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Mixed back of updates and trivial examples fixes.

Browse source 
Nothing terribly interesting in this one.
 
 8 July 2012
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Merge tag 'togreg_8_7_2012' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next

Mixed back of updates and trivial examples fixes.
Nothing terribly interesting in this one.

8 July 2012
This commit is contained in:
Greg Kroah-Hartman 2012-07-09 13:39:08 -07:00
parent 8b67527113 c732a24c5a
commit f12db36d3f
6 changed files with 56 additions and 47 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Documentation/ABI/testing/sysfs-bus-iio
View file

@ -275,7 +275,7 @@ What: /sys/.../iio:deviceX/in_voltage-voltage_scale_available
What: /sys/.../iio:deviceX/out_voltageX_scale_available
What: /sys/.../iio:deviceX/out_altvoltageX_scale_available
What: /sys/.../iio:deviceX/in_capacitance_scale_available
KernelVersion: 2.635
KernelVersion: 2.6.35
Contact: linux-iio@vger.kernel.org
Description:
If a discrete set of scale values is available, they

42
drivers/iio/industrialio-trigger.c
View file

@ -51,25 +51,19 @@ static ssize_t iio_trigger_read_name(struct device *dev,
static DEVICE_ATTR(name, S_IRUGO, iio_trigger_read_name, NULL);
/**
* iio_trigger_register_sysfs() - create a device for this trigger
* @trig_info: the trigger
*
* Also adds any control attribute registered by the trigger driver
**/
static int iio_trigger_register_sysfs(struct iio_trigger *trig_info)
{
return sysfs_add_file_to_group(&trig_info->dev.kobj,
&dev_attr_name.attr,
NULL);
}
static struct attribute *iio_trig_dev_attrs[] = {
&dev_attr_name.attr,
NULL,
};
static void iio_trigger_unregister_sysfs(struct iio_trigger *trig_info)
{
sysfs_remove_file_from_group(&trig_info->dev.kobj,
&dev_attr_name.attr,
NULL);
}
static struct attribute_group iio_trig_attr_group = {
.attrs = iio_trig_dev_attrs,
};
static const struct attribute_group *iio_trig_attr_groups[] = {
&iio_trig_attr_group,
NULL
};
int iio_trigger_register(struct iio_trigger *trig_info)
{
@ -88,10 +82,6 @@ int iio_trigger_register(struct iio_trigger *trig_info)
if (ret)
goto error_unregister_id;
ret = iio_trigger_register_sysfs(trig_info);
if (ret)
goto error_device_del;
/* Add to list of available triggers held by the IIO core */
mutex_lock(&iio_trigger_list_lock);
list_add_tail(&trig_info->list, &iio_trigger_list);
@ -99,8 +89,6 @@ int iio_trigger_register(struct iio_trigger *trig_info)
return 0;
error_device_del:
device_del(&trig_info->dev);
error_unregister_id:
ida_simple_remove(&iio_trigger_ida, trig_info->id);
error_ret:
@ -114,7 +102,6 @@ void iio_trigger_unregister(struct iio_trigger *trig_info)
list_del(&trig_info->list);
mutex_unlock(&iio_trigger_list_lock);
iio_trigger_unregister_sysfs(trig_info);
ida_simple_remove(&iio_trigger_ida, trig_info->id);
/* Possible issue in here */
device_unregister(&trig_info->dev);
@ -234,7 +221,7 @@ static int iio_trigger_attach_poll_func(struct iio_trigger *trig,
return ret;
}
static int iio_trigger_dettach_poll_func(struct iio_trigger *trig,
static int iio_trigger_detach_poll_func(struct iio_trigger *trig,
struct iio_poll_func *pf)
{
int ret = 0;
@ -406,6 +393,7 @@ static void iio_trig_release(struct device *device)
static struct device_type iio_trig_type = {
.release = iio_trig_release,
.groups = iio_trig_attr_groups,
};
static void iio_trig_subirqmask(struct irq_data *d)
@ -502,7 +490,7 @@ EXPORT_SYMBOL(iio_triggered_buffer_postenable);
int iio_triggered_buffer_predisable(struct iio_dev *indio_dev)
{
return iio_trigger_dettach_poll_func(indio_dev->trig,
return iio_trigger_detach_poll_func(indio_dev->trig,
indio_dev->pollfunc);
}
EXPORT_SYMBOL(iio_triggered_buffer_predisable);

12
drivers/staging/iio/Documentation/iio_event_monitor.c
View file

@ -68,6 +68,12 @@ static const char * const iio_modifier_names[] = {
[IIO_MOD_Z] = "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_CLEAR] = "clear",
[IIO_MOD_LIGHT_RED] = "red",
[IIO_MOD_LIGHT_GREEN] = "green",
[IIO_MOD_LIGHT_BLUE] = "blue",
};
static bool event_is_known(struct iio_event_data *event)
@ -106,6 +112,12 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_MOD_Z:
case IIO_MOD_LIGHT_BOTH:
case IIO_MOD_LIGHT_IR:
case IIO_MOD_ROOT_SUM_SQUARED_X_Y:
case IIO_MOD_SUM_SQUARED_X_Y_Z:
case IIO_MOD_LIGHT_CLEAR:
case IIO_MOD_LIGHT_RED:
case IIO_MOD_LIGHT_GREEN:
case IIO_MOD_LIGHT_BLUE:
break;
default:
return false;

