xref: /openbmc/linux/drivers/ssb/ssb_private.h (revision ecba1060)
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 
7 
8 #define PFX	"ssb: "
9 
10 #ifdef CONFIG_SSB_SILENT
11 # define ssb_printk(fmt, x...)	do { /* nothing */ } while (0)
12 #else
13 # define ssb_printk		printk
14 #endif /* CONFIG_SSB_SILENT */
15 
16 /* dprintk: Debugging printk; vanishes for non-debug compilation */
17 #ifdef CONFIG_SSB_DEBUG
18 # define ssb_dprintk(fmt, x...)	ssb_printk(fmt , ##x)
19 #else
20 # define ssb_dprintk(fmt, x...)	do { /* nothing */ } while (0)
21 #endif
22 
23 #ifdef CONFIG_SSB_DEBUG
24 # define SSB_WARN_ON(x)		WARN_ON(x)
25 # define SSB_BUG_ON(x)		BUG_ON(x)
26 #else
27 static inline int __ssb_do_nothing(int x) { return x; }
28 # define SSB_WARN_ON(x)		__ssb_do_nothing(unlikely(!!(x)))
29 # define SSB_BUG_ON(x)		__ssb_do_nothing(unlikely(!!(x)))
30 #endif
31 
32 
33 /* pci.c */
34 #ifdef CONFIG_SSB_PCIHOST
35 extern int ssb_pci_switch_core(struct ssb_bus *bus,
36 			       struct ssb_device *dev);
37 extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
38 				  u8 coreidx);
39 extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
40 			int turn_on);
41 extern int ssb_pci_get_invariants(struct ssb_bus *bus,
42 				  struct ssb_init_invariants *iv);
43 extern void ssb_pci_exit(struct ssb_bus *bus);
44 extern int ssb_pci_init(struct ssb_bus *bus);
45 extern const struct ssb_bus_ops ssb_pci_ops;
46 
47 #else /* CONFIG_SSB_PCIHOST */
48 
49 static inline int ssb_pci_switch_core(struct ssb_bus *bus,
50 				      struct ssb_device *dev)
51 {
52 	return 0;
53 }
54 static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
55 					 u8 coreidx)
56 {
57 	return 0;
58 }
59 static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
60 			       int turn_on)
61 {
62 	return 0;
63 }
64 static inline void ssb_pci_exit(struct ssb_bus *bus)
65 {
66 }
67 static inline int ssb_pci_init(struct ssb_bus *bus)
68 {
69 	return 0;
70 }
71 #endif /* CONFIG_SSB_PCIHOST */
72 
73 
74 /* pcmcia.c */
75 #ifdef CONFIG_SSB_PCMCIAHOST
76 extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
77 				  struct ssb_device *dev);
78 extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
79 				     u8 coreidx);
80 extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
81 				     u8 seg);
82 extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
83 				     struct ssb_init_invariants *iv);
84 extern int ssb_pcmcia_hardware_setup(struct ssb_bus *bus);
85 extern void ssb_pcmcia_exit(struct ssb_bus *bus);
86 extern int ssb_pcmcia_init(struct ssb_bus *bus);
87 extern const struct ssb_bus_ops ssb_pcmcia_ops;
88 #else /* CONFIG_SSB_PCMCIAHOST */
89 static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
90 					 struct ssb_device *dev)
91 {
92 	return 0;
93 }
94 static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
95 					    u8 coreidx)
96 {
97 	return 0;
98 }
99 static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
100 					    u8 seg)
101 {
102 	return 0;
103 }
104 static inline int ssb_pcmcia_hardware_setup(struct ssb_bus *bus)
105 {
106 	return 0;
107 }
108 static inline void ssb_pcmcia_exit(struct ssb_bus *bus)
109 {
110 }
111 static inline int ssb_pcmcia_init(struct ssb_bus *bus)
112 {
113 	return 0;
114 }
115 #endif /* CONFIG_SSB_PCMCIAHOST */
116 
117 
118 /* scan.c */
119 extern const char *ssb_core_name(u16 coreid);
120 extern int ssb_bus_scan(struct ssb_bus *bus,
121 			unsigned long baseaddr);
122 extern void ssb_iounmap(struct ssb_bus *ssb);
123 
124 
125 /* sprom.c */
126 extern
127 ssize_t ssb_attr_sprom_show(struct ssb_bus *bus, char *buf,
128 			    int (*sprom_read)(struct ssb_bus *bus, u16 *sprom));
129 extern
130 ssize_t ssb_attr_sprom_store(struct ssb_bus *bus,
131 			     const char *buf, size_t count,
132 			     int (*sprom_check_crc)(const u16 *sprom, size_t size),
133 			     int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom));
134 extern const struct ssb_sprom *ssb_get_fallback_sprom(void);
135 
136 
137 /* core.c */
138 extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
139 extern int ssb_devices_freeze(struct ssb_bus *bus);
140 extern int ssb_devices_thaw(struct ssb_bus *bus);
141 extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
142 int ssb_for_each_bus_call(unsigned long data,
143 			  int (*func)(struct ssb_bus *bus, unsigned long data));
144 extern struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev);
145 
146 
147 /* b43_pci_bridge.c */
148 #ifdef CONFIG_SSB_B43_PCI_BRIDGE
149 extern int __init b43_pci_ssb_bridge_init(void);
150 extern void __exit b43_pci_ssb_bridge_exit(void);
151 #else /* CONFIG_SSB_B43_PCI_BRIDGR */
152 static inline int b43_pci_ssb_bridge_init(void)
153 {
154 	return 0;
155 }
156 static inline void b43_pci_ssb_bridge_exit(void)
157 {
158 }
159 #endif /* CONFIG_SSB_PCIHOST */
160 
161 #endif /* LINUX_SSB_PRIVATE_H_ */
162