reordered patches so that fixes go first - removed unnecessary initialization - removed unnecessary voltage field variable - dropped reading voltage on probe - returns -EINVAL error on null voltage *v4 - removed voltage reading from probe - fixed voltage error handling Renato Lui Geh (2): staging: iio: ad7780: update voltage on read staging: iio: ad7780: remove unnecessary stashed voltage value drivers/staging/iio/adc/ad7780.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) -- 2.19.1 ^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH v4 1/2] staging: iio: ad7780: update voltage on read 2018-11-05 19:14 [PATCH v4 0/2] staging: iio: ad7780: correct driver read Renato Lui Geh @ 2018-11-05 19:14 ` Renato Lui Geh 2018-11-06 9:24 ` Ardelean, Alexandru 2018-11-05 19:16 ` [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value Renato Lui Geh 1 sibling, 1 reply; 9+ messages in thread From: Renato Lui Geh @ 2018-11-05 19:14 UTC (permalink / raw) To: lars, Michael.Hennerich, jic23, knaack.h, pmeerw, gregkh, giuliano.belinassi Cc: linux-iio, devel, linux-kernel, kernel-usp The ad7780 driver previously did not read the correct device output, as it read an outdated value set at initialization. It now updates its voltage on read. Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> --- Changes in v3: - removed initialization (int voltage_uv = 0) - returns error when voltage_uv is null Changes in v4: - returns error when voltage_uv is negative drivers/staging/iio/adc/ad7780.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c index b67412db0318..c7cb05cedbbc 100644 --- a/drivers/staging/iio/adc/ad7780.c +++ b/drivers/staging/iio/adc/ad7780.c @@ -87,12 +87,16 @@ static int ad7780_read_raw(struct iio_dev *indio_dev, long m) { struct ad7780_state *st = iio_priv(indio_dev); + int voltage_uv; switch (m) { case IIO_CHAN_INFO_RAW: return ad_sigma_delta_single_conversion(indio_dev, chan, val); case IIO_CHAN_INFO_SCALE: - *val = st->int_vref_mv * st->gain; + voltage_uv = regulator_get_voltage(st->reg); + if (voltage_uv < 0) + return voltage_uv; + *val = (voltage_uv / 1000) * st->gain; *val2 = chan->scan_type.realbits - 1; return IIO_VAL_FRACTIONAL_LOG2; case IIO_CHAN_INFO_OFFSET: -- 2.19.1 ^ permalink raw reply related [flat|nested] 9+ messages in thread
* Re: [PATCH v4 1/2] staging: iio: ad7780: update voltage on read 2018-11-05 19:14 ` [PATCH v4 1/2] staging: iio: ad7780: update voltage on read Renato Lui Geh @ 2018-11-06 9:24 ` Ardelean, Alexandru 2018-11-11 14:30 ` Jonathan Cameron 0 siblings, 1 reply; 9+ messages in thread From: Ardelean, Alexandru @ 2018-11-06 9:24 UTC (permalink / raw) To: lars, knaack.h, jic23, Hennerich, Michael, renatogeh, giuliano.belinassi, pmeerw, gregkh Cc: linux-kernel, linux-iio, devel, kernel-usp On Mon, 2018-11-05 at 17:14 -0200, Renato Lui Geh wrote: > The ad7780 driver previously did not read the correct device output, as > it read an outdated value set at initialization. It now updates its > voltage on read. > Looks good from my side. Alex > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> > --- > Changes in v3: > - removed initialization (int voltage_uv = 0) > - returns error when voltage_uv is null > Changes in v4: > - returns error when voltage_uv is negative > > drivers/staging/iio/adc/ad7780.