diff options
Diffstat (limited to 'include/asm-sparc64')
-rw-r--r-- | include/asm-sparc64/mdesc.h | 67 | ||||
-rw-r--r-- | include/asm-sparc64/vio.h | 23 |
2 files changed, 48 insertions, 42 deletions
diff --git a/include/asm-sparc64/mdesc.h b/include/asm-sparc64/mdesc.h index c6383982b53d..bbb0c0bed486 100644 --- a/include/asm-sparc64/mdesc.h +++ b/include/asm-sparc64/mdesc.h @@ -4,36 +4,43 @@ #include <linux/types.h> #include <asm/prom.h> -struct mdesc_node; -struct mdesc_arc { - const char *name; - struct mdesc_node *arc; -}; - -struct mdesc_node { - const char *name; - u64 node; - unsigned int unique_id; - unsigned int num_arcs; - unsigned int irqs[2]; - struct property *properties; - struct mdesc_node *hash_next; - struct mdesc_node *allnodes_next; - struct mdesc_arc arcs[0]; -}; - -extern struct mdesc_node *md_find_node_by_name(struct mdesc_node *from, - const char *name); -#define md_for_each_node_by_name(__mn, __name) \ - for (__mn = md_find_node_by_name(NULL, __name); __mn; \ - __mn = md_find_node_by_name(__mn, __name)) - -extern struct property *md_find_property(const struct mdesc_node *mp, - const char *name, - int *lenp); -extern const void *md_get_property(const struct mdesc_node *mp, - const char *name, - int *lenp); +struct mdesc_handle; + +/* Machine description operations are to be surrounded by grab and + * release calls. The mdesc_handle returned from the grab is + * the first argument to all of the operational calls that work + * on mdescs. + */ +extern struct mdesc_handle *mdesc_grab(void); +extern void mdesc_release(struct mdesc_handle *); + +#define MDESC_NODE_NULL (~(u64)0) + +extern u64 mdesc_node_by_name(struct mdesc_handle *handle, + u64 from_node, const char *name); +#define mdesc_for_each_node_by_name(__hdl, __node, __name) \ + for (__node = mdesc_node_by_name(__hdl, MDESC_NODE_NULL, __name); \ + (__node) != MDESC_NODE_NULL; \ + __node = mdesc_node_by_name(__hdl, __node, __name)) + +extern const void *mdesc_get_property(struct mdesc_handle *handle, + u64 node, const char *name, int *lenp); + +#define MDESC_ARC_TYPE_FWD "fwd" +#define MDESC_ARC_TYPE_BACK "back" + +extern u64 mdesc_next_arc(struct mdesc_handle *handle, u64 from, + const char *arc_type); +#define mdesc_for_each_arc(__arc, __hdl, __node, __type) \ + for (__arc = mdesc_next_arc(__hdl, __node, __type); \ + (__arc) != MDESC_NODE_NULL; \ + __arc = mdesc_next_arc(__hdl, __arc, __type)) + +extern u64 mdesc_arc_target(struct mdesc_handle *hp, u64 arc); + +extern const char *mdesc_node_name(struct mdesc_handle *hp, u64 node); + +extern void mdesc_update(void); extern void sun4v_mdesc_init(void); diff --git a/include/asm-sparc64/vio.h b/include/asm-sparc64/vio.h index 47c3da76dcb8..a8a53e6fc250 100644 --- a/include/asm-sparc64/vio.h +++ b/include/asm-sparc64/vio.h @@ -265,13 +265,18 @@ static inline u32 vio_dring_avail(struct vio_dring_state *dr, } struct vio_dev { - struct mdesc_node *mp; + u64 mp; struct device_node *dp; const char *type; const char *compat; int compat_len; + unsigned long channel_id; + + unsigned int tx_irq; + unsigned int rx_irq; + struct device dev; }; @@ -345,16 +350,10 @@ struct vio_driver_state { struct vio_dev *vdev; - unsigned long channel_id; - unsigned int tx_irq; - unsigned int rx_irq; - struct timer_list timer; struct vio_version ver; - struct mdesc_node *endpoint; - struct vio_version *ver_table; int ver_table_entries; @@ -365,7 +364,8 @@ struct vio_driver_state { #define viodbg(TYPE, f, a...) \ do { if (vio->debug & VIO_DEBUG_##TYPE) \ - printk(KERN_INFO "vio: ID[%lu] " f, vio->channel_id, ## a); \ + printk(KERN_INFO "vio: ID[%lu] " f, \ + vio->vdev->channel_id, ## a); \ } while (0) extern int vio_register_driver(struct vio_driver *drv); @@ -392,11 +392,10 @@ extern int vio_ldc_alloc(struct vio_driver_state *vio, struct ldc_channel_config *base_cfg, void *event_arg); extern void vio_ldc_free(struct vio_driver_state *vio); extern int vio_driver_init(struct vio_driver_state *vio, struct vio_dev *vdev, - u8 dev_class, struct mdesc_node *channel_endpoint, - struct vio_version *ver_table, int ver_table_size, - struct vio_driver_ops *ops, char *name); + u8 dev_class, struct vio_version *ver_table, + int ver_table_size, struct vio_driver_ops *ops, + char *name); -extern struct mdesc_node *vio_find_endpoint(struct vio_dev *vdev); extern void vio_port_up(struct vio_driver_state *vio); #endif /* _SPARC64_VIO_H */ |