Add support for the latest 1G/10G Chelsio adapter, T3.

This driver is required by the Chelsio T3 RDMA driver posted by
Steve Wise.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 142 insertions, 0 deletions

diff --git a/drivers/net/cxgb3/cxgb3_ctl_defs.h b/drivers/net/cxgb3/cxgb3_ctl_defs.h
new file mode 100644
index 000000000000..0fdc36529eb6
--- /dev/null
+++ b/drivers/net/cxgb3/cxgb3_ctl_defs.h
@@ -0,0 +1,142 @@
+/*
+ * Copyright (C) 2003-2006 Chelsio Communications.  All rights reserved.
+ *
+ * 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 LICENSE file included in this
+ * release for licensing terms and conditions.
+ */
+
+#ifndef _CXGB3_OFFLOAD_CTL_DEFS_H
+#define _CXGB3_OFFLOAD_CTL_DEFS_H
+
+enum {
+        GET_MAX_OUTSTANDING_WR,
+        GET_TX_MAX_CHUNK,
+        GET_TID_RANGE,
+        GET_STID_RANGE,
+        GET_RTBL_RANGE,
+        GET_L2T_CAPACITY,
+        GET_MTUS,
+        GET_WR_LEN,
+        GET_IFF_FROM_MAC,
+        GET_DDP_PARAMS,
+        GET_PORTS,
+
+        ULP_ISCSI_GET_PARAMS,
+        ULP_ISCSI_SET_PARAMS,
+
+        RDMA_GET_PARAMS,
+        RDMA_CQ_OP,
+        RDMA_CQ_SETUP,
+        RDMA_CQ_DISABLE,
+        RDMA_CTRL_QP_SETUP,
+        RDMA_GET_MEM,
+};
+
+/*
+ * Structure used to describe a TID range.  Valid TIDs are [base, base+num).
+ */
+struct tid_range {
+        unsigned int base;      /* first TID */
+        unsigned int num;       /* number of TIDs in range */
+};
+
+/*
+ * Structure used to request the size and contents of the MTU table.
+ */
+struct mtutab {
+        unsigned int size;      /* # of entries in the MTU table */
+        const unsigned short *mtus;     /* the MTU table values */
+};
+
+struct net_device;
+
+/*
+ * Structure used to request the adapter net_device owning a given MAC address.
+ */
+struct iff_mac {
+        struct net_device *dev; /* the net_device */
+        const unsigned char *mac_addr;  /* MAC address to lookup */
+        u16 vlan_tag;
+};
+
+struct pci_dev;
+
+/*
+ * Structure used to request the TCP DDP parameters.
+ */
+struct ddp_params {
+        unsigned int llimit;    /* TDDP region start address */
+        unsigned int ulimit;    /* TDDP region end address */
+        unsigned int tag_mask;  /* TDDP tag mask */
+        struct pci_dev *pdev;
+};
+
+struct adap_ports {
+        unsigned int nports;    /* number of ports on this adapter */
+        struct net_device *lldevs[2];
+};
+
+/*
+ * Structure used to return information to the iscsi layer.
+ */
+struct ulp_iscsi_info {
+        unsigned int offset;
+        unsigned int llimit;
+        unsigned int ulimit;
+        unsigned int tagmask;
+        unsigned int pgsz3;
+        unsigned int pgsz2;
+        unsigned int pgsz1;
+        unsigned int pgsz0;
+        unsigned int max_rxsz;
+        unsigned int max_txsz;
+        struct pci_dev *pdev;
+};
+
+/*
+ * Structure used to return information to the RDMA layer.
+ */
+struct rdma_info {
+        unsigned int tpt_base;  /* TPT base address */
+        unsigned int tpt_top;   /* TPT last entry address */
+        unsigned int pbl_base;  /* PBL base address */
+        unsigned int pbl_top;   /* PBL last entry address */
+        unsigned int rqt_base;  /* RQT base address */
+        unsigned int rqt_top;   /* RQT last entry address */
+        unsigned int udbell_len;        /* user doorbell region length */
+        unsigned long udbell_physbase;  /* user doorbell physical start addr */
+        void __iomem *kdb_addr; /* kernel doorbell register address */
+        struct pci_dev *pdev;   /* associated PCI device */
+};
+
+/*
+ * Structure used to request an operation on an RDMA completion queue.
+ */
+struct rdma_cq_op {
+        unsigned int id;
+        unsigned int op;
+        unsigned int credits;
+};
+
+/*
+ * Structure used to setup RDMA completion queues.
+ */
+struct rdma_cq_setup {
+        unsigned int id;
+        unsigned long long base_addr;
+        unsigned int size;
+        unsigned int credits;
+        unsigned int credit_thres;
+        unsigned int ovfl_mode;
+};
+
+/*
+ * Structure used to setup the RDMA control egress context.
+ */
+struct rdma_ctrlqp_setup {
+        unsigned long long base_addr;
+        unsigned int size;
+};
+#endif                          /* _CXGB3_OFFLOAD_CTL_DEFS_H */