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-rw-r--r--drivers/staging/iio/Documentation/generic_buffer.c81
-rw-r--r--drivers/staging/iio/Documentation/iio_event_monitor.c32
-rw-r--r--drivers/staging/iio/Documentation/iio_utils.h7
-rw-r--r--drivers/staging/iio/Documentation/lsiio.c20
-rw-r--r--drivers/staging/iio/accel/Kconfig39
-rw-r--r--drivers/staging/iio/accel/lis3l02dq_ring.c1
-rw-r--r--drivers/staging/iio/adc/ad7192.c3
-rw-r--r--drivers/staging/iio/adc/ad7280a.c2
-rw-r--r--drivers/staging/iio/adc/ad7606_spi.c2
-rw-r--r--drivers/staging/iio/adc/ad7816.c3
-rw-r--r--drivers/staging/iio/adc/lpc32xx_adc.c2
-rw-r--r--drivers/staging/iio/adc/mxs-lradc.c6
-rw-r--r--drivers/staging/iio/adc/spear_adc.c4
-rw-r--r--drivers/staging/iio/addac/Kconfig9
-rw-r--r--drivers/staging/iio/addac/adt7316.h3
-rw-r--r--drivers/staging/iio/gyro/Kconfig5
-rw-r--r--drivers/staging/iio/light/tsl2x7x_core.c17
-rw-r--r--drivers/staging/iio/meter/Kconfig15
-rw-r--r--drivers/staging/iio/trigger/Kconfig5
-rw-r--r--drivers/staging/iio/trigger/iio-trig-periodic-rtc.c3
20 files changed, 187 insertions, 72 deletions
diff --git a/drivers/staging/iio/Documentation/generic_buffer.c b/drivers/staging/iio/Documentation/generic_buffer.c
index 044ea196aa6f..de4647e2495e 100644
--- a/drivers/staging/iio/Documentation/generic_buffer.c
+++ b/drivers/staging/iio/Documentation/generic_buffer.c
@@ -47,6 +47,7 @@ int size_from_channelarray(struct iio_channel_info *channels, int num_channels)
{
int bytes = 0;
int i = 0;
+
while (i < num_channels) {
if (bytes % channels[i].bytes == 0)
channels[i].location = bytes;
@@ -74,12 +75,14 @@ void print2byte(int input, struct iio_channel_info *info)
input = input >> info->shift;
if (info->is_signed) {
int16_t val = input;
+
val &= (1 << info->bits_used) - 1;
val = (int16_t)(val << (16 - info->bits_used)) >>
(16 - info->bits_used);
printf("%05f ", ((float)val + info->offset)*info->scale);
} else {
uint16_t val = input;
+
val &= (1 << info->bits_used) - 1;
printf("%05f ", ((float)val + info->offset)*info->scale);
}
@@ -97,6 +100,7 @@ void process_scan(char *data,
int num_channels)
{
int k;
+
for (k = 0; k < num_channels; k++)
switch (channels[k].bytes) {
/* only a few cases implemented so far */
@@ -158,11 +162,12 @@ int main(int argc, char **argv)
char *buffer_access;
int scan_size;
int noevents = 0;
+ int notrigger = 0;
char *dummy;
struct iio_channel_info *channels;
- while ((c = getopt(argc, argv, "l:w:c:et:n:")) != -1) {
+ while ((c = getopt(argc, argv, "l:w:c:et:n:g")) != -1) {
switch (c) {
case 'n':
device_name = optarg;
@@ -183,6 +188,9 @@ int main(int argc, char **argv)
case 'l':
buf_len = strtoul(optarg, &dummy, 10);
break;
+ case 'g':
+ notrigger = 1;
+ break;
case '?':
return -1;
}
@@ -201,28 +209,32 @@ int main(int argc, char **argv)
printf("iio device number being used is %d\n", dev_num);
asprintf(&dev_dir_name, "%siio:device%d", iio_dir, dev_num);
- if (trigger_name == NULL) {
- /*
- * Build the trigger name. If it is device associated its
- * name is <device_name>_dev[n] where n matches the device
- * number found above
- */
- ret = asprintf(&trigger_name,
- "%s-dev%d", device_name, dev_num);
- if (ret < 0) {
- ret = -ENOMEM;
- goto error_ret;
+
+ if (!notrigger) {
+ if (trigger_name == NULL) {
+ /*
+ * Build the trigger name. If it is device associated
+ * its name is <device_name>_dev[n] where n matches
+ * the device number found above.
