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Diffstat (limited to 'include/linux/rio.h')
-rw-r--r--include/linux/rio.h51
1 files changed, 24 insertions, 27 deletions
diff --git a/include/linux/rio.h b/include/linux/rio.h
index 18e099342e6f..fcd492e7aff4 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -94,6 +94,23 @@ union rio_pw_msg;
* @switchid: Switch ID that is unique across a network
* @route_table: Copy of switch routing table
* @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0
+ * @ops: pointer to switch-specific operations
+ * @lock: lock to serialize operations updates
+ * @nextdev: Array of per-port pointers to the next attached device
+ */
+struct rio_switch {
+ struct list_head node;
+ u16 switchid;
+ u8 *route_table;
+ u32 port_ok;
+ struct rio_switch_ops *ops;
+ spinlock_t lock;
+ struct rio_dev *nextdev[0];
+};
+
+/**
+ * struct rio_switch_ops - Per-switch operations
+ * @owner: The module owner of this structure
* @add_entry: Callback for switch-specific route add function
* @get_entry: Callback for switch-specific route get function
* @clr_table: Callback for switch-specific clear route table function
@@ -101,14 +118,12 @@ union rio_pw_msg;
* @get_domain: Callback for switch-specific domain get function
* @em_init: Callback for switch-specific error management init function
* @em_handle: Callback for switch-specific error management handler function
- * @sw_sysfs: Callback that initializes switch-specific sysfs attributes
- * @nextdev: Array of per-port pointers to the next attached device
+ *
+ * Defines the operations that are necessary to initialize/control
+ * a particular RIO switch device.
*/
-struct rio_switch {
- struct list_head node;
- u16 switchid;
- u8 *route_table;
- u32 port_ok;
+struct rio_switch_ops {
+ struct module *owner;
int (*add_entry) (struct rio_mport *mport, u16 destid, u8 hopcount,
u16 table, u16 route_destid, u8 route_port);
int (*get_entry) (struct rio_mport *mport, u16 destid, u8 hopcount,
@@ -121,8 +136,6 @@ struct rio_switch {
u8 *sw_domain);
int (*em_init) (struct rio_dev *dev);
int (*em_handle) (struct rio_dev *dev, u8 swport);
- int (*sw_sysfs) (struct rio_dev *dev, int create);
- struct rio_dev *nextdev[0];
};
/**
@@ -130,6 +143,7 @@ struct rio_switch {
* @global_list: Node in list of all RIO devices
* @net_list: Node in list of RIO devices in a network
* @net: Network this device is a part of
+ * @do_enum: Enumeration flag
* @did: Device ID
* @vid: Vendor ID
* @device_rev: Device revision
@@ -158,6 +172,7 @@ struct rio_dev {
struct list_head global_list; /* node in list of all RIO devices */
struct list_head net_list; /* node in per net list */
struct rio_net *net; /* RIO net this device resides in */
+ bool do_enum;
u16 did;
u16 vid;
u32 device_rev;
@@ -297,10 +312,6 @@ struct rio_net {
struct rio_id_table destid_table; /* destID allocation table */
};
-/* Definitions used by switch sysfs initialization callback */
-#define RIO_SW_SYSFS_CREATE 1 /* Create switch attributes */
-#define RIO_SW_SYSFS_REMOVE 0 /* Remove switch attributes */
-
/* Low-level architecture-dependent routines */
/**
@@ -400,20 +411,6 @@ struct rio_device_id {
u16 asm_did, asm_vid;
};
-/**
- * struct rio_switch_ops - Per-switch operations
- * @vid: RIO vendor ID
- * @did: RIO device ID
- * @init_hook: Callback that performs switch device initialization
- *
- * Defines the operations that are necessary to initialize/control
- * a particular RIO switch device.
- */
-struct rio_switch_ops {
- u16 vid, did;
- int (*init_hook) (struct rio_dev *rdev, int do_enum);
-};
-
union rio_pw_msg {
struct {
u32 comptag; /* Component Tag CSR */