ssb_private.h (7156B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef LINUX_SSB_PRIVATE_H_ 3#define LINUX_SSB_PRIVATE_H_ 4 5#define PFX "ssb: " 6#define pr_fmt(fmt) PFX fmt 7 8#include <linux/ssb/ssb.h> 9#include <linux/types.h> 10#include <linux/bcm47xx_wdt.h> 11 12 13/* pci.c */ 14#ifdef CONFIG_SSB_PCIHOST 15extern int ssb_pci_switch_core(struct ssb_bus *bus, 16 struct ssb_device *dev); 17extern int ssb_pci_switch_coreidx(struct ssb_bus *bus, 18 u8 coreidx); 19extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what, 20 int turn_on); 21extern int ssb_pci_get_invariants(struct ssb_bus *bus, 22 struct ssb_init_invariants *iv); 23extern void ssb_pci_exit(struct ssb_bus *bus); 24extern int ssb_pci_init(struct ssb_bus *bus); 25extern const struct ssb_bus_ops ssb_pci_ops; 26 27#else /* CONFIG_SSB_PCIHOST */ 28 29static inline int ssb_pci_switch_core(struct ssb_bus *bus, 30 struct ssb_device *dev) 31{ 32 return 0; 33} 34static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus, 35 u8 coreidx) 36{ 37 return 0; 38} 39static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what, 40 int turn_on) 41{ 42 return 0; 43} 44static inline void ssb_pci_exit(struct ssb_bus *bus) 45{ 46} 47static inline int ssb_pci_init(struct ssb_bus *bus) 48{ 49 return 0; 50} 51#endif /* CONFIG_SSB_PCIHOST */ 52 53 54/* pcmcia.c */ 55#ifdef CONFIG_SSB_PCMCIAHOST 56extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, 57 u8 coreidx); 58extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus, 59 u8 seg); 60extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus, 61 struct ssb_init_invariants *iv); 62extern int ssb_pcmcia_hardware_setup(struct ssb_bus *bus); 63extern void ssb_pcmcia_exit(struct ssb_bus *bus); 64extern int ssb_pcmcia_init(struct ssb_bus *bus); 65extern int ssb_host_pcmcia_init(void); 66extern void ssb_host_pcmcia_exit(void); 67extern const struct ssb_bus_ops ssb_pcmcia_ops; 68#else /* CONFIG_SSB_PCMCIAHOST */ 69static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus, 70 u8 coreidx) 71{ 72 return 0; 73} 74static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus, 75 u8 seg) 76{ 77 return 0; 78} 79static inline int ssb_pcmcia_hardware_setup(struct ssb_bus *bus) 80{ 81 return 0; 82} 83static inline void ssb_pcmcia_exit(struct ssb_bus *bus) 84{ 85} 86static inline int ssb_pcmcia_init(struct ssb_bus *bus) 87{ 88 return 0; 89} 90static inline int ssb_host_pcmcia_init(void) 91{ 92 return 0; 93} 94static inline void ssb_host_pcmcia_exit(void) 95{ 96} 97#endif /* CONFIG_SSB_PCMCIAHOST */ 98 99/* sdio.c */ 100#ifdef CONFIG_SSB_SDIOHOST 101extern int ssb_sdio_get_invariants(struct ssb_bus *bus, 102 struct ssb_init_invariants *iv); 103 104extern u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset); 105extern int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx); 106extern void ssb_sdio_exit(struct ssb_bus *bus); 107extern int ssb_sdio_init(struct ssb_bus *bus); 108 109extern const struct ssb_bus_ops ssb_sdio_ops; 110#else /* CONFIG_SSB_SDIOHOST */ 111static inline u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset) 112{ 113 return 0; 114} 115static inline int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx) 116{ 117 return 0; 118} 119static inline void ssb_sdio_exit(struct ssb_bus *bus) 120{ 121} 122static inline int ssb_sdio_init(struct ssb_bus *bus) 123{ 124 return 0; 125} 126#endif /* CONFIG_SSB_SDIOHOST */ 127 128/************************************************** 129 * host_soc.c 130 **************************************************/ 131 132#ifdef CONFIG_SSB_HOST_SOC 133extern const struct ssb_bus_ops ssb_host_soc_ops; 134 135extern int ssb_host_soc_get_invariants(struct ssb_bus *bus, 136 struct ssb_init_invariants *iv); 137#endif 138 139/* scan.c */ 140extern const char *ssb_core_name(u16 coreid); 141extern int ssb_bus_scan(struct ssb_bus *bus, 142 unsigned long baseaddr); 143extern void ssb_iounmap(struct ssb_bus *ssb); 144 145 146/* sprom.c */ 147extern 148ssize_t ssb_attr_sprom_show(struct ssb_bus *bus, char *buf, 149 int (*sprom_read)(struct ssb_bus *bus, u16 *sprom)); 150extern 151ssize_t ssb_attr_sprom_store(struct ssb_bus *bus, 152 const char *buf, size_t count, 153 int (*sprom_check_crc)(const u16 *sprom, size_t size), 154 int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom)); 155extern int ssb_fill_sprom_with_fallback(struct ssb_bus *bus, 156 struct ssb_sprom *out); 157 158 159/* core.c */ 160extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m); 161extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev); 162int ssb_for_each_bus_call(unsigned long data, 163 int (*func)(struct ssb_bus *bus, unsigned long data)); 164extern struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev); 165 166struct ssb_freeze_context { 167 /* Pointer to the bus */ 168 struct ssb_bus *bus; 169 /* Boolean list to indicate whether a device is frozen on this bus. */ 170 bool device_frozen[SSB_MAX_NR_CORES]; 171}; 172extern int ssb_devices_freeze(struct ssb_bus *bus, struct ssb_freeze_context *ctx); 173extern int ssb_devices_thaw(struct ssb_freeze_context *ctx); 174 175 176 177/* b43_pci_bridge.c */ 178#ifdef CONFIG_SSB_B43_PCI_BRIDGE 179extern int __init b43_pci_ssb_bridge_init(void); 180extern void __exit b43_pci_ssb_bridge_exit(void); 181#else /* CONFIG_SSB_B43_PCI_BRIDGE */ 182static inline int b43_pci_ssb_bridge_init(void) 183{ 184 return 0; 185} 186static inline void b43_pci_ssb_bridge_exit(void) 187{ 188} 189#endif /* CONFIG_SSB_B43_PCI_BRIDGE */ 190 191/* driver_chipcommon_pmu.c */ 192extern u32 ssb_pmu_get_cpu_clock(struct ssb_chipcommon *cc); 193extern u32 ssb_pmu_get_controlclock(struct ssb_chipcommon *cc); 194extern u32 ssb_pmu_get_alp_clock(struct ssb_chipcommon *cc); 195 196extern u32 ssb_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, 197 u32 ticks); 198extern u32 ssb_chipco_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms); 199 200/* driver_chipcommon_sflash.c */ 201#ifdef CONFIG_SSB_SFLASH 202int ssb_sflash_init(struct ssb_chipcommon *cc); 203#else 204static inline int ssb_sflash_init(struct ssb_chipcommon *cc) 205{ 206 pr_err("Serial flash not supported\n"); 207 return 0; 208} 209#endif /* CONFIG_SSB_SFLASH */ 210 211#ifdef CONFIG_SSB_DRIVER_MIPS 212extern struct platform_device ssb_pflash_dev; 213#endif 214 215#ifdef CONFIG_SSB_SFLASH 216extern struct platform_device ssb_sflash_dev; 217#endif 218 219#ifdef CONFIG_SSB_DRIVER_EXTIF 220extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks); 221extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms); 222#else 223static inline u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, 224 u32 ticks) 225{ 226 return 0; 227} 228static inline u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, 229 u32 ms) 230{ 231 return 0; 232} 233#endif 234 235#ifdef CONFIG_SSB_EMBEDDED 236extern int ssb_watchdog_register(struct ssb_bus *bus); 237#else /* CONFIG_SSB_EMBEDDED */ 238static inline int ssb_watchdog_register(struct ssb_bus *bus) 239{ 240 return 0; 241} 242#endif /* CONFIG_SSB_EMBEDDED */ 243 244#ifdef CONFIG_SSB_DRIVER_EXTIF 245extern void ssb_extif_init(struct ssb_extif *extif); 246#else 247static inline void ssb_extif_init(struct ssb_extif *extif) 248{ 249} 250#endif 251 252#ifdef CONFIG_SSB_DRIVER_GPIO 253extern int ssb_gpio_init(struct ssb_bus *bus); 254extern int ssb_gpio_unregister(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} 260static inline int ssb_gpio_unregister(struct ssb_bus *bus) 261{ 262 return 0; 263} 264#endif /* CONFIG_SSB_DRIVER_GPIO */ 265 266#endif /* LINUX_SSB_PRIVATE_H_ */