[SCSI] bfa: cleanup driver
We have flattened the BFA hierarchy and also reduced the number of
source and header files we used to have earlier.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/bfa/bfi.h b/drivers/scsi/bfa/bfi.h
new file mode 100644
index 0000000..85f2224
--- /dev/null
+++ b/drivers/scsi/bfa/bfi.h
@@ -0,0 +1,579 @@
+/*
+ * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_H__
+#define __BFI_H__
+
+#include "bfa_defs.h"
+#include "bfa_defs_svc.h"
+
+#pragma pack(1)
+
+/**
+ * BFI FW image type
+ */
+#define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */
+#define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32))
+enum {
+ BFI_IMAGE_CB_FC,
+ BFI_IMAGE_CT_FC,
+ BFI_IMAGE_CT_CNA,
+ BFI_IMAGE_MAX,
+};
+
+/**
+ * Msg header common to all msgs
+ */
+struct bfi_mhdr_s {
+ u8 msg_class; /* @ref bfi_mclass_t */
+ u8 msg_id; /* msg opcode with in the class */
+ union {
+ struct {
+ u8 rsvd;
+ u8 lpu_id; /* msg destination */
+ } h2i;
+ u16 i2htok; /* token in msgs to host */
+ } mtag;
+};
+
+#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_op); \
+ (_mh).mtag.h2i.lpu_id = (_lpuid); \
+} while (0)
+
+#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_op); \
+ (_mh).mtag.i2htok = (_i2htok); \
+} while (0)
+
+/*
+ * Message opcodes: 0-127 to firmware, 128-255 to host
+ */
+#define BFI_I2H_OPCODE_BASE 128
+#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE)
+
+/**
+ ****************************************************************************
+ *
+ * Scatter Gather Element and Page definition
+ *
+ ****************************************************************************
+ */
+
+#define BFI_SGE_INLINE 1
+#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1)
+
+/**
+ * SG Flags
+ */
+enum {
+ BFI_SGE_DATA = 0, /* data address, not last */
+ BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */
+ BFI_SGE_DATA_LAST = 3, /* data address, last */
+ BFI_SGE_LINK = 2, /* link address */
+ BFI_SGE_PGDLEN = 2, /* cumulative data length for page */
+};
+
+/**
+ * DMA addresses
+ */
+union bfi_addr_u {
+ struct {
+ u32 addr_lo;
+ u32 addr_hi;
+ } a32;
+};
+
+/**
+ * Scatter Gather Element
+ */
+struct bfi_sge_s {
+#ifdef __BIGENDIAN
+ u32 flags:2,
+ rsvd:2,
+ sg_len:28;
+#else
+ u32 sg_len:28,
+ rsvd:2,
+ flags:2;
+#endif
+ union bfi_addr_u sga;
+};
+
+/**
+ * Scatter Gather Page
+ */
+#define BFI_SGPG_DATA_SGES 7
+#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1)
+#define BFI_SGPG_RSVD_WD_LEN 8
+struct bfi_sgpg_s {
+ struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
+ u32 rsvd[BFI_SGPG_RSVD_WD_LEN];
+};
+
+/*
+ * Large Message structure - 128 Bytes size Msgs
+ */
+#define BFI_LMSG_SZ 128
+#define BFI_LMSG_PL_WSZ \
+ ((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
