raid_class.c File Reference

#include <linux/init.h>
#include <linux/module.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/raid_class.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>

Go to the source code of this file.

Data Structures
struct	raid_internal
struct	raid_component

Macros
#define	RAID_NUM_ATTRS   3
#define	to_raid_internal(tmpl)   container_of(tmpl, struct raid_internal, r)
#define	tc_to_raid_internal(tcont)
#define	ac_to_raid_internal(acont)
#define	device_to_raid_internal(dev)
#define	raid_attr_show_internal(attr, fmt, var, code)
#define	raid_attr_ro_states(attr, states, code)
#define	raid_attr_ro_internal(attr, code)
#define	ATTR_CODE(attr)
#define	raid_attr_ro(attr)   raid_attr_ro_internal(attr, )
#define	raid_attr_ro_fn(attr)   raid_attr_ro_internal(attr, ATTR_CODE(attr))
#define	raid_attr_ro_state(attr)   raid_attr_ro_states(attr, attr, )
#define	raid_attr_ro_state_fn(attr)   raid_attr_ro_states(attr, attr, ATTR_CODE(attr))

Functions
	raid_attr_ro_state (level)
	raid_attr_ro_fn (resync)
	raid_attr_ro_state_fn (state)
int	raid_component_add (struct raid_template *r, struct device *raid_dev, struct device *component_dev)
	EXPORT_SYMBOL (raid_component_add)
struct raid_template *	raid_class_attach (struct raid_function_template *ft)
	EXPORT_SYMBOL (raid_class_attach)
void	raid_class_release (struct raid_template *r)
	EXPORT_SYMBOL (raid_class_release)
	MODULE_AUTHOR ("James Bottomley")
	MODULE_DESCRIPTION ("RAID device class")
	MODULE_LICENSE ("GPL")
	module_init (raid_init)
	module_exit (raid_exit)

Macro Definition Documentation

#define ac_to_raid_internal

(

acont

)

Value:

({                  \
	struct transport_container *tc =               \
        container_of(acont, struct transport_container, ac);    \
    tc_to_raid_internal(tc);                    \
})

Definition at line 47 of file raid_class.c.

#define ATTR_CODE

(

attr

)

Value:

struct raid_internal *i = device_to_raid_internal(dev);     \
    if (i->f->get_##attr)                       \
        i->f->get_##attr(dev->parent);

Definition at line 199 of file raid_class.c.

#define device_to_raid_internal

(

dev

)

Value:

({              \
	struct attribute_container *ac =               \
        attribute_container_classdev_to_container(dev); \
    ac_to_raid_internal(ac);                    \
})

Definition at line 53 of file raid_class.c.

#define raid_attr_ro

(

attr

)

raid_attr_ro_internal(attr, )

Definition at line 204 of file raid_class.c.

#define raid_attr_ro_fn

(

attr

)

raid_attr_ro_internal(attr, ATTR_CODE(attr))

Definition at line 205 of file raid_class.c.

#define raid_attr_ro_internal	(		attr,
			code
	)

Value:

raid_attr_show_internal(attr, %d, rd->attr, code)           \
static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)

Definition at line 195 of file raid_class.c.

#define raid_attr_ro_state

(

attr

)

raid_attr_ro_states(attr, attr, )

Definition at line 206 of file raid_class.c.

#define raid_attr_ro_state_fn

(

attr

)

raid_attr_ro_states(attr, attr, ATTR_CODE(attr))

Definition at line 207 of file raid_class.c.

#define raid_attr_ro_states	(		attr,
			states,
			code
	)

Value:

raid_attr_show_internal(attr, %s, name,                 \
    const char *name;                       \
    code                                \
    name = raid_##states##_name(rd->attr);              \
)                                   \
static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)

Definition at line 186 of file raid_class.c.

#define raid_attr_show_internal	(		attr,
			fmt,
			var,
			code
	)

Value:

static ssize_t raid_show_##attr(struct device *dev,             \
                struct device_attribute *attr,      \
                char *buf)              \
{                                   \
	struct raid_data *rd = dev_get_drvdata(dev);           \
    code                                \
    return snprintf(buf, 20, #fmt "\n", var);           \
}

Definition at line 176 of file raid_class.c.

#define RAID_NUM_ATTRS   3

Definition at line 21 of file raid_class.c.

#define tc_to_raid_internal

(

tcont

)

Value:

({                  \
	struct raid_template *r =                  \
        container_of(tcont, struct raid_template, raid_attrs);  \
    to_raid_internal(r);                        \
})

Definition at line 41 of file raid_class.c.

#define to_raid_internal

(

tmpl

)

container_of(tmpl, struct raid_internal, r)

Definition at line 39 of file raid_class.c.

Function Documentation

EXPORT_SYMBOL

(

raid_component_add

)

EXPORT_SYMBOL

(

raid_class_attach

)

EXPORT_SYMBOL

(

raid_class_release

)

MODULE_AUTHOR

(

"James Bottomley"

)

MODULE_DESCRIPTION

(

"RAID device class"

)

module_exit

(

raid_exit

)

module_init

(

raid_init

)

MODULE_LICENSE

(

"GPL"

)

raid_attr_ro_fn

(

resync

)

raid_attr_ro_state

(

level

)

raid_attr_ro_state_fn

(

state

)

struct raid_template* raid_class_attach ( struct raid_function_template *  ft )

read

Definition at line 262 of file raid_class.c.

void raid_class_release

(

struct raid_template *

r

)

Definition at line 291 of file raid_class.c.

int raid_component_add	(	struct raid_template *	r,
		struct device *	raid_dev,
		struct device *	component_dev
	)

Definition at line 223 of file raid_class.c.

Variable Documentation

char* name

Definition at line 122 of file raid_class.c.

enum raid_level value

Definition at line 121 of file raid_class.c.