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-rw-r--r--include/linux/rio.h55
1 files changed, 45 insertions, 10 deletions
diff --git a/include/linux/rio.h b/include/linux/rio.h
index dc0c75556c6..bd6eb0ed34a 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -64,10 +64,13 @@
#define RIO_INB_MBOX_RESOURCE 1
#define RIO_OUTB_MBOX_RESOURCE 2
+#define RIO_PW_MSG_SIZE 64
+
extern struct bus_type rio_bus_type;
extern struct list_head rio_devices; /* list of all devices */
struct rio_mport;
+union rio_pw_msg;
/**
* struct rio_dev - RIO device info
@@ -85,11 +88,15 @@ struct rio_mport;
* @swpinfo: Switch port info
* @src_ops: Source operation capabilities
* @dst_ops: Destination operation capabilities
+ * @comp_tag: RIO component tag
+ * @phys_efptr: RIO device extended features pointer
+ * @em_efptr: RIO Error Management features pointer
* @dma_mask: Mask of bits of RIO address this device implements
* @rswitch: Pointer to &struct rio_switch if valid for this device
* @driver: Driver claiming this device
* @dev: Device model device
* @riores: RIO resources this device owns
+ * @pwcback: port-write callback function for this device
* @destid: Network destination ID
*/
struct rio_dev {
@@ -107,11 +114,15 @@ struct rio_dev {
u32 swpinfo; /* Only used for switches */
u32 src_ops;
u32 dst_ops;
+ u32 comp_tag;
+ u32 phys_efptr;
+ u32 em_efptr;
u64 dma_mask;
struct rio_switch *rswitch; /* RIO switch info */
struct rio_driver *driver; /* RIO driver claiming this device */
struct device dev; /* LDM device structure */
struct resource riores[RIO_MAX_DEV_RESOURCES];
+ int (*pwcback) (struct rio_dev *rdev, union rio_pw_msg *msg, int step);
u16 destid;
};
@@ -211,8 +222,14 @@ struct rio_net {
* @hopcount: Hopcount to this switch
* @destid: Associated destid in the path
* @route_table: Copy of switch routing table
+ * @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0
* @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
+ * @set_domain: Callback for switch-specific domain setting function
+ * @get_domain: Callback for switch-specific domain get function
+ * @em_init: Callback for switch-specific error management initialization function
+ * @em_handle: Callback for switch-specific error management handler function
*/
struct rio_switch {
struct list_head node;
@@ -220,10 +237,19 @@ struct rio_switch {
u16 hopcount;
u16 destid;
u8 *route_table;
+ u32 port_ok;
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,
u16 table, u16 route_destid, u8 * route_port);
+ int (*clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table);
+ int (*set_domain) (struct rio_mport *mport, u16 destid, u8 hopcount,
+ u8 sw_domain);
+ int (*get_domain) (struct rio_mport *mport, u16 destid, u8 hopcount,
+ u8 *sw_domain);
+ int (*em_init) (struct rio_dev *dev);
+ int (*em_handle) (struct rio_dev *dev, u8 swport);
};
/* Low-level architecture-dependent routines */
@@ -235,6 +261,7 @@ struct rio_switch {
* @cread: Callback to perform network read of config space.
* @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.
*/
struct rio_ops {
int (*lcread) (struct rio_mport *mport, int index, u32 offset, int len,
@@ -246,6 +273,7 @@ struct rio_ops {
int (*cwrite) (struct rio_mport *mport, int index, u16 destid,
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);
};
#define RIO_RESOURCE_MEM 0x00000100
@@ -302,21 +330,28 @@ struct rio_device_id {
};
/**
- * struct rio_route_ops - Per-switch route operations
+ * struct rio_switch_ops - Per-switch operations
* @vid: RIO vendor ID
* @did: RIO device ID
- * @add_hook: Callback that adds a route entry
- * @get_hook: Callback that gets a route entry
+ * @init_hook: Callback that performs switch device initialization
*
- * Defines the operations that are necessary to manipulate the route
- * tables for a particular RIO switch device.
+ * Defines the operations that are necessary to initialize/control
+ * a particular RIO switch device.
*/
-struct rio_route_ops {
+struct rio_switch_ops {
u16 vid, did;
- int (*add_hook) (struct rio_mport * mport, u16 destid, u8 hopcount,
- u16 table, u16 route_destid, u8 route_port);
- int (*get_hook) (struct rio_mport * mport, u16 destid, u8 hopcount,
- u16 table, u16 route_destid, u8 * route_port);
+ int (*init_hook) (struct rio_dev *rdev, int do_enum);
+};
+
+union rio_pw_msg {
+ struct {
+ u32 comptag; /* Component Tag CSR */
+ u32 errdetect; /* Port N Error Detect CSR */
+ u32 is_port; /* Implementation specific + PortID */
+ u32 ltlerrdet; /* LTL Error Detect CSR */
+ u32 padding[12];
+ } em;
+ u32 raw[RIO_PW_MSG_SIZE/sizeof(u32)];
};
/* Architecture and hardware-specific functions */