| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Michael Buesch | 1617 | 63.07% | 15 | 29.41% |
| Hauke Mehrtens | 337 | 13.14% | 9 | 17.65% |
| Rafał Miłecki | 337 | 13.14% | 15 | 29.41% |
| Gábor Stefanik | 109 | 4.25% | 1 | 1.96% |
| Miguel Botón | 50 | 1.95% | 1 | 1.96% |
| Albert Herranz | 49 | 1.91% | 1 | 1.96% |
| Larry Finger | 41 | 1.60% | 2 | 3.92% |
| John W. Linville | 11 | 0.43% | 1 | 1.96% |
| Paul Gortmaker | 4 | 0.16% | 1 | 1.96% |
| Andrew Morton | 3 | 0.12% | 1 | 1.96% |
| FUJITA Tomonori | 3 | 0.12% | 1 | 1.96% |
| Greg Kroah-Hartman | 2 | 0.08% | 2 | 3.92% |
| Linus Walleij | 1 | 0.04% | 1 | 1.96% |
| Total | 2564 | 51 |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef LINUX_SSB_H_ #define LINUX_SSB_H_ #include <linux/device.h> #include <linux/list.h> #include <linux/types.h> #include <linux/spinlock.h> #include <linux/pci.h> #include <linux/gpio/driver.h> #include <linux/mod_devicetable.h> #include <linux/dma-mapping.h> #include <linux/platform_device.h> #include <linux/ssb/ssb_regs.h> struct pcmcia_device; struct ssb_bus; struct ssb_driver; struct ssb_sprom_core_pwr_info { u8 itssi_2g, itssi_5g; u8 maxpwr_2g, maxpwr_5gl, maxpwr_5g, maxpwr_5gh; u16 pa_2g[4], pa_5gl[4], pa_5g[4], pa_5gh[4]; }; struct ssb_sprom { u8 revision; u8 il0mac[6] __aligned(sizeof(u16)); /* MAC address for 802.11b/g */ u8 et0mac[6] __aligned(sizeof(u16)); /* MAC address for Ethernet */ u8 et1mac[6] __aligned(sizeof(u16)); /* MAC address for 802.11a */ u8 et2mac[6] __aligned(sizeof(u16)); /* MAC address for extra Ethernet */ u8 et0phyaddr; /* MII address for enet0 */ u8 et1phyaddr; /* MII address for enet1 */ u8 et2phyaddr; /* MII address for enet2 */ u8 et0mdcport; /* MDIO for enet0 */ u8 et1mdcport; /* MDIO for enet1 */ u8 et2mdcport; /* MDIO for enet2 */ u16 dev_id; /* Device ID overriding e.g. PCI ID */ u16 board_rev; /* Board revision number from SPROM. */ u16 board_num; /* Board number from SPROM. */ u16 board_type; /* Board type from SPROM. */ u8 country_code; /* Country Code */ char alpha2[2]; /* Country Code as two chars like EU or US */ u8 leddc_on_time; /* LED Powersave Duty Cycle On Count */ u8 leddc_off_time; /* LED Powersave Duty Cycle Off Count */ u8 ant_available_a; /* 2GHz antenna available bits (up to 4) */ u8 ant_available_bg; /* 5GHz antenna available bits (up to 4) */ u16 pa0b0; u16 pa0b1; u16 pa0b2; u16 pa1b0; u16 pa1b1; u16 pa1b2; u16 pa1lob0; u16 pa1lob1; u16 pa1lob2; u16 pa1hib0; u16 pa1hib1; u16 pa1hib2; u8 gpio0; /* GPIO pin 0 */ u8 gpio1; /* GPIO pin 1 */ u8 gpio2; /* GPIO pin 2 */ u8 gpio3; /* GPIO pin 3 */ u8 maxpwr_bg; /* 2.4GHz Amplifier Max Power (in dBm Q5.2) */ u8 maxpwr_al; /* 5.2GHz Amplifier Max Power (in dBm Q5.2) */ u8 maxpwr_a; /* 5.3GHz Amplifier Max Power (in dBm Q5.2) */ u8 maxpwr_ah; /* 5.8GHz Amplifier Max Power (in dBm Q5.2) */ u8 itssi_a; /* Idle TSSI Target for A-PHY */ u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */ u8 tri2g; /* 2.4GHz TX isolation */ u8 tri5gl; /* 5.2GHz TX isolation */ u8 tri5g; /* 5.3GHz TX isolation */ u8 tri5gh; /* 5.8GHz TX isolation */ u8 txpid2g[4]; /* 2GHz TX power index */ u8 txpid5gl[4]; /* 4.9 - 5.1GHz TX power index */ u8 txpid5g[4]; /* 5.1 - 5.5GHz TX power index */ u8 txpid5gh[4]; /* 5.5 - ...GHz TX power index */ s8 rxpo2g; /* 2GHz RX power offset */ s8 rxpo5g; /* 5GHz RX power offset */ u8 rssisav2g; /* 2GHz RSSI params */ u8 rssismc2g; u8 rssismf2g; u8 bxa2g; /* 2GHz BX arch */ u8 rssisav5g; /* 