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01f2e4ea SF |
1 | /* |
2 | * Copyright 2008 Cisco Systems, Inc. All rights reserved. | |
3 | * Copyright 2007 Nuova Systems, Inc. All rights reserved. | |
4 | * | |
5 | * This program is free software; you may redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; version 2 of the License. | |
8 | * | |
9 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
10 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
11 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
12 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
13 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
14 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
15 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
16 | * SOFTWARE. | |
17 | * | |
18 | */ | |
19 | ||
20 | #ifndef _ENIC_H_ | |
21 | #define _ENIC_H_ | |
22 | ||
23 | #include <linux/inet_lro.h> | |
24 | ||
25 | #include "vnic_enet.h" | |
26 | #include "vnic_dev.h" | |
27 | #include "vnic_wq.h" | |
28 | #include "vnic_rq.h" | |
29 | #include "vnic_cq.h" | |
30 | #include "vnic_intr.h" | |
31 | #include "vnic_stats.h" | |
6ba9cdc0 | 32 | #include "vnic_nic.h" |
01f2e4ea SF |
33 | #include "vnic_rss.h" |
34 | ||
35 | #define DRV_NAME "enic" | |
641cb85e | 36 | #define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Driver" |
f8bd9091 | 37 | #define DRV_VERSION "1.3.1.1-pp" |
27e6c7d3 | 38 | #define DRV_COPYRIGHT "Copyright 2008-2009 Cisco Systems, Inc" |
01f2e4ea SF |
39 | #define PFX DRV_NAME ": " |
40 | ||
41 | #define ENIC_LRO_MAX_DESC 8 | |
42 | #define ENIC_LRO_MAX_AGGR 64 | |
43 | ||
27e6c7d3 SF |
44 | #define ENIC_BARS_MAX 6 |
45 | ||
6ba9cdc0 SF |
46 | #define ENIC_WQ_MAX 8 |
47 | #define ENIC_RQ_MAX 8 | |
48 | #define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX) | |
49 | #define ENIC_INTR_MAX (ENIC_CQ_MAX + 2) | |
50 | ||
01f2e4ea SF |
51 | enum enic_cq_index { |
52 | ENIC_CQ_RQ, | |
53 | ENIC_CQ_WQ, | |
01f2e4ea SF |
54 | }; |
55 | ||
56 | enum enic_intx_intr_index { | |
57 | ENIC_INTX_WQ_RQ, | |
58 | ENIC_INTX_ERR, | |
59 | ENIC_INTX_NOTIFY, | |
01f2e4ea SF |
60 | }; |
61 | ||
62 | enum enic_msix_intr_index { | |
63 | ENIC_MSIX_RQ, | |
64 | ENIC_MSIX_WQ, | |
65 | ENIC_MSIX_ERR, | |
66 | ENIC_MSIX_NOTIFY, | |
67 | ENIC_MSIX_MAX, | |
68 | }; | |
69 | ||
70 | struct enic_msix_entry { | |
71 | int requested; | |
72 | char devname[IFNAMSIZ]; | |
73 | irqreturn_t (*isr)(int, void *); | |
74 | void *devid; | |
75 | }; | |
76 | ||
08f382eb SF |
77 | #define ENIC_SET_APPLIED (1 << 0) |
78 | #define ENIC_SET_REQUEST (1 << 1) | |
79 | #define ENIC_SET_NAME (1 << 2) | |
80 | #define ENIC_SET_INSTANCE (1 << 3) | |
81 | #define ENIC_SET_HOST (1 << 4) | |
82 | ||
f8bd9091 | 83 | struct enic_port_profile { |
08f382eb | 84 | u32 set; |
f8bd9091 SF |
85 | u8 request; |
86 | char name[PORT_PROFILE_MAX]; | |
87 | u8 instance_uuid[PORT_UUID_MAX]; | |
88 | u8 host_uuid[PORT_UUID_MAX]; | |
89 | }; | |
90 | ||
01f2e4ea SF |
91 | /* Per-instance private data structure */ |
92 | struct enic { | |
93 | struct net_device *netdev; | |
94 | struct pci_dev *pdev; | |
95 | struct vnic_enet_config config; | |
27e6c7d3 | 96 | struct vnic_dev_bar bar[ENIC_BARS_MAX]; |
01f2e4ea | 97 | struct vnic_dev *vdev; |
01f2e4ea SF |
98 | struct timer_list notify_timer; |
99 | struct work_struct reset; | |
100 | struct msix_entry msix_entry[ENIC_MSIX_MAX]; | |
101 | struct enic_msix_entry msix[ENIC_MSIX_MAX]; | |
102 | u32 msg_enable; | |
103 | spinlock_t devcmd_lock; | |
104 | u8 mac_addr[ETH_ALEN]; | |
105 | u8 mc_addr[ENIC_MULTICAST_PERFECT_FILTERS][ETH_ALEN]; | |
9959a185 | 106 | unsigned int flags; |
01f2e4ea SF |
107 | unsigned int mc_count; |
108 | int csum_rx_enabled; | |
109 | u32 port_mtu; | |
7c844599 SF |
110 | u32 rx_coalesce_usecs; |
111 | u32 tx_coalesce_usecs; | |
f8bd9091 | 112 | struct enic_port_profile pp; |
01f2e4ea SF |
113 | |
114 | /* work queue cache line section */ | |
6ba9cdc0 SF |
115 | ____cacheline_aligned struct vnic_wq wq[ENIC_WQ_MAX]; |
116 | spinlock_t wq_lock[ENIC_WQ_MAX]; | |
01f2e4ea SF |
117 | unsigned int wq_count; |
118 | struct vlan_group *vlan_group; | |
119 | ||
120 | /* receive queue cache line section */ | |
6ba9cdc0 | 121 | ____cacheline_aligned struct vnic_rq rq[ENIC_RQ_MAX]; |
01f2e4ea SF |
122 | unsigned int rq_count; |
123 | int (*rq_alloc_buf)(struct vnic_rq *rq); | |
350991e1 | 124 | u64 rq_truncated_pkts; |
bd9fb1a4 | 125 | u64 rq_bad_fcs; |
01f2e4ea SF |
126 | struct napi_struct napi; |
127 | struct net_lro_mgr lro_mgr; | |
128 | struct net_lro_desc lro_desc[ENIC_LRO_MAX_DESC]; | |
129 | ||
130 | /* interrupt resource cache line section */ | |
6ba9cdc0 | 131 | ____cacheline_aligned struct vnic_intr intr[ENIC_INTR_MAX]; |
01f2e4ea SF |
132 | unsigned int intr_count; |
133 | u32 __iomem *legacy_pba; /* memory-mapped */ | |
134 | ||
135 | /* completion queue cache line section */ | |
136 | ____cacheline_aligned struct vnic_cq cq[ENIC_CQ_MAX]; | |
137 | unsigned int cq_count; | |
138 | }; | |
139 | ||
140 | #endif /* _ENIC_H_ */ |