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/drivers/staging/iio/adc/ad7780.c > b/drivers/staging/iio/adc/ad7780.c > index b67412db0318..c7cb05cedbbc 100644 > --- a/drivers/staging/iio/adc/ad7780.c > +++ b/drivers/staging/iio/adc/ad7780.c > @@ -87,12 +87,16 @@ static int ad7780_read_raw(struct iio_dev *indio_dev, > long m) > { > struct ad7780_state *st = iio_priv(indio_dev); > + int voltage_uv; > > switch (m) { > case IIO_CHAN_INFO_RAW: > return ad_sigma_delta_single_conversion(indio_dev, chan, > val); > case IIO_CHAN_INFO_SCALE: > - *val = st->int_vref_mv * st->gain; > + voltage_uv = regulator_get_voltage(st->reg); > + if (voltage_uv < 0) > + return voltage_uv; > + *val = (voltage_uv / 1000) * st->gain; > *val2 = chan->scan_type.realbits - 1; > return IIO_VAL_FRACTIONAL_LOG2; > case IIO_CHAN_INFO_OFFSET: ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4 1/2] staging: iio: ad7780: update voltage on read 2018-11-06 9:24 ` Ardelean, Alexandru @ 2018-11-11 14:30 ` Jonathan Cameron 2018-11-12 7:57 ` Ardelean, Alexandru 0 siblings, 1 reply; 9+ messages in thread From: Jonathan Cameron @ 2018-11-11 14:30 UTC (permalink / raw) To: Ardelean, Alexandru Cc: lars, knaack.h, Hennerich, Michael, renatogeh, giuliano.belinassi, pmeerw, gregkh, linux-kernel, linux-iio, devel, kernel-usp On Tue, 6 Nov 2018 09:24:44 +0000 "Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote: > On Mon, 2018-11-05 at 17:14 -0200, Renato Lui Geh wrote: > > The ad7780 driver previously did not read the correct device output, as > > it read an outdated value set at initialization. It now updates its > > voltage on read. > > > Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to check it. I'm not that fussed about pushing this one as a fix, as most of the time these things are on fixed regulators anyway, but it is nice to do it right. > Looks good from my side. Ack? Much preferred if you are willing to give a formal acknowledgement. Thanks, Jonathan > > Alex > > > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> > > --- > > Changes in v3: > > - removed initialization (int voltage_uv = 0) > > - returns error when voltage_uv is null > > Changes in v4: > > - returns error when voltage_uv is negative > > > > drivers/staging/iio/adc/ad7780.c | 6 +++++- > > 1 file changed, 5 insertions(+), 1 deletion(-) > > > > diff --git a/drivers/staging/iio/adc/ad7780.c > > b/drivers/staging/iio/adc/ad7780.c > > index b67412db0318..c7cb05cedbbc 100644 > > --- a/drivers/staging/iio/adc/ad7780.c > > +++ b/drivers/staging/iio/adc/ad7780.c > > @@ -87,12 +87,16 @@ static int ad7780_read_raw(struct iio_dev *indio_dev, > > long m) > > { > > struct ad7780_state *st = iio_priv(indio_dev); > > + int voltage_uv; > > > > switch (m) { > > case IIO_CHAN_INFO_RAW: > > return ad_sigma_delta_single_conversion(indio_dev, chan, > > val); > > case IIO_CHAN_INFO_SCALE: > > - *val = st->int_vref_mv * st->gain; > > + voltage_uv = regulator_get_voltage(st->reg); > > + if (voltage_uv < 0) > > + return voltage_uv; > > + *val = (voltage_uv / 1000) * st->gain; > > *val2 = chan->scan_type.realbits - 1; > > return IIO_VAL_FRACTIONAL_LOG2; > > case IIO_CHAN_INFO_OFFSET: ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4 1/2] staging: iio: ad7780: update voltage on read 2018-11-11 14:30 ` Jonathan Cameron @ 2018-11-12 7:57 ` Ardelean, Alexandru 2018-11-16 18:27 ` Jonathan Cameron 0 siblings, 1 reply; 9+ messages in thread From: Ardelean, Alexandru @ 2018-11-12 7:57 UTC (permalink / raw) To: jic23 Cc: kernel-usp, lars, linux-kernel, knaack.h, Hennerich, Michael, linux-iio, devel, renatogeh, giuliano.belinassi, pmeerw, gregkh On Sun, 2018-11-11 at 14:30 +0000, Jonathan Cameron wrote: > On Tue, 6 Nov 2018 09:24:44 +0000 > "Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote: > > > On Mon, 2018-11-05 at 17:14 -0200, Renato Lui Geh wrote: > > > The ad7780 driver previously did not read the correct device output, > > > as > > > it read an outdated value set at initialization. It now updates its > > > voltage on read. > > > > > Applied to the togreg branch of iio.git and pushed out as testing for > the autobuilders to check it. I'm not that fussed about pushing this > one as a fix, as most of the time these things are on fixed regulators > anyway, but it is nice to do it right. > > > Looks good from my side. > > Ack? Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com> > > Much preferred if you are willing to give a formal acknowledgement. > > Thanks, > > Jonathan > > > > > > Alex > > > > > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> > > > --- > > > Changes in v3: > > > - removed initialization (int voltage_uv = 0) > > > - returns error when voltage_uv is null > > > Changes in v4: > > > - returns error when voltage_uv is negative > > > > > > drivers/staging/iio/adc/ad7780.c | 6 +++++- > > > 1 file changed, 5 insertions(+), 1 deletion(-) > > > > > > diff --git a/drivers/staging/iio/adc/ad7780.c > > > b/drivers/staging/iio/adc/ad7780.c > > > index b67412db0318..c7cb05cedbbc 100644 > > > --- a/drivers/staging/iio/adc/ad7780.c > > > +++ b/drivers/staging/iio/adc/ad7780.c > > > @@ -87,12 +87,16 @@ static int ad7780_read_raw(struct iio_dev > > > *indio_dev, > > > long m) > > > { > > > struct ad7780_state *st = iio_priv(indio_dev); > > > + int voltage_uv; > > > > > > switch (m) { > > > case IIO_CHAN_INFO_RAW: > > > return ad_sigma_delta_single_conversion(indio_dev, chan, > > > val); > > > case IIO_CHAN_INFO_SCALE: > > > - *val = st->int_vref_mv * st->gain; > > > + voltage_uv = regulator_get_voltage(st->reg); > > > + if (voltage_uv < 0) > > > + return voltage_uv; > > > + *val = (voltage_uv / 1000) * st->gain; > > > *val2 = chan->scan_type.realbits - 1; > > > return IIO_VAL_FRACTIONAL_LOG2; > > > case IIO_CHAN_INFO_OFFSET: > > ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4 1/2] staging: iio: ad7780: update voltage on read 2018-11-12 7:57 ` Ardelean, Alexandru @ 2018-11-16 18:27 ` Jonathan Cameron 0 siblings, 0 replies; 9+ messages in thread From: Jonathan Cameron @ 2018-11-16 18:27 UTC (permalink / raw) To: Ardelean, Alexandru Cc: kernel-usp, lars, linux-kernel, knaack.h, Hennerich, Michael, linux-iio, devel, renatogeh, giuliano.belinassi, pmeerw, gregkh On Mon, 12 Nov 2018 07:57:24 +0000 "Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote: > On Sun, 2018-11-11 at 14:30 +0000, Jonathan Cameron wrote: > > On Tue, 6 Nov 2018 09:24:44 +0000 > > "Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote: > > > > > On Mon, 2018-11-05 at 17:14 -0200, Renato Lui Geh wrote: > > > > The ad7780 driver previously did not read the correct device output, > > > > as > > > > it read an outdated value set at initialization. It now updates its > > > > voltage on read. > > > > > > > > Applied to the togreg branch of iio.git and pushed out as testing for > > the autobuilders to check it. I'm not that fussed about pushing this > > one as a fix, as most of the time these things are on fixed regulators > > anyway, but it is nice to do it right. > > > > > Looks good from my side. > > > > Ack? > > Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Added to both in this series. Thanks, Jonathan > > > > > Much preferred if you are willing to give a formal acknowledgement. > > > > Thanks, > > > > Jonathan > > > > > > > > > > Alex > > > > > > > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> > > > > --- > > > > Changes in v3: > > > > - removed initialization (int voltage_uv = 0) > > > > - returns error when voltage_uv is null > > > > Changes in v4: > > > > - returns error when voltage_uv is negative > > > > > > > > drivers/staging/iio/adc/ad7780.c | 6 +++++- > > > > 1 file changed, 5 insertions(+), 1 deletion(-) > > > > > > > > diff --git a/drivers/staging/iio/adc/ad7780.c > > > > b/drivers/staging/iio/adc/ad7780.c > > > > index b67412db0318..c7cb05cedbbc 100644 > > > > --- a/drivers/staging/iio/adc/ad7780.c > > > > +++ b/drivers/staging/iio/adc/ad7780.c > > > > @@ -87,12 +87,16 @@ static int ad7780_read_raw(struct iio_dev > > > > *indio_dev, > > > > long m) > > > > { > > > > struct ad7780_state *st = iio_priv(indio_dev); > > > > + int