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target: provide generic sbc device type/revision helpers

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Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Christoph Hellwig 2012-10-07 10:55:53 -04:00 committed by Nicholas Bellinger
parent 8de530a523
commit 6f23ac8a39
5 changed files with 22 additions and 45 deletions
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22
drivers/target/target_core_file.c
View File

@ -491,24 +491,6 @@ static ssize_t fd_show_configfs_dev_params(struct se_device *dev, char *b)
return bl;
}
/* fd_get_device_rev(): (Part of se_subsystem_api_t template)
*
*
*/
static u32 fd_get_device_rev(struct se_device *dev)
{
return SCSI_SPC_2; /* Returns SPC-3 in Initiator Data */
}
/* fd_get_device_type(): (Part of se_subsystem_api_t template)
*
*
*/
static u32 fd_get_device_type(struct se_device *dev)
{
return TYPE_DISK;
}
static sector_t fd_get_blocks(struct se_device *dev)
{
struct fd_dev *fd_dev = FD_DEV(dev);
@ -552,8 +534,8 @@ static struct se_subsystem_api fileio_template = {
.parse_cdb = fd_parse_cdb,
.set_configfs_dev_params = fd_set_configfs_dev_params,
.show_configfs_dev_params = fd_show_configfs_dev_params,
.get_device_rev = fd_get_device_rev,
.get_device_type = fd_get_device_type,
.get_device_rev = sbc_get_device_rev,
.get_device_type = sbc_get_device_type,
.get_blocks = fd_get_blocks,
};

14
drivers/target/target_core_iblock.c
View File

@ -664,16 +664,6 @@ fail:
return -ENOMEM;
}
static u32 iblock_get_device_rev(struct se_device *dev)
{
return SCSI_SPC_2; /* Returns SPC-3 in Initiator Data */
}
static u32 iblock_get_device_type(struct se_device *dev)
{
return TYPE_DISK;
}
static sector_t iblock_get_blocks(struct se_device *dev)
{
struct iblock_dev *ib_dev = IBLOCK_DEV(dev);
@ -735,8 +725,8 @@ static struct se_subsystem_api iblock_template = {
.parse_cdb = iblock_parse_cdb,
.set_configfs_dev_params = iblock_set_configfs_dev_params,
.show_configfs_dev_params = iblock_show_configfs_dev_params,
.get_device_rev = iblock_get_device_rev,
.get_device_type = iblock_get_device_type,
.get_device_rev = sbc_get_device_rev,
.get_device_type = sbc_get_device_type,
.get_blocks = iblock_get_blocks,
};

14
drivers/target/target_core_rd.c
View File

@ -417,16 +417,6 @@ static ssize_t rd_show_configfs_dev_params(struct se_device *dev, char *b)
return bl;
}
static u32 rd_get_device_rev(struct se_device *dev)
{
return SCSI_SPC_2; /* Returns SPC-3 in Initiator Data */
}
static u32 rd_get_device_type(struct se_device *dev)
{
return TYPE_DISK;
}
static sector_t rd_get_blocks(struct se_device *dev)
{
struct rd_dev *rd_dev = RD_DEV(dev);
@ -459,8 +449,8 @@ static struct se_subsystem_api rd_mcp_template = {
.parse_cdb = rd_parse_cdb,
.set_configfs_dev_params = rd_set_configfs_dev_params,
.show_configfs_dev_params = rd_show_configfs_dev_params,
.get_device_rev = rd_get_device_rev,
.get_device_type = rd_get_device_type,
.get_device_rev = sbc_get_device_rev,
.get_device_type = sbc_get_device_type,
.get_blocks = rd_get_blocks,
};

12
drivers/target/target_core_sbc.c
View File

@ -603,3 +603,15 @@ out_invalid_cdb_field:
return -EINVAL;
}
EXPORT_SYMBOL(sbc_parse_cdb);
u32 sbc_get_device_rev(struct se_device *dev)
{
return SCSI_SPC_2; /* Returns SPC-3 in Initiator Data */
}
EXPORT_SYMBOL(sbc_get_device_rev);
u32 sbc_get_device_type(struct se_device *dev)
{
return TYPE_DISK;
}
EXPORT_SYMBOL(sbc_get_device_type);

5
include/target/target_core_backend.h
View File

@ -50,11 +50,14 @@ void transport_subsystem_release(struct se_subsystem_api *);
void target_complete_cmd(struct se_cmd *, u8);
int sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops);
int spc_parse_cdb(struct se_cmd *cmd, unsigned int *size);
int spc_emulate_report_luns(struct se_cmd *cmd);
int spc_get_write_same_sectors(struct se_cmd *cmd);
int sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops);
u32 sbc_get_device_rev(struct se_device *dev);
u32 sbc_get_device_type(struct se_device *dev);
void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *);
int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *);
int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *);