diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-12 09:50:42 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-12 09:50:42 -0700 |
commit | c9b8af00ff71f86ff3d092cc60ca673e1d0eae5b (patch) | |
tree | 25cc016481cc693552bebb4040041817280c2ccf /drivers/net/cnic_if.h | |
parent | c59a264c9e932c828d533497e286b89e43c8d1be (diff) | |
parent | 82681a318f9f028ea64e61f24bbd9ac535531921 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (154 commits)
[SCSI] osd: Remove out-of-tree left overs
[SCSI] libosd: Use REQ_QUIET requests.
[SCSI] osduld: use filp_open() when looking up an osd-device
[SCSI] libosd: Define an osd_dev wrapper to retrieve the request_queue
[SCSI] libosd: osd_req_{read,write} takes a length parameter
[SCSI] libosd: Let _osd_req_finalize_data_integrity receive number of out_bytes
[SCSI] libosd: osd_req_{read,write}_kern new API
[SCSI] libosd: Better printout of OSD target system information
[SCSI] libosd: OSD2r05: Attribute definitions
[SCSI] libosd: OSD2r05: Additional command enums
[SCSI] mpt fusion: fix up doc book comments
[SCSI] mpt fusion: Added support for Broadcast primitives Event handling
[SCSI] mpt fusion: Queue full event handling
[SCSI] mpt fusion: RAID device handling and Dual port Raid support is added
[SCSI] mpt fusion: Put IOC into ready state if it not already in ready state
[SCSI] mpt fusion: Code Cleanup patch
[SCSI] mpt fusion: Rescan SAS topology added
[SCSI] mpt fusion: SAS topology scan changes, expander events
[SCSI] mpt fusion: Firmware event implementation using seperate WorkQueue
[SCSI] mpt fusion: rewrite of ioctl_cmds internal generated function
...
Diffstat (limited to 'drivers/net/cnic_if.h')
-rw-r--r-- | drivers/net/cnic_if.h | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/drivers/net/cnic_if.h b/drivers/net/cnic_if.h new file mode 100644 index 00000000000..06380963a34 --- /dev/null +++ b/drivers/net/cnic_if.h @@ -0,0 +1,299 @@ +/* cnic_if.h: Broadcom CNIC core network driver. + * + * Copyright (c) 2006 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + */ + + +#ifndef CNIC_IF_H +#define CNIC_IF_H + +#define CNIC_MODULE_VERSION "2.0.0" +#define CNIC_MODULE_RELDATE "May 21, 2009" + +#define CNIC_ULP_RDMA 0 +#define CNIC_ULP_ISCSI 1 +#define CNIC_ULP_L4 2 +#define MAX_CNIC_ULP_TYPE_EXT 2 +#define MAX_CNIC_ULP_TYPE 3 + +struct kwqe { + u32 kwqe_op_flag; + +#define KWQE_OPCODE_MASK 0x00ff0000 +#define KWQE_OPCODE_SHIFT 16 +#define KWQE_FLAGS_LAYER_SHIFT 28 +#define KWQE_OPCODE(x) ((x & KWQE_OPCODE_MASK) >> KWQE_OPCODE_SHIFT) + + u32 kwqe_info0; + u32 kwqe_info1; + u32 kwqe_info2; + u32 kwqe_info3; + u32 kwqe_info4; + u32 kwqe_info5; + u32 kwqe_info6; +}; + +struct kwqe_16 { + u32 kwqe_info0; + u32 kwqe_info1; + u32 kwqe_info2; + u32 kwqe_info3; +}; + +struct kcqe { + u32 kcqe_info0; + u32 kcqe_info1; + u32 kcqe_info2; + u32 kcqe_info3; + u32 kcqe_info4; + u32 kcqe_info5; + u32 kcqe_info6; + u32 kcqe_op_flag; + #define KCQE_RAMROD_COMPLETION (0x1<<27) /* Everest */ + #define KCQE_FLAGS_LAYER_MASK (0x7<<28) + #define