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/* -*- c-basic-offset: 8 -*-
*
* fw-device.h - Device probing and sysfs code.
*
* Copyright (C) 2005-2006 Kristian Hoegsberg <krh@bitplanet.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __fw_device_h
#define __fw_device_h
#include <linux/fs.h>
#include <linux/cdev.h>
enum fw_device_state {
FW_DEVICE_INITIALIZING,
FW_DEVICE_RUNNING,
FW_DEVICE_SHUTDOWN
};
struct fw_device {
int state;
struct fw_node *node;
int node_id;
int generation;
struct fw_card *card;
struct device device;
struct cdev cdev;
__be32 *config_rom;
size_t config_rom_length;
int config_rom_retries;
struct delayed_work work;
};
static inline struct fw_device *
fw_device(struct device *dev)
{
return container_of(dev, struct fw_device, device);
}
struct fw_device *fw_device_get(struct fw_device *device);
void fw_device_put(struct fw_device *device);
int fw_device_enable_phys_dma(struct fw_device *device);
struct fw_unit {
struct device device;
u32 *directory;
};
static inline struct fw_unit *
fw_unit(struct device *dev)
{
return container_of(dev, struct fw_unit, device);
}
#define CSR_OFFSET 0x40
#define CSR_LEAF 0x80
#define CSR_DIRECTORY 0xc0
#define CSR_DESCRIPTOR 0x01
#define CSR_VENDOR 0x03
#define CSR_HARDWARE_VERSION 0x04
#define CSR_NODE_CAPABILITIES 0x0c
#define CSR_UNIT 0x11
#define CSR_SPECIFIER_ID 0x12
#define CSR_VERSION 0x13
#define CSR_DEPENDENT_INFO 0x14
#define CSR_MODEL 0x17
#define CSR_INSTANCE 0x18
#define SBP2_COMMAND_SET_SPECIFIER 0x38
#define SBP2_COMMAND_SET 0x39
#define SBP2_COMMAND_SET_REVISION 0x3b
#define SBP2_FIRMWARE_REVISION 0x3c
struct fw_csr_iterator {
u32 *p;
u32 *end;
};
void fw_csr_iterator_init(struct fw_csr_iterator *ci, u32 *p);
int fw_csr_iterator_next(struct fw_csr_iterator *ci,
int *key, int *value);
#define FW_MATCH_VENDOR 0x0001
#define FW_MATCH_MODEL 0x0002
#define FW_MATCH_SPECIFIER_ID 0x0004
#define FW_MATCH_VERSION 0x0008
struct fw_device_id {
u32 match_flags;
u32 vendor;
u32 model;
u32 specifier_id;
u32 version;
void *driver_data;
};
struct fw_driver {
struct device_driver driver;
/* Called when the parent device sits through a bus reset. */
void (*update) (struct fw_unit *unit);
const struct fw_device_id *id_table;
};
static inline struct fw_driver *
fw_driver(struct device_driver *drv)
{
return container_of(drv, struct fw_driver, driver);
}
extern const struct file_operations fw_device_ops;
#endif /* __fw_device_h */
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