[PATCH v3 05/15] iio: sx9310: Change from .probe to .probe_new

Daniel Campello
2020-07-31T16:49:53Z

Uses .probe_new in place of .probe. Also uses device_get_match_data()
for whoami matching.

Signed-off-by: Daniel Campello <campello@chromium.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
---

Changes in v3: None
Changes in v2:
- Added '\n' to dev_err()

drivers/iio/proximity/sx9310.c | 39 ++++++++++++----------------------
1 file changed, 14 insertions(+), 25 deletions(-)

diff --git a/drivers/iio/proximity/sx9310.c b/drivers/iio/proximity/sx9310.c
index 66f7050d63ae97..2ed062d01634bc 100644
--- a/drivers/iio/proximity/sx9310.c
+++ b/drivers/iio/proximity/sx9310.c
@@ -139,7 +139,7 @@ struct sx9310_data {
struct completion completion;
unsigned int chan_read, chan_event;
int channel_users[SX9310_NUM_CHANNELS];
- int whoami;
+ unsigned int whoami;
};

static const struct iio_event_spec sx9310_events[] = {
@@ -861,24 +861,15 @@ static int sx9310_init_device(struct iio_dev *indio_dev)

static int sx9310_set_indio_dev_name(struct device *dev,
struct iio_dev *indio_dev,
- const struct i2c_device_id *id, int whoami)
+ unsigned int whoami)
{
- const struct acpi_device_id *acpi_id;
-
- /* id will be NULL when enumerated via ACPI */
- if (id) {
- if (id->driver_data != whoami)
- dev_err(dev, "WHOAMI does not match i2c_device_id: %s",
- id->name);
- } else if (ACPI_HANDLE(dev)) {
- acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev);
- if (!acpi_id)
- return -ENODEV;
- if (acpi_id->driver_data != whoami)
- dev_err(dev, "WHOAMI does not match acpi_device_id: %s",
- acpi_id->id);
- } else
+ unsigned int long ddata;
+
+ ddata = (uintptr_t)device_get_match_data(dev);
+ if (ddata != whoami) {
+ dev_err(dev, "WHOAMI does not match device data: %u\n", whoami);
return -ENODEV;
+ }

switch (whoami) {
case SX9310_WHOAMI_VALUE:
@@ -888,15 +879,14 @@ static int sx9310_set_indio_dev_name(struct device *dev,
indio_dev->name = "sx9311";
break;
default:
- dev_err(dev, "unexpected WHOAMI response: %u", whoami);
+ dev_err(dev, "unexpected WHOAMI response: %u\n", whoami);
return -ENODEV;
}

return 0;
}

-static int sx9310_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static int sx9310_probe(struct i2c_client *client)
{
int ret;
struct iio_dev *indio_dev;
@@ -922,8 +912,7 @@ static int sx9310_probe(struct i2c_client *client,
return ret;
}

- ret = sx9310_set_indio_dev_name(&client->dev, indio_dev, id,
- data->whoami);
+ ret = sx9310_set_indio_dev_name(&client->dev, indio_dev, data->whoami);
if (ret < 0)
return ret;

@@ -1036,8 +1025,8 @@ static const struct acpi_device_id sx9310_acpi_match[] = {
MODULE_DEVICE_TABLE(acpi, sx9310_acpi_match);

static const struct of_device_id sx9310_of_match[] = {
- { .compatible = "semtech,sx9310" },
- { .compatible = "semtech,sx9311" },
+ { .compatible = "semtech,sx9310", (void *)SX9310_WHOAMI_VALUE },
+ { .compatible = "semtech,sx9311", (void *)SX9311_WHOAMI_VALUE },
{},
};
MODULE_DEVICE_TABLE(of, sx9310_of_match);
@@ -1056,7 +1045,7 @@ static struct i2c_driver sx9310_driver = {
.of_match_table = sx9310_of_match,
.pm = &sx9310_pm_ops,
},
- .probe = sx9310_probe,
+ .probe_new = sx9310_probe,
.id_table = sx9310_id,
};
module_i2c_driver(sx9310_driver);
--
2.28.0.163.g6104cc2f0b6-goog