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Merge tag 'microblaze-4.15-rc2' of git://git.monstr.eu/linux-2.6-microblaze
[mirror_ubuntu-bionic-kernel.git] / drivers / ssb / ssb_private.h
CommitLineData
b2441318 1/* SPDX-License-Identifier: GPL-2.0 */
61e115a5
MB		 2#ifndef LINUX_SSB_PRIVATE_H_
3#define LINUX_SSB_PRIVATE_H_
4
5#include <linux/ssb/ssb.h>
6#include <linux/types.h>
7ffbffe3 7#include <linux/bcm47xx_wdt.h>
61e115a5
MB		 8
9
10#define PFX "ssb: "
11
12#ifdef CONFIG_SSB_SILENT
33a606ac
JP		 13# define ssb_printk(fmt, ...) \
14 do { if (0) printk(fmt, ##__VA_ARGS__); } while (0)
61e115a5 15#else
33a606ac
JP		 16# define ssb_printk(fmt, ...) \
17 printk(fmt, ##__VA_ARGS__)
61e115a5
MB		 18#endif /* CONFIG_SSB_SILENT */
19
33a606ac
JP		 20#define ssb_emerg(fmt, ...) ssb_printk(KERN_EMERG PFX fmt, ##__VA_ARGS__)
21#define ssb_err(fmt, ...) ssb_printk(KERN_ERR PFX fmt, ##__VA_ARGS__)
22#define ssb_warn(fmt, ...) ssb_printk(KERN_WARNING PFX fmt, ##__VA_ARGS__)
23#define ssb_notice(fmt, ...) ssb_printk(KERN_NOTICE PFX fmt, ##__VA_ARGS__)
24#define ssb_info(fmt, ...) ssb_printk(KERN_INFO PFX fmt, ##__VA_ARGS__)
25#define ssb_cont(fmt, ...) ssb_printk(KERN_CONT fmt, ##__VA_ARGS__)
26
61e115a5
MB		 27/* dprintk: Debugging printk; vanishes for non-debug compilation */
28#ifdef CONFIG_SSB_DEBUG
33a606ac
JP		 29# define ssb_dbg(fmt, ...) \
30 ssb_printk(KERN_DEBUG PFX fmt, ##__VA_ARGS__)
61e115a5 31#else
33a606ac
JP		 32# define ssb_dbg(fmt, ...) \
33 do { if (0) printk(KERN_DEBUG PFX fmt, ##__VA_ARGS__); } while (0)
61e115a5
MB		 34#endif
35
36#ifdef CONFIG_SSB_DEBUG
37# define SSB_WARN_ON(x) WARN_ON(x)
38# define SSB_BUG_ON(x) BUG_ON(x)
39#else
40static inline int __ssb_do_nothing(int x) { return x; }
41# define SSB_WARN_ON(x) __ssb_do_nothing(unlikely(!!(x)))
42# define SSB_BUG_ON(x) __ssb_do_nothing(unlikely(!!(x)))
43#endif
44
45
46/* pci.c */
47#ifdef CONFIG_SSB_PCIHOST
48extern int ssb_pci_switch_core(struct ssb_bus *bus,
49 struct ssb_device *dev);
50extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
51 u8 coreidx);
52extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
53 int turn_on);
54extern int ssb_pci_get_invariants(struct ssb_bus *bus,
55 struct ssb_init_invariants *iv);
56extern void ssb_pci_exit(struct ssb_bus *bus);
57extern int ssb_pci_init(struct ssb_bus *bus);
58extern const struct ssb_bus_ops ssb_pci_ops;
59
60#else /* CONFIG_SSB_PCIHOST */
61
62static inline int ssb_pci_switch_core(struct ssb_bus *bus,
63 struct ssb_device *dev)
64{
65 return 0;
66}
67static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
68 u8 coreidx)
69{
70 return 0;
71}
72static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
73 int turn_on)
74{
75 return 0;
76}
77static inline void ssb_pci_exit(struct ssb_bus *bus)
78{
79}
80static inline int ssb_pci_init(struct ssb_bus *bus)
81{
82 return 0;
83}
84#endif /* CONFIG_SSB_PCIHOST */
85
86
87/* pcmcia.c */
88#ifdef CONFIG_SSB_PCMCIAHOST
61e115a5
MB		 89extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
90 u8 coreidx);
91extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
92 u8 seg);
93extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
94 struct ssb_init_invariants *iv);
8fe2b65a 95extern int ssb_pcmcia_hardware_setup(struct ssb_bus *bus);
e7ec2e32 96extern void ssb_pcmcia_exit(struct ssb_bus *bus);