5GHz RSSI params */ u8 rssismc5g; u8 rssismf5g; u8 bxa5g; /* 5GHz BX arch */ u16 cck2gpo; /* CCK power offset */ u32 ofdm2gpo; /* 2.4GHz OFDM power offset */ u32 ofdm5glpo; /* 5.2GHz OFDM power offset */ u32 ofdm5gpo; /* 5.3GHz OFDM power offset */ u32 ofdm5ghpo; /* 5.8GHz OFDM power offset */ u32 boardflags; u32 boardflags2; u32 boardflags3; /* TODO: Switch all drivers to new u32 fields and drop below ones */ u16 boardflags_lo; /* Board flags (bits 0-15) */ u16 boardflags_hi; /* Board flags (bits 16-31) */ u16 boardflags2_lo; /* Board flags (bits 32-47) */ u16 boardflags2_hi; /* Board flags (bits 48-63) */ struct ssb_sprom_core_pwr_info core_pwr_info[4]; /* Antenna gain values for up to 4 antennas * on each band. Values in dBm/4 (Q5.2). Negative gain means the * loss in the connectors is bigger than the gain. */ struct { s8 a0, a1, a2, a3; } antenna_gain; struct { struct { u8 tssipos, extpa_gain, pdet_range, tr_iso, antswlut; } ghz2; struct { u8 tssipos, extpa_gain, pdet_range, tr_iso, antswlut; } ghz5; } fem; u16 mcs2gpo[8]; u16 mcs5gpo[8]; u16 mcs5glpo[8]; u16 mcs5ghpo[8]; u8 opo; u8 rxgainerr2ga[3]; u8 rxgainerr5gla[3]; u8 rxgainerr5gma[3]; u8 rxgainerr5gha[3]; u8 rxgainerr5gua[3]; u8 noiselvl2ga[3]; u8 noiselvl5gla[3]; u8 noiselvl5gma[3]; u8 noiselvl5gha[3]; u8 noiselvl5gua[3]; u8 regrev; u8 txchain; u8 rxchain; u8 antswitch; u16 cddpo; u16 stbcpo; u16 bw40po; u16 bwduppo; u8 tempthresh; u8 tempoffset; u16 rawtempsense; u8 measpower; u8 tempsense_slope; u8 tempcorrx; u8 tempsense_option; u8 freqoffset_corr; u8 iqcal_swp_dis; u8 hw_iqcal_en; u8 elna2g; u8 elna5g; u8 phycal_tempdelta; u8 temps_period; u8 temps_hysteresis; u8 measpower1; u8 measpower2; u8 pcieingress_war; /* power per rate from sromrev 9 */ u16 cckbw202gpo; u16 cckbw20ul2gpo; u32 legofdmbw202gpo; u32 legofdmbw20ul2gpo; u32 legofdmbw205glpo; u32 legofdmbw20ul5glpo; u32 legofdmbw205gmpo; u32 legofdmbw20ul5gmpo; u32 legofdmbw205ghpo; u32 legofdmbw20ul5ghpo; u32 mcsbw202gpo; u32 mcsbw20ul2gpo; u32 mcsbw402gpo; u32 mcsbw205glpo; u32 mcsbw20ul5glpo; u32 mcsbw405glpo; u32 mcsbw205gmpo; u32 mcsbw20ul5gmpo; u32 mcsbw405gmpo; u32 mcsbw205ghpo; u32 mcsbw20ul5ghpo; u32 mcsbw405ghpo; u16 mcs32po; u16 legofdm40duppo; u8 sar2g; u8 sar5g; }; /* Information about the PCB the circuitry is soldered on. */ struct ssb_boardinfo { u16 vendor; u16 type; }; struct ssb_device; /* Lowlevel read/write operations on the device MMIO. * Internal, don't use that outside of ssb. */ struct ssb_bus_ops { u8 (*read8)(struct ssb_device *dev, u16 offset); u16 (*read16)(struct ssb_device *dev, u16 offset); u32 (*read32)(struct ssb_device *dev, u16 offset); void (*write8)(struct ssb_device *dev, u16 offset, u8 value); void (*write16)(struct ssb_device *dev, u16 offset, u16 value); void (*write32)(struct ssb_device *dev, u16 offset, u32 value); #ifdef CONFIG_SSB_BLOCKIO void (*block_read)(struct ssb_device *dev, void *buffer, size_t count, u16 offset, u8 reg_width); void (*block_write)(struct ssb_device *dev, const void *buffer, size_t count, u16 offset, u8 reg_width); #endif }; /* Core-ID values. */ #define SSB_DEV_CHIPCOMMON 0x800 #define SSB_DEV_ILINE20 0x801 #define SSB_DEV_SDRAM 0x803 #define SSB_DEV_PCI 0x804 #define SSB_DEV_MIPS 0x805 #define SSB_DEV_ETHERNET 0x806 #define SSB_DEV_V90 0x807 #define SSB_DEV_USB11_HOSTDEV 0x808 #define SSB_DEV_ADSL 0x809 #define SSB_DEV_ILINE100 0x80A #define SSB_DEV_IPSEC 0x80B #define SSB_DEV_PCMCIA 0x80D #define