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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
31static inline u64 readq(void __iomem *reg)
32{
33 return (((u64)readl(reg + 0x4UL) << 32) |
34 (u64)readl(reg));
35}
36
37static 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
47enum 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
54struct vnic_dev_bar {
55 void __iomem *vaddr;
56 dma_addr_t bus_addr;
57 unsigned long len;
58};
59
60struct 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
73enum vnic_proxy_type {
74 PROXY_NONE,
75 PROXY_BY_BDF,
76 PROXY_BY_INDEX,
77};
78
79struct vnic_res {
80 void __iomem *vaddr;
81 dma_addr_t bus_addr;
82 unsigned int count;
83};
84
85struct vnic_intr_coal_timer_info {
86 u32 mul;
87 u32 div;
88 u32 max_usec;
89};
90
91struct vnic_dev {
92 void *priv;
93 struct pci_dev *pdev;
94 struct vnic_res res[RES_TYPE_MAX];
95 enum vnic_dev_intr_mode intr_mode;
96 struct vnic_devcmd __iomem *devcmd;
97 struct vnic_devcmd_notify *notify;
98 struct vnic_devcmd_notify notify_copy;
99 dma_addr_t notify_pa;
100 u32 notify_sz;
101 dma_addr_t linkstatus_pa;
102 struct vnic_stats *stats;
103 dma_addr_t stats_pa;
104 struct vnic_devcmd_fw_info *fw_info;
105 dma_addr_t fw_info_pa;
106 enum vnic_proxy_type proxy;
107 u32 proxy_index;
108 u64 args[VNIC_DEVCMD_NARGS];
109 struct vnic_intr_coal_timer_info intr_coal_timer_info;
110 struct devcmd2_controller *devcmd2;
111 int (*devcmd_rtn)(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
112 int wait);
113};
114
115struct vnic_stats;
116
117void *vnic_dev_priv(struct vnic_dev *vdev);
118unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
119 enum vnic_res_type type);
120void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
121 unsigned int index);
122void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
123int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
124 unsigned int desc_count, unsigned int desc_size);
125void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
126 struct vnic_dev_ring *ring);
127int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
128 u64 *a0, u64 *a1, int wait);
129void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index);
130void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev);
131int vnic_dev_fw_info(struct vnic_dev *vdev,
132 struct vnic_devcmd_fw_info **fw_info);
133int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size,
134 void *value);
135int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
136int vnic_dev_hang_notify(struct vnic_dev *vdev);
137int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
138 int broadcast, int promisc, int allmulti);
139int vnic_dev_add_addr(struct vnic_dev *vdev, const u8 *addr);
140int vnic_dev_del_addr(struct vnic_dev *vdev, const u8 *addr);
141int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
142int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
143int vnic_dev_notify_unset(struct vnic_dev *vdev);
144int vnic_dev_link_status(struct vnic_dev *vdev);
145u32 vnic_dev_port_speed(struct vnic_dev *vdev);
146u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
147u32 vnic_dev_mtu(struct vnic_dev *vdev);
148int vnic_dev_close(struct vnic_dev *vdev);
149int vnic_dev_enable_wait(struct vnic_dev *vdev);
150int vnic_dev_disable(struct vnic_dev *vdev);
151int vnic_dev_open(struct vnic_dev *vdev, int arg);
152int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
153int vnic_dev_init(struct vnic_dev *vdev, int arg);
154int vnic_dev_deinit(struct vnic_dev *vdev);
155void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev);
156int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev);
157int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg);
158int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg);
159int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done);
160int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done);
161void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
162 enum vnic_dev_intr_mode intr_mode);
163enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
164u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec);
165u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles);
166u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev);
167void vnic_dev_unregister(struct vnic_dev *vdev);
168int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev,
169 u8 ig_vlan_rewrite_mode);
170struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
171 void *priv, struct pci_dev *pdev, struct vnic_dev_bar *bar,
172 unsigned int num_bars);
173struct pci_dev *vnic_dev_get_pdev(struct vnic_dev *vdev);
174int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len);
175int vnic_dev_enable2(struct vnic_dev *vdev, int active);
176int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status);
177int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status);
178int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
179int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry,
180 struct filter *data);
181int vnic_devcmd_init(struct vnic_dev *vdev);
182
183#endif /* _VNIC_DEV_H_ */
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
4 * Copyright 2007 Nuova Systems, Inc. All rights reserved.