61e115a5 97extern int ssb_pcmcia_init(struct ssb_bus *bus);
399500da
RM		 98extern int ssb_host_pcmcia_init(void);
99extern void ssb_host_pcmcia_exit(void);
61e115a5
MB		 100extern const struct ssb_bus_ops ssb_pcmcia_ops;
101#else /* CONFIG_SSB_PCMCIAHOST */
61e115a5
MB		 102static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
103 u8 coreidx)
104{
105 return 0;
106}
107static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
108 u8 seg)
109{
110 return 0;
111}
8fe2b65a
MB		 112static inline int ssb_pcmcia_hardware_setup(struct ssb_bus *bus)
113{
114 return 0;
115}
e7ec2e32
MB		 116static inline void ssb_pcmcia_exit(struct ssb_bus *bus)
117{
118}
61e115a5
MB		 119static inline int ssb_pcmcia_init(struct ssb_bus *bus)
120{
121 return 0;
122}
399500da
RM		 123static inline int ssb_host_pcmcia_init(void)
124{
125 return 0;
126}
127static inline void ssb_host_pcmcia_exit(void)
128{
129}
61e115a5
MB		 130#endif /* CONFIG_SSB_PCMCIAHOST */
131
24ea602e
AH		 132/* sdio.c */
133#ifdef CONFIG_SSB_SDIOHOST
134extern int ssb_sdio_get_invariants(struct ssb_bus *bus,
135 struct ssb_init_invariants *iv);
136
137extern u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset);
24ea602e 138extern int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx);
24ea602e
AH		 139extern void ssb_sdio_exit(struct ssb_bus *bus);
140extern int ssb_sdio_init(struct ssb_bus *bus);
141
142extern const struct ssb_bus_ops ssb_sdio_ops;
143#else /* CONFIG_SSB_SDIOHOST */
144static inline u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset)
145{
146 return 0;
147}
24ea602e
AH		 148static inline int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
149{
150 return 0;
151}
24ea602e
AH		 152static inline void ssb_sdio_exit(struct ssb_bus *bus)
153{
154}
155static inline int ssb_sdio_init(struct ssb_bus *bus)
156{
157 return 0;
158}
159#endif /* CONFIG_SSB_SDIOHOST */
160
830c7df4
RM		 161/**************************************************
162 * host_soc.c
163 **************************************************/
164
845da6e5 165#ifdef CONFIG_SSB_HOST_SOC
830c7df4 166extern const struct ssb_bus_ops ssb_host_soc_ops;
541c9a84
RM		 167
168extern int ssb_host_soc_get_invariants(struct ssb_bus *bus,
169 struct ssb_init_invariants *iv);
845da6e5 170#endif
61e115a5
MB		 171
172/* scan.c */
173extern const char *ssb_core_name(u16 coreid);
174extern int ssb_bus_scan(struct ssb_bus *bus,
175 unsigned long baseaddr);
176extern void ssb_iounmap(struct ssb_bus *ssb);
177
178
e7ec2e32
MB		 179/* sprom.c */
180extern
181ssize_t ssb_attr_sprom_show(struct ssb_bus *bus, char *buf,
182 int (*sprom_read)(struct ssb_bus *bus, u16 *sprom));
183extern
184ssize_t ssb_attr_sprom_store(struct ssb_bus *bus,
185 const char *buf, size_t count,
186 int (*sprom_check_crc)(const u16 *sprom, size_t size),
187 int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom));
b3ae52b6
HM		 188extern int ssb_fill_sprom_with_fallback(struct ssb_bus *bus,
189 struct ssb_sprom *out);
e7ec2e32
MB		 190
191
61e115a5
MB		 192/* core.c */
193extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
61e115a5 194extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
aab547ce
MB		 195int ssb_for_each_bus_call(unsigned long data,
196 int (*func)(struct ssb_bus *bus, unsigned long data));
e7ec2e32
