873 static blk_status_t sd_setup_unmap_cmnd(struct scsi_cmnd *cmd)  in sd_setup_unmap_cmnd()  argument
875 	struct scsi_device *sdp = cmd->device;  in sd_setup_unmap_cmnd()
876 	struct request *rq = cmd->request;  in sd_setup_unmap_cmnd()
891 	cmd->cmd_len = 10;  in sd_setup_unmap_cmnd()
892 	cmd->cmnd[0] = UNMAP;  in sd_setup_unmap_cmnd()
893 	cmd->cmnd[8] = 24;  in sd_setup_unmap_cmnd()
901 	cmd->allowed = sdkp->max_retries;  in sd_setup_unmap_cmnd()
902 	cmd->transfersize = data_len;  in sd_setup_unmap_cmnd()
905 	return scsi_alloc_sgtables(cmd);  in sd_setup_unmap_cmnd()
908 static blk_status_t sd_setup_write_same16_cmnd(struct scsi_cmnd *cmd,  in sd_setup_write_same16_cmnd()  argument
911 	struct scsi_device *sdp = cmd->device;  in sd_setup_write_same16_cmnd()
912 	struct request *rq = cmd->request;  in sd_setup_write_same16_cmnd()
926 	cmd->cmd_len = 16;  in sd_setup_write_same16_cmnd()
927 	cmd->cmnd[0] = WRITE_SAME_16;  in sd_setup_write_same16_cmnd()
929 		cmd->cmnd[1] = 0x8; /* UNMAP */  in sd_setup_write_same16_cmnd()
930 	put_unaligned_be64(lba, &cmd->cmnd[2]);  in sd_setup_write_same16_cmnd()
931 	put_unaligned_be32(nr_blocks, &cmd->cmnd[10]);  in sd_setup_write_same16_cmnd()
933 	cmd->allowed = sdkp->max_retries;  in sd_setup_write_same16_cmnd()
934 	cmd->transfersize = data_len;  in sd_setup_write_same16_cmnd()
937 	return scsi_alloc_sgtables(cmd);  in sd_setup_write_same16_cmnd()
940 static blk_status_t sd_setup_write_same10_cmnd(struct scsi_cmnd *cmd,  in sd_setup_write_same10_cmnd()  argument
943 	struct scsi_device *sdp = cmd->device;  in sd_setup_write_same10_cmnd()
944 	struct request *rq = cmd->request;  in sd_setup_write_same10_cmnd()
958 	cmd->cmd_len = 10;  in sd_setup_write_same10_cmnd()
959 	cmd->cmnd[0] = WRITE_SAME;  in sd_setup_write_same10_cmnd()
961 		cmd->cmnd[1] = 0x8; /* UNMAP */  in sd_setup_write_same10_cmnd()
962 	put_unaligned_be32(lba, &cmd->cmnd[2]);  in sd_setup_write_same10_cmnd()
963 	put_unaligned_be16(nr_blocks, &cmd->cmnd[7]);  in sd_setup_write_same10_cmnd()
965 	cmd->allowed = sdkp->max_retries;  in sd_setup_write_same10_cmnd()
966 	cmd->transfersize = data_len;  in sd_setup_write_same10_cmnd()
969 	return scsi_alloc_sgtables(cmd);  in sd_setup_write_same10_cmnd()
972 static blk_status_t sd_setup_write_zeroes_cmnd(struct scsi_cmnd *cmd)  in sd_setup_write_zeroes_cmnd()  argument
974 	struct request *rq = cmd->request;  in sd_setup_write_zeroes_cmnd()
975 	struct scsi_device *sdp = cmd->device;  in sd_setup_write_zeroes_cmnd()
983 			return sd_setup_write_same16_cmnd(cmd, true);  in sd_setup_write_zeroes_cmnd()
985 			return sd_setup_write_same10_cmnd(cmd, true);  in sd_setup_write_zeroes_cmnd()
