diff options
Diffstat (limited to 'net/smc/smc_ism.h')
| -rw-r--r-- | net/smc/smc_ism.h | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/net/smc/smc_ism.h b/net/smc/smc_ism.h index 4da946cbfa29..d6b2db604fe8 100644 --- a/net/smc/smc_ism.h +++ b/net/smc/smc_ism.h @@ -10,15 +10,17 @@ #define SMCD_ISM_H #include <linux/uio.h> +#include <linux/types.h> +#include <linux/mutex.h> #include "smc.h" struct smcd_dev_list { /* List of SMCD devices */ struct list_head list; - spinlock_t lock; /* Protects list of devices */ + struct mutex mutex; /* Protects list of devices */ }; -extern struct smcd_dev_list smcd_dev_list; /* list of smcd devices */ +extern struct smcd_dev_list smcd_dev_list; /* list of smcd devices */ struct smc_ism_vlanid { /* VLAN id set on ISM device */ struct list_head list; @@ -26,13 +28,6 @@ struct smc_ism_vlanid { /* VLAN id set on ISM device */ refcount_t refcnt; /* Reference count */ }; -struct smc_ism_position { /* ISM device position to write to */ - u64 token; /* Token of DMB */ - u32 offset; /* Offset into DMBE */ - u8 index; /* Index of DMBE */ - u8 signal; /* Generate interrupt on owner side */ -}; - struct smcd_dev; int smc_ism_cantalk(u64 peer_gid, unsigned short vlan_id, struct smcd_dev *dev); @@ -43,7 +38,21 @@ int smc_ism_put_vlan(struct smcd_dev *dev, unsigned short vlan_id); int smc_ism_register_dmb(struct smc_link_group *lgr, int buf_size, struct smc_buf_desc *dmb_desc); int smc_ism_unregister_dmb(struct smcd_dev *dev, struct smc_buf_desc *dmb_desc); -int smc_ism_write(struct smcd_dev *dev, const struct smc_ism_position *pos, - void *data, size_t len); int smc_ism_signal_shutdown(struct smc_link_group *lgr); +void smc_ism_get_system_eid(u8 **eid); +u16 smc_ism_get_chid(struct smcd_dev *dev); +bool smc_ism_is_v2_capable(void); +void smc_ism_init(void); +int smcd_nl_get_device(struct sk_buff *skb, struct netlink_callback *cb); + +static inline int smc_ism_write(struct smcd_dev *smcd, u64 dmb_tok, + unsigned int idx, bool sf, unsigned int offset, + void *data, size_t len) +{ + int rc; + + rc = smcd->ops->move_data(smcd, dmb_tok, idx, sf, offset, data, len); + return rc < 0 ? rc : 0; +} + #endif |