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6#ifndef BRCMFMAC_BUS_H
7#define BRCMFMAC_BUS_H
8
9#include "debug.h"
10
11
12#define BRCMF_H2D_MSGRING_CONTROL_SUBMIT 0
13#define BRCMF_H2D_MSGRING_RXPOST_SUBMIT 1
14#define BRCMF_H2D_MSGRING_FLOWRING_IDSTART 2
15#define BRCMF_D2H_MSGRING_CONTROL_COMPLETE 2
16#define BRCMF_D2H_MSGRING_TX_COMPLETE 3
17#define BRCMF_D2H_MSGRING_RX_COMPLETE 4
18
19
20#define BRCMF_NROF_H2D_COMMON_MSGRINGS 2
21#define BRCMF_NROF_D2H_COMMON_MSGRINGS 3
22#define BRCMF_NROF_COMMON_MSGRINGS (BRCMF_NROF_H2D_COMMON_MSGRINGS + \
23 BRCMF_NROF_D2H_COMMON_MSGRINGS)
24
25
26enum brcmf_bus_state {
27 BRCMF_BUS_DOWN,
28 BRCMF_BUS_UP
29};
30
31
32enum brcmf_bus_protocol_type {
33 BRCMF_PROTO_BCDC,
34 BRCMF_PROTO_MSGBUF
35};
36
37struct brcmf_mp_device;
38
39struct brcmf_bus_dcmd {
40 char *name;
41 char *param;
42 int param_len;
43 struct list_head list;
44};
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70struct brcmf_bus_ops {
71 int (*preinit)(struct device *dev);
72 void (*stop)(struct device *dev);
73 int (*txdata)(struct device *dev, struct sk_buff *skb);
74 int (*txctl)(struct device *dev, unsigned char *msg, uint len);
75 int (*rxctl)(struct device *dev, unsigned char *msg, uint len);
76 struct pktq * (*gettxq)(struct device *dev);
77 void (*wowl_config)(struct device *dev, bool enabled);
78 size_t (*get_ramsize)(struct device *dev);
79 int (*get_memdump)(struct device *dev, void *data, size_t len);
80 int (*get_fwname)(struct device *dev, const char *ext,
81 unsigned char *fw_name);
82 void (*debugfs_create)(struct device *dev);
83 int (*reset)(struct device *dev);
84};
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98struct brcmf_bus_msgbuf {
99 struct brcmf_commonring *commonrings[BRCMF_NROF_COMMON_MSGRINGS];
100 struct brcmf_commonring **flowrings;
101 u32 rx_dataoffset;
102 u32 max_rxbufpost;
103 u16 max_flowrings;
104 u16 max_submissionrings;
105 u16 max_completionrings;
106};
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115struct brcmf_bus_stats {
116 atomic_t pktcowed;
117 atomic_t pktcow_failed;
118};
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135
136struct brcmf_bus {
137 union {
138 struct brcmf_sdio_dev *sdio;
139 struct brcmf_usbdev *usb;
140 struct brcmf_pciedev *pcie;
141 } bus_priv;
142 enum brcmf_bus_protocol_type proto_type;
143 struct device *dev;
144 struct brcmf_pub *drvr;
145 enum brcmf_bus_state state;
146 struct brcmf_bus_stats stats;
147 uint maxctl;
148 u32 chip;
149 u32 chiprev;
150 bool always_use_fws_queue;
151 bool wowl_supported;
152
153 const struct brcmf_bus_ops *ops;
154 struct brcmf_bus_msgbuf *msgbuf;
155};
156
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159
160static inline int brcmf_bus_preinit(struct brcmf_bus *bus)
161{
162 if (!bus->ops->preinit)
163 return 0;
164 return bus->ops->preinit(bus->dev);
165}
166
167static inline void brcmf_bus_stop(struct brcmf_bus *bus)
168{
169 bus->ops->stop(bus->dev);
170}
171
172static inline int brcmf_bus_txdata(struct brcmf_bus *bus, struct sk_buff *skb)
173{
174 return bus->ops->txdata(bus->dev, skb);
175}
176
177static inline