995 		return sd_setup_write_same16_cmnd(cmd, false);  in sd_setup_write_zeroes_cmnd()
997 	return sd_setup_write_same10_cmnd(cmd, false);  in sd_setup_write_zeroes_cmnd()
1069 static blk_status_t sd_setup_write_same_cmnd(struct scsi_cmnd *cmd)  in sd_setup_write_same_cmnd()  argument
1071 	struct request *rq = cmd->request;  in sd_setup_write_same_cmnd()
1072 	struct scsi_device *sdp = cmd->device;  in sd_setup_write_same_cmnd()
1088 		cmd->cmd_len = 16;  in sd_setup_write_same_cmnd()
1089 		cmd->cmnd[0] = WRITE_SAME_16;  in sd_setup_write_same_cmnd()
1090 		put_unaligned_be64(lba, &cmd->cmnd[2]);  in sd_setup_write_same_cmnd()
1091 		put_unaligned_be32(nr_blocks, &cmd->cmnd[10]);  in sd_setup_write_same_cmnd()
1093 		cmd->cmd_len = 10;  in sd_setup_write_same_cmnd()
1094 		cmd->cmnd[0] = WRITE_SAME;  in sd_setup_write_same_cmnd()
1095 		put_unaligned_be32(lba, &cmd->cmnd[2]);  in sd_setup_write_same_cmnd()
1096 		put_unaligned_be16(nr_blocks, &cmd->cmnd[7]);  in sd_setup_write_same_cmnd()
1099 	cmd->transfersize = sdp->sector_size;  in sd_setup_write_same_cmnd()
1100 	cmd->allowed = sdkp->max_retries;  in sd_setup_write_same_cmnd()
1113 	ret = scsi_alloc_sgtables(cmd);  in sd_setup_write_same_cmnd()
1119 static blk_status_t sd_setup_flush_cmnd(struct scsi_cmnd *cmd)  in sd_setup_flush_cmnd()  argument
1121 	struct request *rq = cmd->request;  in sd_setup_flush_cmnd()
1125 	memset(&cmd->sdb, 0, sizeof(cmd->sdb));  in sd_setup_flush_cmnd()
1127 	cmd->cmnd[0] = SYNCHRONIZE_CACHE;  in sd_setup_flush_cmnd()
1128 	cmd->cmd_len = 10;  in sd_setup_flush_cmnd()
1129 	cmd->transfersize = 0;  in sd_setup_flush_cmnd()
1130 	cmd->allowed = sdkp->max_retries;  in sd_setup_flush_cmnd()
1136 static blk_status_t sd_setup_rw32_cmnd(struct scsi_cmnd *cmd, bool write,  in sd_setup_rw32_cmnd()  argument
1140 	cmd->cmnd = mempool_alloc(sd_cdb_pool, GFP_ATOMIC);  in sd_setup_rw32_cmnd()
1141 	if (unlikely(cmd->cmnd == NULL))  in sd_setup_rw32_cmnd()
1144 	cmd->cmd_len = SD_EXT_CDB_SIZE;  in sd_setup_rw32_cmnd()
1145 	memset(cmd->cmnd, 0, cmd->cmd_len);  in sd_setup_rw32_cmnd()
1147 	cmd->cmnd[0]  = VARIABLE_LENGTH_CMD;  in sd_setup_rw32_cmnd()
1148 	cmd->cmnd[7]  = 0x18; /* Additional CDB len */  in sd_setup_rw32_cmnd()
1149 	cmd->cmnd[9]  = write ? WRITE_32 : READ_32;  in sd_setup_rw32_cmnd()
1150 	cmd->cmnd[10] = flags;  in sd_setup_rw32_cmnd()
1151 	put_unaligned_be64(lba, &cmd->cmnd[12]);  in sd_setup_rw32_cmnd()
1152 	put_unaligned_be32(lba, &cmd->cmnd[20]); /* Expected Indirect LBA */  in sd_setup_rw32_cmnd()
1153 	put_unaligned_be32(nr_blocks, &cmd->cmnd[28]);  in sd_setup_rw32_cmnd()
