tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef LINUX_SSB_PRIVATE_H_
2#define LINUX_SSB_PRIVATE_H_
3
4#include <linux/ssb/ssb.h>
5#include <linux/types.h>
6#include <linux/bcm47xx_wdt.h>
7
8
9#define PFX "ssb: "
10
11#ifdef CONFIG_SSB_SILENT
12# define ssb_printk(fmt, x...) do { /* nothing */ } while (0)
13#else
14# define ssb_printk printk
15#endif /* CONFIG_SSB_SILENT */
16
17/* dprintk: Debugging printk; vanishes for non-debug compilation */
18#ifdef CONFIG_SSB_DEBUG
19# define ssb_dprintk(fmt, x...) ssb_printk(fmt , ##x)
20#else
21# define ssb_dprintk(fmt, x...) do { /* nothing */ } while (0)
22#endif
23
24#ifdef CONFIG_SSB_DEBUG
25# define SSB_WARN_ON(x) WARN_ON(x)
26# define SSB_BUG_ON(x) BUG_ON(x)
27#else
28static inline int __ssb_do_nothing(int x) { return x; }
29# define SSB_WARN_ON(x) __ssb_do_nothing(unlikely(!!(x)))
30# define SSB_BUG_ON(x) __ssb_do_nothing(unlikely(!!(x)))
31#endif
32
33
34/* pci.c */
35#ifdef CONFIG_SSB_PCIHOST
36extern int ssb_pci_switch_core(struct ssb_bus *bus,
37 struct ssb_device *dev);
38extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
39 u8 coreidx);
40extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
41 int turn_on);
42extern int ssb_pci_get_invariants(struct ssb_bus *bus,
43 struct ssb_init_invariants *iv);
44extern void ssb_pci_exit(struct ssb_bus *bus);
45extern int ssb_pci_init(struct ssb_bus *bus);
46extern const struct ssb_bus_ops ssb_pci_ops;
47
48#else /* CONFIG_SSB_PCIHOST */
49
50static inline int ssb_pci_switch_core(struct ssb_bus *bus,
51 struct ssb_device *dev)
52{
53 return 0;
54}
55static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
56 u8 coreidx)
57{
58 return 0;
59}
60static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
61 int turn_on)
62{
63 return 0;
64}
65static inline void ssb_pci_exit(struct ssb_bus *bus)
66{
67}
68static inline int ssb_pci_init(struct ssb_bus *bus)
69{
70 return 0;
71}
72#endif /* CONFIG_SSB_PCIHOST */
73
74
75/* pcmcia.c */
76#ifdef CONFIG_SSB_PCMCIAHOST
77extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
78 struct ssb_device *dev);
79extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
80 u8 coreidx);
81extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
82 u8 seg);
83extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
84 struct ssb_init_invariants *iv);
85extern int ssb_pcmcia_hardware_setup(struct ssb_bus *bus);
86extern void ssb_pcmcia_exit(struct ssb_bus *bus);
87extern int ssb_pcmcia_init(struct ssb_bus *bus);
88extern const struct ssb_bus_ops ssb_pcmcia_ops;
89#else /* CONFIG_SSB_PCMCIAHOST */
90static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
91 struct ssb_device *dev)
92{
93 return 0;
94}
95static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
96 u8 coreidx)
97{
98 return 0;
99}
100static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
101 u8 seg)
102{
103 return 0;
104}
105static inline int ssb_pcmcia_hardware_setup(struct ssb_bus *bus)
106{
107 return 0;
108}
109static inline void ssb_pcmcia_exit(struct ssb_bus *bus)
110{
111}
112static inline int ssb_pcmcia_init(struct ssb_bus *bus)
113{
114 return 0;
115}
116#endif /* CONFIG_SSB_PCMCIAHOST */
117
118/* sdio.c */
119#ifdef CONFIG_SSB_SDIOHOST
120extern int ssb_sdio_get_invariants(struct ssb_bus *bus,
121 struct ssb_init_invariants *iv);
122
123extern u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset);
124extern int ssb_sdio_switch_core(struct ssb_bus *bus, struct ssb_device *dev);
125extern int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx);
126extern int ssb_sdio_hardware_setup(struct ssb_bus *bus);
127extern void ssb_sdio_exit(struct ssb_bus *bus);
128extern int ssb_sdio_init(struct ssb_bus *bus);
129
130extern const struct ssb_bus_ops ssb_sdio_ops;
131#else /* CONFIG_SSB_SDIOHOST */
132static inline u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset)
