tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright 2008-2010 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 "vnic_enet.h"
24#include "vnic_dev.h"
25#include "vnic_wq.h"
26#include "vnic_rq.h"
27#include "vnic_cq.h"
28#include "vnic_intr.h"
29#include "vnic_stats.h"
30#include "vnic_nic.h"
31#include "vnic_rss.h"
32
33#define DRV_NAME "enic"
34#define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Driver"
35#define DRV_VERSION "1.4.1.10"
36#define DRV_COPYRIGHT "Copyright 2008-2010 Cisco Systems, Inc"
37
38#define ENIC_BARS_MAX 6
39
40#define ENIC_WQ_MAX 8
41#define ENIC_RQ_MAX 8
42#define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX)
43#define ENIC_INTR_MAX (ENIC_CQ_MAX + 2)
44
45struct enic_msix_entry {
46 int requested;
47 char devname[IFNAMSIZ];
48 irqreturn_t (*isr)(int, void *);
49 void *devid;
50};
51
52#define ENIC_SET_APPLIED (1 << 0)
53#define ENIC_SET_REQUEST (1 << 1)
54#define ENIC_SET_NAME (1 << 2)
55#define ENIC_SET_INSTANCE (1 << 3)
56#define ENIC_SET_HOST (1 << 4)
57
58struct enic_port_profile {
59 u32 set;
60 u8 request;
61 char name[PORT_PROFILE_MAX];
62 u8 instance_uuid[PORT_UUID_MAX];
63 u8 host_uuid[PORT_UUID_MAX];
64 u8 vf_mac[ETH_ALEN];
65 u8 mac_addr[ETH_ALEN];
66};
67
68/* Per-instance private data structure */
69struct enic {
70 struct net_device *netdev;
71 struct pci_dev *pdev;
72 struct vnic_enet_config config;
73 struct vnic_dev_bar bar[ENIC_BARS_MAX];
74 struct vnic_dev *vdev;
75 struct timer_list notify_timer;
76 struct work_struct reset;
77 struct msix_entry msix_entry[ENIC_INTR_MAX];
78 struct enic_msix_entry msix[ENIC_INTR_MAX];
79 u32 msg_enable;
80 spinlock_t devcmd_lock;
81 u8 mac_addr[ETH_ALEN];
82 u8 mc_addr[ENIC_MULTICAST_PERFECT_FILTERS][ETH_ALEN];
83 u8 uc_addr[ENIC_UNICAST_PERFECT_FILTERS][ETH_ALEN];
84 unsigned int flags;
85 unsigned int mc_count;
86 unsigned int uc_count;
87 int csum_rx_enabled;
88 u32 port_mtu;
89 u32 rx_coalesce_usecs;
90 u32 tx_coalesce_usecs;
91 struct enic_port_profile pp;
92
93 /* work queue cache line section */
94 ____cacheline_aligned struct vnic_wq wq[ENIC_WQ_MAX];
95 spinlock_t wq_lock[ENIC_WQ_MAX];
96 unsigned int wq_count;
97 struct vlan_group *vlan_group;
98 u16 loop_enable;
99 u16 loop_tag;
100
101 /* receive queue cache line section */
102 ____cacheline_aligned struct vnic_rq rq[ENIC_RQ_MAX];
103 unsigned int rq_count;
104 int (*rq_alloc_buf)(struct vnic_rq *rq);
105 u64 rq_truncated_pkts;
106 u64 rq_bad_fcs;
107 struct napi_struct napi[ENIC_RQ_MAX];
108
109 /* interrupt resource cache line section */
110 ____cacheline_aligned struct vnic_intr intr[ENIC_INTR_MAX];
111 unsigned int intr_count;
112 u32 __iomem *legacy_pba; /* memory-mapped */
113
114 /* completion queue cache line section */
115 ____cacheline_aligned struct vnic_cq cq[ENIC_CQ_MAX];
116 unsigned int cq_count;
117};
118
119static inline struct device *enic_get_dev(struct enic *enic)
120{
121 return &(enic->pdev->dev);
122}
123
124#endif /* _ENIC_H_ */