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Diffstat (limited to 'include/linux/rio.h')
-rw-r--r--include/linux/rio.h27
1 files changed, 20 insertions, 7 deletions
diff --git a/include/linux/rio.h b/include/linux/rio.h
index ff681ebba585..4d50611112ba 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -24,6 +24,7 @@
#define RIO_NO_HOPCOUNT -1
#define RIO_INVALID_DESTID 0xffff
+#define RIO_MAX_MPORTS 8
#define RIO_MAX_MPORT_RESOURCES 16
#define RIO_MAX_DEV_RESOURCES 16
@@ -241,7 +242,7 @@ struct rio_mport {
struct rio_msg inb_msg[RIO_MAX_MBOX];
struct rio_msg outb_msg[RIO_MAX_MBOX];
int host_deviceid; /* Host device ID */
- struct rio_ops *ops; /* maintenance transaction functions */
+ struct rio_ops *ops; /* low-level architecture-dependent routines */
unsigned char id; /* port ID, unique among all ports */
unsigned char index; /* port index, unique among all port
interfaces of the same type */
@@ -285,6 +286,13 @@ struct rio_net {
* @cwrite: Callback to perform network write of config space.
* @dsend: Callback to send a doorbell message.
* @pwenable: Callback to enable/disable port-write message handling.
+ * @open_outb_mbox: Callback to initialize outbound mailbox.
+ * @close_outb_mbox: Callback to shut down outbound mailbox.
+ * @open_inb_mbox: Callback to initialize inbound mailbox.
+ * @close_inb_mbox: Callback to shut down inbound mailbox.
+ * @add_outb_message: Callback to add a message to an outbound mailbox queue.
+ * @add_inb_buffer: Callback to add a buffer to an inbound mailbox queue.
+ * @get_inb_message: Callback to get a message from an inbound mailbox queue.
*/
struct rio_ops {
int (*lcread) (struct rio_mport *mport, int index, u32 offset, int len,
@@ -297,6 +305,16 @@ struct rio_ops {
u8 hopcount, u32 offset, int len, u32 data);
int (*dsend) (struct rio_mport *mport, int index, u16 destid, u16 data);
int (*pwenable) (struct rio_mport *mport, int enable);
+ int (*open_outb_mbox)(struct rio_mport *mport, void *dev_id,
+ int mbox, int entries);
+ void (*close_outb_mbox)(struct rio_mport *mport, int mbox);
+ int (*open_inb_mbox)(struct rio_mport *mport, void *dev_id,
+ int mbox, int entries);
+ void (*close_inb_mbox)(struct rio_mport *mport, int mbox);
+ int (*add_outb_message)(struct rio_mport *mport, struct rio_dev *rdev,
+ int mbox, void *buffer, size_t len);
+ int (*add_inb_buffer)(struct rio_mport *mport, int mbox, void *buf);
+ void *(*get_inb_message)(struct rio_mport *mport, int mbox);
};
#define RIO_RESOURCE_MEM 0x00000100
@@ -378,12 +396,7 @@ union rio_pw_msg {
};
/* Architecture and hardware-specific functions */
-extern int rio_init_mports(void);
-extern void rio_register_mport(struct rio_mport *);
-extern int rio_hw_add_outb_message(struct rio_mport *, struct rio_dev *, int,
- void *, size_t);
-extern int rio_hw_add_inb_buffer(struct rio_mport *, int, void *);
-extern void *rio_hw_get_inb_message(struct rio_mport *, int);
+extern int rio_register_mport(struct rio_mport *);
extern int rio_open_inb_mbox(struct rio_mport *, void *, int, int);
extern void rio_close_inb_mbox(struct rio_mport *, int);
extern int rio_open_outb_mbox(struct rio_mport *, void *, int, int);