[linux-2.6-block.git] / drivers / ieee1394 / raw1394-private.h

#ifndef IEEE1394_RAW1394_PRIVATE_H
#define IEEE1394_RAW1394_PRIVATE_H

/* header for definitions that are private to the raw1394 driver
   and not visible to user-space */

#define RAW1394_DEVICE_MAJOR      171
#define RAW1394_DEVICE_NAME       "raw1394"

#define RAW1394_MAX_USER_CSR_DIRS	16

struct iso_block_store {
        atomic_t refcount;
        size_t data_size;
        quadlet_t data[0];
};

enum raw1394_iso_state { RAW1394_ISO_INACTIVE = 0,
			 RAW1394_ISO_RECV = 1,
			 RAW1394_ISO_XMIT = 2 };

struct file_info {
        struct list_head list;

	struct mutex state_mutex;
        enum { opened, initialized, connected } state;
        unsigned int protocol_version;

        struct hpsb_host *host;

        struct list_head req_pending;	/* protected by reqlists_lock */
        struct list_head req_complete;	/* protected by reqlists_lock */
        spinlock_t reqlists_lock;
        wait_queue_head_t wait_complete;

        struct list_head addr_list;	/* protected by host_info_lock */

        u8 __user *fcp_buffer;

        u8 notification; /* (busreset-notification) RAW1394_NOTIFY_OFF/ON */

	/* new rawiso API */
	enum raw1394_iso_state iso_state;
	struct hpsb_iso *iso_handle;

	/* User space's CSR1212 dynamic ConfigROM directories */
	struct csr1212_keyval *csr1212_dirs[RAW1394_MAX_USER_CSR_DIRS];

	/* Legacy ConfigROM update flag */
	u8 cfgrom_upd;
};

struct arm_addr {
        struct list_head addr_list; /* file_info list */
        u64    start, end;
        u64    arm_tag;
        u8     access_rights;
        u8     notification_options;
        u8     client_transactions;
        u64    recvb;
        u16    rec_length;
        u8     *addr_space_buffer; /* accessed by read/write/lock requests */
};

struct pending_request {
        struct list_head list;
        struct file_info *file_info;
        struct hpsb_packet *packet;
        struct iso_block_store *ibs;
        quadlet_t *data;
        int free_data;
        struct raw1394_request req;
};

struct host_info {
        struct list_head list;
        struct hpsb_host *host;
        struct list_head file_info_list;  /* protected by host_info_lock */
};

#endif  /* IEEE1394_RAW1394_PRIVATE_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef IEEE1394_RAW1394_PRIVATE_H
	2	#define IEEE1394_RAW1394_PRIVATE_H
	3
	4	/* header for definitions that are private to the raw1394 driver
	5	and not visible to user-space */
	6
	7	#define RAW1394_DEVICE_MAJOR 171
	8	#define RAW1394_DEVICE_NAME "raw1394"
	9
	10	#define RAW1394_MAX_USER_CSR_DIRS 16
	11
	12	struct iso_block_store {
	13	atomic_t refcount;
	14	size_t data_size;
	15	quadlet_t data[0];
	16	};
	17
	18	enum raw1394_iso_state { RAW1394_ISO_INACTIVE = 0,
	19	RAW1394_ISO_RECV = 1,
	20	RAW1394_ISO_XMIT = 2 };
	21
	22	struct file_info {
	23	struct list_head list;
	24
10963ea1	25	struct mutex state_mutex;
1da177e4 LT	26	enum { opened, initialized, connected } state;
	27	unsigned int protocol_version;
	28
	29	struct hpsb_host *host;
	30
f9edc4f5 SR	31	struct list_head req_pending; /* protected by reqlists_lock */
f9edc4f5 SR	32	struct list_head req_complete; /* protected by reqlists_lock */
1da177e4	33	spinlock_t reqlists_lock;
45289bf6	34	wait_queue_head_t wait_complete;
1da177e4	35
f9edc4f5	36	struct list_head addr_list; /* protected by host_info_lock */
1da177e4 LT	37
	38	u8 __user *fcp_buffer;
	39
1da177e4 LT	40	u8 notification; /* (busreset-notification) RAW1394_NOTIFY_OFF/ON */
	41
	42	/* new rawiso API */
	43	enum raw1394_iso_state iso_state;
	44	struct hpsb_iso *iso_handle;
	45
	46	/* User space's CSR1212 dynamic ConfigROM directories */
	47	struct csr1212_keyval *csr1212_dirs[RAW1394_MAX_USER_CSR_DIRS];
	48
	49	/* Legacy ConfigROM update flag */
	50	u8 cfgrom_upd;
	51	};
	52
	53	struct arm_addr {
	54	struct list_head addr_list; /* file_info list */
	55	u64 start, end;
	56	u64 arm_tag;
	57	u8 access_rights;
	58	u8 notification_options;
	59	u8 client_transactions;
	60	u64 recvb;
	61	u16 rec_length;
f9edc4f5	62	u8 addr_space_buffer; / accessed by read/write/lock requests */
1da177e4 LT	63	};
	64
	65	struct pending_request {
	66	struct list_head list;
	67	struct file_info *file_info;
	68	struct hpsb_packet *packet;
	69	struct iso_block_store *ibs;
	70	quadlet_t *data;
	71	int free_data;
	72	struct raw1394_request req;
	73	};
	74
	75	struct host_info {
	76	struct list_head list;
	77	struct hpsb_host *host;
f9edc4f5	78	struct list_head file_info_list; /* protected by host_info_lock */
1da177e4 LT	79	};
	80
	81	#endif /* IEEE1394_RAW1394_PRIVATE_H */