2
drivers/staging/iio/Documentation/iio_utils.h
View file

@ -453,7 +453,7 @@ inline int find_type_by_name(const char *name, const char *type)
dp = opendir(iio_dir);
if (dp == NULL) {
printf("No industrialio devices available");
printf("No industrialio devices available\n");
return -ENODEV;
}

28
drivers/staging/iio/adc/adt7410.c
View file

@ -711,6 +711,7 @@ static int __devinit adt7410_probe(struct i2c_client *client,
struct iio_dev *indio_dev;
int ret = 0;
unsigned long *adt7410_platform_data = client->dev.platform_data;
unsigned long local_pdata[] = {0, 0};
indio_dev = iio_device_alloc(sizeof(*chip));
if (indio_dev == NULL) {
@ -728,6 +729,9 @@ static int __devinit adt7410_probe(struct i2c_client *client,
indio_dev->info = &adt7410_info;
indio_dev->modes = INDIO_DIRECT_MODE;
if (!adt7410_platform_data)
adt7410_platform_data = local_pdata;
/* CT critcal temperature event. line 0 */
if (client->irq) {
ret = request_threaded_irq(client->irq,
@ -753,13 +757,15 @@ static int __devinit adt7410_probe(struct i2c_client *client,
goto error_unreg_ct_irq;
}
if (client->irq && adt7410_platform_data[0]) {
ret = adt7410_i2c_read_byte(chip, ADT7410_CONFIG, &chip->config);
if (ret) {
ret = -EIO;
goto error_unreg_int_irq;
}
ret = adt7410_i2c_read_byte(chip, ADT7410_CONFIG, &chip->config);
if (ret) {
ret = -EIO;
goto error_unreg_int_irq;
}
chip->config |= ADT7410_RESOLUTION;
if (client->irq && adt7410_platform_data[0]) {
/* set irq polarity low level */
chip->config &= ~ADT7410_CT_POLARITY;
@ -768,12 +774,12 @@ static int __devinit adt7410_probe(struct i2c_client *client,
chip->config |= ADT7410_INT_POLARITY;
else
chip->config &= ~ADT7410_INT_POLARITY;
}
ret = adt7410_i2c_write_byte(chip, ADT7410_CONFIG, chip->config);
if (ret) {
ret = -EIO;
goto error_unreg_int_irq;
}
ret = adt7410_i2c_write_byte(chip, ADT7410_CONFIG, chip->config);
if (ret) {
ret = -EIO;
goto error_unreg_int_irq;
}
ret = iio_device_register(indio_dev);
if (ret)

17
include/linux/iio/buffer.h
View file

@ -85,7 +85,7 @@ struct iio_buffer {
/**
* iio_buffer_init() - Initialize the buffer structure
* @buffer: buffer to be initialized
* @buffer: buffer to be initialized
**/
void iio_buffer_init(struct iio_buffer *buffer);
@ -107,8 +107,9 @@ int iio_scan_mask_query(struct iio_dev *indio_dev,
/**
* iio_scan_mask_set() - set particular bit in the scan mask
* @buffer: the buffer whose scan mask we are interested in
* @bit: the bit to be set.
* @indio_dev IIO device structure
* @buffer: the buffer whose scan mask we are interested in
* @bit: the bit to be set.
**/
int iio_scan_mask_set(struct iio_dev *indio_dev,
struct iio_buffer *buffer, int bit);
@ -116,8 +117,8 @@ int iio_scan_mask_set(struct iio_dev *indio_dev,
/**
* iio_push_to_buffer() - push to a registered buffer.
* @buffer: IIO buffer structure for device
* @scan: Full scan.
* @timestamp:
* @data: the data to push to the buffer
* @timestamp: timestamp to associate with the data
*/
int iio_push_to_buffer(struct iio_buffer *buffer, unsigned char *data,
s64 timestamp);
@ -126,7 +127,9 @@ int iio_update_demux(struct iio_dev *indio_dev);
/**
* iio_buffer_register() - register the buffer with IIO core
* @indio_dev: device with the buffer to be registered
* @indio_dev: device with the buffer to be registered
* @channels: the channel descriptions used to construct buffer
* @num_channels: the number of channels
**/
int iio_buffer_register(struct iio_dev *indio_dev,
const struct iio_chan_spec *channels,
@ -134,7 +137,7 @@ int iio_buffer_register(struct iio_dev *indio_dev,
/**
* iio_buffer_unregister() - unregister the buffer from IIO core
* @indio_dev: the device with the buffer to be unregistered
* @indio_dev: the device with the buffer to be unregistered
**/
void iio_buffer_unregister(struct iio_dev *indio_dev);