178int brcmf_bus_txctl(struct brcmf_bus *bus, unsigned char *msg, uint len)
179{
180 return bus->ops->txctl(bus->dev, msg, len);
181}
182
183static inline
184int brcmf_bus_rxctl(struct brcmf_bus *bus, unsigned char *msg, uint len)
185{
186 return bus->ops->rxctl(bus->dev, msg, len);
187}
188
189static inline
190struct pktq *brcmf_bus_gettxq(struct brcmf_bus *bus)
191{
192 if (!bus->ops->gettxq)
193 return ERR_PTR(-ENOENT);
194
195 return bus->ops->gettxq(bus->dev);
196}
197
198static inline
199void brcmf_bus_wowl_config(struct brcmf_bus *bus, bool enabled)
200{
201 if (bus->ops->wowl_config)
202 bus->ops->wowl_config(bus->dev, enabled);
203}
204
205static inline size_t brcmf_bus_get_ramsize(struct brcmf_bus *bus)
206{
207 if (!bus->ops->get_ramsize)
208 return 0;
209
210 return bus->ops->get_ramsize(bus->dev);
211}
212
213static inline
214int brcmf_bus_get_memdump(struct brcmf_bus *bus, void *data, size_t len)
215{
216 if (!bus->ops->get_memdump)
217 return -EOPNOTSUPP;
218
219 return bus->ops->get_memdump(bus->dev, data, len);
220}
221
222static inline
223int brcmf_bus_get_fwname(struct brcmf_bus *bus, const char *ext,
224 unsigned char *fw_name)
225{
226 return bus->ops->get_fwname(bus->dev, ext, fw_name);
227}
228
229static inline
230void brcmf_bus_debugfs_create(struct brcmf_bus *bus)
231{
232 if (!bus->ops->debugfs_create)
233 return;
234
235 return bus->ops->debugfs_create(bus->dev);
236}
237
238static inline
239int brcmf_bus_reset(struct brcmf_bus *bus)
240{
241 if (!bus->ops->reset)
242 return -EOPNOTSUPP;
243
244 return bus->ops->reset(bus->dev);
245}
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252void brcmf_rx_frame(struct device *dev, struct sk_buff *rxp, bool handle_event,
253 bool inirq);
254
255void brcmf_rx_event(struct device *dev, struct sk_buff *rxp);
256
257int brcmf_alloc(struct device *dev, struct brcmf_mp_device *settings);
258
259int brcmf_attach(struct device *dev);
260
261void brcmf_detach(struct device *dev);
262void brcmf_free(struct device *dev);
263
264void brcmf_dev_reset(struct device *dev);
265
266void brcmf_dev_coredump(struct device *dev);
267
268void brcmf_fw_crashed(struct device *dev);
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271void brcmf_bus_change_state(struct brcmf_bus *bus, enum brcmf_bus_state state);
272
273s32 brcmf_iovar_data_set(struct device *dev, char *name, void *data, u32 len);
274void brcmf_bus_add_txhdrlen(struct device *dev, uint len);
275
276#ifdef CONFIG_BRCMFMAC_SDIO
277void brcmf_sdio_exit(void);
278int brcmf_sdio_register(void);
279#else
280static inline void brcmf_sdio_exit(void) { }
281static inline int brcmf_sdio_register(void) { return 0; }
282#endif
283
284#ifdef CONFIG_BRCMFMAC_USB
285void brcmf_usb_exit(void);
286int brcmf_usb_register(void);
287#else
288static inline void brcmf_usb_exit(void) { }
289static inline int brcmf_usb_register(void) { return 0; }
290#endif
291
292#ifdef CONFIG_BRCMFMAC_PCIE
293void brcmf_pcie_exit(void);
294int brcmf_pcie_register(void);
295#else
296static inline void brcmf_pcie_exit(void) { }
297static inline int brcmf_pcie_register(void) { return 0; }
298#endif
299
300#endif
301