/* * Wildcard TDM2400P TDM FXS/FXO Interface Driver for DAHDI Telephony interface * * Written by Mark Spencer * Support for TDM800P and VPM150M by Matthew Fredrickson * * Copyright (C) 2005-2010 Digium, Inc. * * All rights reserved. * */ /* * See http://www.asterisk.org for more information about * the Asterisk project. Please do not directly contact * any of the maintainers of this project for assistance; * the project provides a web site, mailing lists and IRC * channels for your use. * * This program is free software, distributed under the terms of * the GNU General Public License Version 2 as published by the * Free Software Foundation. See the LICENSE file included with * this program for more details. */ #ifndef _WCTDM24XXP_H #define _WCTDM24XXP_H #include #include #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26) #include #else #include #endif #include "voicebus/voicebus.h" #define NUM_FXO_REGS 60 #define WC_MAX_IFACES 128 /*! * \brief Default ringer debounce (in ms) */ #define DEFAULT_RING_DEBOUNCE 1024 #define POLARITY_DEBOUNCE 64 /* Polarity debounce (in ms) */ #define OHT_TIMER 6000 /* How long after RING to retain OHT */ #define FLAG_EXPRESS (1 << 0) #define EFRAME_SIZE 108L #define EFRAME_GAP 20L #define SFRAME_SIZE ((EFRAME_SIZE * DAHDI_CHUNKSIZE) + (EFRAME_GAP * (DAHDI_CHUNKSIZE - 1))) #define MAX_ALARMS 10 #define MINPEGTIME 10 * 8 /* 30 ms peak to peak gets us no more than 100 Hz */ #define PEGTIME 50 * 8 /* 50ms peak to peak gets us rings of 10 Hz or more */ #define PEGCOUNT 5 /* 5 cycles of pegging means RING */ #define SDI_CLK (0x00010000) #define SDI_DOUT (0x00020000) #define SDI_DREAD (0x00040000) #define SDI_DIN (0x00080000) #define __CMD_RD (1 << 20) /* Read Operation */ #define __CMD_WR (1 << 21) /* Write Operation */ #define __CMD_FIN (1 << 22) /* Has finished receive */ #define __CMD_TX (1 << 23) /* Has been transmitted */ #define CMD_WR(a,b) (((a) << 8) | (b) | __CMD_WR) #define CMD_RD(a) (((a) << 8) | __CMD_RD) #if 0 #define CMD_BYTE(card,bit,altcs) (((((card) & 0x3) * 3 + (bit)) * 7) \ + ((card) >> 2) + (altcs) + ((altcs) ? -21 : 0)) #endif #define NUM_MODULES 24 #define NUM_SLOTS 6 #define MAX_SPANS 9 #define NUM_CAL_REGS 12 #define QRV_DEBOUNCETIME 20 #define VPM150M_HPI_CONTROL 0x00 #define VPM150M_HPI_ADDRESS 0x02 #define VPM150M_HPI_DATA 0x03 #define VPM_SUPPORT #define VPM150M_SUPPORT #ifdef VPM150M_SUPPORT #include "voicebus/GpakCust.h" #endif #include "voicebus/vpmoct.h" struct calregs { unsigned char vals[NUM_CAL_REGS]; }; enum battery_state { BATTERY_UNKNOWN = 0, BATTERY_DEBOUNCING_PRESENT, BATTERY_DEBOUNCING_PRESENT_ALARM, BATTERY_PRESENT, BATTERY_DEBOUNCING_LOST, BATTERY_DEBOUNCING_LOST_ALARM, BATTERY_LOST, }; enum ring_detector_state { RINGOFF = 0, DEBOUNCING_RINGING_POSITIVE, DEBOUNCING_RINGING_NEGATIVE, DEBOUNCING_RINGING_OFF, RINGING, DEBOUNCING_RINGOFF, }; enum polarity_state { UNKNOWN_POLARITY = 0, POLARITY_DEBOUNCE_POSITIVE, POLARITY_POSITIVE, POLARITY_DEBOUNCE_NEGATIVE, POLARITY_NEGATIVE, }; struct wctdm_cmd { struct list_head node; struct completion *complete; u32 cmd; u8 ident; }; /** * struct wctdm_span - * @span: dahdi_span to register. * @timing_priority: What the priority of this span is relative to the other * spans. * @spanno: Which span on the card this is. * * NOTE: spanno would normally be taken care of by dahdi_span.offset, but * appears to have meaning in xhfc.c, and that needs to be audited before * changing. !!!TODO!!! * */ struct wctdm_span { struct dahdi_span span; int timing_priority; int spanno; struct wctdm *wc; struct b400m_span *bspan; }; struct wctdm_chan { struct dahdi_chan chan; struct dahdi_echocan_state ec; int timeslot; unsigned int hwpreec_enabled:1; }; struct