+ */
+ ret = asprintf(&trigger_name,
+ "%s-dev%d", device_name, dev_num);
+ if (ret < 0) {
+ ret = -ENOMEM;
+ goto error_ret;
+ }
}
- }
- /* Verify the trigger exists */
- trig_num = find_type_by_name(trigger_name, "trigger");
- if (trig_num < 0) {
- printf("Failed to find the trigger %s\n", trigger_name);
- ret = -ENODEV;
- goto error_free_triggername;
- }
- printf("iio trigger number being used is %d\n", trig_num);
+ /* Verify the trigger exists */
+ trig_num = find_type_by_name(trigger_name, "trigger");
+ if (trig_num < 0) {
+ printf("Failed to find the trigger %s\n", trigger_name);
+ ret = -ENODEV;
+ goto error_free_triggername;
+ }
+ printf("iio trigger number being used is %d\n", trig_num);
+ } else
+ printf("trigger-less mode selected\n");
/*
* Parse the files in scan_elements to identify what channels are
@@ -246,14 +258,18 @@ int main(int argc, char **argv)
ret = -ENOMEM;
goto error_free_triggername;
}
- printf("%s %s\n", dev_dir_name, trigger_name);
- /* Set the device trigger to be the data ready trigger found above */
- ret = write_sysfs_string_and_verify("trigger/current_trigger",
- dev_dir_name,
- trigger_name);
- if (ret < 0) {
- printf("Failed to write current_trigger file\n");
- goto error_free_buf_dir_name;
+
+ if (!notrigger) {
+ printf("%s %s\n", dev_dir_name, trigger_name);
+ /* Set the device trigger to be the data ready trigger found
+ * above */
+ ret = write_sysfs_string_and_verify("trigger/current_trigger",
+ dev_dir_name,
+ trigger_name);
+ if (ret < 0) {
+ printf("Failed to write current_trigger file\n");
+ goto error_free_buf_dir_name;
+ }
}
/* Setup ring buffer parameters */
@@ -323,9 +339,10 @@ int main(int argc, char **argv)
if (ret < 0)
goto error_close_buffer_access;
- /* Disconnect the trigger - just write a dummy name. */
- write_sysfs_string("trigger/current_trigger",
- dev_dir_name, "NULL");
+ if (!notrigger)
+ /* Disconnect the trigger - just write a dummy name. */
+ write_sysfs_string("trigger/current_trigger",
+ dev_dir_name, "NULL");
error_close_buffer_access:
close(fp);
diff --git a/drivers/staging/iio/Documentation/iio_event_monitor.c b/drivers/staging/iio/Documentation/iio_event_monitor.c
index 569d6f8face5..940ed2399e73 100644
--- a/drivers/staging/iio/Documentation/iio_event_monitor.c
+++ b/drivers/staging/iio/Documentation/iio_event_monitor.c
@@ -69,16 +69,29 @@ static const char * const iio_modifier_names[] = {
[IIO_MOD_X] = "x",
[IIO_MOD_Y] = "y",
[IIO_MOD_Z] = "z",
+ [IIO_MOD_X_AND_Y] = "x&y",
+ [IIO_MOD_X_AND_Z] = "x&z",
+ [IIO_MOD_Y_AND_Z] = "y&z",
+ [IIO_MOD_X_AND_Y_AND_Z] = "x&y&z",
+ [IIO_MOD_X_OR_Y] = "x|y",
+ [IIO_MOD_X_OR_Z] = "x|z",
+ [IIO_MOD_Y_OR_Z] = "y|z",
+ [IIO_MOD_X_OR_Y_OR_Z] = "x|y|z",
[IIO_MOD_LIGHT_BOTH] = "both",
[IIO_MOD_LIGHT_IR] = "ir",
[IIO_MOD_ROOT_SUM_SQUARED_X_Y] = "sqrt(x^2+y^2)",
[IIO_MOD_SUM_SQUARED_X_Y_Z] = "x^2+y^2+z^2",
- [IIO_MOD_LIGHT_BOTH] = "both",
- [IIO_MOD_LIGHT_IR] = "ir",
[IIO_MOD_LIGHT_CLEAR] = "clear",
[IIO_MOD_LIGHT_RED] = "red",
[IIO_MOD_LIGHT_GREEN] = "green",
[IIO_MOD_LIGHT_BLUE] = "blue",
+ [IIO_MOD_QUATERNION] = "quaternion",
+ [IIO_MOD_TEMP_AMBIENT] = "ambient",
+ [IIO_MOD_TEMP_OBJECT] = "object",
+ [IIO_MOD_NORTH_MAGN] = "from_north_magnetic",
+ [IIO_MOD_NORTH_TRUE] = "from_north_true",
+ [IIO_MOD_NORTH_MAGN_TILT_COMP] = "from_north_magnetic_tilt_comp",
+ [IIO_MOD_NORTH_TRUE_TILT_COMP] = "from_north_true_tilt_comp",
};
static bool event_is_known(struct iio_event_data *event)
@@ -118,6 +131,14 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_MOD_X:
