Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
[deliverable/linux.git] / drivers / net / enic / vnic_dev.h
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 _VNIC_DEV_H_
21 #define _VNIC_DEV_H_
22
23 #include "vnic_resource.h"
24 #include "vnic_devcmd.h"
25
26 #ifndef VNIC_PADDR_TARGET
27 #define VNIC_PADDR_TARGET 0x0000000000000000ULL
28 #endif
29
30 #ifndef readq
31 static inline u64 readq(void __iomem *reg)
32 {
33 return (((u64)readl(reg + 0x4UL) << 32) |
34 (u64)readl(reg));
35 }
36
37 static inline void writeq(u64 val, void __iomem *reg)
38 {
39 writel(val & 0xffffffff, reg);
40 writel(val >> 32, reg + 0x4UL);
41 }
42 #endif
43
44 #undef pr_fmt
45 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
46
47 enum vnic_dev_intr_mode {
48 VNIC_DEV_INTR_MODE_UNKNOWN,
49 VNIC_DEV_INTR_MODE_INTX,
50 VNIC_DEV_INTR_MODE_MSI,
51 VNIC_DEV_INTR_MODE_MSIX,
52 };
53
54 struct vnic_dev_bar {
55 void __iomem *vaddr;
56 dma_addr_t bus_addr;
57 unsigned long len;
58 };
59
60 struct vnic_dev_ring {
61 void *descs;
62 size_t size;
63 dma_addr_t base_addr;
64 size_t base_align;
65 void *descs_unaligned;
66 size_t size_unaligned;
67 dma_addr_t base_addr_unaligned;
68 unsigned int desc_size;
69 unsigned int desc_count;
70 unsigned int desc_avail;
71 };
72
73 struct vnic_dev;
74 struct vnic_stats;
75
76 void *vnic_dev_priv(struct vnic_dev *vdev);
77 unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
78 enum vnic_res_type type);
79 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
80 unsigned int index);
81 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
82 int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
83 unsigned int desc_count, unsigned int desc_size);
84 void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
85 struct vnic_dev_ring *ring);
86 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
87 u64 *a0, u64 *a1, int wait);
88 int vnic_dev_fw_info(struct vnic_dev *vdev,
89 struct vnic_devcmd_fw_info **fw_info);
90 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size,
91 void *value);
92 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
93 int vnic_dev_hang_notify(struct vnic_dev *vdev);
94 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
95 int broadcast, int promisc, int allmulti);
96 int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
97 int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
98 int vnic_dev_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
99 int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
100 int vnic_dev_notify_unset(struct vnic_dev *vdev);
101 int vnic_dev_link_status(struct vnic_dev *vdev);
102 u32 vnic_dev_port_speed(struct vnic_dev *vdev);
103 u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
104 u32 vnic_dev_mtu(struct vnic_dev *vdev);
105 int vnic_dev_close(struct vnic_dev *vdev);
106 int vnic_dev_enable_wait(struct vnic_dev *vdev);
107 int vnic_dev_disable(struct vnic_dev *vdev);
108 int vnic_dev_open(struct vnic_dev *vdev, int arg);
109 int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
110 int vnic_dev_init(struct vnic_dev *vdev, int arg);
111 int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err);
112 int vnic_dev_init_prov(struct vnic_dev *vdev, u8 *buf, u32 len);
113 int vnic_dev_deinit(struct vnic_dev *vdev);
114 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg);
115 int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done);
116 void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
117 enum vnic_dev_intr_mode intr_mode);
118 enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
119 void vnic_dev_unregister(struct vnic_dev *vdev);
120 int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev,
121 u8 ig_vlan_rewrite_mode);
122 struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
123 void *priv, struct pci_dev *pdev, struct vnic_dev_bar *bar,
124 unsigned int num_bars);
125
126 #endif /* _VNIC_DEV_H_ */
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