iio: accel: kxcjk-1013: Get rid of enum kx_chipset

Instead of using enum, out of which only a couple of values
are being actually used, make a comparisons against pointer
to the respective chip_info structures.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20241024191200.229894-15-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index f48acbf0cce98c99603cb7341b020c836b634914..71ee3705731b4a2a5344e436daca1d3efbc993e6 100644 (file)
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -169,15 +169,6 @@
 
 #define KXCJK1013_DEFAULT_WAKE_THRES   1
 
-enum kx_chipset {
-       KXCJK1013,
-       KXCJ91008,
-       KXTJ21009,
-       KXTF9,
-       KX0231025,
-       KX_MAX_CHIPS /* this must be last */
-};
-
 /* Refer to section 4 of the specification */
 struct kx_odr_start_up_time {
        int odr_bits;
@@ -323,59 +314,50 @@ static const struct kx_chipset_regs kx0231025_regs = {
 struct kx_chipset_info {
        const struct kx_chipset_regs *regs;
        const struct kx_odr_start_up_time *times;
-       enum kx_chipset chipset;
        enum kx_acpi_type acpi_type;
 };
 
 static const struct kx_chipset_info kxcjk1013_info = {
        .regs = &kxcjk1013_regs,
        .times = pm_ptr(kxcjk1013_odr_start_up_times),
-       .chipset = KXCJK1013,
 };
 
 static const struct kx_chipset_info kxcj91008_info = {
        .regs = &kxcjk1013_regs,
        .times = pm_ptr(kxcj91008_odr_start_up_times),
-       .chipset = KXCJ91008,
 };
 
 static const struct kx_chipset_info kxcj91008_kiox010a_info = {
        .regs = &kxcjk1013_regs,
        .times = pm_ptr(kxcj91008_odr_start_up_times),
-       .chipset = KXCJ91008,
        .acpi_type = ACPI_KIOX010A,
 };
 
 static const struct kx_chipset_info kxcj91008_kiox020a_info = {
        .regs = &kxcjk1013_regs,
        .times = pm_ptr(kxcj91008_odr_start_up_times),
-       .chipset = KXCJ91008,
        .acpi_type = ACPI_GENERIC,
 };
 
 static const struct kx_chipset_info kxcj91008_smo8500_info = {
        .regs = &kxcjk1013_regs,
        .times = pm_ptr(kxcj91008_odr_start_up_times),
-       .chipset = KXCJ91008,
        .acpi_type = ACPI_SMO8500,
 };
 
 static const struct kx_chipset_info kxtj21009_info = {
        .regs = &kxcjk1013_regs,
        .times = pm_ptr(kxtj21009_odr_start_up_times),
-       .chipset = KXTJ21009,
 };
 
 static const struct kx_chipset_info kxtf9_info = {
        .regs = &kxtf9_regs,
        .times = pm_ptr(kxtf9_odr_start_up_times),
-       .chipset = KXTF9,
 };
 
 static const struct kx_chipset_info kx0231025_info = {
        .regs = &kx0231025_regs,
        .times = pm_ptr(kx0231025_odr_start_up_times),
-       .chipset = KX0231025,
 };
 
 enum kxcjk1013_axis {
@@ -652,7 +634,7 @@ static int kxcjk1013_chip_init(struct kxcjk1013_data *data)
        }
 
        /* On KX023, route all used interrupts to INT1 for now */
-       if (data->info->chipset == KX0231025 && data->client->irq > 0) {
+       if (data->info == &kx0231025_info && data->client->irq > 0) {
                ret = i2c_smbus_write_byte_data(data->client, KX023_REG_INC4,
                                                KX023_REG_INC4_DRDY1 |
                                                KX023_REG_INC4_WUFI1);
@@ -888,7 +870,7 @@ static int kxcjk1013_set_odr(struct kxcjk1013_data *data, int val, int val2)
        if (ret < 0)
                return ret;
 
-       if (data->info->chipset == KXTF9)
+       if (data->info == &kxtf9_info)
                odr_setting = kxcjk1013_find_odr_value(kxtf9_samp_freq_table,
                                                       ARRAY_SIZE(kxtf9_samp_freq_table),
                                                       val, val2);
@@ -932,7 +914,7 @@ static int kxcjk1013_set_odr(struct kxcjk1013_data *data, int val, int val2)
 
 static int kxcjk1013_get_odr(struct kxcjk1013_data *data, int *val, int *val2)
 {
-       if (data->info->chipset == KXTF9)
+       if (data->info == &kxtf9_info)
                return kxcjk1013_convert_odr_value(kxtf9_samp_freq_table,
                                                   ARRAY_SIZE(kxtf9_samp_freq_table),
                                                   data->odr_bits, val, val2);
@@ -1199,7 +1181,7 @@ static ssize_t kxcjk1013_get_samp_freq_avail(struct device *dev,
        struct kxcjk1013_data *data = iio_priv(indio_dev);
        const char *str;
 
-       if (data->info->chipset == KXTF9)
+       if (data->info == &kxtf9_info)
                str = kxtf9_samp_freq_avail;
        else
                str = kxcjk1013_samp_freq_avail;
@@ -1448,7 +1430,7 @@ static irqreturn_t kxcjk1013_event_handler(int irq, void *private)
        }
 
        if (ret & KXCJK1013_REG_INT_SRC1_BIT_WUFS) {
-               if (data->info->chipset == KXTF9)
+               if (data->info == &kxtf9_info)
                        iio_push_event(indio_dev,
                                       IIO_MOD_EVENT_CODE(IIO_ACCEL,
                                       0,