target/linux/brcm47xx-2.6/files/drivers/ssb/ssb_private.h

   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 <asm/io.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 /* printkl: Rate limited printk */
  25 #define ssb_printkl(fmt, x...)  do {            \
  26         if (printk_ratelimit())                 \
  27                 ssb_printk(fmt ,##x);           \
  28                                 } while (0)
  29
  30 /* dprintkl: Rate limited debugging printk */
  31 #ifdef CONFIG_SSB_DEBUG
  32 # define ssb_dprintkl                   ssb_printkl
  33 #else
  34 # define ssb_dprintkl(fmt, x...)        do { /* nothing */ } while (0)
  35 #endif
  36
  37 #define assert(cond)    do {                                            \
  38         if (unlikely(!(cond))) {                                        \
  39                 ssb_dprintk(KERN_ERR PFX "BUG: Assertion failed (%s) "  \
  40                             "at: %s:%d:%s()\n",                         \
  41                             #cond, __FILE__, __LINE__, __func__);       \
  42         }                                                               \
  43                        } while (0)
  44
  45
  46 /* pci.c */
  47 #ifdef CONFIG_SSB_PCIHOST
  48 extern int ssb_pci_switch_core(struct ssb_bus *bus,
  49                                struct ssb_device *dev);
  50 extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
  51                                   u8 coreidx);
  52 extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
  53                         int turn_on);
  54 extern int ssb_pci_sprom_get(struct ssb_bus *bus);
  55 extern void ssb_pci_get_boardtype(struct ssb_bus *bus);
  56 extern int ssb_pci_init(struct ssb_bus *bus);
  57 extern const struct ssb_bus_ops ssb_pci_ops;
  58
  59 #else /* CONFIG_SSB_PCIHOST */
  60
  61 static inline int ssb_pci_switch_core(struct ssb_bus *bus,
  62                                       struct ssb_device *dev)
  63 {
  64         return 0;
  65 }
  66 static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
  67                                          u8 coreidx)
  68 {
  69         return 0;
  70 }
  71 static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
  72                                int turn_on)
  73 {
  74         return 0;
  75 }
  76 static inline int ssb_pci_sprom_get(struct ssb_bus *bus)
  77 {
  78         return 0;
  79 }
  80 static inline void ssb_pci_get_boardtype(struct ssb_bus *bus)
  81 {
  82 }
  83 static inline int ssb_pci_init(struct ssb_bus *bus)
  84 {
  85         return 0;
  86 }
  87 #endif /* CONFIG_SSB_PCIHOST */
  88
  89
  90 /* pcmcia.c */
  91 #ifdef CONFIG_SSB_PCMCIAHOST
  92 extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
  93                                   struct ssb_device *dev);
  94 extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
  95                                      u8 coreidx);
  96 extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
  97                                      u8 seg);
  98 extern int ssb_pcmcia_init(struct ssb_bus *bus);
  99 extern const struct ssb_bus_ops ssb_pcmcia_ops;
 100 #else /* CONFIG_SSB_PCMCIAHOST */
 101 static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
 102                                          struct ssb_device *dev)
 103 {
 104         return 0;
 105 }
 106 static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
 107                                             u8 coreidx)
 108 {
 109         return 0;
 110 }
 111 static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
 112                                             u8 seg)
 113 {
 114         return 0;
 115 }
 116 static inline int ssb_pcmcia_init(struct ssb_bus *bus)
 117 {
 118         return 0;
 119 }
 120 #endif /* CONFIG_SSB_PCMCIAHOST */
 121
 122
 123 /* scan.c */
 124 extern const char * ssb_core_name(u16 coreid);
 125 extern int ssb_bus_scan(struct ssb_bus *bus,
 126                         unsigned long baseaddr);
 127 extern void ssb_iounmap(struct ssb_bus *ssb);
 128
 129
 130 /* core.c */
 131 extern struct bus_type ssb_bustype;
 132 extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
 133
 134
 135 /* Ceiling division helper. Divides x by y. */
 136 static inline
 137 unsigned long ceildiv(unsigned long x, unsigned long y)
 138 {
 139         return ((x + (y - 1)) / y);
 140 }
 141
 142
 143 #endif /* LINUX_SSB_PRIVATE_H_ */