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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/scsi/lpfc/lpfc_bsg.h
Initial import
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_bsg.h')
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.h289
1 files changed, 289 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_bsg.h b/drivers/scsi/lpfc/lpfc_bsg.h
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index 000000000..e557bcdbc
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+++ b/drivers/scsi/lpfc/lpfc_bsg.h
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+/*******************************************************************
+ * This file is part of the Emulex Linux Device Driver for *
+ * Fibre Channel Host Bus Adapters. *
+ * Copyright (C) 2010-2015 Emulex. All rights reserved. *
+ * EMULEX and SLI are trademarks of Emulex. *
+ * www.emulex.com *
+ * *
+ * This program is free software; you can redistribute it and/or *
+ * modify it under the terms of version 2 of the GNU General *
+ * Public License as published by the Free Software Foundation. *
+ * This program is distributed in the hope that it will be useful. *
+ * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
+ * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
+ * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
+ * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
+ * TO BE LEGALLY INVALID. See the GNU General Public License for *
+ * more details, a copy of which can be found in the file COPYING *
+ * included with this package. *
+ *******************************************************************/
+/* bsg definitions
+ * No pointers to user data are allowed, all application buffers and sizes will
+ * derived through the bsg interface.
+ *
+ * These are the vendor unique structures passed in using the bsg
+ * FC_BSG_HST_VENDOR message code type.
+ */
+#define LPFC_BSG_VENDOR_SET_CT_EVENT 1
+#define LPFC_BSG_VENDOR_GET_CT_EVENT 2
+#define LPFC_BSG_VENDOR_SEND_MGMT_RESP 3
+#define LPFC_BSG_VENDOR_DIAG_MODE 4
+#define LPFC_BSG_VENDOR_DIAG_RUN_LOOPBACK 5
+#define LPFC_BSG_VENDOR_GET_MGMT_REV 6
+#define LPFC_BSG_VENDOR_MBOX 7
+#define LPFC_BSG_VENDOR_MENLO_CMD 8
+#define LPFC_BSG_VENDOR_MENLO_DATA 9
+#define LPFC_BSG_VENDOR_DIAG_MODE_END 10
+#define LPFC_BSG_VENDOR_LINK_DIAG_TEST 11
+
+struct set_ct_event {
+ uint32_t command;
+ uint32_t type_mask;
+ uint32_t ev_req_id;
+ uint32_t ev_reg_id;
+};
+
+struct get_ct_event {
+ uint32_t command;
+ uint32_t ev_reg_id;
+ uint32_t ev_req_id;
+};
+
+struct get_ct_event_reply {
+ uint32_t immed_data;
+ uint32_t type;
+};
+
+struct send_mgmt_resp {
+ uint32_t command;
+ uint32_t tag;
+};
+
+
+#define INTERNAL_LOOP_BACK 0x1 /* adapter short cuts the loop internally */
+#define EXTERNAL_LOOP_BACK 0x2 /* requires an external loopback plug */
+
+struct diag_mode_set {
+ uint32_t command;
+ uint32_t type;
+ uint32_t timeout;
+};
+
+struct sli4_link_diag {
+ uint32_t command;
+ uint32_t timeout;
+ uint32_t test_id;
+ uint32_t loops;
+ uint32_t test_version;
+ uint32_t error_action;
+};
+
+struct diag_mode_test {
+ uint32_t command;
+};
+
+struct diag_status {
+ uint32_t mbox_status;
+ uint32_t shdr_status;
+ uint32_t shdr_add_status;
+};
+
+#define LPFC_WWNN_TYPE 0
+#define LPFC_WWPN_TYPE 1
+
+struct get_mgmt_rev {
+ uint32_t command;
+};
+
+#define MANAGEMENT_MAJOR_REV 1
+#define MANAGEMENT_MINOR_REV 1
+
+/* the MgmtRevInfo structure */
+struct MgmtRevInfo {
+ uint32_t a_Major;
+ uint32_t a_Minor;
+};
+
+struct get_mgmt_rev_reply {
+ struct MgmtRevInfo info;
+};
+
+#define BSG_MBOX_SIZE 4096 /* mailbox command plus extended data */
+
+/* BSG mailbox request header */
+struct dfc_mbox_req {
+ uint32_t command;
+ uint32_t mbOffset;
+ uint32_t inExtWLen;
+ uint32_t outExtWLen;
+ uint32_t extMboxTag;
+ uint32_t extSeqNum;
+};
+
+/* Used for menlo command or menlo data. The xri is only used for menlo data */
+struct menlo_command {
+ uint32_t cmd;
+ uint32_t xri;
+};
+
+struct menlo_response {
+ uint32_t xri; /* return the xri of the iocb exchange */
+};
+
+/*
+ * macros and data structures for handling sli-config mailbox command
+ * pass-through support, this header file is shared between user and
+ * kernel spaces, note the set of macros are duplicates from lpfc_hw4.h,
+ * with macro names prefixed with bsg_, as the macros defined in
+ * lpfc_hw4.h are not accessible from user space.
