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author | Christoph Hellwig <hch@lst.de> | 2015-05-01 17:47:58 +0200 |
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committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2015-05-30 22:42:30 -0700 |
commit | 2650d71e244fb3637b5f58a0080682a8bf9c7091 (patch) | |
tree | 8fe28878d010df59f9b13b69b1e994270054218f /drivers/target/loopback | |
parent | 2aeeafae6bb9f04dbe17b521bcd8f0d03516c393 (diff) | |
download | linux-2650d71e244fb3637b5f58a0080682a8bf9c7091.tar.gz linux-2650d71e244fb3637b5f58a0080682a8bf9c7091.tar.bz2 linux-2650d71e244fb3637b5f58a0080682a8bf9c7091.zip |
target: move transport ID handling to the core
Now that struct se_portal_group contains a protocol identifier field we can
take all the code to format an parse protocol identifiers in CDBs into common
code instead of leaving this to low-level drivers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/loopback')
-rw-r--r-- | drivers/target/loopback/tcm_loop.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 0eed0209a7f4..b788406977f6 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -542,95 +542,6 @@ static u16 tcm_loop_get_tag(struct se_portal_group *se_tpg) return tl_tpg(se_tpg)->tl_tpgt; } -static u32 tcm_loop_get_pr_transport_id( - struct se_portal_group *se_tpg, - struct se_node_acl *se_nacl, - struct t10_pr_registration *pr_reg, - int *format_code, - unsigned char *buf) -{ - struct tcm_loop_hba *tl_hba = tl_tpg(se_tpg)->tl_hba; - - switch (tl_hba->tl_proto_id) { - case SCSI_PROTOCOL_SAS: - return sas_get_pr_transport_id(se_tpg, se_nacl, pr_reg, - format_code, buf); - case SCSI_PROTOCOL_FCP: - return fc_get_pr_transport_id(se_tpg, se_nacl, pr_reg, - format_code, buf); - case SCSI_PROTOCOL_ISCSI: - return iscsi_get_pr_transport_id(se_tpg, se_nacl, pr_reg, - format_code, buf); - default: - pr_err("Unknown tl_proto_id: 0x%02x, using" - " SAS emulation\n", tl_hba->tl_proto_id); - break; - } - - return sas_get_pr_transport_id(se_tpg, se_nacl, pr_reg, - format_code, buf); -} - -static u32 tcm_loop_get_pr_transport_id_len( - struct se_portal_group *se_tpg, - struct se_node_acl *se_nacl, - struct t10_pr_registration *pr_reg, - int *format_code) -{ - struct tcm_loop_hba *tl_hba = tl_tpg(se_tpg)->tl_hba; - - switch (tl_hba->tl_proto_id) { - case SCSI_PROTOCOL_SAS: - return sas_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg, - format_code); - case SCSI_PROTOCOL_FCP: - return fc_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg, - format_code); - case SCSI_PROTOCOL_ISCSI: - return iscsi_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg, - format_code); - default: - pr_err("Unknown tl_proto_id: 0x%02x, using" - " SAS emulation\n", tl_hba->tl_proto_id); - break; - } - - return sas_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg, - format_code); -} - -/* - * Used for handling SCSI fabric dependent TransportIDs in SPC-3 and above - * Persistent Reservation SPEC_I_PT=1 and PROUT REGISTER_AND_MOVE operations. - */ -static char *tcm_loop_parse_pr_out_transport_id( - struct se_portal_group *se_tpg, - const char *buf, - u32 *out_tid_len, - char **port_nexus_ptr) -{ - struct tcm_loop_hba *tl_hba = tl_tpg(se_tpg)->tl_hba; - - switch (tl_hba->tl_proto_id) { - case SCSI_PROTOCOL_SAS: - return sas_parse_pr_out_transport_id(se_tpg, buf, out_tid_len, - port_nexus_ptr); - case SCSI_PROTOCOL_FCP: - return fc_parse_pr_out_transport_id(se_tpg, buf, out_tid_len, - port_nexus_ptr); - case SCSI_PROTOCOL_ISCSI: - return iscsi_parse_pr_out_transport_id(se_tpg, buf, out_tid_len, - port_nexus_ptr); - default: - pr_err("Unknown tl_proto_id: 0x%02x, using" - " SAS emulation\n", tl_hba->tl_proto_id); - break; - } - - return sas_parse_pr_out_transport_id(se_tpg, buf, out_tid_len, - port_nexus_ptr); -} - /* * Returning (1) here allows for target_core_mod struct se_node_acl to be generated * based upon the incoming fabric dependent SCSI Initiator Port @@ -1332,9 +1243,6 @@ static const struct target_core_fabric_ops loop_ops = { .get_fabric_name = tcm_loop_get_fabric_name, .tpg_get_wwn = tcm_loop_get_endpoint_wwn, .tpg_get_tag = tcm_loop_get_tag, - .tpg_get_pr_transport_id = tcm_loop_get_pr_transport_id, - .tpg_get_pr_transport_id_len = tcm_loop_get_pr_transport_id_len, - .tpg_parse_pr_out_transport_id = tcm_loop_parse_pr_out_transport_id, .tpg_check_demo_mode = tcm_loop_check_demo_mode, .tpg_check_demo_mode_cache = tcm_loop_check_demo_mode_cache, .tpg_check_demo_mode_write_protect = |