133{
134 return 0;
135}
136static inline int ssb_sdio_switch_core(struct ssb_bus *bus,
137 struct ssb_device *dev)
138{
139 return 0;
140}
141static inline int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
142{
143 return 0;
144}
145static inline int ssb_sdio_hardware_setup(struct ssb_bus *bus)
146{
147 return 0;
148}
149static inline void ssb_sdio_exit(struct ssb_bus *bus)
150{
151}
152static inline int ssb_sdio_init(struct ssb_bus *bus)
153{
154 return 0;
155}
156#endif /* CONFIG_SSB_SDIOHOST */
157
158
159/* scan.c */
160extern const char *ssb_core_name(u16 coreid);
161extern int ssb_bus_scan(struct ssb_bus *bus,
162 unsigned long baseaddr);
163extern void ssb_iounmap(struct ssb_bus *ssb);
164
165
166/* sprom.c */
167extern
168ssize_t ssb_attr_sprom_show(struct ssb_bus *bus, char *buf,
169 int (*sprom_read)(struct ssb_bus *bus, u16 *sprom));
170extern
171ssize_t ssb_attr_sprom_store(struct ssb_bus *bus,
172 const char *buf, size_t count,
173 int (*sprom_check_crc)(const u16 *sprom, size_t size),
174 int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom));
175extern int ssb_fill_sprom_with_fallback(struct ssb_bus *bus,
176 struct ssb_sprom *out);
177
178
179/* core.c */
180extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
181extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
182int ssb_for_each_bus_call(unsigned long data,
183 int (*func)(struct ssb_bus *bus, unsigned long data));
184extern struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev);
185
186struct ssb_freeze_context {
187 /* Pointer to the bus */
188 struct ssb_bus *bus;
189 /* Boolean list to indicate whether a device is frozen on this bus. */
190 bool device_frozen[SSB_MAX_NR_CORES];
191};
192extern int ssb_devices_freeze(struct ssb_bus *bus, struct ssb_freeze_context *ctx);
193extern int ssb_devices_thaw(struct ssb_freeze_context *ctx);
194
195
196
197/* b43_pci_bridge.c */
198#ifdef CONFIG_SSB_B43_PCI_BRIDGE
199extern int __init b43_pci_ssb_bridge_init(void);
200extern void __exit b43_pci_ssb_bridge_exit(void);
201#else /* CONFIG_SSB_B43_PCI_BRIDGE */
202static inline int b43_pci_ssb_bridge_init(void)
203{
204 return 0;
205}
206static inline void b43_pci_ssb_bridge_exit(void)
207{
208}
209#endif /* CONFIG_SSB_B43_PCI_BRIDGE */
210
211/* driver_chipcommon_pmu.c */
212extern u32 ssb_pmu_get_cpu_clock(struct ssb_chipcommon *cc);
213extern u32 ssb_pmu_get_controlclock(struct ssb_chipcommon *cc);
214extern u32 ssb_pmu_get_alp_clock(struct ssb_chipcommon *cc);
215
216extern u32 ssb_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt,
217 u32 ticks);
218extern u32 ssb_chipco_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
219
220#ifdef CONFIG_SSB_DRIVER_EXTIF
221extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks);
222extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
223#else
224static inline u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt,
225 u32 ticks)
226{
227 return 0;
228}
229static inline u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt,
230 u32 ms)
231{
232 return 0;
233}
234#endif
235
236#ifdef CONFIG_SSB_EMBEDDED
237extern int ssb_watchdog_register(struct ssb_bus *bus);
238#else /* CONFIG_SSB_EMBEDDED */
239static inline int ssb_watchdog_register(struct ssb_bus *bus)
240{
241 return 0;
242}
243#endif /* CONFIG_SSB_EMBEDDED */
244
245#ifdef CONFIG_SSB_DRIVER_EXTIF
246extern void ssb_extif_init(struct ssb_extif *extif);
247#else
248static inline void ssb_extif_init(struct ssb_extif *extif)
249{
250}
251#endif
252
253#ifdef CONFIG_SSB_DRIVER_GPIO
254extern int ssb_gpio_init(struct ssb_bus *bus);
255#else /* CONFIG_SSB_DRIVER_GPIO */
256static inline int ssb_gpio_init(struct ssb_bus *bus)
257{
258 return -ENOTSUPP;
259}
260#endif /* CONFIG_SSB_DRIVER_GPIO */
261
262#endif /* LINUX_SSB_PRIVATE_H_ */