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authorDumitru Ceclan <mitrutzceclan@gmail.com>2024-02-20 17:34:51 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2024-02-28 19:26:36 +0000
commit09ac57ac01e16268de9677728606c68d8d513d3a (patch)
tree7bb5c27e16aadb09050961e42d6193971ecbb1ab /drivers/iio
parent2edb22571e853d0ee69187f08f1269053f326d76 (diff)
iio: amplifiers: hmc425a: use pointers in match table
Change the match table to use pointers instead of device ids. Remove type from state as it is not used anymore. Also make the chip_info structures const. Signed-off-by: Dumitru Ceclan <mitrutzceclan@gmail.com> Reviewed-by: Nuno Sa <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20240220153553.2432-4-mitrutzceclan@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/amplifiers/hmc425a.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/drivers/iio/amplifiers/hmc425a.c b/drivers/iio/amplifiers/hmc425a.c
index dbf1c74f7845..31e495e65dcb 100644
--- a/drivers/iio/amplifiers/hmc425a.c
+++ b/drivers/iio/amplifiers/hmc425a.c
@@ -41,15 +41,14 @@ struct hmc425a_chip_info {
struct hmc425a_state {
struct mutex lock; /* protect sensor state */
- struct hmc425a_chip_info *chip_info;
+ const struct hmc425a_chip_info *chip_info;
struct gpio_descs *gpios;
- enum hmc425a_type type;
u32 gain;
};
static int gain_dB_to_code(struct hmc425a_state *st, int val, int val2, int *code)
{
- struct hmc425a_chip_info *inf = st->chip_info;
+ const struct hmc425a_chip_info *inf = st->chip_info;
int gain;
if (val < 0)
@@ -206,16 +205,7 @@ static const struct iio_chan_spec hmc425a_channels[] = {
HMC425A_CHAN(0),
};
-/* Match table for of_platform binding */
-static const struct of_device_id hmc425a_of_match[] = {
- { .compatible = "adi,hmc425a", .data = (void *)ID_HMC425A },
- { .compatible = "adi,hmc540s", .data = (void *)ID_HMC540S },
- { .compatible = "adi,adrf5740", .data = (void *)ID_ADRF5740 },
- {},
-};
-MODULE_DEVICE_TABLE(of, hmc425a_of_match);
-
-static struct hmc425a_chip_info hmc425a_chip_info_tbl[] = {
+static const struct hmc425a_chip_info hmc425a_chip_info_tbl[] = {
[ID_HMC425A] = {
.name = "hmc425a",
.channels = hmc425a_channels,
@@ -262,9 +252,8 @@ static int hmc425a_probe(struct platform_device *pdev)
return -ENOMEM;
st = iio_priv(indio_dev);
- st->type = (uintptr_t)device_get_match_data(&pdev->dev);
- st->chip_info = &hmc425a_chip_info_tbl[st->type];
+ st->chip_info = device_get_match_data(&pdev->dev);
indio_dev->num_channels = st->chip_info->num_channels;
indio_dev->channels = st->chip_info->channels;
indio_dev->name = st->chip_info->name;
@@ -296,6 +285,18 @@ static int hmc425a_probe(struct platform_device *pdev)
return devm_iio_device_register(&pdev->dev, indio_dev);
}
+/* Match table for of_platform binding */
+static const struct of_device_id hmc425a_of_match[] = {
+ { .compatible = "adi,hmc425a",
+ .data = &hmc425a_chip_info_tbl[ID_HMC425A]},
+ { .compatible = "adi,hmc540s",
+ .data = &hmc425a_chip_info_tbl[ID_HMC540S]},
+ { .compatible = "adi,adrf5740",
+ .data = &hmc425a_chip_info_tbl[ID_ADRF5740]},
+ {}
+};
+MODULE_DEVICE_TABLE(of, hmc425a_of_match);
+
static struct platform_driver hmc425a_driver = {
.driver = {
.name = KBUILD_MODNAME,