1*14b24e2bSVaishali Kulkarni /*
2*14b24e2bSVaishali Kulkarni * CDDL HEADER START
3*14b24e2bSVaishali Kulkarni *
4*14b24e2bSVaishali Kulkarni * The contents of this file are subject to the terms of the
5*14b24e2bSVaishali Kulkarni * Common Development and Distribution License, v.1,  (the "License").
6*14b24e2bSVaishali Kulkarni * You may not use this file except in compliance with the License.
7*14b24e2bSVaishali Kulkarni *
8*14b24e2bSVaishali Kulkarni * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*14b24e2bSVaishali Kulkarni * or http://opensource.org/licenses/CDDL-1.0.
10*14b24e2bSVaishali Kulkarni * See the License for the specific language governing permissions
11*14b24e2bSVaishali Kulkarni * and limitations under the License.
12*14b24e2bSVaishali Kulkarni *
13*14b24e2bSVaishali Kulkarni * When distributing Covered Code, include this CDDL HEADER in each
14*14b24e2bSVaishali Kulkarni * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*14b24e2bSVaishali Kulkarni * If applicable, add the following below this CDDL HEADER, with the
16*14b24e2bSVaishali Kulkarni * fields enclosed by brackets "[]" replaced with your own identifying
17*14b24e2bSVaishali Kulkarni * information: Portions Copyright [yyyy] [name of copyright owner]
18*14b24e2bSVaishali Kulkarni *
19*14b24e2bSVaishali Kulkarni * CDDL HEADER END
20*14b24e2bSVaishali Kulkarni */
21*14b24e2bSVaishali Kulkarni 
22*14b24e2bSVaishali Kulkarni /*
23*14b24e2bSVaishali Kulkarni * Copyright 2014-2017 Cavium, Inc.
24*14b24e2bSVaishali Kulkarni * The contents of this file are subject to the terms of the Common Development
25*14b24e2bSVaishali Kulkarni * and Distribution License, v.1,  (the "License").
26*14b24e2bSVaishali Kulkarni 
27*14b24e2bSVaishali Kulkarni * You may not use this file except in compliance with the License.
28*14b24e2bSVaishali Kulkarni 
29*14b24e2bSVaishali Kulkarni * You can obtain a copy of the License at available
30*14b24e2bSVaishali Kulkarni * at http://opensource.org/licenses/CDDL-1.0
31*14b24e2bSVaishali Kulkarni 
32*14b24e2bSVaishali Kulkarni * See the License for the specific language governing permissions and
33*14b24e2bSVaishali Kulkarni * limitations under the License.
34*14b24e2bSVaishali Kulkarni */
35*14b24e2bSVaishali Kulkarni 
36*14b24e2bSVaishali Kulkarni #ifndef __ECORE_OOO_H__
37*14b24e2bSVaishali Kulkarni #define __ECORE_OOO_H__
38*14b24e2bSVaishali Kulkarni 
39*14b24e2bSVaishali Kulkarni #include "ecore.h"
40*14b24e2bSVaishali Kulkarni 
41*14b24e2bSVaishali Kulkarni #define ECORE_MAX_NUM_ISLES	256
42*14b24e2bSVaishali Kulkarni #define ECORE_MAX_NUM_OOO_HISTORY_ENTRIES	512
43*14b24e2bSVaishali Kulkarni 
44*14b24e2bSVaishali Kulkarni #define ECORE_OOO_LEFT_BUF	0
45*14b24e2bSVaishali Kulkarni #define ECORE_OOO_RIGHT_BUF	1
46*14b24e2bSVaishali Kulkarni 
47*14b24e2bSVaishali Kulkarni struct ecore_ooo_buffer {
48*14b24e2bSVaishali Kulkarni 	osal_list_entry_t	list_entry;
49*14b24e2bSVaishali Kulkarni 	void			*rx_buffer_virt_addr;
50*14b24e2bSVaishali Kulkarni 	dma_addr_t		rx_buffer_phys_addr;
51*14b24e2bSVaishali Kulkarni 	u32			rx_buffer_size;
52*14b24e2bSVaishali Kulkarni 	u16			packet_length;
53*14b24e2bSVaishali Kulkarni 	u16			parse_flags;
54*14b24e2bSVaishali Kulkarni 	u16			vlan;
55*14b24e2bSVaishali Kulkarni 	u8			placement_offset;
56*14b24e2bSVaishali Kulkarni };
57*14b24e2bSVaishali Kulkarni 
58*14b24e2bSVaishali Kulkarni struct ecore_ooo_isle {
59*14b24e2bSVaishali Kulkarni 	osal_list_entry_t	list_entry;
60*14b24e2bSVaishali Kulkarni 	osal_list_t		buffers_list;
61*14b24e2bSVaishali Kulkarni };
62*14b24e2bSVaishali Kulkarni 
63*14b24e2bSVaishali Kulkarni struct ecore_ooo_archipelago {
64*14b24e2bSVaishali Kulkarni 	osal_list_t		isles_list;
65*14b24e2bSVaishali Kulkarni };
66*14b24e2bSVaishali Kulkarni 
67*14b24e2bSVaishali Kulkarni struct ecore_ooo_history {
68*14b24e2bSVaishali Kulkarni 	struct ooo_opaque	*p_cqes;
69*14b24e2bSVaishali Kulkarni 	u32			head_idx;
70*14b24e2bSVaishali Kulkarni 	u32			num_of_cqes;
71*14b24e2bSVaishali Kulkarni };
72*14b24e2bSVaishali Kulkarni 
73*14b24e2bSVaishali Kulkarni struct ecore_ooo_info {
74*14b24e2bSVaishali Kulkarni 	osal_list_t	 free_buffers_list;
75*14b24e2bSVaishali Kulkarni 	osal_list_t	 ready_buffers_list;
76*14b24e2bSVaishali Kulkarni 	osal_list_t	 free_isles_list;
77*14b24e2bSVaishali Kulkarni 	struct ecore_ooo_archipelago	*p_archipelagos_mem;
78*14b24e2bSVaishali Kulkarni 	struct ecore_ooo_isle	*p_isles_mem;
79*14b24e2bSVaishali Kulkarni 	struct ecore_ooo_history	ooo_history;
80*14b24e2bSVaishali Kulkarni 	u32		cur_isles_number;
81*14b24e2bSVaishali Kulkarni 	u32		max_isles_number;
82*14b24e2bSVaishali Kulkarni 	u32		gen_isles_number;
83*14b24e2bSVaishali Kulkarni 	u16		max_num_archipelagos;
84*14b24e2bSVaishali Kulkarni 	u16		cid_base;
85*14b24e2bSVaishali Kulkarni };
86*14b24e2bSVaishali Kulkarni 
87*14b24e2bSVaishali Kulkarni enum _ecore_status_t ecore_ooo_alloc(struct ecore_hwfn *p_hwfn);
88*14b24e2bSVaishali Kulkarni 
89*14b24e2bSVaishali Kulkarni void ecore_ooo_setup(struct ecore_hwfn *p_hwfn);
90*14b24e2bSVaishali Kulkarni 
91*14b24e2bSVaishali Kulkarni void ecore_ooo_free(struct ecore_hwfn *p_hwfn);
92*14b24e2bSVaishali Kulkarni 
93*14b24e2bSVaishali Kulkarni void ecore_ooo_save_history_entry(struct ecore_hwfn       *p_hwfn,
94*14b24e2bSVaishali Kulkarni 				       struct ecore_ooo_info *p_ooo_info,
95*14b24e2bSVaishali Kulkarni 				       struct ooo_opaque *p_cqe);
96*14b24e2bSVaishali Kulkarni 
97*14b24e2bSVaishali Kulkarni void ecore_ooo_release_connection_isles(struct ecore_hwfn       *p_hwfn,
98*14b24e2bSVaishali Kulkarni 				       struct ecore_ooo_info *p_ooo_info,
99*14b24e2bSVaishali Kulkarni 				       u32 cid);
100*14b24e2bSVaishali Kulkarni 
101*14b24e2bSVaishali Kulkarni void ecore_ooo_release_all_isles(struct ecore_hwfn       *p_hwfn,
102*14b24e2bSVaishali Kulkarni 				struct ecore_ooo_info *p_ooo_info);
103*14b24e2bSVaishali Kulkarni 
104*14b24e2bSVaishali Kulkarni void ecore_ooo_put_free_buffer(struct ecore_hwfn	*p_hwfn,
105*14b24e2bSVaishali Kulkarni 			      struct ecore_ooo_info	*p_ooo_info,
106*14b24e2bSVaishali Kulkarni 			      struct ecore_ooo_buffer	*p_buffer);
107*14b24e2bSVaishali Kulkarni 
108*14b24e2bSVaishali Kulkarni struct ecore_ooo_buffer *
109*14b24e2bSVaishali Kulkarni 	ecore_ooo_get_free_buffer(struct ecore_hwfn	*p_hwfn,
110*14b24e2bSVaishali Kulkarni 				 struct ecore_ooo_info *p_ooo_info);
111*14b24e2bSVaishali Kulkarni 
112*14b24e2bSVaishali Kulkarni void ecore_ooo_put_ready_buffer(struct ecore_hwfn	*p_hwfn,
113*14b24e2bSVaishali Kulkarni 			      struct ecore_ooo_info	*p_ooo_info,
114*14b24e2bSVaishali Kulkarni 			      struct ecore_ooo_buffer	*p_buffer,
115*14b24e2bSVaishali Kulkarni 			      u8 on_tail);
116*14b24e2bSVaishali Kulkarni 
117*14b24e2bSVaishali Kulkarni struct ecore_ooo_buffer *
118*14b24e2bSVaishali Kulkarni 	ecore_ooo_get_ready_buffer(struct ecore_hwfn	*p_hwfn,
119*14b24e2bSVaishali Kulkarni 				  struct ecore_ooo_info *p_ooo_info);
120*14b24e2bSVaishali Kulkarni 
121*14b24e2bSVaishali Kulkarni void ecore_ooo_delete_isles(struct ecore_hwfn	*p_hwfn,
122*14b24e2bSVaishali Kulkarni 			   struct ecore_ooo_info *p_ooo_info,
123*14b24e2bSVaishali Kulkarni 			   u32 cid,
124*14b24e2bSVaishali Kulkarni 			   u8 drop_isle,
125*14b24e2bSVaishali Kulkarni 			   u8 drop_size);
126*14b24e2bSVaishali Kulkarni 
127*14b24e2bSVaishali Kulkarni void ecore_ooo_add_new_isle(struct ecore_hwfn	*p_hwfn,
128*14b24e2bSVaishali Kulkarni 			   struct ecore_ooo_info *p_ooo_info,
129*14b24e2bSVaishali Kulkarni 			   u32 cid,
130*14b24e2bSVaishali Kulkarni 			   u8 ooo_isle,
131*14b24e2bSVaishali Kulkarni 			   struct ecore_ooo_buffer *p_buffer);
132*14b24e2bSVaishali Kulkarni 
133*14b24e2bSVaishali Kulkarni void ecore_ooo_add_new_buffer(struct ecore_hwfn	*p_hwfn,
134*14b24e2bSVaishali Kulkarni 			     struct ecore_ooo_info *p_ooo_info,
135*14b24e2bSVaishali Kulkarni 			     u32 cid,
136*14b24e2bSVaishali Kulkarni 			     u8 ooo_isle,
137*14b24e2bSVaishali Kulkarni 			     struct ecore_ooo_buffer *p_buffer,
138*14b24e2bSVaishali Kulkarni 		             u8 buffer_side);
139*14b24e2bSVaishali Kulkarni 
140*14b24e2bSVaishali Kulkarni void ecore_ooo_join_isles(struct ecore_hwfn	*p_hwfn,
141*14b24e2bSVaishali Kulkarni 			 struct ecore_ooo_info *p_ooo_info,
142*14b24e2bSVaishali Kulkarni 			 u32 cid,
143*14b24e2bSVaishali Kulkarni 			 u8 left_isle);
144*14b24e2bSVaishali Kulkarni 
145*14b24e2bSVaishali Kulkarni void ecore_ooo_dump_rx_event(struct ecore_hwfn	*p_hwfn,
146*14b24e2bSVaishali Kulkarni 			     struct ooo_opaque *iscsi_ooo,
147*14b24e2bSVaishali Kulkarni 			     struct ecore_ooo_buffer *p_buffer);
148*14b24e2bSVaishali Kulkarni 
149*14b24e2bSVaishali Kulkarni #endif  /*__ECORE_OOO_H__*/
150*14b24e2bSVaishali Kulkarni 
151