mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-04 18:09:57 +00:00
Code Issues Releases Wiki Activity

iio: imu: adis16480: initialize adis_data statically

Browse source 
This change overrides commit 380b107bbf ("iio: adis: Introduce timeouts
structure"). It removes the memory allocation and moves the 'adis_data'
information to be static on the chip_info struct.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Alexandru Ardelean 2020-02-10 15:25:58 +02:00 committed by Jonathan Cameron
parent f20dbe11e2
commit 97928677fe
1 changed files with 62 additions and 78 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

140
drivers/iio/imu/adis16480.c
View file

@ -138,7 +138,7 @@ struct adis16480_chip_info {
unsigned int max_dec_rate;
const unsigned int *filter_freqs;
bool has_pps_clk_mode;
const struct adis_timeout *timeouts;
const struct adis_data adis_data;
};
enum adis16480_int_pin {
@ -796,6 +796,55 @@ enum adis16480_variant {
ADIS16497_3,
};
#define ADIS16480_DIAG_STAT_XGYRO_FAIL 0
#define ADIS16480_DIAG_STAT_YGYRO_FAIL 1
#define ADIS16480_DIAG_STAT_ZGYRO_FAIL 2
#define ADIS16480_DIAG_STAT_XACCL_FAIL 3
#define ADIS16480_DIAG_STAT_YACCL_FAIL 4
#define ADIS16480_DIAG_STAT_ZACCL_FAIL 5
#define ADIS16480_DIAG_STAT_XMAGN_FAIL 8
#define ADIS16480_DIAG_STAT_YMAGN_FAIL 9
#define ADIS16480_DIAG_STAT_ZMAGN_FAIL 10
#define ADIS16480_DIAG_STAT_BARO_FAIL 11
static const char * const adis16480_status_error_msgs[] = {
[ADIS16480_DIAG_STAT_XGYRO_FAIL] = "X-axis gyroscope self-test failure",
[ADIS16480_DIAG_STAT_YGYRO_FAIL] = "Y-axis gyroscope self-test failure",
[ADIS16480_DIAG_STAT_ZGYRO_FAIL] = "Z-axis gyroscope self-test failure",
[ADIS16480_DIAG_STAT_XACCL_FAIL] = "X-axis accelerometer self-test failure",
[ADIS16480_DIAG_STAT_YACCL_FAIL] = "Y-axis accelerometer self-test failure",
[ADIS16480_DIAG_STAT_ZACCL_FAIL] = "Z-axis accelerometer self-test failure",
[ADIS16480_DIAG_STAT_XMAGN_FAIL] = "X-axis magnetometer self-test failure",
[ADIS16480_DIAG_STAT_YMAGN_FAIL] = "Y-axis magnetometer self-test failure",
[ADIS16480_DIAG_STAT_ZMAGN_FAIL] = "Z-axis magnetometer self-test failure",
[ADIS16480_DIAG_STAT_BARO_FAIL] = "Barometer self-test failure",
};
static int adis16480_enable_irq(struct adis *adis, bool enable);
#define ADIS16480_DATA(_timeouts) \
{ \
.diag_stat_reg = ADIS16480_REG_DIAG_STS, \
.glob_cmd_reg = ADIS16480_REG_GLOB_CMD, \
.has_paging = true, \
.read_delay = 5, \
.write_delay = 5, \
.self_test_mask = BIT(1), \
.status_error_msgs = adis16480_status_error_msgs, \
.status_error_mask = BIT(ADIS16480_DIAG_STAT_XGYRO_FAIL) | \
BIT(ADIS16480_DIAG_STAT_YGYRO_FAIL) | \
BIT(ADIS16480_DIAG_STAT_ZGYRO_FAIL) | \
BIT(ADIS16480_DIAG_STAT_XACCL_FAIL) | \
BIT(ADIS16480_DIAG_STAT_YACCL_FAIL) | \
BIT(ADIS16480_DIAG_STAT_ZACCL_FAIL) | \
BIT(ADIS16480_DIAG_STAT_XMAGN_FAIL) | \
BIT(ADIS16480_DIAG_STAT_YMAGN_FAIL) | \
BIT(ADIS16480_DIAG_STAT_ZMAGN_FAIL) | \
BIT(ADIS16480_DIAG_STAT_BARO_FAIL), \
.enable_irq = adis16480_enable_irq, \
.timeouts = (_timeouts), \
}
static const struct adis_timeout adis16485_timeouts = {
.reset_ms = 560,
.sw_reset_ms = 120,
@ -838,7 +887,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.int_clk = 2460000,
.max_dec_rate = 2048,
.filter_freqs = adis16480_def_filter_freqs,
.timeouts = &adis16485_timeouts,
.adis_data = ADIS16480_DATA(&adis16485_timeouts),
},
[ADIS16480] = {
.channels = adis16480_channels,
@ -851,7 +900,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.int_clk = 2460000,
.max_dec_rate = 2048,
.filter_freqs = adis16480_def_filter_freqs,
.timeouts = &adis16480_timeouts,
.adis_data = ADIS16480_DATA(&adis16480_timeouts),
},
[ADIS16485] = {
.channels = adis16485_channels,
@ -864,7 +913,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.int_clk = 2460000,
.max_dec_rate = 2048,
.filter_freqs = adis16480_def_filter_freqs,
.timeouts = &adis16485_timeouts,
.adis_data = ADIS16480_DATA(&adis16485_timeouts),
},
[ADIS16488] = {
.channels = adis16480_channels,
@ -877,7 +926,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.int_clk = 2460000,
.max_dec_rate = 2048,
.filter_freqs = adis16480_def_filter_freqs,
.timeouts = &adis16485_timeouts,
.adis_data = ADIS16480_DATA(&adis16485_timeouts),
},
[ADIS16490] = {
.channels = adis16485_channels,