+ */
+
+/* Macros to deal with bit fields. Each bit field must have 3 #defines
+ * associated with it (_SHIFT, _MASK, and _WORD).
+ * EG. For a bit field that is in the 7th bit of the "field4" field of a
+ * structure and is 2 bits in size the following #defines must exist:
+ * struct temp {
+ * uint32_t field1;
+ * uint32_t field2;
+ * uint32_t field3;
+ * uint32_t field4;
+ * #define example_bit_field_SHIFT 7
+ * #define example_bit_field_MASK 0x03
+ * #define example_bit_field_WORD field4
+ * uint32_t field5;
+ * };
+ * Then the macros below may be used to get or set the value of that field.
+ * EG. To get the value of the bit field from the above example:
+ * struct temp t1;
+ * value = bsg_bf_get(example_bit_field, &t1);
+ * And then to set that bit field:
+ * bsg_bf_set(example_bit_field, &t1, 2);
+ * Or clear that bit field:
+ * bsg_bf_set(example_bit_field, &t1, 0);
+ */
+#define bsg_bf_get_le32(name, ptr) \
+ ((le32_to_cpu((ptr)->name##_WORD) >> name##_SHIFT) & name##_MASK)
+#define bsg_bf_get(name, ptr) \
+ (((ptr)->name##_WORD >> name##_SHIFT) & name##_MASK)
+#define bsg_bf_set_le32(name, ptr, value) \
+ ((ptr)->name##_WORD = cpu_to_le32(((((value) & \
+ name##_MASK) << name##_SHIFT) | (le32_to_cpu((ptr)->name##_WORD) & \
+ ~(name##_MASK << name##_SHIFT)))))
+#define bsg_bf_set(name, ptr, value) \
+ ((ptr)->name##_WORD = ((((value) & name##_MASK) << name##_SHIFT) | \
+ ((ptr)->name##_WORD & ~(name##_MASK << name##_SHIFT))))
+
+/*
+ * The sli_config structure specified here is based on the following
+ * restriction:
+ *
+ * -- SLI_CONFIG EMB=0, carrying MSEs, will carry subcommands without
+ * carrying HBD.
+ * -- SLI_CONFIG EMB=1, not carrying MSE, will carry subcommands with or
+ * without carrying HBDs.
+ */
+
+struct lpfc_sli_config_mse {
+ uint32_t pa_lo;
+ uint32_t pa_hi;
+ uint32_t buf_len;
+#define lpfc_mbox_sli_config_mse_len_SHIFT 0
+#define lpfc_mbox_sli_config_mse_len_MASK 0xffffff
+#define lpfc_mbox_sli_config_mse_len_WORD buf_len
+};
+
+struct lpfc_sli_config_hbd {
+ uint32_t buf_len;
+#define lpfc_mbox_sli_config_ecmn_hbd_len_SHIFT 0
+#define lpfc_mbox_sli_config_ecmn_hbd_len_MASK 0xffffff
+#define lpfc_mbox_sli_config_ecmn_hbd_len_WORD buf_len
+ uint32_t pa_lo;
+ uint32_t pa_hi;
+};
+
+struct lpfc_sli_config_hdr {
+ uint32_t word1;
+#define lpfc_mbox_hdr_emb_SHIFT 0
+#define lpfc_mbox_hdr_emb_MASK 0x00000001
+#define lpfc_mbox_hdr_emb_WORD word1
+#define lpfc_mbox_hdr_mse_cnt_SHIFT 3
+#define lpfc_mbox_hdr_mse_cnt_MASK 0x0000001f
+#define lpfc_mbox_hdr_mse_cnt_WORD word1
