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[PATCH] pktcdvd: add sysfs and debugfs interface

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Add a sysfs and debugfs interface to the pktcdvd driver.

Look into the Documentation/ABI/testing/* files in the patch for more info.

Signed-off-by: Thomas Maier <balagi@justmail.de>
Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Thomas Maier
2006-12-08 02:36:12 -08:00
committed by Linus Torvalds
parent 0a0fc9601d
commit 32694850a9
5 changed files with 583 additions and 5 deletions
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18
include/linux/pktcdvd.h
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@@ -111,7 +111,8 @@ struct pkt_ctrl_command {
#include <linux/blkdev.h>
#include <linux/completion.h>
#include <linux/cdrom.h>
#include <linux/kobject.h>
#include <linux/sysfs.h>
/* default bio write queue congestion marks */
#define PKT_WRITE_CONGESTION_ON 10000
@@ -247,6 +248,14 @@ struct packet_stacked_data
};
#define PSD_POOL_SIZE 64
struct pktcdvd_kobj
{
struct kobject kobj;
struct pktcdvd_device *pd;
};
#define to_pktcdvdkobj(_k) \
((struct pktcdvd_kobj*)container_of(_k,struct pktcdvd_kobj,kobj))
struct pktcdvd_device
{
struct block_device *bdev; /* dev attached */
@@ -280,6 +289,13 @@ struct pktcdvd_device
int write_congestion_off;
int write_congestion_on;
struct class_device *clsdev; /* sysfs pktcdvd[0-7] class dev */
struct pktcdvd_kobj *kobj_stat; /* sysfs pktcdvd[0-7]/stat/ */
struct pktcdvd_kobj *kobj_wqueue; /* sysfs pktcdvd[0-7]/write_queue/ */
struct dentry *dfs_d_root; /* debugfs: devname directory */
struct dentry *dfs_f_info; /* debugfs: info file */
};
#endif /* __KERNEL__ */