diff options
Diffstat (limited to 'include/scsi/scsi_cmnd.h')
| -rw-r--r-- | include/scsi/scsi_cmnd.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index de28aab820b..8d20e60a94b 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -130,6 +130,9 @@ extern void scsi_release_buffers(struct scsi_cmnd *cmd); extern int scsi_dma_map(struct scsi_cmnd *cmd); extern void scsi_dma_unmap(struct scsi_cmnd *cmd); +struct scsi_cmnd *scsi_allocate_command(gfp_t gfp_mask); +void scsi_free_command(gfp_t gfp_mask, struct scsi_cmnd *cmd); + static inline unsigned scsi_sg_count(struct scsi_cmnd *cmd) { return cmd->sdb.table.nents; @@ -175,4 +178,18 @@ static inline struct scsi_data_buffer *scsi_out(struct scsi_cmnd *cmd) return &cmd->sdb; } +static inline int scsi_sg_copy_from_buffer(struct scsi_cmnd *cmd, + void *buf, int buflen) +{ + return sg_copy_from_buffer(scsi_sglist(cmd), scsi_sg_count(cmd), + buf, buflen); +} + +static inline int scsi_sg_copy_to_buffer(struct scsi_cmnd *cmd, + void *buf, int buflen) +{ + return sg_copy_to_buffer(scsi_sglist(cmd), scsi_sg_count(cmd), + buf, buflen); +} + #endif /* _SCSI_SCSI_CMND_H */ |