voltage_uv; > > > > > > > > switch (m) { > > > > case IIO_CHAN_INFO_RAW: > > > > return ad_sigma_delta_single_conversion(indio_dev, chan, > > > > val); > > > > case IIO_CHAN_INFO_SCALE: > > > > - *val = st->int_vref_mv * st->gain; > > > > + voltage_uv = regulator_get_voltage(st->reg); > > > > + if (voltage_uv < 0) > > > > + return voltage_uv; > > > > + *val = (voltage_uv / 1000) * st->gain; > > > > *val2 = chan->scan_type.realbits - 1; > > > > return IIO_VAL_FRACTIONAL_LOG2; > > > > case IIO_CHAN_INFO_OFFSET: > > > > ^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value 2018-11-05 19:14 [PATCH v4 0/2] staging: iio: ad7780: correct driver read Renato Lui Geh 2018-11-05 19:14 ` [PATCH v4 1/2] staging: iio: ad7780: update voltage on read Renato Lui Geh @ 2018-11-05 19:16 ` Renato Lui Geh 2018-11-06 9:25 ` Ardelean, Alexandru 1 sibling, 1 reply; 9+ messages in thread From: Renato Lui Geh @ 2018-11-05 19:16 UTC (permalink / raw) To: lars, Michael.Hennerich, jic23, knaack.h, pmeerw, gregkh, giuliano.belinassi Cc: linux-iio, devel, linux-kernel, kernel-usp This patch removes the unnecessary field int_vref_mv in ad7780_state referring to the device's voltage. Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> --- Changes in v3: - removed unnecessary int_vref_mv from ad7780_state Changes in v4: - removed voltage reading on probe drivers/staging/iio/adc/ad7780.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c index c7cb05cedbbc..52a914360574 100644 --- a/drivers/staging/iio/adc/ad7780.c +++ b/drivers/staging/iio/adc/ad7780.c @@ -42,7 +42,6 @@ struct ad7780_state { struct regulator *reg; struct gpio_desc *powerdown_gpio; unsigned int gain; - u16 int_vref_mv; struct ad_sigma_delta sd; }; @@ -165,7 +164,7 @@ static int ad7780_probe(struct spi_device *spi) { struct ad7780_state *st; struct iio_dev *indio_dev; - int ret, voltage_uv = 0; + int ret; indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (!indio_dev) @@ -185,16 +184,10 @@ static int ad7780_probe(struct spi_device *spi) dev_err(&spi->dev, "Failed to enable specified AVdd supply\n"); return ret; } - voltage_uv = regulator_get_voltage(st->reg); st->chip_info = &ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data]; - if (voltage_uv) - st->int_vref_mv = voltage_uv / 1000; - else - dev_warn(&spi->dev, "Reference voltage unspecified\n"); - spi_set_drvdata(spi, indio_dev); indio_dev->dev.parent = &spi->dev; -- 2.19.1 ^ permalink raw reply related [flat|nested] 9+ messages in thread
* Re: [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value 2018-11-05 19:16 ` [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value Renato Lui Geh @ 2018-11-06 9:25 ` Ardelean, Alexandru 2018-11-11 14:31 ` Jonathan Cameron 0 siblings, 1 reply; 9+ messages in thread From: Ardelean, Alexandru @ 2018-11-06 9:25 UTC (permalink / raw) To: lars, knaack.h, jic23, Hennerich, Michael, renatogeh, giuliano.belinassi, pmeerw, gregkh Cc: linux-kernel, linux-iio, devel, kernel-usp On Mon, 2018-11-05 at 17:16 -0200, Renato Lui Geh wrote: > This patch removes the unnecessary field int_vref_mv in ad7780_state > referring to the device's voltage. > Looks good from my side. Alex > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> > --- > Changes in v3: > - removed unnecessary int_vref_mv from ad7780_state > Changes in v4: > - removed voltage reading on probe > > drivers/staging/iio/adc/ad7780.c | 9 +-------- > 1 file changed, 1 insertion(+), 8 deletions(-) > > diff --git a/drivers/staging/iio/adc/ad7780.c > b/drivers/staging/iio/adc/ad7780.c > index c7cb05cedbbc..52a914360574 100644 > --- a/drivers/staging/iio/adc/ad7780.c > +++ b/drivers/staging/iio/adc/ad7780.c > @@ -42,7 +42,6 @@ struct ad7780_state { > struct regulator *reg; > struct gpio_desc *powerdown_gpio; > unsigned int gain; > - u16 int_vref_mv; > > struct