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authorPaul Mackerras <paulus@samba.org>2005-10-05 23:22:17 -0400
committerPaul Mackerras <paulus@samba.org>2005-10-05 23:22:17 -0400
commit2e686bc3bf6268e30eb9584e0bcd43b7bec28f3b (patch)
treeec000e3c6528e3edfcd0e03a3950ffee909ae8c6 /include/asm-powerpc/of_device.h
parent187a00679ad51dfb3d3e74620217417102784218 (diff)
powerpc: Merge of_device.c and of_device.h
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/of_device.h')
-rw-r--r--include/asm-powerpc/of_device.h64
1 files changed, 64 insertions, 0 deletions
diff --git a/include/asm-powerpc/of_device.h b/include/asm-powerpc/of_device.h
new file mode 100644
index 000000000000..ddb16aae0bd6
--- /dev/null
+++ b/include/asm-powerpc/of_device.h
@@ -0,0 +1,64 @@
1#ifndef _ASM_POWERPC_OF_DEVICE_H
2#define _ASM_POWERPC_OF_DEVICE_H
3
4#include <linux/device.h>
5#include <linux/mod_devicetable.h>
6#include <asm/prom.h>
7
8/*
9 * The of_platform_bus_type is a bus type used by drivers that do not
10 * attach to a macio or similar bus but still use OF probing
11 * mecanism
12 */
13extern struct bus_type of_platform_bus_type;
14
15/*
16 * The of_device is a kind of "base class" that is a superset of
17 * struct device for use by devices attached to an OF node and
18 * probed using OF properties
19 */
20struct of_device
21{
22 struct device_node *node; /* OF device node */
23 u64 dma_mask; /* DMA mask */
24 struct device dev; /* Generic device interface */
25};
26#define to_of_device(d) container_of(d, struct of_device, dev)
27
28extern const struct of_device_id *of_match_device(
29 const struct of_device_id *matches, const struct of_device *dev);
30
31extern struct of_device *of_dev_get(struct of_device *dev);
32extern void of_dev_put(struct of_device *dev);
33
34/*
35 * An of_platform_driver driver is attached to a basic of_device on
36 * the "platform bus" (of_platform_bus_type)
37 */
38struct of_platform_driver
39{
40 char *name;
41 struct of_device_id *match_table;
42 struct module *owner;
43
44 int (*probe)(struct of_device* dev, const struct of_device_id *match);
45 int (*remove)(struct of_device* dev);
46
47 int (*suspend)(struct of_device* dev, pm_message_t state);
48 int (*resume)(struct of_device* dev);
49 int (*shutdown)(struct of_device* dev);
50
51 struct device_driver driver;
52};
53#define to_of_platform_driver(drv) container_of(drv,struct of_platform_driver, driver)
54
55extern int of_register_driver(struct of_platform_driver *drv);
56extern void of_unregister_driver(struct of_platform_driver *drv);
57extern int of_device_register(struct of_device *ofdev);
58extern void of_device_unregister(struct of_device *ofdev);
59extern struct of_device *of_platform_device_create(struct device_node *np,
60 const char *bus_id,
61 struct device *parent);
62extern void of_release_dev(struct device *dev);
63
64#endif /* _ASM_POWERPC_OF_DEVICE_H */