5 */
6
7#ifndef _VNIC_DEV_H_
8#define _VNIC_DEV_H_
9
10#include "vnic_resource.h"
11#include "vnic_devcmd.h"
12
13#ifndef VNIC_PADDR_TARGET
14#define VNIC_PADDR_TARGET 0x0000000000000000ULL
15#endif
16
17#ifndef readq
18static inline u64 readq(void __iomem *reg)
19{
20 return (((u64)readl(reg + 0x4UL) << 32) |
21 (u64)readl(reg));
22}
23
24static inline void writeq(u64 val, void __iomem *reg)
25{
26 writel(val & 0xffffffff, reg);
27 writel(val >> 32, reg + 0x4UL);
28}
29#endif
30
31#undef pr_fmt
32#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
33
34enum vnic_dev_intr_mode {
35 VNIC_DEV_INTR_MODE_UNKNOWN,
36 VNIC_DEV_INTR_MODE_INTX,
37 VNIC_DEV_INTR_MODE_MSI,
38 VNIC_DEV_INTR_MODE_MSIX,
39};
40
41struct vnic_dev_bar {
42 void __iomem *vaddr;
43 dma_addr_t bus_addr;
44 unsigned long len;
45};
46
47struct vnic_dev_ring {
48 void *descs;
49 size_t size;
50 dma_addr_t base_addr;
51 size_t base_align;
52 void *descs_unaligned;
53 size_t size_unaligned;
54 dma_addr_t base_addr_unaligned;
55 unsigned int desc_size;
56 unsigned int desc_count;
57 unsigned int desc_avail;
58};
59
60enum vnic_proxy_type {
61 PROXY_NONE,
62 PROXY_BY_BDF,
63 PROXY_BY_INDEX,
64};
65
66struct vnic_res {
67 void __iomem *vaddr;
68 dma_addr_t bus_addr;
69 unsigned int count;
70};
71
72struct vnic_intr_coal_timer_info {
73 u32 mul;
74 u32 div;
75 u32 max_usec;
76};
77
78struct vnic_dev {
79 void *priv;
80 struct pci_dev *pdev;
81 struct vnic_res res[RES_TYPE_MAX];
82 enum vnic_dev_intr_mode intr_mode;
83 struct vnic_devcmd __iomem *devcmd;
84 struct vnic_devcmd_notify *notify;
85 struct vnic_devcmd_notify notify_copy;
86 dma_addr_t notify_pa;
87 u32 notify_sz;
88 dma_addr_t linkstatus_pa;
89 struct vnic_stats *stats;
90 dma_addr_t stats_pa;
91 struct vnic_devcmd_fw_info *fw_info;
92 dma_addr_t fw_info_pa;
93 enum vnic_proxy_type proxy;
94 u32 proxy_index;
95 u64 args[VNIC_DEVCMD_NARGS];
96 struct vnic_intr_coal_timer_info intr_coal_timer_info;
97 struct devcmd2_controller *devcmd2;
98 int (*devcmd_rtn)(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
99 int wait);
100};
101
102struct vnic_stats;
103
104void *vnic_dev_priv(struct vnic_dev *vdev);
105unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
106 enum vnic_res_type type);
107void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
108 unsigned int index);
109void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
110int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
111 unsigned int desc_count, unsigned int desc_size);
112void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
113 struct vnic_dev_ring *ring);
114int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
115 u64 *a0, u64 *a1, int wait);
116void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index);
117void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev);
118int vnic_dev_fw_info(struct vnic_dev *vdev,
119 struct vnic_devcmd_fw_info **fw_info);
120int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size,
121 void *value);
122int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
123int vnic_dev_hang_notify(struct vnic_dev *vdev);
124int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
125 int broadcast, int promisc, int allmulti);
126int vnic_dev_add_addr(struct vnic_dev *vdev, const u8 *addr);
127int vnic_dev_del_addr(struct vnic_dev *vdev, const u8 *addr);
128int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
129int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
130int vnic_dev_notify_unset(struct vnic_dev *vdev);
131int vnic_dev_link_status(struct vnic_dev *vdev);
132u32 vnic_dev_port_speed(struct vnic_dev *vdev);
133u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
134u32 vnic_dev_mtu(struct vnic_dev *vdev);
135int vnic_dev_close(struct vnic_dev *vdev);
136int vnic_dev_enable_wait(struct vnic_dev *vdev);
137int vnic_dev_disable(struct vnic_dev *vdev);
138int vnic_dev_open(struct vnic_dev *vdev, int arg);
139int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
140int vnic_dev_init(struct vnic_dev *vdev, int arg);
141int vnic_dev_deinit(struct vnic_dev *vdev);
142void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev);
143int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev);
144int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg);
145int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg);
146int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done);
147int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done);
148void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
149 enum vnic_dev_intr_mode intr_mode);
150enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
151u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec);
152u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles);
153u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev);
154void vnic_dev_unregister(struct vnic_dev *vdev);
155int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev,
156 u8 ig_vlan_rewrite_mode);
157struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
158 void *priv, struct pci_dev *pdev, struct vnic_dev_bar *bar,
159 unsigned int num_bars);
160struct pci_dev *vnic_dev_get_pdev(struct vnic_dev *vdev);
161int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len);
162int vnic_dev_enable2(struct vnic_dev *vdev, int active);
163int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status);
164int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status);
165int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
166int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry,
167 struct filter *data);
168int vnic_devcmd_init(struct vnic_dev *vdev);
169int vnic_dev_overlay_offload_ctrl(struct vnic_dev *vdev, u8 overlay, u8 config);
170int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay,
171 u16 vxlan_udp_port_number);
172int vnic_dev_get_supported_feature_ver(struct vnic_dev *vdev, u8 feature,
173 u64 *supported_versions, u64 *a1);
174int vnic_dev_capable_rss_hash_type(struct vnic_dev *vdev, u8 *rss_hash_type);
175
176#endif /* _VNIC_DEV_H_ */