case IIO_MOD_Y:
case IIO_MOD_Z:
+ case IIO_MOD_X_AND_Y:
+ case IIO_MOD_X_AND_Z:
+ case IIO_MOD_Y_AND_Z:
+ case IIO_MOD_X_AND_Y_AND_Z:
+ case IIO_MOD_X_OR_Y:
+ case IIO_MOD_X_OR_Z:
+ case IIO_MOD_Y_OR_Z:
+ case IIO_MOD_X_OR_Y_OR_Z:
case IIO_MOD_LIGHT_BOTH:
case IIO_MOD_LIGHT_IR:
case IIO_MOD_ROOT_SUM_SQUARED_X_Y:
@@ -126,6 +147,13 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_MOD_LIGHT_RED:
case IIO_MOD_LIGHT_GREEN:
case IIO_MOD_LIGHT_BLUE:
+ case IIO_MOD_QUATERNION:
+ case IIO_MOD_TEMP_AMBIENT:
+ case IIO_MOD_TEMP_OBJECT:
+ case IIO_MOD_NORTH_MAGN:
+ case IIO_MOD_NORTH_TRUE:
+ case IIO_MOD_NORTH_MAGN_TILT_COMP:
+ case IIO_MOD_NORTH_TRUE_TILT_COMP:
break;
default:
return false;
diff --git a/drivers/staging/iio/Documentation/iio_utils.h b/drivers/staging/iio/Documentation/iio_utils.h
index 0973a092224a..568eff06f803 100644
--- a/drivers/staging/iio/Documentation/iio_utils.h
+++ b/drivers/staging/iio/Documentation/iio_utils.h
@@ -34,6 +34,7 @@ inline int iioutils_break_up_name(const char *full_name,
char *current;
char *w, *r;
char *working;
+
current = strdup(full_name);
working = strtok(current, "_\0");
w = working;
@@ -335,6 +336,7 @@ inline int build_channel_array(const char *device_dir,
if (strcmp(ent->d_name + strlen(ent->d_name) - strlen("_en"),
"_en") == 0) {
int current_enabled = 0;
+
current = &(*ci_array)[count++];
ret = asprintf(&filename,
"%s/%s", scan_el_dir, ent->d_name);
@@ -506,6 +508,7 @@ inline int _write_sysfs_int(char *filename, char *basedir, int val, int verify)
FILE *sysfsfp;
int test;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
+
if (temp == NULL)
return -ENOMEM;
sprintf(temp, "%s/%s", basedir, filename);
@@ -554,6 +557,7 @@ int _write_sysfs_string(char *filename, char *basedir, char *val, int verify)
int ret = 0;
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
+
if (temp == NULL) {
printf("Memory allocation failed\n");
return -ENOMEM;
@@ -614,6 +618,7 @@ int read_sysfs_posint(char *filename, char *basedir)
int ret;
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
+
if (temp == NULL) {
printf("Memory allocation failed");
return -ENOMEM;
@@ -636,6 +641,7 @@ int read_sysfs_float(char *filename, char *basedir, float *val)
int ret = 0;
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
+
if (temp == NULL) {
printf("Memory allocation failed");
return -ENOMEM;
@@ -658,6 +664,7 @@ int read_sysfs_string(const char *filename, const char *basedir, char *str)
int ret = 0;
FILE *sysfsfp;
char *temp = malloc(strlen(basedir) + strlen(filename) + 2);
+
if (temp == NULL) {
printf("Memory allocation failed");
return -ENOMEM;
diff --git a/drivers/staging/iio/Documentation/lsiio.c b/drivers/staging/iio/Documentation/lsiio.c
index 24ae9694eb41..98a0de098130 100644
--- a/drivers/staging/iio/Documentation/lsiio.c
+++ b/drivers/staging/iio/Documentation/lsiio.c
@@ -46,6 +46,7 @@ static int dump_channels(const char *dev_dir_name)
{
DIR *dp;
const struct dirent *ent;
+
dp = opendir(dev_dir_name);
if (dp == NULL)
return -errno;
@@ -62,17 +63,17 @@ static int dump_one_device(const char *dev_dir_name)
{
char name[IIO_MAX_NAME_LENGTH];
int dev_idx;
+ int retval;
- sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_device),
+ retval = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_device),
"%i", &dev_idx);
+ if (retval != 1)
+ return -EINVAL;
read_sysfs_string("name", dev_dir_name, name);
printf("Device %03d: %s\n", dev_idx, name);
- if (verblevel >= VERBLEVEL_SENSORS) {