1158 static blk_status_t sd_setup_rw16_cmnd(struct scsi_cmnd *cmd, bool write,  in sd_setup_rw16_cmnd()  argument
1162 	cmd->cmd_len  = 16;  in sd_setup_rw16_cmnd()
1163 	cmd->cmnd[0]  = write ? WRITE_16 : READ_16;  in sd_setup_rw16_cmnd()
1164 	cmd->cmnd[1]  = flags;  in sd_setup_rw16_cmnd()
1165 	cmd->cmnd[14] = 0;  in sd_setup_rw16_cmnd()
1166 	cmd->cmnd[15] = 0;  in sd_setup_rw16_cmnd()
1167 	put_unaligned_be64(lba, &cmd->cmnd[2]);  in sd_setup_rw16_cmnd()
1168 	put_unaligned_be32(nr_blocks, &cmd->cmnd[10]);  in sd_setup_rw16_cmnd()
1173 static blk_status_t sd_setup_rw10_cmnd(struct scsi_cmnd *cmd, bool write,  in sd_setup_rw10_cmnd()  argument
1177 	cmd->cmd_len = 10;  in sd_setup_rw10_cmnd()
1178 	cmd->cmnd[0] = write ? WRITE_10 : READ_10;  in sd_setup_rw10_cmnd()
1179 	cmd->cmnd[1] = flags;  in sd_setup_rw10_cmnd()
1180 	cmd->cmnd[6] = 0;  in sd_setup_rw10_cmnd()
1181 	cmd->cmnd[9] = 0;  in sd_setup_rw10_cmnd()
1182 	put_unaligned_be32(lba, &cmd->cmnd[2]);  in sd_setup_rw10_cmnd()
1183 	put_unaligned_be16(nr_blocks, &cmd->cmnd[7]);  in sd_setup_rw10_cmnd()
1188 static blk_status_t sd_setup_rw6_cmnd(struct scsi_cmnd *cmd, bool write,  in sd_setup_rw6_cmnd()  argument
1202 		scmd_printk(KERN_ERR, cmd, "FUA write on READ/WRITE(6) drive\n");  in sd_setup_rw6_cmnd()
1206 	cmd->cmd_len = 6;  in sd_setup_rw6_cmnd()
1207 	cmd->cmnd[0] = write ? WRITE_6 : READ_6;  in sd_setup_rw6_cmnd()
1208 	cmd->cmnd[1] = (lba >> 16) & 0x1f;  in sd_setup_rw6_cmnd()
1209 	cmd->cmnd[2] = (lba >> 8) & 0xff;  in sd_setup_rw6_cmnd()
1210 	cmd->cmnd[3] = lba & 0xff;  in sd_setup_rw6_cmnd()
1211 	cmd->cmnd[4] = nr_blocks;  in sd_setup_rw6_cmnd()
1212 	cmd->cmnd[5] = 0;  in sd_setup_rw6_cmnd()
1217 static blk_status_t sd_setup_read_write_cmnd(struct scsi_cmnd *cmd)  in sd_setup_read_write_cmnd()  argument
1219 	struct request *rq = cmd->request;  in sd_setup_read_write_cmnd()
1220 	struct scsi_device *sdp = cmd->device;  in sd_setup_read_write_cmnd()
1232 	ret = scsi_alloc_sgtables(cmd);  in sd_setup_read_write_cmnd()
1238 		scmd_printk(KERN_ERR, cmd, "device offline or changed\n");  in sd_setup_read_write_cmnd()
1243 		scmd_printk(KERN_ERR, cmd, "access beyond end of device\n");  in sd_setup_read_write_cmnd()
1248 		scmd_printk(KERN_ERR, cmd, "request not aligned to the logical block size\n");  in sd_setup_read_write_cmnd()
1269 		ret = sd_zbc_prepare_zone_append(cmd, &lba, nr_blocks);  in sd_setup_read_write_cmnd()
1275 	dix = scsi_prot_sg_count(cmd);  in sd_setup_read_write_cmnd()
1276 	dif = scsi_host_dif_capable(cmd->device->host, sdkp->protection_type);  in sd_setup_read_write_cmnd()
1279 		protect = sd_setup_protect_cmnd(cmd, dix, dif);  in sd_setup_read_write_cmnd()
