| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Karsten Keil | 1817 | 99.45% | 2 | 28.57% |
| Joe Perches | 4 | 0.22% | 1 | 14.29% |
| Hannes Eder | 3 | 0.16% | 1 | 14.29% |
| André Goddard Rosa | 1 | 0.05% | 1 | 14.29% |
| Arvind Yadav | 1 | 0.05% | 1 | 14.29% |
| Greg Kroah-Hartman | 1 | 0.05% | 1 | 14.29% |
| Total | 1827 | 7 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * hfcsusb.h, HFC-S USB mISDN driver */ #ifndef __HFCSUSB_H__ #define __HFCSUSB_H__ #define DRIVER_NAME "HFC-S_USB" #define DBG_HFC_CALL_TRACE 0x00010000 #define DBG_HFC_FIFO_VERBOSE 0x00020000 #define DBG_HFC_USB_VERBOSE 0x00100000 #define DBG_HFC_URB_INFO 0x00200000 #define DBG_HFC_URB_ERROR 0x00400000 #define DEFAULT_TRANSP_BURST_SZ 128 #define HFC_CTRL_TIMEOUT 20 /* 5ms timeout writing/reading regs */ #define CLKDEL_TE 0x0f /* CLKDEL in TE mode */ #define CLKDEL_NT 0x6c /* CLKDEL in NT mode */ /* hfcsusb Layer1 commands */ #define HFC_L1_ACTIVATE_TE 1 #define HFC_L1_ACTIVATE_NT 2 #define HFC_L1_DEACTIVATE_NT 3 #define HFC_L1_FORCE_DEACTIVATE_TE 4 /* cmd FLAGS in HFCUSB_STATES register */ #define HFCUSB_LOAD_STATE 0x10 #define HFCUSB_ACTIVATE 0x20 #define HFCUSB_DO_ACTION 0x40 #define HFCUSB_NT_G2_G3 0x80 /* timers */ #define NT_ACTIVATION_TIMER 0x01 /* enables NT mode activation Timer */ #define NT_T1_COUNT 10 #define MAX_BCH_SIZE 2048 /* allowed B-channel packet size */ #define HFCUSB_RX_THRESHOLD 64 /* threshold for fifo report bit rx */ #define HFCUSB_TX_THRESHOLD 96 /* threshold for fifo report bit tx */ #define HFCUSB_CHIP_ID 0x16 /* Chip ID register index */ #define HFCUSB_CIRM 0x00 /* cirm register index */ #define HFCUSB_USB_SIZE 0x07 /* int length register */ #define HFCUSB_USB_SIZE_I 0x06 /* iso length register */ #define HFCUSB_F_CROSS 0x0b /* bit order register */ #define HFCUSB_CLKDEL 0x37 /* bit delay register */ #define HFCUSB_CON_HDLC 0xfa /* channel connect register */ #define HFCUSB_HDLC_PAR 0xfb #define HFCUSB_SCTRL 0x31 /* S-bus control register (tx) */ #define HFCUSB_SCTRL_E 0x32 /* same for E and special funcs */ #define HFCUSB_SCTRL_R 0x33 /* S-bus control register (rx) */ #define HFCUSB_F_THRES 0x0c /* threshold register */ #define HFCUSB_FIFO 0x0f /* fifo select register */ #define HFCUSB_F_USAGE 0x1a /* fifo usage register */ #define HFCUSB_MST_MODE0 0x14 #define HFCUSB_MST_MODE1 0x15 #define HFCUSB_P_DATA 0x1f #define HFCUSB_INC_RES_F 0x0e #define HFCUSB_B1_SSL 0x20 #define HFCUSB_B2_SSL 0x21 #define HFCUSB_B1_RSL 0x24 #define HFCUSB_B2_RSL 0x25 #define HFCUSB_STATES 0x30 #define HFCUSB_CHIPID 0x40 /* ID value of HFC-S USB */ /* fifo registers */ #define HFCUSB_NUM_FIFOS 8 /* maximum number of fifos */ #define HFCUSB_B1_TX 0 /* index for B1 