- int ret = dump_channels(dev_dir_name);
- if (ret)
- return ret;
- }
+ if (verblevel >= VERBLEVEL_SENSORS)
+ return dump_channels(dev_dir_name);
return 0;
}
@@ -80,9 +81,12 @@ static int dump_one_trigger(const char *dev_dir_name)
{
char name[IIO_MAX_NAME_LENGTH];
int dev_idx;
+ int retval;
- sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_trigger),
+ retval = sscanf(dev_dir_name + strlen(iio_dir) + strlen(type_trigger),
"%i", &dev_idx);
+ if (retval != 1)
+ return -EINVAL;
read_sysfs_string("name", dev_dir_name, name);
printf("Trigger %03d: %s\n", dev_idx, name);
return 0;
@@ -107,6 +111,7 @@ static void dump_devices(void)
while (ent = readdir(dp), ent != NULL) {
if (check_prefix(ent->d_name, type_device)) {
char *dev_dir_name;
+
asprintf(&dev_dir_name, "%s%s", iio_dir, ent->d_name);
dump_one_device(dev_dir_name);
free(dev_dir_name);
@@ -118,6 +123,7 @@ static void dump_devices(void)
while (ent = readdir(dp), ent != NULL) {
if (check_prefix(ent->d_name, type_trigger)) {
char *dev_dir_name;
+
asprintf(&dev_dir_name, "%s%s", iio_dir, ent->d_name);
dump_one_trigger(dev_dir_name);
free(dev_dir_name);
diff --git a/drivers/staging/iio/accel/Kconfig b/drivers/staging/iio/accel/Kconfig
index ad45dfbdf417..07b7ffa00ab5 100644
--- a/drivers/staging/iio/accel/Kconfig
+++ b/drivers/staging/iio/accel/Kconfig
@@ -9,53 +9,71 @@ config ADIS16201
select IIO_ADIS_LIB
select IIO_ADIS_LIB_BUFFER if IIO_BUFFER
help
- Say yes here to build support for Analog Devices adis16201 dual-axis
+ Say Y here to build support for Analog Devices adis16201 dual-axis
digital inclinometer and accelerometer.
+ To compile this driver as a module, say M here: the module will
+ be called adis16201.
+
config ADIS16203
tristate "Analog Devices ADIS16203 Programmable 360 Degrees Inclinometer"
depends on SPI
select IIO_ADIS_LIB
select IIO_ADIS_LIB_BUFFER if IIO_BUFFER
help
- Say yes here to build support for Analog Devices adis16203 Programmable
+ Say Y here to build support for Analog Devices adis16203 Programmable
360 Degrees Inclinometer.
+ To compile this driver as a module, say M here: the module will be
+ called adis16203.
+
config ADIS16204
tristate "Analog Devices ADIS16204 Programmable High-g Digital Impact Sensor and Recorder"
depends on SPI
select IIO_ADIS_LIB
select IIO_ADIS_LIB_BUFFER if IIO_BUFFER
help
- Say yes here to build support for Analog Devices adis16204 Programmable
+ Say Y here to build support for Analog Devices adis16204 Programmable
High-g Digital Impact Sensor and Recorder.
+ To compile this driver as a module, say M here: the module will be
+ called adis16204.
+
config ADIS16209
tristate "Analog Devices ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer"
depends on SPI
select IIO_ADIS_LIB
select IIO_ADIS_LIB_BUFFER if IIO_BUFFER
help
- Say yes here to build support for Analog Devices adis16209 dual-axis digital inclinometer
+ Say Y here to build support for Analog Devices adis16209 dual-axis digital inclinometer
and accelerometer.
+ To compile this driver as a module, say M here: the module will be
+ called adis16209.
+
config ADIS16220
tristate "Analog Devices ADIS16220 Programmable Digital Vibration Sensor"
depends on SPI
select IIO_ADIS_LIB
help
- Say yes here to build support for Analog Devices adis16220 programmable
+ Say Y here to build support for Analog Devices adis16220 programmable
digital vibration sensor.
+ To compile this driver as a module, say M here: the module will be
+ called adis16220.
