Skip to content

Z
ZIO
Commit 04a212e5 authored by Federico Vaga's avatar Federico Vaga Committed by Federico Vaga
Browse files
Options

sysfs: add cset default attribute direction 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent 3ee06bb3
Show whitespace changes
Inline Side-by-side
Showing with 15 additions and 0 deletions
sysfs.c
View file @ 04a212e5
...@@ -772,6 +772,17 @@ static ssize_t zio_buf_flush(struct device *dev, ...@@ -772,6 +772,17 @@ static ssize_t zio_buf_flush(struct device *dev,
return count; return count;
} }
/**
* It returns the data direction of a given channel set
*/
static ssize_t zio_show_dire(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct zio_cset *cset = to_zio_cset(dev);
return sprintf(buf, "%s\n", cset->flags & ZIO_DIR ? "output" : "input");
}
#if ZIO_HAS_BINARY_CONTROL #if ZIO_HAS_BINARY_CONTROL
/* /*
* zobj_read_cur_ctrl * zobj_read_cur_ctrl
...@@ -849,6 +860,7 @@ enum zio_default_attribute_numeration { ...@@ -849,6 +860,7 @@ enum zio_default_attribute_numeration {
ZIO_DAN_TYPE, /* devtype */ ZIO_DAN_TYPE, /* devtype */
ZIO_DAN_FLUS, /* flush */ ZIO_DAN_FLUS, /* flush */
ZIO_DAN_ALAR, /* alarms */ ZIO_DAN_ALAR, /* alarms */
ZIO_DAN_DIRE, /* direction */
}; };
/* default zio attributes */ /* default zio attributes */
...@@ -869,6 +881,8 @@ static struct device_attribute zio_default_attributes[] = { ...@@ -869,6 +881,8 @@ static struct device_attribute zio_default_attributes[] = {
NULL, zio_buf_flush), NULL, zio_buf_flush),
[ZIO_DAN_ALAR] = __ATTR(alarms, ZIO_RW_PERM, [ZIO_DAN_ALAR] = __ATTR(alarms, ZIO_RW_PERM,
zio_show_alarm, zio_store_alarm), zio_show_alarm, zio_store_alarm),
[ZIO_DAN_DIRE] = __ATTR(direction, ZIO_RO_PERM,
zio_show_dire, NULL),
__ATTR_NULL, __ATTR_NULL,
}; };
/* default attributes for most of the zio objects */ /* default attributes for most of the zio objects */
...@@ -887,6 +901,7 @@ static struct attribute *def_hie_attrs_ptr[] = { ...@@ -887,6 +901,7 @@ static struct attribute *def_hie_attrs_ptr[] = {
static struct attribute *def_cset_attrs_ptr[] = { static struct attribute *def_cset_attrs_ptr[] = {
&zio_default_attributes[ZIO_DAN_CTRI].attr, &zio_default_attributes[ZIO_DAN_CTRI].attr,
&zio_default_attributes[ZIO_DAN_CBUF].attr, &zio_default_attributes[ZIO_DAN_CBUF].attr,
&zio_default_attributes[ZIO_DAN_DIRE].attr,
NULL, NULL,
}; };
/* default attributes for channel */ /* default attributes for channel */
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment