1 /*******************************************************************************
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 * The full GNU General Public License is included in this distribution in
20 * the file called "COPYING".
22 * Contact Information:
23 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 ******************************************************************************/
28 #ifndef _I40E_ADMINQ_H_
29 #define _I40E_ADMINQ_H_
31 #include "i40e_osdep.h"
32 #include "i40e_adminq_cmd.h"
34 #define I40E_ADMINQ_DESC(R, i) \
35 (&(((struct i40e_aq_desc *)((R).desc))[i]))
37 #define I40E_ADMINQ_DESC_ALIGNMENT 4096
39 struct i40e_adminq_ring {
40 void *desc; /* Descriptor ring memory */
41 void *details; /* ASQ details */
44 struct i40e_dma_mem *asq_bi;
45 struct i40e_dma_mem *arq_bi;
48 u64 dma_addr; /* Physical address of the ring */
49 u16 count; /* Number of descriptors */
50 u16 rx_buf_len; /* Admin Receive Queue buffer length */
52 /* used for interrupt processing */
56 /* used for queue tracking */
62 /* ASQ transaction details */
63 struct i40e_asq_cmd_details {
64 void *callback; /* cast from type I40E_ADMINQ_CALLBACK */
72 #define I40E_ADMINQ_DETAILS(R, i) \
73 (&(((struct i40e_asq_cmd_details *)((R).details))[i]))
75 /* ARQ event information */
76 struct i40e_arq_event_info {
77 struct i40e_aq_desc desc;
82 /* Admin Queue information */
83 struct i40e_adminq_info {
84 struct i40e_adminq_ring arq; /* receive queue */
85 struct i40e_adminq_ring asq; /* send queue */
86 u16 num_arq_entries; /* receive queue depth */
87 u16 num_asq_entries; /* send queue depth */
88 u16 arq_buf_size; /* receive queue buffer size */
89 u16 asq_buf_size; /* send queue buffer size */
90 u16 fw_maj_ver; /* firmware major version */
91 u16 fw_min_ver; /* firmware minor version */
92 u16 api_maj_ver; /* api major version */
93 u16 api_min_ver; /* api minor version */
95 struct mutex asq_mutex; /* Send queue lock */
96 struct mutex arq_mutex; /* Receive queue lock */
98 struct i40e_dma_mem asq_mem; /* send queue dynamic memory */
99 struct i40e_dma_mem arq_mem; /* receive queue dynamic memory */
101 /* last status values on send and receive queues */
102 enum i40e_admin_queue_err asq_last_status;
103 enum i40e_admin_queue_err arq_last_status;
106 /* general information */
107 #define I40E_AQ_LARGE_BUF 512
108 #define I40E_ASQ_CMD_TIMEOUT 100000 /* usecs */
110 void i40e_fill_default_direct_cmd_desc(struct i40e_aq_desc *desc,
113 #endif /* _I40E_ADMINQ_H_ */