+
config ADIS16240
tristate "Analog Devices ADIS16240 Programmable Impact Sensor and Recorder"
depends on SPI
select IIO_ADIS_LIB
select IIO_ADIS_LIB_BUFFER if IIO_BUFFER
help
- Say yes here to build support for Analog Devices adis16240 programmable
+ Say Y here to build support for Analog Devices adis16240 programmable
impact Sensor and recorder.
+ To compile this driver as a module, say M here: the module will be
+ called adis16240.
+
config LIS3L02DQ
tristate "ST Microelectronics LIS3L02DQ Accelerometer Driver"
depends on SPI
@@ -63,16 +81,21 @@ config LIS3L02DQ
depends on !IIO_BUFFER || IIO_KFIFO_BUF
depends on GPIOLIB
help
- Say yes here to build SPI support for the ST microelectronics
+ Say Y here to build SPI support for the ST microelectronics
accelerometer. The driver supplies direct access via sysfs files
and an event interface via a character device.
+ To compile this driver as a module, say M here: the module will be
+ called lis3l02dq.
+
config SCA3000
depends on IIO_BUFFER
depends on SPI
tristate "VTI SCA3000 series accelerometers"
help
- Say yes here to build support for the VTI SCA3000 series of SPI
+ Say Y here to build support for the VTI SCA3000 series of SPI
accelerometers. These devices use a hardware ring buffer.
+ To compile this driver as a module, say M here: the module will be
+ called sca3000.
endmenu
diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c
index 61f94221b8b7..9efc77b0ebdd 100644
--- a/drivers/staging/iio/accel/lis3l02dq_ring.c
+++ b/drivers/staging/iio/accel/lis3l02dq_ring.c
@@ -35,6 +35,7 @@ irqreturn_t lis3l02dq_data_rdy_trig_poll(int irq, void *private)
iio_trigger_poll(st->trig);
return IRQ_HANDLED;
}
+
return IRQ_WAKE_THREAD;
}
diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c
index c110a255d4e8..f6526aa22e8a 100644
--- a/drivers/staging/iio/adc/ad7192.c
+++ b/drivers/staging/iio/adc/ad7192.c
@@ -223,7 +223,8 @@ static int ad7192_setup(struct ad7192_state *st,
id &= AD7192_ID_MASK;
if (id != st->devid)
- dev_warn(&st->sd.spi->dev, "device ID query failed (0x%X)\n", id);
+ dev_warn(&st->sd.spi->dev, "device ID query failed (0x%X)\n",
+ id);
switch (pdata->clock_source_sel) {
case AD7192_CLK_EXT_MCLK1_2:
diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c
index d215edf66af2..4d4870787eed 100644
--- a/drivers/staging/iio/adc/ad7280a.c
+++ b/drivers/staging/iio/adc/ad7280a.c
@@ -188,7 +188,7 @@ static void ad7280_delay(struct ad7280_state *st)
if (st->readback_delay_us < 50)
udelay(st->readback_delay_us);
else
- msleep(1);
+ usleep_range(250, 500);
}
static int __ad7280_read32(struct ad7280_state *st, unsigned *val)
diff --git a/drivers/staging/iio/adc/ad7606_spi.c b/drivers/staging/iio/adc/ad7606_spi.c
index 6a8ecd73a1a7..7303983e64a7 100644
--- a/drivers/staging/iio/adc/ad7606_spi.c
+++ b/drivers/staging/iio/adc/ad7606_spi.c
@@ -23,7 +23,7 @@ static int ad7606_spi_read_block(struct device *dev,
int i, ret;
unsigned short *data = buf;
- ret = spi_read(spi, (u8 *)buf, count * 2);
+ ret = spi_read(spi, buf, count * 2);
if (ret < 0) {
dev_err(&spi->dev, "SPI read error\n");
return ret;
diff --git a/drivers/staging/iio/adc/ad7816.c b/drivers/staging/iio/adc/ad7816.c
index 734a7e4886a0..48b1c3740030 100644
--- a/drivers/staging/iio/adc/ad7816.c
+++ b/drivers/staging/iio/adc/ad7816.c
@@ -152,7 +152,8 @@ static ssize_t ad7816_show_available_modes(struct device *dev,
return sprintf(buf, "full\npower-save\n");
}
-static IIO_DEVICE_ATTR(available_modes, S_IRUGO, ad7816_show_available_modes, NULL, 0);
+static IIO_DEVICE_ATTR(available_modes, S_IRUGO, ad7816_show_available_modes,
+ NULL, 0);
static ssize_t ad7816_show_channel(struct device *dev,
struct device_attribute *attr,
diff --git a/drivers/staging/iio/adc/lpc32xx_adc.c b/drivers/staging/iio/adc/lpc32xx_adc.c
index 4708e9a41633..5331c442fcfc 100644
--- a/drivers/staging/iio/adc/lpc32xx_adc.c
+++ b/drivers/staging/iio/adc/lpc32xx_adc.c
@@ -116,7 +116,7 @@ static const struct iio_chan_spec lpc32xx_adc_iio_channels[] = {
static irqreturn_t lpc32xx_adc_isr(int irq, void *dev_id)
{
- struct lpc32xx_adc_info *info = (struct lpc32xx_adc_info *) dev_id;
+ struct lpc32xx_adc_info *info = dev_id;
/* Read value and clear irq */
info->value = __raw_readl(LPC32XX_ADC_VALUE(info->adc_base)) &
diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
index 51931045bedd..f053535385bf 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -455,7 +455,8 @@ static void mxs_lradc_setup_ts_channel(struct mxs_lradc *lradc, unsigned ch)
* SoC's delay unit and start the conversion later
* and automatically.
