181 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			181 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*******************************************************************************
 | |
| *
 | |
| * Copyright (c) 2015-2016 Intel Corporation.  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
 | |
| * OpenFabrics.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 I40IW_VERBS_H
 | |
| #define I40IW_VERBS_H
 | |
| 
 | |
| struct i40iw_ucontext {
 | |
| 	struct ib_ucontext ibucontext;
 | |
| 	struct i40iw_device *iwdev;
 | |
| 	struct list_head cq_reg_mem_list;
 | |
| 	spinlock_t cq_reg_mem_list_lock; /* memory list for cq's */
 | |
| 	struct list_head qp_reg_mem_list;
 | |
| 	spinlock_t qp_reg_mem_list_lock; /* memory list for qp's */
 | |
| 	int abi_ver;
 | |
| };
 | |
| 
 | |
| struct i40iw_pd {
 | |
| 	struct ib_pd ibpd;
 | |
| 	struct i40iw_sc_pd sc_pd;
 | |
| 	atomic_t usecount;
 | |
| };
 | |
| 
 | |
| struct i40iw_hmc_pble {
 | |
| 	union {
 | |
| 		u32 idx;
 | |
| 		dma_addr_t addr;
 | |
| 	};
 | |
| };
 | |
| 
 | |
| struct i40iw_cq_mr {
 | |
| 	struct i40iw_hmc_pble cq_pbl;
 | |
| 	dma_addr_t shadow;
 | |
| };
 | |
| 
 | |
| struct i40iw_qp_mr {
 | |
| 	struct i40iw_hmc_pble sq_pbl;
 | |
| 	struct i40iw_hmc_pble rq_pbl;
 | |
| 	dma_addr_t shadow;
 | |
| 	struct page *sq_page;
 | |
| };
 | |
| 
 | |
| struct i40iw_pbl {
 | |
| 	struct list_head list;
 | |
| 	union {
 | |
| 		struct i40iw_qp_mr qp_mr;
 | |
| 		struct i40iw_cq_mr cq_mr;
 | |
| 	};
 | |
| 
 | |
| 	bool pbl_allocated;
 | |
| 	bool on_list;
 | |
| 	u64 user_base;
 | |
| 	struct i40iw_pble_alloc pble_alloc;
 | |
| 	struct i40iw_mr *iwmr;
 | |
| };
 | |
| 
 | |
| #define MAX_SAVE_PAGE_ADDRS     4
 | |
| struct i40iw_mr {
 | |
| 	union {
 | |
| 		struct ib_mr ibmr;
 | |
| 		struct ib_mw ibmw;
 | |
| 		struct ib_fmr ibfmr;
 | |
| 	};
 | |
| 	struct ib_umem *region;
 | |
| 	u16 type;
 | |
| 	u32 page_cnt;
 | |
| 	u32 page_size;
 | |
| 	u64 page_msk;
 | |
| 	u32 npages;
 | |
| 	u32 stag;
 | |
| 	u64 length;
 | |
| 	u64 pgaddrmem[MAX_SAVE_PAGE_ADDRS];
 | |
| 	struct i40iw_pbl iwpbl;
 | |
| };
 | |
| 
 | |
| struct i40iw_cq {
 | |
| 	struct ib_cq ibcq;
 | |
| 	struct i40iw_sc_cq sc_cq;
 | |
| 	u16 cq_head;
 | |
| 	u16 cq_size;
 | |
| 	u16 cq_number;
 | |
| 	bool user_mode;
 | |
| 	u32 polled_completions;
 | |
| 	u32 cq_mem_size;
 | |
| 	struct i40iw_dma_mem kmem;
 | |
| 	spinlock_t lock; /* for poll cq */
 | |
| 	struct i40iw_pbl *iwpbl;
 | |
| };
 | |
| 
 | |
| struct disconn_work {
 | |
| 	struct work_struct work;
 | |
| 	struct i40iw_qp *iwqp;
 | |
| };
 | |
| 
 | |
| struct iw_cm_id;
 | |
| struct ietf_mpa_frame;
 | |
| struct i40iw_ud_file;
 | |
| 
 | |
| struct i40iw_qp_kmode {
 | |
| 	struct i40iw_dma_mem dma_mem;
 | |
| 	u64 *wrid_mem;
 | |
| };
 | |
| 
 | |
| struct i40iw_qp {
 | |
| 	struct ib_qp ibqp;
 | |
| 	struct i40iw_sc_qp sc_qp;
 | |
| 	struct i40iw_device *iwdev;
 | |
| 	struct i40iw_cq *iwscq;
 | |
| 	struct i40iw_cq *iwrcq;
 | |
| 	struct i40iw_pd *iwpd;
 | |
| 	struct i40iw_qp_host_ctx_info ctx_info;
 | |
| 	struct i40iwarp_offload_info iwarp_info;
 | |
| 	void *allocated_buffer;
 | |
| 	atomic_t refcount;
 | |
| 	struct iw_cm_id *cm_id;
 | |
| 	void *cm_node;
 | |
| 	struct ib_mr *lsmm_mr;
 | |
| 	struct work_struct work;
 | |
| 	enum ib_qp_state ibqp_state;
 | |
| 	u32 iwarp_state;
 | |
| 	u32 qp_mem_size;
 | |
| 	u32 last_aeq;
 | |
| 	atomic_t close_timer_started;
 | |
| 	spinlock_t lock; /* for post work requests */
 | |
| 	struct i40iw_qp_context *iwqp_context;
 | |
| 	void *pbl_vbase;
 | |
| 	dma_addr_t pbl_pbase;
 | |
| 	struct page *page;
 | |
| 	u8 active_conn:1;
 | |
| 	u8 user_mode:1;
 | |
| 	u8 hte_added:1;
 | |
| 	u8 flush_issued:1;
 | |
| 	u8 destroyed:1;
 | |
| 	u8 sig_all:1;
 | |
| 	u8 pau_mode:1;
 | |
| 	u8 rsvd:1;
 | |
| 	u16 term_sq_flush_code;
 | |
| 	u16 term_rq_flush_code;
 | |
| 	u8 hw_iwarp_state;
 | |
| 	u8 hw_tcp_state;
 | |
| 	struct i40iw_qp_kmode kqp;
 | |
| 	struct i40iw_dma_mem host_ctx;
 | |
| 	struct timer_list terminate_timer;
 | |
| 	struct i40iw_pbl iwpbl;
 | |
| 	struct i40iw_dma_mem q2_ctx_mem;
 | |
| 	struct i40iw_dma_mem ietf_mem;
 | |
| 	struct completion sq_drained;
 | |
| 	struct completion rq_drained;
 | |
| };
 | |
| #endif
 | 