+
+struct bfi_msg_s {
+ struct bfi_mhdr_s mhdr;
+ u32 pl[BFI_LMSG_PL_WSZ];
+};
+
+/**
+ * Mailbox message structure
+ */
+#define BFI_MBMSG_SZ 7
+struct bfi_mbmsg_s {
+ struct bfi_mhdr_s mh;
+ u32 pl[BFI_MBMSG_SZ];
+};
+
+/**
+ * Message Classes
+ */
+enum bfi_mclass {
+ BFI_MC_IOC = 1, /* IO Controller (IOC) */
+ BFI_MC_FCPORT = 5, /* FC port */
+ BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */
+ BFI_MC_LL = 7, /* Link Layer */
+ BFI_MC_UF = 8, /* Unsolicited frame receive */
+ BFI_MC_FCXP = 9, /* FC Transport */
+ BFI_MC_LPS = 10, /* lport fc login services */
+ BFI_MC_RPORT = 11, /* Remote port */
+ BFI_MC_ITNIM = 12, /* I-T nexus (Initiator mode) */
+ BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */
+ BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */
+ BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */
+ BFI_MC_IOIM = 16, /* IO (Initiator mode) */
+ BFI_MC_IOIM_IOCOM = 17, /* good IO completion */
+ BFI_MC_TSKIM = 18, /* Initiator Task management */
+ BFI_MC_PORT = 21, /* Physical port */
+ BFI_MC_MAX = 32
+};
+
+#define BFI_IOC_MAX_CQS 4
+#define BFI_IOC_MAX_CQS_ASIC 8
+#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */
+
+#define BFI_BOOT_TYPE_OFF 8
+#define BFI_BOOT_LOADER_OFF 12
+
+#define BFI_BOOT_TYPE_NORMAL 0
+#define BFI_BOOT_TYPE_FLASH 1
+#define BFI_BOOT_TYPE_MEMTEST 2
+
+#define BFI_BOOT_LOADER_OS 0
+#define BFI_BOOT_LOADER_BIOS 1
+#define BFI_BOOT_LOADER_UEFI 2
+
+/**
+ *----------------------------------------------------------------------
+ * IOC
+ *----------------------------------------------------------------------
+ */
+
+enum bfi_ioc_h2i_msgs {
+ BFI_IOC_H2I_ENABLE_REQ = 1,
+ BFI_IOC_H2I_DISABLE_REQ = 2,
+ BFI_IOC_H2I_GETATTR_REQ = 3,
+ BFI_IOC_H2I_DBG_SYNC = 4,
+ BFI_IOC_H2I_DBG_DUMP = 5,
+};
+
+enum bfi_ioc_i2h_msgs {
+ BFI_IOC_I2H_ENABLE_REPLY = BFA_I2HM(1),
+ BFI_IOC_I2H_DISABLE_REPLY = BFA_I2HM(2),
+ BFI_IOC_I2H_GETATTR_REPLY = BFA_I2HM(3),
+ BFI_IOC_I2H_READY_EVENT = BFA_I2HM(4),
+ BFI_IOC_I2H_HBEAT = BFA_I2HM(5),
+};
+
+/**
+ * BFI_IOC_H2I_GETATTR_REQ message
+ */
+struct bfi_ioc_getattr_req_s {
+ struct bfi_mhdr_s mh;
+ union bfi_addr_u attr_addr;
+};
+
+struct bfi_ioc_attr_s {
+ wwn_t mfg_pwwn; /* Mfg port wwn */
+ wwn_t mfg_nwwn; /* Mfg node wwn */
+ mac_t mfg_mac; /* Mfg mac */
+ u16 rsvd_a;
+ wwn_t pwwn;
+ wwn_t nwwn;
+ mac_t mac; /* PBC or Mfg mac */
+ u16 rsvd_b;
+ mac_t fcoe_mac;
+ u16 rsvd_c;
+ char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
+ u8 pcie_gen;
+ u8 pcie_lanes_orig;
+ u8 pcie_lanes;
+ u8 rx_bbcredit; /* receive buffer credits */
+ u32 adapter_prop; /* adapter properties */
+ u16 maxfrsize; /* max receive frame size */
+ char asic_rev;
+ u8 rsvd_d;
+ char fw_version[BFA_VERSION_LEN];
+ char optrom_version[BFA_VERSION_LEN];
