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-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_provider.h347
1 files changed, 0 insertions, 347 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.h b/drivers/infiniband/hw/cxgb3/iwch_provider.h
deleted file mode 100644
index 8adbe9658935..000000000000
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.h
+++ /dev/null
@@ -1,347 +0,0 @@
-/*
- * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-#ifndef __IWCH_PROVIDER_H__
-#define __IWCH_PROVIDER_H__
-
-#include <linux/list.h>
-#include <linux/spinlock.h>
-#include <rdma/ib_verbs.h>
-#include <asm/types.h>
-#include "t3cdev.h"
-#include "iwch.h"
-#include "cxio_wr.h"
-#include "cxio_hal.h"
-
-struct iwch_pd {
- struct ib_pd ibpd;
- u32 pdid;
- struct iwch_dev *rhp;
-};
-
-static inline struct iwch_pd *to_iwch_pd(struct ib_pd *ibpd)
-{
- return container_of(ibpd, struct iwch_pd, ibpd);
-}
-
-struct tpt_attributes {
- u32 stag;
- u32 state:1;
- u32 type:2;
- u32 rsvd:1;
- enum tpt_mem_perm perms;
- u32 remote_invaliate_disable:1;
- u32 zbva:1;
- u32 mw_bind_enable:1;
- u32 page_size:5;
-
- u32 pdid;
- u32 qpid;
- u32 pbl_addr;
- u32 len;
- u64 va_fbo;
- u32 pbl_size;
-};
-
-struct iwch_mr {
- struct ib_mr ibmr;
- struct ib_umem *umem;
- struct iwch_dev *rhp;
- u64 kva;
- struct tpt_attributes attr;
- u64 *pages;
- u32 npages;
-};
-
-typedef struct iwch_mw iwch_mw_handle;
-
-static inline struct iwch_mr *to_iwch_mr(struct ib_mr *ibmr)
-{
- return container_of(ibmr, struct iwch_mr, ibmr);
-}
-
-struct iwch_mw {
- struct ib_mw ibmw;
- struct iwch_dev *rhp;
- u64 kva;
- struct tpt_attributes attr;
-};
-
-static inline struct iwch_mw *to_iwch_mw(struct ib_mw *ibmw)
-{
- return container_of(ibmw, struct iwch_mw, ibmw);
-}
-
-struct iwch_cq {
- struct ib_cq ibcq;
- struct iwch_dev *rhp;
- struct t3_cq cq;
- spinlock_t lock;
- spinlock_t comp_handler_lock;
- atomic_t refcnt;
- wait_queue_head_t wait;
- u32 __user *user_rptr_addr;
-};
-
-static inline struct iwch_cq *to_iwch_cq(struct ib_cq *ibcq)
-{
- return container_of(ibcq, struct iwch_cq, ibcq);
-}
-
-enum IWCH_QP_FLAGS {
- QP_QUIESCED = 0x01
-};
-
-struct iwch_mpa_attributes {
- u8 initiator;
- u8 recv_marker_enabled;
- u8 xmit_marker_enabled; /* iWARP: enable inbound Read Resp. */
- u8 crc_enabled;
- u8 version; /* 0 or 1 */
-};
-
-struct iwch_qp_attributes {
- u32 scq;
- u32 rcq;
- u32 sq_num_entries;
- u32 rq_num_entries;
- u32 sq_max_sges;
- u32 sq_max_sges_rdma_write;
- u32 rq_max_sges;
- u32 state;
- u8 enable_rdma_read;
- u8 enable_rdma_write; /* enable inbound Read Resp. */
- u8 enable_bind;
- u8 enable_mmid0_fastreg; /* Enable STAG0 + Fast-register */
- /*
- * Next QP state. If specify the current state, only the
- * QP attributes will be modified.
