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authorCornelia Huck <cornelia.huck@de.ibm.com>2007-10-12 16:11:16 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-10-12 16:12:59 +0200
commitc02087162af5d8880ff2d688999d71e1bfa16f2f (patch)
tree5d4250db2ba2225f417f634eebb404311bf60402 /include/asm-s390/cmb.h
parentfc5019c5c7067bcea1e49fe9cd5190285f0c8927 (diff)
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[S390] cio: Kerneldoc comments for cmf.
- Fix existing kerneldoc-style comments. - Move descriptions of functions from cmb.h to cmf.c. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'include/asm-s390/cmb.h')
-rw-r--r--include/asm-s390/cmb.h65
1 files changed, 15 insertions, 50 deletions
diff --git a/include/asm-s390/cmb.h b/include/asm-s390/cmb.h
index 2e84eeb..5019685 100644
--- a/include/asm-s390/cmb.h
+++ b/include/asm-s390/cmb.h
@@ -1,29 +1,29 @@
#ifndef S390_CMB_H
#define S390_CMB_H
/**
- * struct cmbdata -- channel measurement block data for user space
+ * struct cmbdata - channel measurement block data for user space
+ * @size: size of the stored data
+ * @elapsed_time: time since last sampling
+ * @ssch_rsch_count: number of ssch and rsch
+ * @sample_count: number of samples
+ * @device_connect_time: time of device connect
+ * @function_pending_time: time of function pending
+ * @device_disconnect_time: time of device disconnect
+ * @control_unit_queuing_time: time of control unit queuing
+ * @device_active_only_time: time of device active only
+ * @device_busy_time: time of device busy (ext. format)
+ * @initial_command_response_time: initial command response time (ext. format)
*
- * @size: size of the stored data
- * @ssch_rsch_count: XXX
- * @sample_count:
- * @device_connect_time:
- * @function_pending_time:
- * @device_disconnect_time:
- * @control_unit_queuing_time:
- * @device_active_only_time:
- * @device_busy_time:
- * @initial_command_response_time:
- *
- * all values are stored as 64 bit for simplicity, especially
+ * All values are stored as 64 bit for simplicity, especially
* in 32 bit emulation mode. All time values are normalized to
* nanoseconds.
* Currently, two formats are known, which differ by the size of
* this structure, i.e. the last two members are only set when
* the extended channel measurement facility (first shipped in
* z990 machines) is activated.
- * Potentially, more fields could be added, which results in a
+ * Potentially, more fields could be added, which would result in a
* new ioctl number.
- **/
+ */
struct cmbdata {
__u64 size;
__u64 elapsed_time;
@@ -49,44 +49,9 @@ struct cmbdata {
#ifdef __KERNEL__
struct ccw_device;
-/**
- * enable_cmf() - switch on the channel measurement for a specific device
- * @cdev: The ccw device to be enabled
- * returns 0 for success or a negative error value.
- *
- * Context:
- * non-atomic
- **/
extern int enable_cmf(struct ccw_device *cdev);
-
-/**
- * disable_cmf() - switch off the channel measurement for a specific device
- * @cdev: The ccw device to be disabled
- * returns 0 for success or a negative error value.
- *
- * Context:
- * non-atomic
- **/
extern int disable_cmf(struct ccw_device *cdev);
-
-/**
- * cmf_read() - read one value from the current channel measurement block
- * @cmf: the channel to be read
- * @index: the name of the value that is read
- *
- * Context:
- * any
- **/
-
extern u64 cmf_read(struct ccw_device *cdev, int index);
-/**
- * cmf_readall() - read one value from the current channel measurement block
- * @cmf: the channel to be read
- * @data: a pointer to a data block that will be filled
- *
- * Context:
- * any
- **/
extern int cmf_readall(struct ccw_device *cdev, struct cmbdata *data);
#endif /* __KERNEL__ */