SSB_DEV_INTERNAL_MEM 0x80E #define SSB_DEV_MEMC_SDRAM 0x80F #define SSB_DEV_EXTIF 0x811 #define SSB_DEV_80211 0x812 #define SSB_DEV_MIPS_3302 0x816 #define SSB_DEV_USB11_HOST 0x817 #define SSB_DEV_USB11_DEV 0x818 #define SSB_DEV_USB20_HOST 0x819 #define SSB_DEV_USB20_DEV 0x81A #define SSB_DEV_SDIO_HOST 0x81B #define SSB_DEV_ROBOSWITCH 0x81C #define SSB_DEV_PARA_ATA 0x81D #define SSB_DEV_SATA_XORDMA 0x81E #define SSB_DEV_ETHERNET_GBIT 0x81F #define SSB_DEV_PCIE 0x820 #define SSB_DEV_MIMO_PHY 0x821 #define SSB_DEV_SRAM_CTRLR 0x822 #define SSB_DEV_MINI_MACPHY 0x823 #define SSB_DEV_ARM_1176 0x824 #define SSB_DEV_ARM_7TDMI 0x825 #define SSB_DEV_ARM_CM3 0x82A /* Vendor-ID values */ #define SSB_VENDOR_BROADCOM 0x4243 /* Some kernel subsystems poke with dev->drvdata, so we must use the * following ugly workaround to get from struct device to struct ssb_device */ struct __ssb_dev_wrapper { struct device dev; struct ssb_device *sdev; }; struct ssb_device { /* Having a copy of the ops pointer in each dev struct * is an optimization. */ const struct ssb_bus_ops *ops; struct device *dev, *dma_dev; struct ssb_bus *bus; struct ssb_device_id id; u8 core_index; unsigned int irq; /* Internal-only stuff follows. */ void *drvdata; /* Per-device data */ void *devtypedata; /* Per-devicetype (eg 802.11) data */ }; /* Go from struct device to struct ssb_device. */ static inline struct ssb_device * dev_to_ssb_dev(const struct device *dev) { struct __ssb_dev_wrapper *wrap; wrap = container_of(dev, struct __ssb_dev_wrapper, dev); return wrap->sdev; } /* Device specific user data */ static inline void ssb_set_drvdata(struct ssb_device *dev, void *data) { dev->drvdata = data; } static inline void * ssb_get_drvdata(struct ssb_device *dev) { return dev->drvdata; } /* Devicetype specific user data. This is per device-type (not per device) */ void ssb_set_devtypedata(struct ssb_device *dev, void *data); static inline void * ssb_get_devtypedata(struct ssb_device *dev) { return dev->devtypedata; } struct ssb_driver { const char *name; const struct ssb_device_id *id_table; int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id); void (*remove)(struct ssb_device *dev); int (*suspend)(struct ssb_device *dev, pm_message_t state); int (*resume)(struct ssb_device *dev); void (*shutdown)(struct ssb_device *dev); struct device_driver drv; }; #define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv) extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner); #define ssb_driver_register(drv) \ __ssb_driver_register(drv, THIS_MODULE) extern void ssb_driver_unregister(struct ssb_driver *drv); enum ssb_bustype { SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */ SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */ SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */ SSB_BUSTYPE_SDIO, /* SSB is connected to SDIO bus */ }; /* board_vendor */ #define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */ #define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */ #define SSB_BOARDVENDOR_HP 0x0E11 /* HP */ /* board_type */ #define SSB_BOARD_BCM94301CB 0x0406 #define SSB_BOARD_BCM94301MP 0x0407 #define SSB_BOARD_BU4309 0x040A #define SSB_BOARD_BCM94309CB 0x040B #define SSB_BOARD_BCM4309MP 0x040C #define SSB_BOARD_BU4306 0x0416 #define SSB_BOARD_BCM94306MP 0x0418 #define SSB_BOARD_BCM4309G 0x0421 #define SSB_BOARD_BCM4306CB 0x0417 #define SSB_BOARD_BCM94306PC 0x0425 /* pcmcia 3.3v 4306 card */ #define SSB_BOARD_BCM94306CBSG 