KCQE_FLAGS_LAYER_MASK_MISC (0<<28) + #define KCQE_FLAGS_LAYER_MASK_L2 (2<<28) + #define KCQE_FLAGS_LAYER_MASK_L3 (3<<28) + #define KCQE_FLAGS_LAYER_MASK_L4 (4<<28) + #define KCQE_FLAGS_LAYER_MASK_L5_RDMA (5<<28) + #define KCQE_FLAGS_LAYER_MASK_L5_ISCSI (6<<28) + #define KCQE_FLAGS_NEXT (1<<31) + #define KCQE_FLAGS_OPCODE_MASK (0xff<<16) + #define KCQE_FLAGS_OPCODE_SHIFT (16) + #define KCQE_OPCODE(op) \ + (((op) & KCQE_FLAGS_OPCODE_MASK) >> KCQE_FLAGS_OPCODE_SHIFT) +}; + +#define MAX_CNIC_CTL_DATA 64 +#define MAX_DRV_CTL_DATA 64 + +#define CNIC_CTL_STOP_CMD 1 +#define CNIC_CTL_START_CMD 2 +#define CNIC_CTL_COMPLETION_CMD 3 + +#define DRV_CTL_IO_WR_CMD 0x101 +#define DRV_CTL_IO_RD_CMD 0x102 +#define DRV_CTL_CTX_WR_CMD 0x103 +#define DRV_CTL_CTXTBL_WR_CMD 0x104 +#define DRV_CTL_COMPLETION_CMD 0x105 + +struct cnic_ctl_completion { + u32 cid; +}; + +struct drv_ctl_completion { + u32 comp_count; +}; + +struct cnic_ctl_info { + int cmd; + union { + struct cnic_ctl_completion comp; + char bytes[MAX_CNIC_CTL_DATA]; + } data; +}; + +struct drv_ctl_io { + u32 cid_addr; + u32 offset; + u32 data; + dma_addr_t dma_addr; +}; + +struct drv_ctl_info { + int cmd; + union { + struct drv_ctl_completion comp; + struct drv_ctl_io io; + char bytes[MAX_DRV_CTL_DATA]; + } data; +}; + +struct cnic_ops { + struct module *cnic_owner; + /* Calls to these functions are protected by RCU. When + * unregistering, we wait for any calls to complete before + * continuing. + */ + int (*cnic_handler)(void *, void *); + int (*cnic_ctl)(void *, struct cnic_ctl_info *); +}; + +#define MAX_CNIC_VEC 8 + +struct cnic_irq { + unsigned int vector; + void *status_blk; + u32 status_blk_num; + u32 irq_flags; +#define CNIC_IRQ_FL_MSIX 0x00000001 +}; + +struct cnic_eth_dev { + struct module *drv_owner; + u32 drv_state; +#define CNIC_DRV_STATE_REGD 0x00000001 +#define CNIC_DRV_STATE_USING_MSIX 0x00000002 + u32 chip_id; + u32 max_kwqe_pending; + struct pci_dev *pdev; + void __iomem *io_base; + + u32 ctx_tbl_offset; + u32 ctx_tbl_len; + int ctx_blk_size; + u32 starting_cid; + u32 max_iscsi_conn; + u32 max_fcoe_conn; + u32 max_rdma_conn; + u32 reserved0[2]; + + int num_irq; + struct cnic_irq irq_arr[MAX_CNIC_VEC]; + int (*drv_register_cnic)(struct net_device *, + struct cnic_ops *, void *); + int (*drv_unregister_cnic)(struct net_device *); + int (*drv_submit_kwqes_32)(struct net_device *, + struct kwqe *[], u32); + int (*drv_submit_kwqes_16)(struct net_device *, + struct kwqe_16 *[], u32); + int (*drv_ctl)(struct net_device *, struct drv_ctl_info *); + unsigned long reserved1[2]; +}; + +struct cnic_sockaddr { + union { + struct sockaddr_in v4; + struct sockaddr_in6 v6; + } local; + union { + struct sockaddr_in v4; + struct sockaddr_in6 v6; + } remote; +}; + +struct cnic_sock { + struct cnic_dev *dev; + void *context; + u32 src_ip[4]; + u32 dst_ip[4]; + u16 src_port; + u16 dst_port; + u16 vlan_id; + unsigned char old_ha[6]; + unsigned char ha[6]; + u32 mtu; + u32 cid; + u32 l5_cid; + u32 pg_cid; + int ulp_type; + + u32 ka_timeout; + u32 