MB		 197extern struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev);
198
3ba6018a
MB		 199struct ssb_freeze_context {
200 /* Pointer to the bus */
201 struct ssb_bus *bus;
202 /* Boolean list to indicate whether a device is frozen on this bus. */
203 bool device_frozen[SSB_MAX_NR_CORES];
204};
205extern int ssb_devices_freeze(struct ssb_bus *bus, struct ssb_freeze_context *ctx);
206extern int ssb_devices_thaw(struct ssb_freeze_context *ctx);
207
208
61e115a5
MB		 209
210/* b43_pci_bridge.c */
c7084535 211#ifdef CONFIG_SSB_B43_PCI_BRIDGE
61e115a5
MB		 212extern int __init b43_pci_ssb_bridge_init(void);
213extern void __exit b43_pci_ssb_bridge_exit(void);
0052b8bb 214#else /* CONFIG_SSB_B43_PCI_BRIDGE */
61e115a5
MB		 215static inline int b43_pci_ssb_bridge_init(void)
216{
217 return 0;
218}
219static inline void b43_pci_ssb_bridge_exit(void)
220{
221}
0052b8bb 222#endif /* CONFIG_SSB_B43_PCI_BRIDGE */
61e115a5 223
d486a5b4
HM		 224/* driver_chipcommon_pmu.c */
225extern u32 ssb_pmu_get_cpu_clock(struct ssb_chipcommon *cc);
226extern u32 ssb_pmu_get_controlclock(struct ssb_chipcommon *cc);
f924e1e9 227extern u32 ssb_pmu_get_alp_clock(struct ssb_chipcommon *cc);
d486a5b4 228
7ffbffe3
HM		 229extern u32 ssb_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt,
230 u32 ticks);
231extern u32 ssb_chipco_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
232
72a525cb
RM		 233/* driver_chipcommon_sflash.c */
234#ifdef CONFIG_SSB_SFLASH
235int ssb_sflash_init(struct ssb_chipcommon *cc);
236#else
237static inline int ssb_sflash_init(struct ssb_chipcommon *cc)
238{
239 pr_err("Serial flash not supported\n");
240 return 0;
241}
242#endif /* CONFIG_SSB_SFLASH */
243
c7a4a9e3
RM		 244#ifdef CONFIG_SSB_DRIVER_MIPS
245extern struct platform_device ssb_pflash_dev;
246#endif
247
7b5d6043
RM		 248#ifdef CONFIG_SSB_SFLASH
249extern struct platform_device ssb_sflash_dev;
250#endif
251
9f640a63
HM		 252#ifdef CONFIG_SSB_DRIVER_EXTIF
253extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks);
254extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
255#else
256static inline u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt,
257 u32 ticks)
258{
259 return 0;
260}
261static inline u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt,
262 u32 ms)
263{
264 return 0;
265}
266#endif
bde327ef
HM		 267
268#ifdef CONFIG_SSB_EMBEDDED
269extern int ssb_watchdog_register(struct ssb_bus *bus);
270#else /* CONFIG_SSB_EMBEDDED */
271static inline int ssb_watchdog_register(struct ssb_bus *bus)
272{
273 return 0;
274}
275#endif /* CONFIG_SSB_EMBEDDED */
276
394bc7e3
HM		 277#ifdef CONFIG_SSB_DRIVER_EXTIF
278extern void ssb_extif_init(struct ssb_extif *extif);
279#else
280static inline void ssb_extif_init(struct ssb_extif *extif)
281{
282}
283#endif
284
ec43b08b
HM		 285#ifdef CONFIG_SSB_DRIVER_GPIO
286extern int ssb_gpio_init(struct ssb_bus *bus);
600485ed 287extern int ssb_gpio_unregister(struct ssb_bus *bus);
ec43b08b
HM		 288#else /* CONFIG_SSB_DRIVER_GPIO */
289static inline int ssb_gpio_init(struct ssb_bus *bus)
290{
291 return -ENOTSUPP;
292}
600485ed
HM		 293static inline int ssb_gpio_unregister(struct ssb_bus *bus)
294{
295 return 0;
296}
ec43b08b
HM		 297#endif /* CONFIG_SSB_DRIVER_GPIO */
298
61e115a5 299#endif /* LINUX_SSB_PRIVATE_H_ */
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