From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/target/loopback/tcm_loop.h | 54 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 drivers/target/loopback/tcm_loop.h (limited to 'drivers/target/loopback/tcm_loop.h') diff --git a/drivers/target/loopback/tcm_loop.h b/drivers/target/loopback/tcm_loop.h new file mode 100644 index 000000000..437663b39 --- /dev/null +++ b/drivers/target/loopback/tcm_loop.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#include +#include +#include /* struct se_cmd */ + +#define TCM_LOOP_VERSION "v2.1-rc2" +#define TL_WWN_ADDR_LEN 256 +#define TL_TPGS_PER_HBA 32 + +struct tcm_loop_cmd { + /* State of Linux/SCSI CDB+Data descriptor */ + u32 sc_cmd_state; + /* Tagged command queueing */ + u32 sc_cmd_tag; + /* Pointer to the CDB+Data descriptor from Linux/SCSI subsystem */ + struct scsi_cmnd *sc; + /* The TCM I/O descriptor that is accessed via container_of() */ + struct se_cmd tl_se_cmd; + struct completion tmr_done; + /* Sense buffer that will be mapped into outgoing status */ + unsigned char tl_sense_buf[TRANSPORT_SENSE_BUFFER]; +}; + +struct tcm_loop_nexus { + /* + * Pointer to TCM session for I_T Nexus + */ + struct se_session *se_sess; +}; + +#define TCM_TRANSPORT_ONLINE 0 +#define TCM_TRANSPORT_OFFLINE 1 + +struct tcm_loop_tpg { + unsigned short tl_tpgt; + unsigned short tl_transport_status; + enum target_prot_type tl_fabric_prot_type; + atomic_t tl_tpg_port_count; + struct se_portal_group tl_se_tpg; + struct tcm_loop_hba *tl_hba; + struct tcm_loop_nexus *tl_nexus; +}; + +struct tcm_loop_hba { + u8 tl_proto_id; + unsigned char tl_wwn_address[TL_WWN_ADDR_LEN]; + struct se_hba_s *se_hba; + struct se_lun *tl_hba_lun; + struct se_port *tl_hba_lun_sep; + struct device dev; + struct Scsi_Host *sh; + struct tcm_loop_tpg tl_hba_tpgs[TL_TPGS_PER_HBA]; + struct se_wwn tl_hba_wwn; +}; -- cgit v1.2.3