0x042B /* with SiGe PA */ #define SSB_BOARD_PCSG94306 0x042D /* with SiGe PA */ #define SSB_BOARD_BU4704SD 0x042E /* with sdram */ #define SSB_BOARD_BCM94704AGR 0x042F /* dual 11a/11g Router */ #define SSB_BOARD_BCM94308MP 0x0430 /* 11a-only minipci */ #define SSB_BOARD_BU4318 0x0447 #define SSB_BOARD_CB4318 0x0448 #define SSB_BOARD_MPG4318 0x0449 #define SSB_BOARD_MP4318 0x044A #define SSB_BOARD_SD4318 0x044B #define SSB_BOARD_BCM94306P 0x044C /* with SiGe */ #define SSB_BOARD_BCM94303MP 0x044E #define SSB_BOARD_BCM94306MPM 0x0450 #define SSB_BOARD_BCM94306MPL 0x0453 #define SSB_BOARD_PC4303 0x0454 /* pcmcia */ #define SSB_BOARD_BCM94306MPLNA 0x0457 #define SSB_BOARD_BCM94306MPH 0x045B #define SSB_BOARD_BCM94306PCIV 0x045C #define SSB_BOARD_BCM94318MPGH 0x0463 #define SSB_BOARD_BU4311 0x0464 #define SSB_BOARD_BCM94311MC 0x0465 #define SSB_BOARD_BCM94311MCAG 0x0466 /* 4321 boards */ #define SSB_BOARD_BU4321 0x046B #define SSB_BOARD_BU4321E 0x047C #define SSB_BOARD_MP4321 0x046C #define SSB_BOARD_CB2_4321 0x046D #define SSB_BOARD_CB2_4321_AG 0x0066 #define SSB_BOARD_MC4321 0x046E /* 4325 boards */ #define SSB_BOARD_BCM94325DEVBU 0x0490 #define SSB_BOARD_BCM94325BGABU 0x0491 #define SSB_BOARD_BCM94325SDGWB 0x0492 #define SSB_BOARD_BCM94325SDGMDL 0x04AA #define SSB_BOARD_BCM94325SDGMDL2 0x04C6 #define SSB_BOARD_BCM94325SDGMDL3 0x04C9 #define SSB_BOARD_BCM94325SDABGWBA 0x04E1 /* 4322 boards */ #define SSB_BOARD_BCM94322MC 0x04A4 #define SSB_BOARD_BCM94322USB 0x04A8 /* dualband */ #define SSB_BOARD_BCM94322HM 0x04B0 #define SSB_BOARD_BCM94322USB2D 0x04Bf /* single band discrete front end */ /* 4312 boards */ #define SSB_BOARD_BU4312 0x048A #define SSB_BOARD_BCM4312MCGSG 0x04B5 /* chip_package */ #define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */ #define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */ #define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */ #include <linux/ssb/ssb_driver_chipcommon.h> #include <linux/ssb/ssb_driver_mips.h> #include <linux/ssb/ssb_driver_extif.h> #include <linux/ssb/ssb_driver_pci.h> struct ssb_bus { /* The MMIO area. */ void __iomem *mmio; const struct ssb_bus_ops *ops; /* The core currently mapped into the MMIO window. * Not valid on all host-buses. So don't use outside of SSB. */ struct ssb_device *mapped_device; union { /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */ u8 mapped_pcmcia_seg; /* Current SSB base address window for SDIO. */ u32 sdio_sbaddr; }; /* Lock for core and segment switching. * On PCMCIA-host busses this is used to protect the whole MMIO access. */ spinlock_t bar_lock; /* The host-bus this backplane is running on. */ enum ssb_bustype bustype; /* Pointers to the host-bus. Check bustype before using any of these pointers. */ union { /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */ struct pci_dev *host_pci; /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */ struct pcmcia_device *host_pcmcia; /* Pointer to the SDIO device (only if bustype == SSB_BUSTYPE_SDIO). */ struct sdio_func *host_sdio; }; /* See enum ssb_quirks */ unsigned int quirks; #ifdef CONFIG_SSB_SPROM /* Mutex to protect the SPROM writing. */ struct mutex sprom_mutex; #endif /* ID information about the Chip. */ u16 chip_id; u8 chip_rev; u16 sprom_offset; u16 sprom_size; /* number of words in sprom */ u8 chip_package; /* List of devices (cores) on the backplane. */ struct ssb_device devices[SSB_MAX_NR_CORES]; u8 nr_devices; /* Software