Hi Jonathan,
Add one line " Tested-by: Kunyang Fan <kunyng_fan@xxxxxxxxxxxx>" in the previous commit.
Thanks,
Kunyang
-----Original Message-----
From: Jonathan Cameron <jic23@xxxxxxxxxx>
Sent: Thursday, December 16, 2021 7:56 PM
To: "Kunyang =?UTF-8?B?RmFu?=(=?UTF-8?B?6IyD5Z2k5o+a?=)\" <Kunyang_Fan@xxxxxxxx>"@TP-DDEI-01.corpnet.asus
Cc: linux-iio@xxxxxxxxxxxxxxx; Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>; Kunyang Fan <Kunyang_Fan@xxxxxxxxxxxx>; Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
Subject: Re: [PATCH v2] iio: adc: ti-adc081c: Partial revert of removal of ACPI IDs
On Sun, 12 Dec 2021 16:22:21 +0000
Jonathan Cameron <jic23@xxxxxxxxxxxxxxxxxxxxx> wrote:
> On Wed, 8 Dec 2021 07:36:16 +0000
> Kunyang Fan(范坤揚) <Kunyang_Fan@xxxxxxxx> wrote:
>
> > Hi Jonathan,
> >
> > This patch is looked good to me, and I used our product UP-extremei11 to verify ADC ADC081C function.
>
> Hi Kunayang,
>
> If you could give a formal Tested-by tag that would be great.
Above is close enough I think that I'll add one.
As I don't have any other fixes queued up and we are near the end of the cycle I may well add this to a pull request targetting the merge window.
For now, applied to the fixes-togreg branch of iio.git and marked for stable.
Thanks,
Jonathan
>
> I'm running a bit slow this this weekend so will try to pick up
> outstanding patches mid week.
>
> Thanks,
>
> Jonathan
>
> >
> > Thanks,
> >
> > Kunyang
> >
> > -----Original Message-----
> > From: Jonathan Cameron <jic23@xxxxxxxxxx>
> > Sent: Monday, December 6, 2021 1:27 AM
> > To: linux-iio@xxxxxxxxxxxxxxx
> > Cc: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>; Kunyang Fan
> > <Kunyang_Fan@xxxxxxxxxxxx>; Andy Shevchenko
> > <andy.shevchenko@xxxxxxxxx>
> > Subject: [PATCH v2] iio: adc: ti-adc081c: Partial revert of removal
> > of ACPI IDs
> >
> > From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> >
> > Unfortuanately a non standards compliant ACPI ID is known to be in the wild on some AAEON boards.
> >
> > Partly revert the removal of these IDs so that ADC081C will again work + add a comment to that affect for future reference.
> >
> > Whilst here use generic firmware properties rather than the ACPI specific handling previously found in this driver.
> >
> > Reported-by: Kunyang Fan <Kunyang_Fan@xxxxxxxxxxxx>
> > Fixes: c458b7ca3fd0 ("iio:adc:ti-adc081c: Drop ACPI ids that seem
> > very unlikely to be official.")
> > Tested-by: Kunyang Fan <Kunyang_Fan@xxxxxxxxxxxx>
> > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> > Cc: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
> > ---
> >
> > Looking ideally for a tested-by for this from Kunyang Fan.
> >
> > v2: Use generic firmware properties as Andy Shevchenko rightly suggested.
> > I took it a bit further than strictly necessary as I don't like putting enums in the driver_data only to use them to index a table when we could just use the pointers directly.
> >
> > Note this driver does have device tree binding documentation but
> > that's a job for another day. Or maybe later today if I get really
> > bored this evening :)
> >
> > drivers/iio/adc/ti-adc081c.c | 22 +++++++++++++++++-----
> > 1 file changed, 17 insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/iio/adc/ti-adc081c.c
> > b/drivers/iio/adc/ti-adc081c.c index 16fc608db36a..bd48b073e720
> > 100644
> > --- a/drivers/iio/adc/ti-adc081c.c
> > +++ b/drivers/iio/adc/ti-adc081c.c
> > @@ -19,6 +19,7 @@
> > #include <linux/i2c.h>
> > #include <linux/module.h>
> > #include <linux/mod_devicetable.h>
> > +#include <linux/property.h>
> >
> > #include <linux/iio/iio.h>
> > #include <linux/iio/buffer.h>
> > @@ -156,13 +157,16 @@ static int adc081c_probe(struct i2c_client *client, {
> > struct iio_dev *iio;
> > struct adc081c *adc;
> > - struct adcxx1c_model *model;
> > + const struct adcxx1c_model *model;
> > int err;
> >
> > if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA))
> > return -EOPNOTSUPP;
> >
> > - model = &adcxx1c_models[id->driver_data];
> > + if (dev_fwnode(&client->dev))
> > + model = device_get_match_data(&client->dev);
> > + else
> > + model = &adcxx1c_models[id->driver_data];
> >
> > iio = devm_iio_device_alloc(&client->dev, sizeof(*adc));
> > if (!iio)
> > @@ -210,10 +214,17 @@ static const struct i2c_device_id adc081c_id[]
> > = { }; MODULE_DEVICE_TABLE(i2c, adc081c_id);
> >
> > +static const struct acpi_device_id adc081c_acpi_match[] = {
> > + /* Used on some AAEON boards */
> > + { "ADC081C", (kernel_ulong_t)&adcxx1c_models[ADC081C] },
> > + { }
> > +};
> > +MODULE_DEVICE_TABLE(acpi, adc081c_acpi_match);
> > +
> > static const struct of_device_id adc081c_of_match[] = {
> > - { .compatible = "ti,adc081c" },
> > - { .compatible = "ti,adc101c" },
> > - { .compatible = "ti,adc121c" },
> > + { .compatible = "ti,adc081c", .data = &adcxx1c_models[ADC081C] },
> > + { .compatible = "ti,adc101c", .data = &adcxx1c_models[ADC101C] },
> > + { .compatible = "ti,adc121c", .data =
> > + &adcxx1c_models[ADC121C] },
> > { }
> > };
> > MODULE_DEVICE_TABLE(of, adc081c_of_match); @@ -222,6 +233,7 @@ static struct i2c_driver adc081c_driver = {
> > .driver = {
> > .name = "adc081c",
> > .of_match_table = adc081c_of_match,
> > + .acpi_match_table = adc081c_acpi_match,
> > },
> > .probe = adc081c_probe,
> > .id_table = adc081c_id,
> > --
> > 2.34.1
> >
> > <p></p>
> >
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