ka_interval; + u8 ka_max_probe_count; + u8 tos; + u8 ttl; + u8 snd_seq_scale; + u32 rcv_buf; + u32 snd_buf; + u32 seed; + + unsigned long tcp_flags; +#define SK_TCP_NO_DELAY_ACK 0x1 +#define SK_TCP_KEEP_ALIVE 0x2 +#define SK_TCP_NAGLE 0x4 +#define SK_TCP_TIMESTAMP 0x8 +#define SK_TCP_SACK 0x10 +#define SK_TCP_SEG_SCALING 0x20 + unsigned long flags; +#define SK_F_INUSE 0 +#define SK_F_OFFLD_COMPLETE 1 +#define SK_F_OFFLD_SCHED 2 +#define SK_F_PG_OFFLD_COMPLETE 3 +#define SK_F_CONNECT_START 4 +#define SK_F_IPV6 5 +#define SK_F_CLOSING 7 + + atomic_t ref_count; + u32 state; + struct kwqe kwqe1; + struct kwqe kwqe2; + struct kwqe kwqe3; +}; + +struct cnic_dev { + struct net_device *netdev; + struct pci_dev *pcidev; + void __iomem *regview; + struct list_head list; + + int (*register_device)(struct cnic_dev *dev, int ulp_type, + void *ulp_ctx); + int (*unregister_device)(struct cnic_dev *dev, int ulp_type); + int (*submit_kwqes)(struct cnic_dev *dev, struct kwqe *wqes[], + u32 num_wqes); + int (*submit_kwqes_16)(struct cnic_dev *dev, struct kwqe_16 *wqes[], + u32 num_wqes); + + int (*cm_create)(struct cnic_dev *, int, u32, u32, struct cnic_sock **, + void *); + int (*cm_destroy)(struct cnic_sock *); + int (*cm_connect)(struct cnic_sock *, struct cnic_sockaddr *); + int (*cm_abort)(struct cnic_sock *); + int (*cm_close)(struct cnic_sock *); + struct cnic_dev *(*cm_select_dev)(struct sockaddr_in *, int ulp_type); + int (*iscsi_nl_msg_recv)(struct cnic_dev *dev, u32 msg_type, + char *data, u16 data_size); + unsigned long flags; +#define CNIC_F_CNIC_UP 1 +#define CNIC_F_BNX2_CLASS 3 +#define CNIC_F_BNX2X_CLASS 4 + atomic_t ref_count; + u8 mac_addr[6]; + + int max_iscsi_conn; + int max_fcoe_conn; + int max_rdma_conn; + + void *cnic_priv; +}; + +#define CNIC_WR(dev, off, val) writel(val, dev->regview + off) +#define CNIC_WR16(dev, off, val) writew(val, dev->regview + off) +#define CNIC_WR8(dev, off, val) writeb(val, dev->regview + off) +#define CNIC_RD(dev, off) readl(dev->regview + off) +#define CNIC_RD16(dev, off) readw(dev->regview + off) + +struct cnic_ulp_ops { + /* Calls to these functions are protected by RCU. When + * unregistering, we wait for any calls to complete before + * continuing. + */ + + void (*cnic_init)(struct cnic_dev *dev); + void (*cnic_exit)(struct cnic_dev *dev); + void (*cnic_start)(void *ulp_ctx); + void (*cnic_stop)(void *ulp_ctx); + void (*indicate_kcqes)(void *ulp_ctx, struct kcqe *cqes[], + u32 num_cqes); + void (*indicate_netevent)(void *ulp_ctx, unsigned long event); + void (*cm_connect_complete)(struct cnic_sock *); + void (*cm_close_complete)(struct cnic_sock *); + void (*cm_abort_complete)(struct cnic_sock *); + void (*cm_remote_close)(struct cnic_sock *); + void (*cm_remote_abort)(struct cnic_sock *); + void (*iscsi_nl_send_msg)(struct cnic_dev *dev, u32 msg_type, + char *data, u16 data_size); + struct module *owner; +}; + +extern int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops); + +extern int cnic_unregister_driver(int ulp_type); + +#endif |