ad_sigma_delta sd; > }; > @@ -165,7 +164,7 @@ static int ad7780_probe(struct spi_device *spi) > { > struct ad7780_state *st; > struct iio_dev *indio_dev; > - int ret, voltage_uv = 0; > + int ret; > > indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); > if (!indio_dev) > @@ -185,16 +184,10 @@ static int ad7780_probe(struct spi_device *spi) > dev_err(&spi->dev, "Failed to enable specified AVdd > supply\n"); > return ret; > } > - voltage_uv = regulator_get_voltage(st->reg); > > st->chip_info = > &ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data]; > > - if (voltage_uv) > - st->int_vref_mv = voltage_uv / 1000; > - else > - dev_warn(&spi->dev, "Reference voltage unspecified\n"); > - > spi_set_drvdata(spi, indio_dev); > > indio_dev->dev.parent = &spi->dev; ^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value 2018-11-06 9:25 ` Ardelean, Alexandru @ 2018-11-11 14:31 ` Jonathan Cameron 0 siblings, 0 replies; 9+ messages in thread From: Jonathan Cameron @ 2018-11-11 14:31 UTC (permalink / raw) To: Ardelean, Alexandru Cc: lars, knaack.h, Hennerich, Michael, renatogeh, giuliano.belinassi, pmeerw, gregkh, linux-kernel, linux-iio, devel, kernel-usp On Tue, 6 Nov 2018 09:25:27 +0000 "Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote: > On Mon, 2018-11-05 at 17:16 -0200, Renato Lui Geh wrote: > > This patch removes the unnecessary field int_vref_mv in ad7780_state > > referring to the device's voltage. > > > > Looks good from my side. Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to play with it. Thanks, Jonathan > > Alex > > > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com> > > --- > > Changes in v3: > > - removed unnecessary int_vref_mv from ad7780_state > > Changes in v4: > > - removed voltage reading on probe > > > > drivers/staging/iio/adc/ad7780.c | 9 +-------- > > 1 file changed, 1 insertion(+), 8 deletions(-) > > > > diff --git a/drivers/staging/iio/adc/ad7780.c > > b/drivers/staging/iio/adc/ad7780.c > > index c7cb05cedbbc..52a914360574 100644 > > --- a/drivers/staging/iio/adc/ad7780.c > > +++ b/drivers/staging/iio/adc/ad7780.c > > @@ -42,7 +42,6 @@ struct ad7780_state { > > struct regulator *reg; > > struct gpio_desc *powerdown_gpio; > > unsigned int gain; > > - u16 int_vref_mv; > > > > struct ad_sigma_delta sd; > > }; > > @@ -165,7 +164,7 @@ static int ad7780_probe(struct spi_device *spi) > > { > > struct ad7780_state *st; > > struct iio_dev *indio_dev; > > - int ret, voltage_uv = 0; > > + int ret; > > > > indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); > > if (!indio_dev) > > @@ -185,16 +184,10 @@ static int ad7780_probe(struct spi_device *spi) > > dev_err(&spi->dev, "Failed to enable specified AVdd > > supply\n"); > > return ret; > > } > > - voltage_uv = regulator_get_voltage(st->reg); > > > > st->chip_info = > > &ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data]; > > > > - if (voltage_uv) > > - st->int_vref_mv = voltage_uv / 1000; > > - else > > - dev_warn(&spi->dev, "Reference voltage unspecified\n"); > > - > > spi_set_drvdata(spi, indio_dev); > > > > indio_dev->dev.parent = &spi->dev; ^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2018-11-16 18:27 UTC | newest] Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2018-11-05 19:14 [PATCH v4 0/2] staging: iio: ad7780: correct driver read Renato Lui Geh 2018-11-05 19:14 ` [PATCH v4 1/2] staging: iio: ad7780: update voltage on read Renato Lui Geh 2018-11-06 9:24 ` Ardelean, Alexandru 2018-11-11 14:30 ` Jonathan Cameron 2018-11-12 7:57 ` Ardelean, Alexandru 2018-11-16 18:27 ` Jonathan Cameron 2018-11-05 19:16 ` [PATCH v4 2/2] staging: iio: ad7780: remove unnecessary stashed voltage value Renato Lui Geh 2018-11-06 9:25 ` Ardelean, Alexandru 2018-11-11 14:31 ` Jonathan Cameron
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