*/
- mxs_lradc_reg_wrt(lradc, LRADC_DELAY_TRIGGER(0) | /* don't trigger ADC */
+ mxs_lradc_reg_wrt(lradc,
+ LRADC_DELAY_TRIGGER(0) | /* don't trigger ADC */
LRADC_DELAY_TRIGGER_DELAYS(1 << 3) | /* trigger DELAY unit#3 */
LRADC_DELAY_KICK |
LRADC_DELAY_DELAY(lradc->settling_delay),
@@ -513,7 +514,8 @@ static void mxs_lradc_setup_ts_pressure(struct mxs_lradc *lradc, unsigned ch1,
* SoC's delay unit and start the conversion later
* and automatically.
*/
- mxs_lradc_reg_wrt(lradc, LRADC_DELAY_TRIGGER(0) | /* don't trigger ADC */
+ mxs_lradc_reg_wrt(lradc,
+ LRADC_DELAY_TRIGGER(0) | /* don't trigger ADC */
LRADC_DELAY_TRIGGER_DELAYS(1 << 3) | /* trigger DELAY unit#3 */
LRADC_DELAY_KICK |
LRADC_DELAY_DELAY(lradc->settling_delay), LRADC_DELAY(2));
diff --git a/drivers/staging/iio/adc/spear_adc.c b/drivers/staging/iio/adc/spear_adc.c
index 750697832b96..8ad71691fc09 100644
--- a/drivers/staging/iio/adc/spear_adc.c
+++ b/drivers/staging/iio/adc/spear_adc.c
@@ -98,7 +98,7 @@ static void spear_adc_set_clk(struct spear_adc_state *st, u32 val)
u32 clk_high, clk_low, count;
u32 apb_clk = clk_get_rate(st->clk);
- count = (apb_clk + val - 1) / val;
+ count = DIV_ROUND_UP(apb_clk, val);
clk_low = count / 2;
clk_high = count - clk_low;
st->current_clk = apb_clk / count;
@@ -226,7 +226,7 @@ static const struct iio_chan_spec spear_adc_iio_channels[] = {
static irqreturn_t spear_adc_isr(int irq, void *dev_id)
{
- struct spear_adc_state *st = (struct spear_adc_state *)dev_id;
+ struct spear_adc_state *st = dev_id;
/* Read value to clear IRQ */
st->value = spear_adc_get_average(st);
diff --git a/drivers/staging/iio/addac/Kconfig b/drivers/staging/iio/addac/Kconfig
index e6795e0bed1d..0ed7e13e2283 100644
--- a/drivers/staging/iio/addac/Kconfig
+++ b/drivers/staging/iio/addac/Kconfig
@@ -10,6 +10,9 @@ config ADT7316
Say yes here to build support for Analog Devices ADT7316, ADT7317, ADT7318
and ADT7516, ADT7517, ADT7519 temperature sensors, ADC and DAC.
+ To compile this driver as a module, choose M here: the module will
+ be called adt7316.
+
config ADT7316_SPI
tristate "support SPI bus connection"
depends on SPI && ADT7316
@@ -18,6 +21,9 @@ config ADT7316_SPI
Say yes here to build SPI bus support for Analog Devices ADT7316/7/8
and ADT7516/7/9.
+ To compile this driver as a module, choose M here: the module will
+ be called adt7316_spi.
+
config ADT7316_I2C
tristate "support I2C bus connection"
depends on I2C && ADT7316
@@ -25,4 +31,7 @@ config ADT7316_I2C
Say yes here to build I2C bus support for Analog Devices ADT7316/7/8
and ADT7516/7/9.
