2 * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
3 * Copyright 2007 Nuova Systems, Inc. All rights reserved.
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.
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
23 #include "vnic_enet.h"
28 #include "vnic_intr.h"
29 #include "vnic_stats.h"
33 #define DRV_NAME "enic"
34 #define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Driver"
35 #define DRV_VERSION "1.4.1.9"
36 #define DRV_COPYRIGHT "Copyright 2008-2010 Cisco Systems, Inc"
38 #define ENIC_BARS_MAX 6
42 #define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX)
43 #define ENIC_INTR_MAX (ENIC_CQ_MAX + 2)
45 struct enic_msix_entry
{
47 char devname
[IFNAMSIZ
];
48 irqreturn_t (*isr
)(int, void *);
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)
58 struct enic_port_profile
{
61 char name
[PORT_PROFILE_MAX
];
62 u8 instance_uuid
[PORT_UUID_MAX
];
63 u8 host_uuid
[PORT_UUID_MAX
];
67 /* Per-instance private data structure */
69 struct net_device
*netdev
;
71 struct vnic_enet_config config
;
72 struct vnic_dev_bar bar
[ENIC_BARS_MAX
];
73 struct vnic_dev
*vdev
;
74 struct timer_list notify_timer
;
75 struct work_struct reset
;
76 struct msix_entry msix_entry
[ENIC_INTR_MAX
];
77 struct enic_msix_entry msix
[ENIC_INTR_MAX
];
79 spinlock_t devcmd_lock
;
80 u8 mac_addr
[ETH_ALEN
];
81 u8 mc_addr
[ENIC_MULTICAST_PERFECT_FILTERS
][ETH_ALEN
];
82 u8 uc_addr
[ENIC_UNICAST_PERFECT_FILTERS
][ETH_ALEN
];
84 unsigned int mc_count
;
85 unsigned int uc_count
;
88 u32 rx_coalesce_usecs
;
89 u32 tx_coalesce_usecs
;
90 struct enic_port_profile pp
;
92 /* work queue cache line section */
93 ____cacheline_aligned
struct vnic_wq wq
[ENIC_WQ_MAX
];
94 spinlock_t wq_lock
[ENIC_WQ_MAX
];
95 unsigned int wq_count
;
96 struct vlan_group
*vlan_group
;
100 /* receive queue cache line section */
101 ____cacheline_aligned
struct vnic_rq rq
[ENIC_RQ_MAX
];
102 unsigned int rq_count
;
103 int (*rq_alloc_buf
)(struct vnic_rq
*rq
);
104 u64 rq_truncated_pkts
;
106 struct napi_struct napi
[ENIC_RQ_MAX
];
108 /* interrupt resource cache line section */
109 ____cacheline_aligned
struct vnic_intr intr
[ENIC_INTR_MAX
];
110 unsigned int intr_count
;
111 u32 __iomem
*legacy_pba
; /* memory-mapped */
113 /* completion queue cache line section */
114 ____cacheline_aligned
struct vnic_cq cq
[ENIC_CQ_MAX
];
115 unsigned int cq_count
;
118 static inline struct device
*enic_get_dev(struct enic
*enic
)
120 return &(enic
->pdev
->dev
);
123 #endif /* _ENIC_H_ */