ID number for this bus. */ unsigned int busnumber; /* The ChipCommon device (if available). */ struct ssb_chipcommon chipco; /* The PCI-core device (if available). */ struct ssb_pcicore pcicore; /* The MIPS-core device (if available). */ struct ssb_mipscore mipscore; /* The EXTif-core device (if available). */ struct ssb_extif extif; /* The following structure elements are not available in early * SSB initialization. Though, they are available for regular * registered drivers at any stage. So be careful when * using them in the ssb core code. */ /* ID information about the PCB. */ struct ssb_boardinfo boardinfo; /* Contents of the SPROM. */ struct ssb_sprom sprom; /* If the board has a cardbus slot, this is set to true. */ bool has_cardbus_slot; #ifdef CONFIG_SSB_EMBEDDED /* Lock for GPIO register access. */ spinlock_t gpio_lock; struct platform_device *watchdog; #endif /* EMBEDDED */ #ifdef CONFIG_SSB_DRIVER_GPIO struct gpio_chip gpio; struct irq_domain *irq_domain; #endif /* DRIVER_GPIO */ /* Internal-only stuff follows. Do not touch. */ struct list_head list; /* Is the bus already powered up? */ bool powered_up; int power_warn_count; }; enum ssb_quirks { /* SDIO connected card requires performing a read after writing a 32-bit value */ SSB_QUIRK_SDIO_READ_AFTER_WRITE32 = (1 << 0), }; /* The initialization-invariants. */ struct ssb_init_invariants { /* Versioning information about the PCB. */ struct ssb_boardinfo boardinfo; /* The SPROM information. That's either stored in an * EEPROM or NVRAM on the board. */ struct ssb_sprom sprom; /* If the board has a cardbus slot, this is set to true. */ bool has_cardbus_slot; }; /* Type of function to fetch the invariants. */ typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus, struct ssb_init_invariants *iv); /* Register SoC bus. */ extern int ssb_bus_host_soc_register(struct ssb_bus *bus, unsigned long baseaddr); #ifdef CONFIG_SSB_PCIHOST extern int ssb_bus_pcibus_register(struct ssb_bus *bus, struct pci_dev *host_pci); #endif /* CONFIG_SSB_PCIHOST */ #ifdef CONFIG_SSB_PCMCIAHOST extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus, struct pcmcia_device *pcmcia_dev, unsigned long baseaddr); #endif /* CONFIG_SSB_PCMCIAHOST */ #ifdef CONFIG_SSB_SDIOHOST extern int ssb_bus_sdiobus_register(struct ssb_bus *bus, struct sdio_func *sdio_func, unsigned int quirks); #endif /* CONFIG_SSB_SDIOHOST */ extern void ssb_bus_unregister(struct ssb_bus *bus); /* Does the device have an SPROM? */ extern bool ssb_is_sprom_available(struct ssb_bus *bus); /* Set a fallback SPROM. * See kdoc at the function definition for complete documentation. */ extern int ssb_arch_register_fallback_sprom( int (*sprom_callback)(struct ssb_bus *bus, struct ssb_sprom *out)); /* Suspend a SSB bus. * Call this from the parent bus suspend routine. */ extern int ssb_bus_suspend(struct ssb_bus *bus); /* Resume a SSB bus. * Call this from the parent bus resume routine. */ extern int ssb_bus_resume(struct ssb_bus *bus); extern u32 ssb_clockspeed(struct ssb_bus *bus); /* Is the device enabled in hardware? */ int ssb_device_is_enabled(struct ssb_device *dev); /* Enable a device and pass device-specific SSB_TMSLOW flags. * If no device-specific flags are available, use 0. */ void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags); /* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */ void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags); /* Device MMIO register read/write