1 /* -*- c-basic-offset: 8 -*-
3 * fw-device.h - Device probing and sysfs code.
5 * Copyright (C) 2005-2006 Kristian Hoegsberg <krh@bitplanet.net>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software Foundation,
19 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
26 #include <linux/cdev.h>
27 #include <asm/atomic.h>
29 enum fw_device_state {
30 FW_DEVICE_INITIALIZING,
42 struct list_head link;
43 struct list_head client_list;
45 size_t config_rom_length;
46 int config_rom_retries;
47 struct delayed_work work;
50 static inline struct fw_device *
51 fw_device(struct device *dev)
53 return container_of(dev, struct fw_device, device);
57 fw_device_is_shutdown(struct fw_device *device)
59 return atomic_read(&device->state) == FW_DEVICE_SHUTDOWN;
62 struct fw_device *fw_device_get(struct fw_device *device);
63 void fw_device_put(struct fw_device *device);
64 int fw_device_enable_phys_dma(struct fw_device *device);
66 void fw_device_cdev_update(struct fw_device *device);
67 void fw_device_cdev_remove(struct fw_device *device);
69 struct fw_device *fw_device_from_devt(dev_t devt);
70 extern int fw_cdev_major;
77 static inline struct fw_unit *
78 fw_unit(struct device *dev)
80 return container_of(dev, struct fw_unit, device);
83 #define CSR_OFFSET 0x40
85 #define CSR_DIRECTORY 0xc0
87 #define CSR_DESCRIPTOR 0x01
88 #define CSR_VENDOR 0x03
89 #define CSR_HARDWARE_VERSION 0x04
90 #define CSR_NODE_CAPABILITIES 0x0c
92 #define CSR_SPECIFIER_ID 0x12
93 #define CSR_VERSION 0x13
94 #define CSR_DEPENDENT_INFO 0x14
95 #define CSR_MODEL 0x17
96 #define CSR_INSTANCE 0x18
98 #define SBP2_COMMAND_SET_SPECIFIER 0x38
99 #define SBP2_COMMAND_SET 0x39
100 #define SBP2_COMMAND_SET_REVISION 0x3b
101 #define SBP2_FIRMWARE_REVISION 0x3c
103 struct fw_csr_iterator {
108 void fw_csr_iterator_init(struct fw_csr_iterator *ci, u32 *p);
109 int fw_csr_iterator_next(struct fw_csr_iterator *ci,
110 int *key, int *value);
112 #define FW_MATCH_VENDOR 0x0001
113 #define FW_MATCH_MODEL 0x0002
114 #define FW_MATCH_SPECIFIER_ID 0x0004
115 #define FW_MATCH_VERSION 0x0008
117 struct fw_device_id {
127 struct device_driver driver;
128 /* Called when the parent device sits through a bus reset. */
129 void (*update) (struct fw_unit *unit);
130 const struct fw_device_id *id_table;
133 static inline struct fw_driver *
134 fw_driver(struct device_driver *drv)
136 return container_of(drv, struct fw_driver, driver);
139 extern const struct file_operations fw_device_ops;
141 #endif /* __fw_device_h */