1284 		ret = sd_setup_rw32_cmnd(cmd, write, lba, nr_blocks,  in sd_setup_read_write_cmnd()
1287 		ret = sd_setup_rw16_cmnd(cmd, write, lba, nr_blocks,  in sd_setup_read_write_cmnd()
1291 		ret = sd_setup_rw10_cmnd(cmd, write, lba, nr_blocks,  in sd_setup_read_write_cmnd()
1294 		ret = sd_setup_rw6_cmnd(cmd, write, lba, nr_blocks,  in sd_setup_read_write_cmnd()
1306 	cmd->transfersize = sdp->sector_size;  in sd_setup_read_write_cmnd()
1307 	cmd->underflow = nr_blocks << 9;  in sd_setup_read_write_cmnd()
1308 	cmd->allowed = sdkp->max_retries;  in sd_setup_read_write_cmnd()
1309 	cmd->sdb.length = nr_blocks * sdp->sector_size;  in sd_setup_read_write_cmnd()
1312 			 scmd_printk(KERN_INFO, cmd,  in sd_setup_read_write_cmnd()
1317 			 scmd_printk(KERN_INFO, cmd,  in sd_setup_read_write_cmnd()
1327 	scsi_free_sgtables(cmd);  in sd_setup_read_write_cmnd()
1331 static blk_status_t sd_init_command(struct scsi_cmnd *cmd)  in sd_init_command()  argument
1333 	struct request *rq = cmd->request;  in sd_init_command()
1339 			return sd_setup_unmap_cmnd(cmd);  in sd_init_command()
1341 			return sd_setup_write_same16_cmnd(cmd, true);  in sd_init_command()
1343 			return sd_setup_write_same10_cmnd(cmd, true);  in sd_init_command()
1345 			return sd_setup_write_same10_cmnd(cmd, false);  in sd_init_command()
1350 		return sd_setup_write_zeroes_cmnd(cmd);  in sd_init_command()
1352 		return sd_setup_write_same_cmnd(cmd);  in sd_init_command()
1354 		return sd_setup_flush_cmnd(cmd);  in sd_init_command()
1358 		return sd_setup_read_write_cmnd(cmd);  in sd_init_command()
1360 		return sd_zbc_setup_zone_mgmt_cmnd(cmd, ZO_RESET_WRITE_POINTER,  in sd_init_command()
1363 		return sd_zbc_setup_zone_mgmt_cmnd(cmd, ZO_RESET_WRITE_POINTER,  in sd_init_command()
1366 		return sd_zbc_setup_zone_mgmt_cmnd(cmd, ZO_OPEN_ZONE, false);  in sd_init_command()
1368 		return sd_zbc_setup_zone_mgmt_cmnd(cmd, ZO_CLOSE_ZONE, false);  in sd_init_command()
1370 		return sd_zbc_setup_zone_mgmt_cmnd(cmd, ZO_FINISH_ZONE, false);  in sd_init_command()
1385 	if (SCpnt->cmnd != scsi_req(rq)->cmd) {  in sd_uninit_command()
1553 			   unsigned int cmd, void __user *p)  in sd_ioctl_common()  argument
1561 				    "cmd=0x%x\n", disk->disk_name, cmd));  in sd_ioctl_common()
1563 	error = scsi_verify_blk_ioctl(bdev, cmd);  in sd_ioctl_common()
1573 	error = scsi_ioctl_block_when_processing_errors(sdp, cmd,  in sd_ioctl_common()
1578 	if (is_sed_ioctl(cmd))  in sd_ioctl_common()
1579 		return sed_ioctl(sdkp->opal_dev, cmd, p);  in sd_ioctl_common()
1586 	switch (cmd) {  in sd_ioctl_common()
1589 			error = scsi_ioctl(sdp, cmd, p);  in sd_ioctl_common()