+ struct bfa_mfg_vpd_s vpd;
+ u32 card_type; /* card type */
+};
+
+/**
+ * BFI_IOC_I2H_GETATTR_REPLY message
+ */
+struct bfi_ioc_getattr_reply_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 status; /* cfg reply status */
+ u8 rsvd[3];
+};
+
+/**
+ * Firmware memory page offsets
+ */
+#define BFI_IOC_SMEM_PG0_CB (0x40)
+#define BFI_IOC_SMEM_PG0_CT (0x180)
+
+/**
+ * Firmware statistic offset
+ */
+#define BFI_IOC_FWSTATS_OFF (0x6B40)
+#define BFI_IOC_FWSTATS_SZ (4096)
+
+/**
+ * Firmware trace offset
+ */
+#define BFI_IOC_TRC_OFF (0x4b00)
+#define BFI_IOC_TRC_ENTS 256
+
+#define BFI_IOC_FW_SIGNATURE (0xbfadbfad)
+#define BFI_IOC_MD5SUM_SZ 4
+struct bfi_ioc_image_hdr_s {
+ u32 signature; /* constant signature */
+ u32 rsvd_a;
+ u32 exec; /* exec vector */
+ u32 param; /* parameters */
+ u32 rsvd_b[4];
+ u32 md5sum[BFI_IOC_MD5SUM_SZ];
+};
+
+/**
+ * BFI_IOC_I2H_READY_EVENT message
+ */
+struct bfi_ioc_rdy_event_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 init_status; /* init event status */
+ u8 rsvd[3];
+};
+
+struct bfi_ioc_hbeat_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u32 hb_count; /* current heart beat count */
+};
+
+/**
+ * IOC hardware/firmware state
+ */
+enum bfi_ioc_state {
+ BFI_IOC_UNINIT = 0, /* not initialized */
+ BFI_IOC_INITING = 1, /* h/w is being initialized */
+ BFI_IOC_HWINIT = 2, /* h/w is initialized */
+ BFI_IOC_CFG = 3, /* IOC configuration in progress */
+ BFI_IOC_OP = 4, /* IOC is operational */
+ BFI_IOC_DISABLING = 5, /* IOC is being disabled */
+ BFI_IOC_DISABLED = 6, /* IOC is disabled */
+ BFI_IOC_CFG_DISABLED = 7, /* IOC is being disabled;transient */
+ BFI_IOC_FAIL = 8, /* IOC heart-beat failure */
+ BFI_IOC_MEMTEST = 9, /* IOC is doing memtest */
+};
+
+#define BFI_IOC_ENDIAN_SIG 0x12345678
+
+enum {
+ BFI_ADAPTER_TYPE_FC = 0x01, /* FC adapters */
+ BFI_ADAPTER_TYPE_MK = 0x0f0000, /* adapter type mask */
+ BFI_ADAPTER_TYPE_SH = 16, /* adapter type shift */
+ BFI_ADAPTER_NPORTS_MK = 0xff00, /* number of ports mask */
+ BFI_ADAPTER_NPORTS_SH = 8, /* number of ports shift */
+ BFI_ADAPTER_SPEED_MK = 0xff, /* adapter speed mask */
+ BFI_ADAPTER_SPEED_SH = 0, /* adapter speed shift */
+ BFI_ADAPTER_PROTO = 0x100000, /* prototype adapaters */
+ BFI_ADAPTER_TTV = 0x200000, /* TTV debug capable */
+ BFI_ADAPTER_UNSUPP = 0x400000, /* unknown adapter type */
+};
+
+#define BFI_ADAPTER_GETP(__prop, __adap_prop) \
+ (((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >> \
+ BFI_ADAPTER_ ## __prop ## _SH)
+#define BFI_ADAPTER_SETP(__prop, __val) \
+ ((__val) << BFI_ADAPTER_ ## __prop ## _SH)
+#define BFI_ADAPTER_IS_PROTO(__adap_type) \
+ ((__adap_type) & BFI_ADAPTER_PROTO)
+#define BFI_ADAPTER_IS_TTV(__adap_type) \
+ ((__adap_type) & BFI_ADAPTER_TTV)
