2 * Copyright (c) 2003-2007 Chelsio, Inc. All rights reserved.
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8 * OpenIB.org BSD license below:
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32 #ifndef _CXGB3_OFFLOAD_CTL_DEFS_H
33 #define _CXGB3_OFFLOAD_CTL_DEFS_H
36 GET_MAX_OUTSTANDING_WR = 0,
48 ULP_ISCSI_GET_PARAMS = 11,
49 ULP_ISCSI_SET_PARAMS = 12,
55 RDMA_CTRL_QP_SETUP = 17,
59 GET_RX_PAGE_INFO = 50,
63 * Structure used to describe a TID range. Valid TIDs are [base, base+num).
66 unsigned int base; /* first TID */
67 unsigned int num; /* number of TIDs in range */
71 * Structure used to request the size and contents of the MTU table.
74 unsigned int size; /* # of entries in the MTU table */
75 const unsigned short *mtus; /* the MTU table values */
81 * Structure used to request the adapter net_device owning a given MAC address.
84 struct net_device *dev; /* the net_device */
85 const unsigned char *mac_addr; /* MAC address to lookup */
92 * Structure used to request the TCP DDP parameters.
95 unsigned int llimit; /* TDDP region start address */
96 unsigned int ulimit; /* TDDP region end address */
97 unsigned int tag_mask; /* TDDP tag mask */
102 unsigned int nports; /* number of ports on this adapter */
103 struct net_device *lldevs[2];
107 * Structure used to return information to the iscsi layer.
109 struct ulp_iscsi_info {
113 unsigned int tagmask;
115 unsigned int max_rxsz;
116 unsigned int max_txsz;
117 struct pci_dev *pdev;
121 * Structure used to return information to the RDMA layer.
124 unsigned int tpt_base; /* TPT base address */
125 unsigned int tpt_top; /* TPT last entry address */
126 unsigned int pbl_base; /* PBL base address */
127 unsigned int pbl_top; /* PBL last entry address */
128 unsigned int rqt_base; /* RQT base address */
129 unsigned int rqt_top; /* RQT last entry address */
130 unsigned int udbell_len; /* user doorbell region length */
131 unsigned long udbell_physbase; /* user doorbell physical start addr */
132 void __iomem *kdb_addr; /* kernel doorbell register address */
133 struct pci_dev *pdev; /* associated PCI device */
137 * Structure used to request an operation on an RDMA completion queue.
142 unsigned int credits;
146 * Structure used to setup RDMA completion queues.
148 struct rdma_cq_setup {
150 unsigned long long base_addr;
152 unsigned int credits;
153 unsigned int credit_thres;
154 unsigned int ovfl_mode;
158 * Structure used to setup the RDMA control egress context.
160 struct rdma_ctrlqp_setup {
161 unsigned long long base_addr;
166 * Offload TX/RX page information.
168 struct ofld_page_info {
169 unsigned int page_size; /* Page size, should be a power of 2 */
170 unsigned int num; /* Number of pages */
172 #endif /* _CXGB3_OFFLOAD_CTL_DEFS_H */