1592 			error = scsi_cmd_blk_ioctl(bdev, mode, cmd, p);  in sd_ioctl_common()
1722 		unsigned char cmd[10] = { 0 };  in sd_sync_cache()  local
1724 		cmd[0] = SYNCHRONIZE_CACHE;  in sd_sync_cache()
1729 		res = scsi_execute(sdp, cmd, DMA_NONE, NULL, 0, NULL, sshdr,  in sd_sync_cache()
1777 		    unsigned int cmd, unsigned long arg)  in sd_ioctl()  argument
1782 	ret = sd_ioctl_common(bdev, mode, cmd, p);  in sd_ioctl()
1786 	return scsi_ioctl(scsi_disk(bdev->bd_disk)->device, cmd, p);  in sd_ioctl()
1791 			   unsigned int cmd, unsigned long arg)  in sd_compat_ioctl()  argument
1796 	ret = sd_ioctl_common(bdev, mode, cmd, p);  in sd_compat_ioctl()
1800 	return scsi_compat_ioctl(scsi_disk(bdev->bd_disk)->device, cmd, p);  in sd_compat_ioctl()
1831 	u8 cmd[16] = { 0, };  in sd_pr_command()  local
1834 	cmd[0] = PERSISTENT_RESERVE_OUT;  in sd_pr_command()
1835 	cmd[1] = sa;  in sd_pr_command()
1836 	cmd[2] = type;  in sd_pr_command()
1837 	put_unaligned_be32(sizeof(data), &cmd[5]);  in sd_pr_command()
1843 	result = scsi_execute_req(sdev, cmd, DMA_TO_DEVICE, &data, sizeof(data),  in sd_pr_command()
2159 	unsigned char cmd[10];  in sd_spinup_disk()  local
2174 			cmd[0] = TEST_UNIT_READY;  in sd_spinup_disk()
2175 			memset((void *) &cmd[1], 0, 9);  in sd_spinup_disk()
2177 			the_result = scsi_execute_req(sdkp->device, cmd,  in sd_spinup_disk()
2228 				cmd[0] = START_STOP;  in sd_spinup_disk()
2229 				cmd[1] = 1;	/* Return immediately */  in sd_spinup_disk()
2230 				memset((void *) &cmd[2], 0, 8);  in sd_spinup_disk()
2231 				cmd[4] = 1;	/* Start spin cycle */  in sd_spinup_disk()
2233 					cmd[4] |= 1 << 4;  in sd_spinup_disk()
2234 				scsi_execute_req(sdkp->device, cmd, DMA_NONE,  in sd_spinup_disk()
2357 	unsigned char cmd[16];  in read_capacity_16()  local
2370 		memset(cmd, 0, 16);  in read_capacity_16()
2371 		cmd[0] = SERVICE_ACTION_IN_16;  in read_capacity_16()
2372 		cmd[1] = SAI_READ_CAPACITY_16;  in read_capacity_16()
2373 		cmd[13] = RC16_LEN;  in read_capacity_16()
2376 		the_result = scsi_execute_req(sdp, cmd, DMA_FROM_DEVICE,  in read_capacity_16()
2448 	unsigned char cmd[16];  in read_capacity_10()  local
2457 		cmd[0] = READ_CAPACITY;  in read_capacity_10()
2458 		memset(&cmd[1], 0, 9);  in read_capacity_10()
2461 		the_result = scsi_execute_req(sdp, cmd, DMA_FROM_DEVICE,  in read_capacity_10()
3599 	unsigned char cmd[6] = { START_STOP };	/* START_VALID */  in sd_start_stop_device()  local
3605 		cmd[4] |= 1;	/* START */  in sd_start_stop_device()
3608 		cmd[4] |= start ? 1 << 4 : 3 << 4;	/* Active or Standby */  in sd_start_stop_device()
3613 	res = scsi_execute(sdp, cmd, DMA_NONE, NULL, 0, NULL, &sshdr,  in sd_start_stop_device()