diff options
Diffstat (limited to '')
| -rw-r--r-- | include/linux/ntb.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/ntb.h b/include/linux/ntb.h index f798e2afba88..6f47562d477b 100644 --- a/include/linux/ntb.h +++ b/include/linux/ntb.h @@ -284,7 +284,7 @@ static inline int ntb_dev_ops_is_valid(const struct ntb_dev_ops *ops) /* ops->db_read_mask && */ ops->db_set_mask && ops->db_clear_mask && - ops->peer_db_addr && + /* ops->peer_db_addr && */ /* ops->peer_db_read && */ ops->peer_db_set && /* ops->peer_db_clear && */ @@ -295,7 +295,7 @@ static inline int ntb_dev_ops_is_valid(const struct ntb_dev_ops *ops) ops->spad_count && ops->spad_read && ops->spad_write && - ops->peer_spad_addr && + /* ops->peer_spad_addr && */ /* ops->peer_spad_read && */ ops->peer_spad_write && 1; @@ -757,6 +757,9 @@ static inline int ntb_peer_db_addr(struct ntb_dev *ntb, phys_addr_t *db_addr, resource_size_t *db_size) { + if (!ntb->ops->peer_db_addr) + return -EINVAL; + return ntb->ops->peer_db_addr(ntb, db_addr, db_size); } @@ -948,6 +951,9 @@ static inline int ntb_spad_write(struct ntb_dev *ntb, int idx, u32 val) static inline int ntb_peer_spad_addr(struct ntb_dev *ntb, int idx, phys_addr_t *spad_addr) { + if (!ntb->ops->peer_spad_addr) + return -EINVAL; + return ntb->ops->peer_spad_addr(ntb, idx, spad_addr); } |