- */
- u32 max_ord;
- u32 max_ird;
- u32 pd; /* IN */
- u32 next_state;
- char terminate_buffer[52];
- u32 terminate_msg_len;
- u8 is_terminate_local;
- struct iwch_mpa_attributes mpa_attr; /* IN-OUT */
- struct iwch_ep *llp_stream_handle;
- char *stream_msg_buf; /* Last stream msg. before Idle -> RTS */
- u32 stream_msg_buf_len; /* Only on Idle -> RTS */
-};
-
-struct iwch_qp {
- struct ib_qp ibqp;
- struct iwch_dev *rhp;
- struct iwch_ep *ep;
- struct iwch_qp_attributes attr;
- struct t3_wq wq;
- spinlock_t lock;
- atomic_t refcnt;
- wait_queue_head_t wait;
- enum IWCH_QP_FLAGS flags;
-};
-
-static inline int qp_quiesced(struct iwch_qp *qhp)
-{
- return qhp->flags & QP_QUIESCED;
-}
-
-static inline struct iwch_qp *to_iwch_qp(struct ib_qp *ibqp)
-{
- return container_of(ibqp, struct iwch_qp, ibqp);
-}
-
-void iwch_qp_add_ref(struct ib_qp *qp);
-void iwch_qp_rem_ref(struct ib_qp *qp);
-
-struct iwch_ucontext {
- struct ib_ucontext ibucontext;
- struct cxio_ucontext uctx;
- u32 key;
- spinlock_t mmap_lock;
- struct list_head mmaps;
-};
-
-static inline struct iwch_ucontext *to_iwch_ucontext(struct ib_ucontext *c)
-{
- return container_of(c, struct iwch_ucontext, ibucontext);
-}
-
-struct iwch_mm_entry {
- struct list_head entry;
- u64 addr;
- u32 key;
- unsigned len;
-};
-
-static inline struct iwch_mm_entry *remove_mmap(struct iwch_ucontext *ucontext,
- u32 key, unsigned len)
-{
- struct list_head *pos, *nxt;
- struct iwch_mm_entry *mm;
-
- spin_lock(&ucontext->mmap_lock);
- list_for_each_safe(pos, nxt, &ucontext->mmaps) {
-
- mm = list_entry(pos, struct iwch_mm_entry, entry);
- if (mm->key == key && mm->len == len) {
- list_del_init(&mm->entry);
- spin_unlock(&ucontext->mmap_lock);
- pr_debug("%s key 0x%x addr 0x%llx len %d\n",
- __func__, key,
- (unsigned long long)mm->addr, mm->len);
- return mm;
- }
- }
- spin_unlock(&ucontext->mmap_lock);
- return NULL;
-}
-
-static inline void insert_mmap(struct iwch_ucontext *ucontext,
- struct iwch_mm_entry *mm)
-{
- spin_lock(&ucontext->mmap_lock);
- pr_debug("%s key 0x%x addr 0x%llx len %d\n",
- __func__, mm->key, (unsigned long long)mm->addr, mm->len);
- list_add_tail(&mm->entry, &ucontext->mmaps);
- spin_unlock(&ucontext->mmap_lock);
-}
-
-enum iwch_qp_attr_mask {
- IWCH_QP_ATTR_NEXT_STATE = 1 << 0,
- IWCH_QP_ATTR_ENABLE_RDMA_READ = 1 << 7,
- IWCH_QP_ATTR_ENABLE_RDMA_WRITE = 1 << 8,
- IWCH_QP_ATTR_ENABLE_RDMA_BIND = 1 << 9,
- IWCH_QP_ATTR_MAX_ORD = 1 << 11,
- IWCH_QP_ATTR_MAX_IRD = 1 << 12,
- IWCH_QP_ATTR_LLP_STREAM_HANDLE = 1 << 22,
- IWCH_QP_ATTR_STREAM_MSG_BUFFER = 1 << 23,
- IWCH_QP_ATTR_MPA_ATTR = 1 << 24,
- IWCH_QP_ATTR_QP_CONTEXT_ACTIVATE = 1 << 25,
- IWCH_QP_ATTR_VALID_MODIFY = (IWCH_QP_ATTR_ENABLE_RDMA_READ |
- IWCH_QP_ATTR_ENABLE_RDMA_WRITE |
- IWCH_QP_ATTR_MAX_ORD |
- IWCH_QP_ATTR_MAX_IRD |