+ To compile this driver as a module, choose M here: the module will
+ be called adt7316_i2c.
+
endmenu
diff --git a/drivers/staging/iio/addac/adt7316.h b/drivers/staging/iio/addac/adt7316.h
index ec50bf34628d..ec40fbb698a6 100644
--- a/drivers/staging/iio/addac/adt7316.h
+++ b/drivers/staging/iio/addac/adt7316.h
@@ -30,6 +30,7 @@ extern const struct dev_pm_ops adt7316_pm_ops;
#else
#define ADT7316_PM_OPS NULL
#endif
-int adt7316_probe(struct device *dev, struct adt7316_bus *bus, const char *name);
+int adt7316_probe(struct device *dev, struct adt7316_bus *bus,
+ const char *name);
#endif
diff --git a/drivers/staging/iio/gyro/Kconfig b/drivers/staging/iio/gyro/Kconfig
index 88b199bb2926..f62f68fd6f3f 100644
--- a/drivers/staging/iio/gyro/Kconfig
+++ b/drivers/staging/iio/gyro/Kconfig
@@ -7,7 +7,10 @@ config ADIS16060
tristate "Analog Devices ADIS16060 Yaw Rate Gyroscope with SPI driver"
depends on SPI
help
- Say yes here to build support for Analog Devices adis16060 wide bandwidth
+ Say Y (yes) here to build support for Analog Devices adis16060 wide bandwidth
yaw rate gyroscope with SPI.
+ To compile this driver as a module, say M here: the module will be
+ called adis16060. If unsure, say N.
+
endmenu
diff --git a/drivers/staging/iio/light/tsl2x7x_core.c b/drivers/staging/iio/light/tsl2x7x_core.c
index e0d88fa2a5b5..423f96bdf595 100644
--- a/drivers/staging/iio/light/tsl2x7x_core.c
+++ b/drivers/staging/iio/light/tsl2x7x_core.c
@@ -1040,8 +1040,8 @@ static ssize_t tsl2x7x_als_persistence_show(struct device *dev,
y = (TSL2X7X_MAX_TIMER_CNT - (u8)chip->tsl2x7x_settings.als_time) + 1;
z = y * TSL2X7X_MIN_ITIME;
filter_delay = z * (chip->tsl2x7x_settings.persistence & 0x0F);
- y = (filter_delay / 1000);
- z = (filter_delay % 1000);
+ y = filter_delay / 1000;
+ z = filter_delay % 1000;
return snprintf(buf, PAGE_SIZE, "%d.%03d\n", y, z);
}
@@ -1086,8 +1086,8 @@ static ssize_t tsl2x7x_prox_persistence_show(struct device *dev,
y = (TSL2X7X_MAX_TIMER_CNT - (u8)chip->tsl2x7x_settings.prx_time) + 1;
z = y * TSL2X7X_MIN_ITIME;
filter_delay = z * ((chip->tsl2x7x_settings.persistence & 0xF0) >> 4);
- y = (filter_delay / 1000);
- z = (filter_delay % 1000);
+ y = filter_delay / 1000;
+ z = filter_delay % 1000;
return snprintf(buf, PAGE_SIZE, "%d.%03d\n", y, z);
}
@@ -1573,8 +1573,7 @@ static struct attribute *tsl2x7x_ALS_device_attrs[] = {
&dev_attr_power_state.attr,
&dev_attr_in_illuminance0_calibscale_available.attr,
&dev_attr_in_illuminance0_integration_time.attr,
- &iio_const_attr_in_illuminance0_integration_time_available\
- .dev_attr.attr,
+ &iio_const_attr_in_illuminance0_integration_time_available.dev_attr.attr,
&dev_attr_in_illuminance0_target_input.attr,
&dev_attr_in_illuminance0_calibrate.attr,
&dev_attr_in_illuminance0_lux_table.attr,
@@ -1591,8 +1590,7 @@ static struct attribute *tsl2x7x_ALSPRX_device_attrs[] = {
&dev_attr_power_state.attr,
&dev_attr_in_illuminance0_calibscale_available.attr,
&dev_attr_in_illuminance0_integration_time.attr,
- &iio_const_attr_in_illuminance0_integration_time_available\
- .dev_attr.attr,
+ &iio_const_attr_in_illuminance0_integration_time_available.dev_attr.attr,
&dev_attr_in_illuminance0_target_input.attr,
&dev_attr_in_illuminance0_calibrate.attr,
&dev_attr_in_illuminance0_lux_table.attr,
@@ -1611,8 +1609,7 @@ static struct attribute *tsl2x7x_ALSPRX2_device_attrs[] = {
&dev_attr_power_state.attr,
&dev_attr_in_illuminance0_calibscale_available.attr,
&dev_attr_in_illuminance0_integration_time.attr,
- &iio_const_attr_in_illuminance0_integration_time_available\
- .dev_attr.attr,
+ &iio_const_attr_in_illuminance0_integration_time_available.dev_attr.attr,
&dev_attr_in_illuminance0_target_input.attr,
&dev_attr_in_illuminance0_calibrate.attr,
&dev_attr_in_illuminance0_lux_table.attr,
diff --git a/drivers/staging/iio/meter/Kconfig b/drivers/staging/iio/meter/Kconfig
index e53274b64ae1..64cd3704ec6e 100644
--- a/drivers/staging/iio/meter/Kconfig
+++ b/drivers/staging/iio/meter/Kconfig
@@ -10,6 +10,9 @@ config ADE7753
Say yes here to build support for Analog Devices ADE7753 Single-Phase Multifunction
Metering IC with di/dt Sensor Interface.
