#ifndef LINUX_B43_PHY_COMMON_H_ #define LINUX_B43_PHY_COMMON_H_ #include struct b43_wldev; /* PHY register routing bits */ #define B43_PHYROUTE 0x0C00 /* PHY register routing bits mask */ #define B43_PHYROUTE_BASE 0x0000 /* Base registers */ #define B43_PHYROUTE_OFDM_GPHY 0x0400 /* OFDM register routing for G-PHYs */ #define B43_PHYROUTE_EXT_GPHY 0x0800 /* Extended G-PHY registers */ #define B43_PHYROUTE_N_BMODE 0x0C00 /* N-PHY BMODE registers */ /* CCK (B-PHY) registers. */ #define B43_PHY_CCK(reg) ((reg) | B43_PHYROUTE_BASE) /* N-PHY registers. */ #define B43_PHY_N(reg) ((reg) | B43_PHYROUTE_BASE) /* N-PHY BMODE registers. */ #define B43_PHY_N_BMODE(reg) ((reg) | B43_PHYROUTE_N_BMODE) /* OFDM (A-PHY) registers. */ #define B43_PHY_OFDM(reg) ((reg) | B43_PHYROUTE_OFDM_GPHY) /* Extended G-PHY registers. */ #define B43_PHY_EXTG(reg) ((reg) | B43_PHYROUTE_EXT_GPHY) /* Masks for the PHY versioning registers. */ #define B43_PHYVER_ANALOG 0xF000 #define B43_PHYVER_ANALOG_SHIFT 12 #define B43_PHYVER_TYPE 0x0F00 #define B43_PHYVER_TYPE_SHIFT 8 #define B43_PHYVER_VERSION 0x00FF /** * enum b43_interference_mitigation - Interference Mitigation mode * * @B43_INTERFMODE_NONE: Disabled * @B43_INTERFMODE_NONWLAN: Non-WLAN Interference Mitigation * @B43_INTERFMODE_MANUALWLAN: WLAN Interference Mitigation * @B43_INTERFMODE_AUTOWLAN: Automatic WLAN Interference Mitigation */ enum b43_interference_mitigation { B43_INTERFMODE_NONE, B43_INTERFMODE_NONWLAN, B43_INTERFMODE_MANUALWLAN, B43_INTERFMODE_AUTOWLAN, }; /* Antenna identifiers */ enum { B43_ANTENNA0, /* Antenna 0 */ B43_ANTENNA1, /* Antenna 0 */ B43_ANTENNA_AUTO1, /* Automatic, starting with antenna 1 */ B43_ANTENNA_AUTO0, /* Automatic, starting with antenna 0 */ B43_ANTENNA2, B43_ANTENNA3 = 8, B43_ANTENNA_AUTO = B43_ANTENNA_AUTO0, B43_ANTENNA_DEFAULT = B43_ANTENNA_AUTO, }; /** * struct b43_phy_operations - Function pointers for PHY ops. * * @prepare: Prepare the PHY. This is called before @init. * Can be NULL, if not required. * @init: Initialize the PHY. * Must not be NULL. * @exit: Shutdown the PHY and free all data structures. * Can be NULL, if not required. * * @phy_read: Read from a PHY register. * Must not be NULL. * @phy_write: Write to a PHY register. * Must not be NULL. * @radio_read: Read from a Radio register. * Must not be NULL. * @radio_write: Write to a Radio register. * Must not be NULL. * * @supports_hwpctl: Returns a boolean whether Hardware Power Control * is supported or not. * If NULL, hwpctl is assumed to be never supported. * @software_rfkill: Turn the radio ON or OFF. * Possible state values are * RFKILL_STATE_SOFT_BLOCKED or * RFKILL_STATE_UNBLOCKED * Must not be NULL. * @switch_channel: Switch the radio to another channel. * Must not be NULL. * @get_default_chan: Just returns the default channel number. * Must not be NULL. * @set_rx_antenna: Set the antenna used for RX. * Can be NULL, if not supported. * @interf_mitigation: Switch the Interference Mitigation mode. * Can be NULL, if not supported. * * @xmitpower: FIXME REMOVEME * Must not be NULL. * * @pwork_15sec: Periodic work. Called every 15 seconds. * Can be NULL, if not required. * @pwork_60sec: Periodic work. Called every 60 seconds. * Can be NULL, if not required. */ struct b43_phy_operations { /* Initialisation */ int (*allocate)(struct b43_wldev *dev); int (*prepare)(struct b43_wldev *dev); int (*init)(struct b43_wldev *dev); void (*exit)(struct b43_wldev *dev); /* Register access */ u16 (*phy_read)(struct b43_wldev *dev, u16 reg); void (*phy_write)(struct b43_wldev *dev, u16 reg, u16 value); u16 (*radio_read)(struct b43_wldev *dev, u16 reg); void (*radio_write)(struct b43_wldev *dev, u16 reg, u16 value); /* Radio */ bool (*supports_hwpctl)(struct b43_wldev *dev); void (*software_rfkill)(struct b43_wldev *dev, enum rfkill_state state); int (*switch_channel)(struct b43_wldev *dev, unsigned int new_channel); unsigned int (*get_default_chan)(struct b43_wldev *dev); void (*set_rx_antenna)(struct b43_wldev *dev, int antenna); int (*interf_mitigation)(struct b43_wldev *dev, enum b43_interference_mitigation new_mode); /* Transmission power adjustment */ void (*xmitpower)(struct b43_wldev *dev); /* Misc */ void (*pwork_15sec)(struct b43_wldev *dev); void (*pwork_60sec)(struct b43_wldev *dev); }; struct b43_phy_a; struct b43_phy_g; struct b43_phy_n; struct b43_phy { /* Hardware operation callbacks. */ const struct b43_phy_operations *ops; /* Most hardware context information is stored in the standard- * specific data structures pointed to by the pointers below. * Only one of them is valid (the currently enabled PHY). */ #ifdef CONFIG_B43_DEBUG /* No union for debug build to force NULL derefs in buggy code. */ struct { #else union { #endif /* A-PHY specific information */ struct b43_phy_a *a; /* G-PHY specific information */ struct b43_phy_g *g; /* N-PHY specific information */ struct b43_phy_n *n; }; /* Band support flags. */ bool supports_2ghz; bool supports_5ghz; /* GMODE bit enabled? */ bool gmode; /* Analog Type */ u8 analog; /* B43_PHYTYPE_ */ u8 type; /* PHY revision number. */ u8 rev; /* Radio versioning */ u16 radio_manuf; /* Radio manufacturer */ u16 radio_ver; /* Radio version */ u8 radio_rev; /* Radio revision */ /* Software state of the radio */ bool radio_on; /* Desired TX power level (in dBm). * This is set by the user and adjusted in b43_phy_xmitpower(). */ u8 power_level; /* Hardware Power Control enabled? */ bool hardware_power_control; /* current channel */ unsigned int channel; /* PHY TX errors counter. */ atomic_t txerr_cnt; #ifdef CONFIG_B43_DEBUG /* PHY registers locked by b43_phy_lock()? */ bool phy_locked; #endif /* B43_DEBUG */ }; /** * b43_phy_operations_setup - Initialize the PHY operations datastructure * based on the current PHY type. */ int b43_phy_operations_setup(struct b43_wldev *dev); /** * b43_phy_init - Initialise the PHY */ int b43_phy_init(struct b43_wldev *dev); /** * b43_phy_exit - Cleanup PHY */ void b43_phy_exit(struct b43_wldev *dev); /** * b43_has_hardware_pctl - Hardware Power Control supported? * Returns a boolean, whether hardware power control is supported. */ bool b43_has_hardware_pctl(struct b43_wldev *dev); /** * b43_phy_read - 16bit PHY register read access */ u16 b43_phy_read(struct b43_wldev *dev, u16 reg); /** * b43_phy_write - 16bit PHY register write access */ void b43_phy_write(struct b43_wldev *dev, u16 reg, u16 value); /** * b43_phy_mask - Mask a PHY register with a mask */ void b43_phy_mask(struct b43_wldev *dev, u16 offset, u16 mask); /** * b43_phy_set - OR a PHY register with a bitmap */ void b43_phy_set(struct b43_wldev *dev, u16 offset, u16 set); /** * b43_phy_maskset - Mask and OR a PHY register with a mask and bitmap */ void b43_phy_maskset(struct b43_wldev *dev, u16 offset, u16 mask, u16 set); /** * b43_radio_read - 16bit Radio register read access */ u16 b43_radio_read(struct b43_wldev *dev, u16 reg); #define b43_radio_read16 b43_radio_read /* DEPRECATED */ /** * b43_radio_write - 16bit Radio register write access */ void b43_radio_write(struct b43_wldev *dev, u16 reg, u16 value); #define b43_radio_write16 b43_radio_write /* DEPRECATED */ /** * b43_radio_mask - Mask a 16bit radio register with a mask */ void b43_radio_mask(struct b43_wldev *dev, u16 offset, u16 mask); /** * b43_radio_set - OR a 16bit radio register with a bitmap */ void b43_radio_set(struct b43_wldev *dev, u16 offset, u16 set); /** * b43_radio_maskset - Mask and OR a radio register with a mask and bitmap */ void b43_radio_maskset(struct b43_wldev *dev, u16 offset, u16 mask, u16 set); /** * b43_radio_lock - Lock firmware radio register access */ void b43_radio_lock(struct b43_wldev *dev); /** * b43_radio_unlock - Unlock firmware radio register access */ void b43_radio_unlock(struct b43_wldev *dev); /** * b43_phy_lock - Lock firmware PHY register access */ void b43_phy_lock(struct b43_wldev *dev); /** * b43_phy_unlock - Unlock firmware PHY register access */ void b43_phy_unlock(struct b43_wldev *dev); /** * b43_switch_channel - Switch to another channel */ int b43_switch_channel(struct b43_wldev *dev, unsigned int new_channel); /** * B43_DEFAULT_CHANNEL - Switch to the default channel. */ #define B43_DEFAULT_CHANNEL UINT_MAX /** * b43_software_rfkill - Turn the radio ON or OFF in software. */ void b43_software_rfkill(struct b43_wldev *dev, enum rfkill_state state); #endif /* LINUX_B43_PHY_COMMON_H_ */