- IWCH_QP_ATTR_LLP_STREAM_HANDLE |
- IWCH_QP_ATTR_STREAM_MSG_BUFFER |
- IWCH_QP_ATTR_MPA_ATTR |
- IWCH_QP_ATTR_QP_CONTEXT_ACTIVATE)
-};
-
-int iwch_modify_qp(struct iwch_dev *rhp,
- struct iwch_qp *qhp,
- enum iwch_qp_attr_mask mask,
- struct iwch_qp_attributes *attrs,
- int internal);
-
-enum iwch_qp_state {
- IWCH_QP_STATE_IDLE,
- IWCH_QP_STATE_RTS,
- IWCH_QP_STATE_ERROR,
- IWCH_QP_STATE_TERMINATE,
- IWCH_QP_STATE_CLOSING,
- IWCH_QP_STATE_TOT
-};
-
-static inline int iwch_convert_state(enum ib_qp_state ib_state)
-{
- switch (ib_state) {
- case IB_QPS_RESET:
- case IB_QPS_INIT:
- return IWCH_QP_STATE_IDLE;
- case IB_QPS_RTS:
- return IWCH_QP_STATE_RTS;
- case IB_QPS_SQD:
- return IWCH_QP_STATE_CLOSING;
- case IB_QPS_SQE:
- return IWCH_QP_STATE_TERMINATE;
- case IB_QPS_ERR:
- return IWCH_QP_STATE_ERROR;
- default:
- return -1;
- }
-}
-
-static inline u32 iwch_ib_to_tpt_access(int acc)
-{
- return (acc & IB_ACCESS_REMOTE_WRITE ? TPT_REMOTE_WRITE : 0) |
- (acc & IB_ACCESS_REMOTE_READ ? TPT_REMOTE_READ : 0) |
- (acc & IB_ACCESS_LOCAL_WRITE ? TPT_LOCAL_WRITE : 0) |
- (acc & IB_ACCESS_MW_BIND ? TPT_MW_BIND : 0) |
- TPT_LOCAL_READ;
-}
-
-static inline u32 iwch_ib_to_tpt_bind_access(int acc)
-{
- return (acc & IB_ACCESS_REMOTE_WRITE ? TPT_REMOTE_WRITE : 0) |
- (acc & IB_ACCESS_REMOTE_READ ? TPT_REMOTE_READ : 0);
-}
-
-enum iwch_mmid_state {
- IWCH_STAG_STATE_VALID,
- IWCH_STAG_STATE_INVALID
-};
-
-enum iwch_qp_query_flags {
- IWCH_QP_QUERY_CONTEXT_NONE = 0x0, /* No ctx; Only attrs */
- IWCH_QP_QUERY_CONTEXT_GET = 0x1, /* Get ctx + attrs */
- IWCH_QP_QUERY_CONTEXT_SUSPEND = 0x2, /* Not Supported */
-
- /*
- * Quiesce QP context; Consumer
- * will NOT replay outstanding WR
- */
- IWCH_QP_QUERY_CONTEXT_QUIESCE = 0x4,
- IWCH_QP_QUERY_CONTEXT_REMOVE = 0x8,
- IWCH_QP_QUERY_TEST_USERWRITE = 0x32 /* Test special */
-};
-
-u16 iwch_rqes_posted(struct iwch_qp *qhp);
-int iwch_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
- const struct ib_send_wr **bad_wr);
-int iwch_post_receive(struct ib_qp *ibqp, const struct ib_recv_wr *wr,
- const struct ib_recv_wr **bad_wr);
-int iwch_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc);
-int iwch_post_terminate(struct iwch_qp *qhp, struct respQ_msg_t *rsp_msg);
-int iwch_post_zb_read(struct iwch_ep *ep);
-int iwch_register_device(struct iwch_dev *dev);
-void iwch_unregister_device(struct iwch_dev *dev);
-void stop_read_rep_timer(struct iwch_qp *qhp);
-int iwch_register_mem(struct iwch_dev *rhp, struct iwch_pd *php,
- struct iwch_mr *mhp, int shift);
-int iwch_alloc_pbl(struct iwch_mr *mhp, int npages);
-void iwch_free_pbl(struct iwch_mr *mhp);
-int iwch_write_pbl(struct iwch_mr *mhp, __be64 *pages, int npages, int offset);
-
-#define IWCH_NODE_DESC "cxgb3 Chelsio Communications"
-
-#endif
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.