+ To compile this driver as a module, choose M here: the
+ module will be called ade7753.
+
config ADE7754
tristate "Analog Devices ADE7754 Polyphase Multifunction Energy Metering IC Driver"
depends on SPI
@@ -17,6 +20,9 @@ config ADE7754
Say yes here to build support for Analog Devices ADE7754 Polyphase
Multifunction Energy Metering IC Driver.
+ To compile this driver as a module, choose M here: the
+ module will be called ade7754.
+
config ADE7758
tristate "Analog Devices ADE7758 Poly Phase Multifunction Energy Metering IC Driver"
depends on SPI
@@ -26,6 +32,9 @@ config ADE7758
Say yes here to build support for Analog Devices ADE7758 Polyphase
Multifunction Energy Metering IC with Per Phase Information Driver.
+ To compile this driver as a module, choose M here: the
+ module will be called ade7758.
+
config ADE7759
tristate "Analog Devices ADE7759 Active Energy Metering IC Driver"
depends on SPI
@@ -33,6 +42,9 @@ config ADE7759
Say yes here to build support for Analog Devices ADE7758 Active Energy
Metering IC with di/dt Sensor Interface.
+ To compile this driver as a module, choose M here: the
+ module will be called ade7759.
+
config ADE7854
tristate "Analog Devices ADE7854/58/68/78 Polyphase Multifunction Energy Metering IC Driver"
depends on SPI || I2C
@@ -40,6 +52,9 @@ config ADE7854
Say yes here to build support for Analog Devices ADE7854/58/68/78 Polyphase
Multifunction Energy Metering IC Driver.
+ To compile this driver as a module, choose M here: the
+ module will be called ade7854.
+
config ADE7854_I2C
tristate "support I2C bus connection"
depends on ADE7854 && I2C
diff --git a/drivers/staging/iio/trigger/Kconfig b/drivers/staging/iio/trigger/Kconfig
index 2fd18c60323d..710a2f3e787e 100644
--- a/drivers/staging/iio/trigger/Kconfig
+++ b/drivers/staging/iio/trigger/Kconfig
@@ -1,4 +1,4 @@
-#
+ #
# Industrial I/O standalone triggers
#
comment "Triggers - standalone"
@@ -12,6 +12,9 @@ config IIO_PERIODIC_RTC_TRIGGER
Provides support for using periodic capable real time
clocks as IIO triggers.
+ To compile this driver as a module, choose M here: the
+ module will be called iio-trig-periodic-rtc.
+
config IIO_BFIN_TMR_TRIGGER
tristate "Blackfin TIMER trigger"
depends on BLACKFIN
diff --git a/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c b/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c
index 82c2e6d3f5a7..a24caf73ae0b 100644
--- a/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c
+++ b/drivers/staging/iio/trigger/iio-trig-periodic-rtc.c
@@ -72,7 +72,8 @@ static ssize_t iio_trig_periodic_write_freq(struct device *dev,
if (val > 0) {
ret = rtc_irq_set_freq(trig_info->rtc, &trig_info->task, val);
if (ret == 0 && trig_info->state && trig_info->frequency == 0)
- ret = rtc_irq_set_state(trig_info->rtc, &trig_info->task, 1);
+ ret = rtc_irq_set_state(trig_info->rtc,
+ &trig_info->task, 1);
} else if (val == 0) {
ret = rtc_irq_set_state(trig_info->rtc, &trig_info->task, 0);
} else