+#define BFI_ADAPTER_IS_UNSUPP(__adap_type) \
+ ((__adap_type) & BFI_ADAPTER_UNSUPP)
+#define BFI_ADAPTER_IS_SPECIAL(__adap_type) \
+ ((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO | \
+ BFI_ADAPTER_UNSUPP))
+
+/**
+ * BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages
+ */
+struct bfi_ioc_ctrl_req_s {
+ struct bfi_mhdr_s mh;
+ u8 ioc_class;
+ u8 rsvd[3];
+ u32 tv_sec;
+};
+#define bfi_ioc_enable_req_t struct bfi_ioc_ctrl_req_s;
+#define bfi_ioc_disable_req_t struct bfi_ioc_ctrl_req_s;
+
+/**
+ * BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages
+ */
+struct bfi_ioc_ctrl_reply_s {
+ struct bfi_mhdr_s mh; /* Common msg header */
+ u8 status; /* enable/disable status */
+ u8 rsvd[3];
+};
+#define bfi_ioc_enable_reply_t struct bfi_ioc_ctrl_reply_s;
+#define bfi_ioc_disable_reply_t struct bfi_ioc_ctrl_reply_s;
+
+#define BFI_IOC_MSGSZ 8
+/**
+ * H2I Messages
+ */
+union bfi_ioc_h2i_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_ioc_ctrl_req_s enable_req;
+ struct bfi_ioc_ctrl_req_s disable_req;
+ struct bfi_ioc_getattr_req_s getattr_req;
+ u32 mboxmsg[BFI_IOC_MSGSZ];
+};
+
+/**
+ * I2H Messages
+ */
+union bfi_ioc_i2h_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_ioc_rdy_event_s rdy_event;
+ u32 mboxmsg[BFI_IOC_MSGSZ];
+};
+
+
+/**
+ *----------------------------------------------------------------------
+ * PBC
+ *----------------------------------------------------------------------
+ */
+
+#define BFI_PBC_MAX_BLUNS 8
+#define BFI_PBC_MAX_VPORTS 16
+
+/**
+ * PBC boot lun configuration
+ */
+struct bfi_pbc_blun_s {
+ wwn_t tgt_pwwn;
+ lun_t tgt_lun;
+};
+
+/**
+ * PBC virtual port configuration
+ */
+struct bfi_pbc_vport_s {
+ wwn_t vp_pwwn;
+ wwn_t vp_nwwn;
+};
+
+/**
+ * BFI pre-boot configuration information
+ */
+struct bfi_pbc_s {
+ u8 port_enabled;
+ u8 boot_enabled;
+ u8 nbluns;
+ u8 nvports;
+ u8 port_speed;
+ u8 rsvd_a;
+ u16 hss;
+ wwn_t pbc_pwwn;
+ wwn_t pbc_nwwn;
+ struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS];
+ struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS];
+};
+
+/**
+ *----------------------------------------------------------------------
+ * MSGQ
+ *----------------------------------------------------------------------
+ */
+#define BFI_MSGQ_FULL(_q) (((_q->pi + 1) % _q->q_depth) == _q->ci)
+#define BFI_MSGQ_EMPTY(_q) (_q->pi == _q->ci)
+#define BFI_MSGQ_UPDATE_CI(_q) (_q->ci = (_q->ci + 1) % _q->q_depth)
+#define BFI_MSGQ_UPDATE_PI(_q) (_q->pi = (_q->pi + 1) % _q->q_depth)
+
+/* q_depth must be power of 2 */
+#define BFI_MSGQ_FREE_CNT(_q) ((_q->ci - _q->pi - 1) & (_q->q_depth - 1))
+
+enum bfi_msgq_h2i_msgs_e {
+ BFI_MSGQ_H2I_INIT_REQ = 1,
+ BFI_MSGQ_H2I_DOORBELL = 2,
+ BFI_MSGQ_H2I_SHUTDOWN = 3,
+};
+
+enum bfi_msgq_i2h_msgs_e {
