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,
35 struct fw_attribute_group {
36 struct attribute_group *groups[2];
37 struct attribute_group group;
38 struct attribute *attrs[11];
48 struct list_head link;
49 struct list_head client_list;
51 size_t config_rom_length;
52 int config_rom_retries;
53 struct delayed_work work;
54 struct fw_attribute_group attribute_group;
57 static inline struct fw_device *
58 fw_device(struct device *dev)
60 return container_of(dev, struct fw_device, device);
64 fw_device_is_shutdown(struct fw_device *device)
66 return atomic_read(&device->state) == FW_DEVICE_SHUTDOWN;
69 struct fw_device *fw_device_get(struct fw_device *device);
70 void fw_device_put(struct fw_device *device);
71 int fw_device_enable_phys_dma(struct fw_device *device);
73 void fw_device_cdev_update(struct fw_device *device);
74 void fw_device_cdev_remove(struct fw_device *device);
76 struct fw_device *fw_device_from_devt(dev_t devt);
77 extern int fw_cdev_major;
82 struct fw_attribute_group attribute_group;
85 static inline struct fw_unit *
86 fw_unit(struct device *dev)
88 return container_of(dev, struct fw_unit, device);
91 #define CSR_OFFSET 0x40
93 #define CSR_DIRECTORY 0xc0
95 #define CSR_DESCRIPTOR 0x01
96 #define CSR_VENDOR 0x03
97 #define CSR_HARDWARE_VERSION 0x04
98 #define CSR_NODE_CAPABILITIES 0x0c
100 #define CSR_SPECIFIER_ID 0x12
101 #define CSR_VERSION 0x13
102 #define CSR_DEPENDENT_INFO 0x14
103 #define CSR_MODEL 0x17
104 #define CSR_INSTANCE 0x18
106 #define SBP2_COMMAND_SET_SPECIFIER 0x38
107 #define SBP2_COMMAND_SET 0x39
108 #define SBP2_COMMAND_SET_REVISION 0x3b
109 #define SBP2_FIRMWARE_REVISION 0x3c
111 struct fw_csr_iterator {
116 void fw_csr_iterator_init(struct fw_csr_iterator *ci, u32 *p);
117 int fw_csr_iterator_next(struct fw_csr_iterator *ci,
118 int *key, int *value);
120 #define FW_MATCH_VENDOR 0x0001
121 #define FW_MATCH_MODEL 0x0002
122 #define FW_MATCH_SPECIFIER_ID 0x0004
123 #define FW_MATCH_VERSION 0x0008
125 struct fw_device_id {
135 struct device_driver driver;
136 /* Called when the parent device sits through a bus reset. */
137 void (*update) (struct fw_unit *unit);
138 const struct fw_device_id *id_table;
141 static inline struct fw_driver *
142 fw_driver(struct device_driver *drv)
144 return container_of(drv, struct fw_driver, driver);
147 extern const struct file_operations fw_device_ops;
149 #endif /* __fw_device_h */