Re: [PATCH] iio: humidity: Support acpi probe for hts211

From: Jonathan Cameron
Date: Sun Nov 27 2016 - 06:27:06 EST


On 24/11/16 09:07, Shrirang Bagul wrote:
> Support driver probe by reading unique HID on systems based on ACPI instead
> of DT compatible strings.
>
> Signed-off-by: Shrirang Bagul <shrirang.bagul@xxxxxxxxxxxxx>
Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders
to play with it.

Thanks,

Jonathan
> ---
> drivers/iio/humidity/hts221_i2c.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/drivers/iio/humidity/hts221_i2c.c b/drivers/iio/humidity/hts221_i2c.c
> index 367ecd5..8333c02 100644
> --- a/drivers/iio/humidity/hts221_i2c.c
> +++ b/drivers/iio/humidity/hts221_i2c.c
> @@ -10,6 +10,7 @@
>
> #include <linux/kernel.h>
> #include <linux/module.h>
> +#include <linux/acpi.h>
> #include <linux/i2c.h>
> #include <linux/slab.h>
> #include "hts221.h"
> @@ -83,6 +84,12 @@ static int hts221_i2c_probe(struct i2c_client *client,
> return hts221_probe(iio_dev);
> }
>
> +static const struct acpi_device_id hts221_acpi_match[] = {
> + {"SMO9100", 0},
> + { },
> +};
> +MODULE_DEVICE_TABLE(acpi, hts221_acpi_match);
> +
> static const struct of_device_id hts221_i2c_of_match[] = {
> { .compatible = "st,hts221", },
> {},
> @@ -99,6 +106,7 @@ static struct i2c_driver hts221_driver = {
> .driver = {
> .name = "hts221_i2c",
> .of_match_table = of_match_ptr(hts221_i2c_of_match),
> + .acpi_match_table = ACPI_PTR(hts221_acpi_match),
> },
> .probe = hts221_i2c_probe,
> .id_table = hts221_i2c_id_table,
>