fxo { enum ring_detector_state ring_state:4; enum battery_state battery_state:4; enum polarity_state polarity_state:4; u8 ring_polarity_change_count:4; u8 hook_ring_shadow; s8 line_voltage_status; int offhook; int neonmwi_state; int neonmwi_last_voltage; unsigned int neonmwi_debounce; unsigned int neonmwi_offcounter; unsigned long display_fxovoltage; unsigned long ringdebounce_timer; unsigned long battdebounce_timer; unsigned long poldebounce_timer; }; struct fxs { u8 oht_active:1; u8 off_hook:1; int idletxhookstate; /* IDLE changing hook state */ /* lasttxhook reflects the last value written to the proslic's reg * 64 (LINEFEED_CONTROL) in bits 0-2. Bit 4 indicates if the last * write is pending i.e. it is in process of being written to the * register * NOTE: in order for this value to actually be written to the * proslic, the appropriate matching value must be written into the * sethook variable so that it gets queued and handled by the * voicebus ISR. */ int lasttxhook; u8 linefeed_control_shadow; u8 hook_state_shadow; int palarms; struct dahdi_vmwi_info vmwisetting; int vmwi_active_messages; int vmwi_linereverse; int reversepolarity; /* polarity reversal */ struct calregs calregs; unsigned long check_alarm; unsigned long check_proslic; unsigned long oppending_timeout; unsigned long ohttimer; }; struct qrv { #define RADMODE_INVERTCOR 1 #define RADMODE_IGNORECOR 2 #define RADMODE_EXTTONE 4 #define RADMODE_EXTINVERT 8 #define RADMODE_IGNORECT 16 #define RADMODE_PREEMP 32 #define RADMODE_DEEMP 64 char hook; unsigned short debouncetime; unsigned short debtime; int radmode; signed short rxgain; signed short txgain; u8 isrshadow[3]; }; enum module_type { NONE = 0, FXS, FXO, FXSINIT, QRV, BRI, }; struct wctdm_module { union modtypes { struct fxo fxo; struct fxs fxs; struct qrv qrv; struct b400m *bri; } mod; /* Protected by wctdm.reglock */ struct list_head pending_cmds; struct list_head active_cmds; u8 offsets[3]; u8 subaddr; u8 card; enum module_type type; int sethook; /* pending hook state command */ int dacssrc; }; struct wctdm { const struct wctdm_desc *desc; const char *board_name; spinlock_t frame_list_lock; struct list_head frame_list; unsigned long framecount; unsigned char txident; unsigned char rxident; u8 ctlreg; u8 tdm410leds; int mods_per_board; /* maximum number of modules for this board */ int digi_mods; /* number of digital modules present */ int avchannels; /* active "voice" (voice, B and D) channels */ spinlock_t reglock; /* held when accessing anything affecting the module array */ wait_queue_head_t regq; struct list_head free_isr_commands; struct wctdm_module mods[NUM_MODULES]; struct vpmadt032 *vpmadt032; struct vpmoct *vpmoct; struct voicebus vb; struct wctdm_span *aspan; /* pointer to the spans[] holding the analog span */ struct wctdm_span *spans[MAX_SPANS]; struct wctdm_chan *chans[NUM_MODULES]; #ifdef CONFIG_VOICEBUS_ECREFERENCE struct dahdi_fifo *ec_reference[NUM_MODULES]; #endif /* Only care about digital spans here */ /* int span_timing_prio[MAX_SPANS - 1]; */ struct semaphore syncsem; int oldsync; int not_ready; /* 0 when the entire card is ready to go */ unsigned long checkflag; /* Internal state flags and task bits */ int companding; }; static inline bool is_initialized(struct wctdm *wc) { WARN_ON(wc->not_ready < 0); return (wc->not_ready == 0); } /* Atomic flag bits for checkflag field */ #define WCTDM_CHECK_TIMING 0 int wctdm_getreg(struct wctdm *wc, struct wctdm_module *const mod, int addr); int wctdm_setreg(struct wctdm *wc, struct wctdm_module *const mod, int addr, int val); int wctdm_wait_for_ready(struct wctdm *wc); extern struct semaphore ifacelock; extern struct wctdm *ifaces[WC_MAX_IFACES]; #endif