functions. */ static inline u8 ssb_read8(struct ssb_device *dev, u16 offset) { return dev->ops->read8(dev, offset); } static inline u16 ssb_read16(struct ssb_device *dev, u16 offset) { return dev->ops->read16(dev, offset); } static inline u32 ssb_read32(struct ssb_device *dev, u16 offset) { return dev->ops->read32(dev, offset); } static inline void ssb_write8(struct ssb_device *dev, u16 offset, u8 value) { dev->ops->write8(dev, offset, value); } static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value) { dev->ops->write16(dev, offset, value); } static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value) { dev->ops->write32(dev, offset, value); } #ifdef CONFIG_SSB_BLOCKIO static inline void ssb_block_read(struct ssb_device *dev, void *buffer, size_t count, u16 offset, u8 reg_width) { dev->ops->block_read(dev, buffer, count, offset, reg_width); } static inline void ssb_block_write(struct ssb_device *dev, const void *buffer, size_t count, u16 offset, u8 reg_width) { dev->ops->block_write(dev, buffer, count, offset, reg_width); } #endif /* CONFIG_SSB_BLOCKIO */ /* The SSB DMA API. Use this API for any DMA operation on the device. * This API basically is a wrapper that calls the correct DMA API for * the host device type the SSB device is attached to. */ /* Translation (routing) bits that need to be ORed to DMA * addresses before they are given to a device. */ extern u32 ssb_dma_translation(struct ssb_device *dev); #define SSB_DMA_TRANSLATION_MASK 0xC0000000 #define SSB_DMA_TRANSLATION_SHIFT 30 static inline void __cold __ssb_dma_not_implemented(struct ssb_device *dev) { #ifdef CONFIG_SSB_DEBUG printk(KERN_ERR "SSB: BUG! Calling DMA API for " "unsupported bustype %d\n", dev->bus->bustype); #endif /* DEBUG */ } #ifdef CONFIG_SSB_PCIHOST /* PCI-host wrapper driver */ extern int ssb_pcihost_register(struct pci_driver *driver); static inline void ssb_pcihost_unregister(struct pci_driver *driver) { pci_unregister_driver(driver); } static inline void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state) { if (sdev->bus->bustype == SSB_BUSTYPE_PCI) pci_set_power_state(sdev->bus->host_pci, state); } #else static inline void ssb_pcihost_unregister(struct pci_driver *driver) { } static inline void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state) { } #endif /* CONFIG_SSB_PCIHOST */ /* If a driver is shutdown or suspended, call this to signal * that the bus may be completely powered down. SSB will decide, * if it's really time to power down the bus, based on if there * are other devices that want to run. */ extern int ssb_bus_may_powerdown(struct ssb_bus *bus); /* Before initializing and enabling a device, call this to power-up the bus. * If you want to allow use of dynamic-power-control, pass the flag. * Otherwise static always-on powercontrol will be used. */ extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl); extern void ssb_commit_settings(struct ssb_bus *bus); /* Various helper functions */ extern u32 ssb_admatch_base(u32 adm); extern u32 ssb_admatch_size(u32 adm); /* PCI device mapping and fixup routines. * Called from the architecture pcibios init code. * These are only available on SSB_EMBEDDED configurations. */ #ifdef CONFIG_SSB_EMBEDDED int ssb_pcibios_plat_dev_init(struct pci_dev *dev); int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); #endif /* CONFIG_SSB_EMBEDDED */ #endif /* LINUX_SSB_H_ */
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