162 static inline void *scsi_cmd_priv(struct scsi_cmnd *cmd)  in scsi_cmd_priv()  argument
164 	return cmd + 1;  in scsi_cmd_priv()
168 static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd)  in scsi_cmd_to_driver()  argument
170 	return *(struct scsi_driver **)cmd->request->rq_disk->private_data;  in scsi_cmd_to_driver()
174 extern void scsi_finish_command(struct scsi_cmnd *cmd);
180 extern blk_status_t scsi_init_io(struct scsi_cmnd *cmd);
183 extern int scsi_dma_map(struct scsi_cmnd *cmd);
184 extern void scsi_dma_unmap(struct scsi_cmnd *cmd);
186 static inline int scsi_dma_map(struct scsi_cmnd *cmd) { return -ENOSYS; }  in scsi_dma_map()  argument
187 static inline void scsi_dma_unmap(struct scsi_cmnd *cmd) { }  in scsi_dma_unmap()  argument
190 static inline unsigned scsi_sg_count(struct scsi_cmnd *cmd)  in scsi_sg_count()  argument
192 	return cmd->sdb.table.nents;  in scsi_sg_count()
195 static inline struct scatterlist *scsi_sglist(struct scsi_cmnd *cmd)  in scsi_sglist()  argument
197 	return cmd->sdb.table.sgl;  in scsi_sglist()
200 static inline unsigned scsi_bufflen(struct scsi_cmnd *cmd)  in scsi_bufflen()  argument
202 	return cmd->sdb.length;  in scsi_bufflen()
205 static inline void scsi_set_resid(struct scsi_cmnd *cmd, int resid)  in scsi_set_resid()  argument
207 	cmd->req.resid_len = resid;  in scsi_set_resid()
210 static inline int scsi_get_resid(struct scsi_cmnd *cmd)  in scsi_get_resid()  argument
212 	return cmd->req.resid_len;  in scsi_get_resid()
215 #define scsi_for_each_sg(cmd, sg, nseg, __i)			\  argument
216 	for_each_sg(scsi_sglist(cmd), sg, nseg, __i)
218 static inline int scsi_sg_copy_from_buffer(struct scsi_cmnd *cmd,  in scsi_sg_copy_from_buffer()  argument
221 	return sg_copy_from_buffer(scsi_sglist(cmd), scsi_sg_count(cmd),  in scsi_sg_copy_from_buffer()
225 static inline int scsi_sg_copy_to_buffer(struct scsi_cmnd *cmd,  in scsi_sg_copy_to_buffer()  argument
228 	return sg_copy_to_buffer(scsi_sglist(cmd), scsi_sg_count(cmd),  in scsi_sg_copy_to_buffer()
304 static inline unsigned scsi_prot_sg_count(struct scsi_cmnd *cmd)  in scsi_prot_sg_count()  argument
306 	return cmd->prot_sdb ? cmd->prot_sdb->table.nents : 0;  in scsi_prot_sg_count()
309 static inline struct scatterlist *scsi_prot_sglist(struct scsi_cmnd *cmd)  in scsi_prot_sglist()  argument
311 	return cmd->prot_sdb ? cmd->prot_sdb->table.sgl : NULL;  in scsi_prot_sglist()
314 static inline struct scsi_data_buffer *scsi_prot(struct scsi_cmnd *cmd)  in scsi_prot()  argument
316 	return cmd->prot_sdb;  in scsi_prot()
319 #define scsi_for_each_prot_sg(cmd, sg, nseg, __i)		\  argument
320 	for_each_sg(scsi_prot_sglist(cmd), sg, nseg, __i)
322 static inline void set_msg_byte(struct scsi_cmnd *cmd, char status)  in set_msg_byte()  argument
324 	cmd->result = (cmd->result & 0xffff00ff) | (status << 8);  in set_msg_byte()
327 static inline void set_host_byte(struct scsi_cmnd *cmd, char status)  in set_host_byte()  argument
329 	cmd->result = (cmd->result & 0xff00ffff) | (status << 16);  in set_host_byte()
332 static inline void set_driver_byte(struct scsi_cmnd *cmd, char status)  in set_driver_byte()  argument
334 	cmd->result = (cmd->result & 0x00ffffff) | (status << 24);  in set_driver_byte()