+ uint32_t payload_length;
+ uint32_t tag_lo;
+ uint32_t tag_hi;
+ uint32_t reserved5;
+};
+
+struct lpfc_sli_config_emb0_subsys {
+ struct lpfc_sli_config_hdr sli_config_hdr;
+#define LPFC_MBX_SLI_CONFIG_MAX_MSE 19
+ struct lpfc_sli_config_mse mse[LPFC_MBX_SLI_CONFIG_MAX_MSE];
+ uint32_t padding;
+ uint32_t word64;
+#define lpfc_emb0_subcmnd_opcode_SHIFT 0
+#define lpfc_emb0_subcmnd_opcode_MASK 0xff
+#define lpfc_emb0_subcmnd_opcode_WORD word64
+#define lpfc_emb0_subcmnd_subsys_SHIFT 8
+#define lpfc_emb0_subcmnd_subsys_MASK 0xff
+#define lpfc_emb0_subcmnd_subsys_WORD word64
+/* Subsystem FCOE (0x0C) OpCodes */
+#define SLI_CONFIG_SUBSYS_FCOE 0x0C
+#define FCOE_OPCODE_READ_FCF 0x08
+#define FCOE_OPCODE_ADD_FCF 0x09
+#define FCOE_OPCODE_SET_DPORT_MODE 0x27
+#define FCOE_OPCODE_GET_DPORT_RESULTS 0x28
+};
+
+struct lpfc_sli_config_emb1_subsys {
+ struct lpfc_sli_config_hdr sli_config_hdr;
+ uint32_t word6;
+#define lpfc_emb1_subcmnd_opcode_SHIFT 0
+#define lpfc_emb1_subcmnd_opcode_MASK 0xff
+#define lpfc_emb1_subcmnd_opcode_WORD word6
+#define lpfc_emb1_subcmnd_subsys_SHIFT 8
+#define lpfc_emb1_subcmnd_subsys_MASK 0xff
+#define lpfc_emb1_subcmnd_subsys_WORD word6
+/* Subsystem COMN (0x01) OpCodes */
+#define SLI_CONFIG_SUBSYS_COMN 0x01
+#define COMN_OPCODE_GET_PROFILE_CONFIG 0xA4
+#define COMN_OPCODE_READ_OBJECT 0xAB
+#define COMN_OPCODE_WRITE_OBJECT 0xAC
+#define COMN_OPCODE_READ_OBJECT_LIST 0xAD
+#define COMN_OPCODE_DELETE_OBJECT 0xAE
+#define COMN_OPCODE_GET_CNTL_ADDL_ATTRIBUTES 0x79
+#define COMN_OPCODE_GET_CNTL_ATTRIBUTES 0x20
+ uint32_t timeout;
+ uint32_t request_length;
+ uint32_t word9;
+#define lpfc_subcmnd_version_SHIFT 0
+#define lpfc_subcmnd_version_MASK 0xff
+#define lpfc_subcmnd_version_WORD word9
+ uint32_t word10;
+#define lpfc_subcmnd_ask_rd_len_SHIFT 0
+#define lpfc_subcmnd_ask_rd_len_MASK 0xffffff
+#define lpfc_subcmnd_ask_rd_len_WORD word10
+ uint32_t rd_offset;
+ uint32_t obj_name[26];
+ uint32_t hbd_count;
+#define LPFC_MBX_SLI_CONFIG_MAX_HBD 8
+ struct lpfc_sli_config_hbd hbd[LPFC_MBX_SLI_CONFIG_MAX_HBD];
+};
+
+struct lpfc_sli_config_mbox {
+ uint32_t word0;
+#define lpfc_mqe_status_SHIFT 16
+#define lpfc_mqe_status_MASK 0x0000FFFF
+#define lpfc_mqe_status_WORD word0
+#define lpfc_mqe_command_SHIFT 8
+#define lpfc_mqe_command_MASK 0x000000FF
+#define lpfc_mqe_command_WORD word0
+ union {
+ struct lpfc_sli_config_emb0_subsys sli_config_emb0_subsys;
+ struct lpfc_sli_config_emb1_subsys sli_config_emb1_subsys;
+ } un;
+};
+
+/* driver only */
+#define SLI_CONFIG_NOT_HANDLED 0
+#define SLI_CONFIG_HANDLED 1