+ BFI_MSGQ_I2H_INIT_RSP = 1,
+ BFI_MSGQ_I2H_DOORBELL = 2,
+};
+
+
+/* Messages(commands/responsed/AENS will have the following header */
+struct bfi_msgq_mhdr_s {
+ u8 msg_class;
+ u8 msg_id;
+ u16 msg_token;
+ u16 num_entries;
+ u8 enet_id;
+ u8 rsvd[1];
+};
+
+#define bfi_msgq_mhdr_set(_mh, _mc, _mid, _tok, _enet_id) do { \
+ (_mh).msg_class = (_mc); \
+ (_mh).msg_id = (_mid); \
+ (_mh).msg_token = (_tok); \
+ (_mh).enet_id = (_enet_id); \
+} while (0)
+
+/*
+ * Mailbox for messaging interface
+ *
+*/
+#define BFI_MSGQ_CMD_ENTRY_SIZE (64) /* TBD */
+#define BFI_MSGQ_RSP_ENTRY_SIZE (64) /* TBD */
+#define BFI_MSGQ_MSG_SIZE_MAX (2048) /* TBD */
+
+struct bfi_msgq_s {
+ union bfi_addr_u addr;
+ u16 q_depth; /* Total num of entries in the queue */
+ u8 rsvd[2];
+};
+
+/* BFI_ENET_MSGQ_CFG_REQ TBD init or cfg? */
+struct bfi_msgq_cfg_req_s {
+ struct bfi_mhdr_s mh;
+ struct bfi_msgq_s cmdq;
+ struct bfi_msgq_s rspq;
+};
+
+/* BFI_ENET_MSGQ_CFG_RSP */
+struct bfi_msgq_cfg_rsp_s {
+ struct bfi_mhdr_s mh;
+ u8 cmd_status;
+ u8 rsvd[3];
+};
+
+
+/* BFI_MSGQ_H2I_DOORBELL */
+struct bfi_msgq_h2i_db_s {
+ struct bfi_mhdr_s mh;
+ u16 cmdq_pi;
+ u16 rspq_ci;
+};
+
+/* BFI_MSGQ_I2H_DOORBELL */
+struct bfi_msgq_i2h_db_s {
+ struct bfi_mhdr_s mh;
+ u16 rspq_pi;
+ u16 cmdq_ci;
+};
+
+#pragma pack()
+
+/* BFI port specific */
+#pragma pack(1)
+
+enum bfi_port_h2i {
+ BFI_PORT_H2I_ENABLE_REQ = (1),
+ BFI_PORT_H2I_DISABLE_REQ = (2),
+ BFI_PORT_H2I_GET_STATS_REQ = (3),
+ BFI_PORT_H2I_CLEAR_STATS_REQ = (4),
+};
+
+enum bfi_port_i2h {
+ BFI_PORT_I2H_ENABLE_RSP = BFA_I2HM(1),
+ BFI_PORT_I2H_DISABLE_RSP = BFA_I2HM(2),
+ BFI_PORT_I2H_GET_STATS_RSP = BFA_I2HM(3),
+ BFI_PORT_I2H_CLEAR_STATS_RSP = BFA_I2HM(4),
+};
+
+/**
+ * Generic REQ type
+ */
+struct bfi_port_generic_req_s {
+ struct bfi_mhdr_s mh; /* msg header */
+ u32 msgtag; /* msgtag for reply */
+ u32 rsvd;
+};
+
+/**
+ * Generic RSP type
+ */
+struct bfi_port_generic_rsp_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ u8 status; /* port enable status */
+ u8 rsvd[3];
+ u32 msgtag; /* msgtag for reply */
+};
+
+/**
+ * BFI_PORT_H2I_GET_STATS_REQ
+ */
+struct bfi_port_get_stats_req_s {
+ struct bfi_mhdr_s mh; /* common msg header */
+ union bfi_addr_u dma_addr;
+};
+
+union bfi_port_h2i_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_port_generic_req_s enable_req;
+ struct bfi_port_generic_req_s disable_req;
+ struct bfi_port_get_stats_req_s getstats_req;
+ struct bfi_port_generic_req_s clearstats_req;
+};
+
+union bfi_port_i2h_msg_u {
+ struct bfi_mhdr_s mh;
+ struct bfi_port_generic_rsp_s enable_rsp;
+ struct bfi_port_generic_rsp_s disable_rsp;
+ struct bfi_port_generic_rsp_s getstats_rsp;
+ struct bfi_port_generic_rsp_s clearstats_rsp;
+};
+
+#pragma pack()
+
+#endif /* __BFI_H__ */