linux/drivers/ssb/ssb_private.h
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   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);
 255extern int ssb_gpio_unregister(struct ssb_bus *bus);
 256#else /* CONFIG_SSB_DRIVER_GPIO */
 257static inline int ssb_gpio_init(struct ssb_bus *bus)
 258{
 259        return -ENOTSUPP;
 260}
 261static inline int ssb_gpio_unregister(struct ssb_bus *bus)
 262{
 263        return 0;
 264}
 265#endif /* CONFIG_SSB_DRIVER_GPIO */
 266
 267#endif /* LINUX_SSB_PRIVATE_H_ */
 268
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