@ -891,7 +940,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_timeouts),
},
[ADIS16495_1] = {
.channels = adis16485_channels,
@ -905,7 +954,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_1_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_1_timeouts),
},
[ADIS16495_2] = {
.channels = adis16485_channels,
@ -919,7 +968,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_1_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_1_timeouts),
},
[ADIS16495_3] = {
.channels = adis16485_channels,
@ -933,7 +982,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_1_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_1_timeouts),
},
[ADIS16497_1] = {
.channels = adis16485_channels,
@ -947,7 +996,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_1_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_1_timeouts),
},
[ADIS16497_2] = {
.channels = adis16485_channels,
@ -961,7 +1010,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_1_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_1_timeouts),
},
[ADIS16497_3] = {
.channels = adis16485_channels,
@ -975,7 +1024,7 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.max_dec_rate = 4250,
.filter_freqs = adis16495_def_filter_freqs,
.has_pps_clk_mode = true,
.timeouts = &adis16495_1_timeouts,
.adis_data = ADIS16480_DATA(&adis16495_1_timeouts),
},
};
@ -1048,53 +1097,6 @@ static int adis16480_initial_setup(struct iio_dev *indio_dev)
return 0;
}
#define ADIS16480_DIAG_STAT_XGYRO_FAIL 0
#define ADIS16480_DIAG_STAT_YGYRO_FAIL 1
#define ADIS16480_DIAG_STAT_ZGYRO_FAIL 2
#define ADIS16480_DIAG_STAT_XACCL_FAIL 3
#define ADIS16480_DIAG_STAT_YACCL_FAIL 4
#define ADIS16480_DIAG_STAT_ZACCL_FAIL 5
#define ADIS16480_DIAG_STAT_XMAGN_FAIL 8
#define ADIS16480_DIAG_STAT_YMAGN_FAIL 9
#define ADIS16480_DIAG_STAT_ZMAGN_FAIL 10
#define ADIS16480_DIAG_STAT_BARO_FAIL 11
static const char * const adis16480_status_error_msgs[] = {
[ADIS16480_DIAG_STAT_XGYRO_FAIL] = "X-axis gyroscope self-test failure",
[ADIS16480_DIAG_STAT_YGYRO_FAIL] = "Y-axis gyroscope self-test failure",
[ADIS16480_DIAG_STAT_ZGYRO_FAIL] = "Z-axis gyroscope self-test failure",
[ADIS16480_DIAG_STAT_XACCL_FAIL] = "X-axis accelerometer self-test failure",
[ADIS16480_DIAG_STAT_YACCL_FAIL] = "Y-axis accelerometer self-test failure",
[ADIS16480_DIAG_STAT_ZACCL_FAIL] = "Z-axis accelerometer self-test failure",
[ADIS16480_DIAG_STAT_XMAGN_FAIL] = "X-axis magnetometer self-test failure",
[ADIS16480_DIAG_STAT_YMAGN_FAIL] = "Y-axis magnetometer self-test failure",
[ADIS16480_DIAG_STAT_ZMAGN_FAIL] = "Z-axis magnetometer self-test failure",
[ADIS16480_DIAG_STAT_BARO_FAIL] = "Barometer self-test failure",
};
static const struct adis_data adis16480_data = {
.diag_stat_reg = ADIS16480_REG_DIAG_STS,
.glob_cmd_reg = ADIS16480_REG_GLOB_CMD,
.has_paging = true,
.read_delay = 5,
.write_delay = 5,
.status_error_msgs = adis16480_status_error_msgs,
.status_error_mask = BIT(ADIS16480_DIAG_STAT_XGYRO_FAIL) |
BIT(ADIS16480_DIAG_STAT_YGYRO_FAIL) |
BIT(ADIS16480_DIAG_STAT_ZGYRO_FAIL) |
BIT(ADIS16480_DIAG_STAT_XACCL_FAIL) |
BIT(ADIS16480_DIAG_STAT_YACCL_FAIL) |
BIT(ADIS16480_DIAG_STAT_ZACCL_FAIL) |
BIT(ADIS16480_DIAG_STAT_XMAGN_FAIL) |
BIT(ADIS16480_DIAG_STAT_YMAGN_FAIL) |
BIT(ADIS16480_DIAG_STAT_ZMAGN_FAIL) |
BIT(ADIS16480_DIAG_STAT_BARO_FAIL),
.enable_irq = adis16480_enable_irq,
};
static int adis16480_config_irq_pin(struct device_node *of_node,
struct adis16480 *st)
{
@ -1245,22 +1247,6 @@ static int adis16480_get_ext_clocks(struct adis16480 *st)
return 0;
}
static struct adis_data *adis16480_adis_data_alloc(struct adis16480 *st,
struct device *dev)
{
struct adis_data *data;
data = devm_kmalloc(dev, sizeof(struct adis_data), GFP_KERNEL);
if (!data)
return ERR_PTR(-ENOMEM);
memcpy(data, &adis16480_data, sizeof(*data));
data->timeouts = st->chip_info->timeouts;
return data;
}
static int adis16480_probe(struct spi_device *spi)
{
const struct spi_device_id *id = spi_get_device_id(spi);
@ -1285,9 +1271,7 @@ static int adis16480_probe(struct spi_device *spi)
indio_dev->info = &adis16480_info;
indio_dev->modes = INDIO_DIRECT_MODE;
adis16480_data = adis16480_adis_data_alloc(st, &spi->dev);
if (IS_ERR(adis16480_data))
return PTR_ERR(adis16480_data);
adis16480_data = &st->chip_info->adis_data;
ret = adis_init(&st->adis, indio_dev, spi, adis16480_data);
if (ret)