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staging:iio:naming in the EV_BIT macro fix. 

Should always have been IIO_EV_DIR_MAX as that's what it actually controls.
Also reduced the number to 4 as not yet seen a case needing more and this
is not userspace visible anyway.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2011-09-02 17:14:42 +01:00 committed by Greg Kroah-Hartman
parent e614a54b29
commit c04ea8ae99
2 changed files with 12 additions and 12 deletions
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20
drivers/staging/iio/industrialio-core.c
View File

@ -791,27 +791,27 @@ static int iio_device_add_event_sysfs(struct iio_dev *dev_info,
for_each_set_bit(i, &chan->event_mask, sizeof(chan->event_mask)*8) {
postfix = kasprintf(GFP_KERNEL, "%s_%s_en",
iio_ev_type_text[i/IIO_EV_TYPE_MAX],
iio_ev_dir_text[i%IIO_EV_TYPE_MAX]);
iio_ev_type_text[i/IIO_EV_DIR_MAX],
iio_ev_dir_text[i%IIO_EV_DIR_MAX]);
if (postfix == NULL) {
ret = -ENOMEM;
goto error_ret;
}
if (chan->modified)
mask = IIO_MOD_EVENT_CODE(chan->type, 0, chan->channel,
i/IIO_EV_TYPE_MAX,
i%IIO_EV_TYPE_MAX);
i/IIO_EV_DIR_MAX,
i%IIO_EV_DIR_MAX);
else if (chan->type == IIO_VOLTAGE_DIFF)
mask = IIO_MOD_EVENT_CODE(chan->type,
chan->channel,
chan->channel2,
i/IIO_EV_TYPE_MAX,
i%IIO_EV_TYPE_MAX);
i/IIO_EV_DIR_MAX,
i%IIO_EV_DIR_MAX);
else
mask = IIO_UNMOD_EVENT_CODE(chan->type,
chan->channel,
i/IIO_EV_TYPE_MAX,
i%IIO_EV_TYPE_MAX);
i/IIO_EV_DIR_MAX,
i%IIO_EV_DIR_MAX);
ret = __iio_add_chan_devattr(postfix,
chan,
@ -827,8 +827,8 @@ static int iio_device_add_event_sysfs(struct iio_dev *dev_info,
goto error_ret;
attrcount++;
postfix = kasprintf(GFP_KERNEL, "%s_%s_value",
iio_ev_type_text[i/IIO_EV_TYPE_MAX],
iio_ev_dir_text[i%IIO_EV_TYPE_MAX]);
iio_ev_type_text[i/IIO_EV_DIR_MAX],
iio_ev_dir_text[i%IIO_EV_DIR_MAX]);
if (postfix == NULL) {
ret = -ENOMEM;
goto error_ret;

4
drivers/staging/iio/sysfs.h
View File

@ -131,9 +131,9 @@ enum iio_event_direction {
(((u64)type << 56) | ((u64)direction << 48) | ((u64)modifier << 40) | \
((u64)chan_type << 32) | (chan2 << 16) | chan1 | chan)
#define IIO_EV_TYPE_MAX 8
#define IIO_EV_DIR_MAX 4
#define IIO_EV_BIT(type, direction) \
(1 << (type*IIO_EV_TYPE_MAX + direction))
(1 << (type*IIO_EV_DIR_MAX + direction))
#define IIO_MOD_EVENT_CODE(channelclass, number, modifier, \
type, direction) \