Re: [PATCH v1 1/1] iio: ssp_sensors: Make use of device properties

From: Jonathan Cameron
Date: Sun Feb 13 2022 - 12:45:43 EST


On Thu, 10 Feb 2022 15:57:24 +0200
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> Convert the module to be property provider agnostic and allow
> it to be used on non-OF platforms.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Applied to the togreg branch of iio.git and pushed out as testing.

Thanks,

Jonathan

> ---
> drivers/iio/common/ssp_sensors/ssp_dev.c | 22 +++++-----------------
> 1 file changed, 5 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/iio/common/ssp_sensors/ssp_dev.c b/drivers/iio/common/ssp_sensors/ssp_dev.c
> index eafaf4529df5..c1abd20ff808 100644
> --- a/drivers/iio/common/ssp_sensors/ssp_dev.c
> +++ b/drivers/iio/common/ssp_sensors/ssp_dev.c
> @@ -7,9 +7,10 @@
> #include <linux/interrupt.h>
> #include <linux/io.h>
> #include <linux/mfd/core.h>
> +#include <linux/mod_devicetable.h>
> #include <linux/module.h>
> -#include <linux/of.h>
> -#include <linux/of_platform.h>
> +#include <linux/property.h>
> +
> #include "ssp.h"
>
> #define SSP_WDT_TIME 10000
> @@ -425,7 +426,6 @@ int ssp_queue_ssp_refresh_task(struct ssp_data *data, unsigned int delay)
> msecs_to_jiffies(delay));
> }
>
> -#ifdef CONFIG_OF
> static const struct of_device_id ssp_of_match[] = {
> {
> .compatible = "samsung,sensorhub-rinato",
> @@ -441,8 +441,6 @@ MODULE_DEVICE_TABLE(of, ssp_of_match);
> static struct ssp_data *ssp_parse_dt(struct device *dev)
> {
> struct ssp_data *data;
> - struct device_node *node = dev->of_node;
> - const struct of_device_id *match;
>
> data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
> if (!data)
> @@ -461,22 +459,12 @@ static struct ssp_data *ssp_parse_dt(struct device *dev)
> if (IS_ERR(data->mcu_reset_gpiod))
> return NULL;
>
> - match = of_match_node(ssp_of_match, node);
> - if (!match)
> - return NULL;
> -
> - data->sensorhub_info = match->data;
> + data->sensorhub_info = device_get_match_data(dev);
>
> dev_set_drvdata(dev, data);
>
> return data;
> }
> -#else
> -static struct ssp_data *ssp_parse_dt(struct device *pdev)
> -{
> - return NULL;
> -}
> -#endif
>
> /**
> * ssp_register_consumer() - registers iio consumer in ssp framework
> @@ -670,7 +658,7 @@ static struct spi_driver ssp_driver = {
> .remove = ssp_remove,
> .driver = {
> .pm = &ssp_pm_ops,
> - .of_match_table = of_match_ptr(ssp_of_match),
> + .of_match_table = ssp_of_match,
> .name = "sensorhub"
> },
> };