2 * Copyright 2008 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 "1.4.1.1"
36 #define DRV_COPYRIGHT "Copyright 2008-2009 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)
50 enum enic_intx_intr_index
{
56 enum enic_msix_intr_index
{
64 struct enic_msix_entry
{
66 char devname
[IFNAMSIZ
];
67 irqreturn_t (*isr
)(int, void *);
71 #define ENIC_SET_APPLIED (1 << 0)
72 #define ENIC_SET_REQUEST (1 << 1)
73 #define ENIC_SET_NAME (1 << 2)
74 #define ENIC_SET_INSTANCE (1 << 3)
75 #define ENIC_SET_HOST (1 << 4)
77 struct enic_port_profile
{
80 char name
[PORT_PROFILE_MAX
];
81 u8 instance_uuid
[PORT_UUID_MAX
];
82 u8 host_uuid
[PORT_UUID_MAX
];
85 /* Per-instance private data structure */
87 struct net_device
*netdev
;
89 struct vnic_enet_config config
;
90 struct vnic_dev_bar bar
[ENIC_BARS_MAX
];
91 struct vnic_dev
*vdev
;
92 struct timer_list notify_timer
;
93 struct work_struct reset
;
94 struct msix_entry msix_entry
[ENIC_MSIX_MAX
];
95 struct enic_msix_entry msix
[ENIC_MSIX_MAX
];
97 spinlock_t devcmd_lock
;
98 u8 mac_addr
[ETH_ALEN
];
99 u8 mc_addr
[ENIC_MULTICAST_PERFECT_FILTERS
][ETH_ALEN
];
101 unsigned int mc_count
;
104 u32 rx_coalesce_usecs
;
105 u32 tx_coalesce_usecs
;
106 struct enic_port_profile pp
;
108 /* work queue cache line section */
109 ____cacheline_aligned
struct vnic_wq wq
[ENIC_WQ_MAX
];
110 spinlock_t wq_lock
[ENIC_WQ_MAX
];
111 unsigned int wq_count
;
112 struct vlan_group
*vlan_group
;
114 /* receive queue cache line section */
115 ____cacheline_aligned
struct vnic_rq rq
[ENIC_RQ_MAX
];
116 unsigned int rq_count
;
117 int (*rq_alloc_buf
)(struct vnic_rq
*rq
);
118 u64 rq_truncated_pkts
;
120 struct napi_struct napi
;
122 /* interrupt resource cache line section */
123 ____cacheline_aligned
struct vnic_intr intr
[ENIC_INTR_MAX
];
124 unsigned int intr_count
;
125 u32 __iomem
*legacy_pba
; /* memory-mapped */
127 /* completion queue cache line section */
128 ____cacheline_aligned
struct vnic_cq cq
[ENIC_CQ_MAX
];
129 unsigned int cq_count
;
132 static inline struct device
*enic_get_dev(struct enic
*enic
)
134 return &(enic
->pdev
->dev
);
137 #endif /* _ENIC_H_ */