transmit bulk/int */ #define HFCUSB_B1_RX 1 /* index for B1 receive bulk/int */ #define HFCUSB_B2_TX 2 #define HFCUSB_B2_RX 3 #define HFCUSB_D_TX 4 #define HFCUSB_D_RX 5 #define HFCUSB_PCM_TX 6 #define HFCUSB_PCM_RX 7 #define USB_INT 0 #define USB_BULK 1 #define USB_ISOC 2 #define ISOC_PACKETS_D 8 #define ISOC_PACKETS_B 8 #define ISO_BUFFER_SIZE 128 /* defines how much ISO packets are handled in one URB */ static int iso_packets[8] = { ISOC_PACKETS_B, ISOC_PACKETS_B, ISOC_PACKETS_B, ISOC_PACKETS_B, ISOC_PACKETS_D, ISOC_PACKETS_D, ISOC_PACKETS_D, ISOC_PACKETS_D }; /* Fifo flow Control for TX ISO */ #define SINK_MAX 68 #define SINK_MIN 48 #define SINK_DMIN 12 #define SINK_DMAX 18 #define BITLINE_INF (-96 * 8) /* HFC-S USB register access by Control-URSs */ #define write_reg_atomic(a, b, c) \ usb_control_msg((a)->dev, (a)->ctrl_out_pipe, 0, 0x40, (c), (b), \ 0, 0, HFC_CTRL_TIMEOUT) #define read_reg_atomic(a, b, c) \ usb_control_msg((a)->dev, (a)->ctrl_in_pipe, 1, 0xC0, 0, (b), (c), \ 1, HFC_CTRL_TIMEOUT) #define HFC_CTRL_BUFSIZE 64 struct ctrl_buf { __u8 hfcs_reg; /* register number */ __u8 reg_val; /* value to be written (or read) */ }; /* * URB error codes * Used to represent a list of values and their respective symbolic names */ struct hfcusb_symbolic_list { const int num; const char *name; }; static struct hfcusb_symbolic_list urb_errlist[] = { {-ENOMEM, "No memory for allocation of internal structures"}, {-ENOSPC, "The host controller's bandwidth is already consumed"}, {-ENOENT, "URB was canceled by unlink_urb"}, {-EXDEV, "ISO transfer only partially completed"}, {-EAGAIN, "Too match scheduled for the future"}, {-ENXIO, "URB already queued"}, {-EFBIG, "Too much ISO frames requested"}, {-ENOSR, "Buffer error (overrun)"}, {-EPIPE, "Specified endpoint is stalled (device not responding)"}, {-EOVERFLOW, "Babble (bad cable?)"}, {-EPROTO, "Bit-stuff error (bad cable?)"}, {-EILSEQ, "CRC/Timeout"}, {-ETIMEDOUT, "NAK (device does not respond)"}, {-ESHUTDOWN, "Device unplugged"}, {-1, NULL} }; static inline const char * symbolic(struct hfcusb_symbolic_list list[], const int num) { int i; for (i = 0; list[i].name != NULL; i++) if (list[i].num == num) return list[i].name; return "<unknown USB Error>"; } /* USB descriptor need to contain one of the following EndPoint combination: */ #define CNF_4INT3ISO 1 /* 4 INT IN, 3 ISO OUT */ #define CNF_3INT3ISO 2 /* 3 INT IN, 3 ISO OUT */ #define CNF_4ISO3ISO 3 /* 4 ISO IN, 3 ISO OUT */ #define CNF_3ISO3ISO 4 /* 3 ISO IN, 3 ISO OUT */ #define EP_NUL 1 /* Endpoint at this position not allowed */ #define EP_NOP 2 /* all type of endpoints allowed at this position */ #define EP_ISO 3 /* Isochron endpoint mandatory at this position */ #define EP_BLK 4 /* Bulk endpoint mandatory at this position */ #define EP_INT 5 /* Interrupt endpoint mandatory at this position */ #define HFC_CHAN_B1 0 #define HFC_CHAN_B2 1 #define HFC_CHAN_D 2 #define HFC_CHAN_E 3 /* * List of all supported enpoints configiration sets, used to find the * best matching endpoint configuration within a devices' USB descriptor. * We need at least 3 RX endpoints, and 3 TX endpoints, either * INT-in and ISO-out, or ISO-in and ISO-out) * with 4 RX endpoints even E-Channel logging is possible */ static int validconf[][19] = { /* INT in, ISO out config */ {EP_NUL, EP_INT, EP_NUL, EP_INT, EP_NUL, EP_INT, EP_NOP, EP_INT, EP_ISO, EP_NUL, EP_ISO, EP_NUL, EP_ISO, EP_NUL, EP_NUL, EP_NUL, CNF_4INT3ISO, 2, 1}, {EP_NUL, EP_INT, EP_NUL, EP_INT, EP_NUL, EP_INT, EP_NUL, EP_NUL, EP_ISO, EP_NUL, EP_ISO, EP_NUL, EP_ISO, EP_NUL, EP_NUL, EP_NUL, CNF_3INT3ISO, 2, 0}, /* ISO in, ISO out config */ {EP_NOP, EP_NOP, EP_NOP, EP_NOP, EP_NOP, EP_NOP, EP_NOP, EP_NOP, EP_ISO, EP_ISO, EP_ISO, EP_ISO, EP_ISO, EP_ISO, EP_NOP, EP_ISO, CNF_4ISO3ISO, 2, 1}, {EP_NUL, EP_NUL, EP_NUL, EP_NUL, EP_NUL, EP_NUL, EP_NUL, EP_NUL, EP_ISO, EP_ISO, EP_ISO, EP_ISO, EP_ISO, EP_ISO, EP_NUL, EP_NUL, CNF_3ISO3ISO, 2, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0} /* EOL element */ }; /* string description of chosen config */ static char *conf_str[] = { "4 Interrupt IN + 3 Isochron OUT", "3 Interrupt IN + 3 Isochron OUT", "4 Isochron IN + 3 Isochron OUT", "3 Isochron IN + 3 Isochron OUT" }; #define LED_OFF 0 /* no LED support */ #define LED_SCHEME1 1 /* LED standard scheme */ #define LED_SCHEME2 2 /* not used yet... */ #define LED_POWER_ON 1 #define LED_POWER_OFF 2 #define LED_S0_ON 3 #define LED_S0_OFF 4 #define LED_B1_ON 5 #define LED_B1_OFF 6 #define LED_B1_DATA 7 #define LED_B2_ON 8 #define LED_B2_OFF 9 #define LED_B2_DATA 10 #define LED_NORMAL 0 /* LEDs are normal */ #define LED_INVERTED 1 /* LEDs are inverted */ /* time in ms to perform a Flashing LED when B-Channel has traffic */ #define LED_TIME 250 struct hfcsusb; struct usb_fifo; /* structure defining input+output fifos (interrupt/bulk mode) */ struct iso_urb { struct urb *urb; __u8 buffer[ISO_BUFFER_SIZE]; /* buffer rx/tx USB URB data */ struct usb_fifo *owner_fifo; /* pointer to owner fifo */ __u8 indx; /* Fifos's ISO double buffer 0 or 1 ? */ #ifdef ISO_FRAME_START_DEBUG int start_frames[ISO_FRAME_START_RING_COUNT]; __u8 iso_frm_strt_pos; /* index in start_frame[] */ #endif }; struct usb_fifo { int fifonum; /* fifo index attached to this structure */ int active; /* fifo is currently active */ struct hfcsusb *hw; /* pointer to main structure */ int pipe; /* address of endpoint */ __u8 usb_packet_maxlen; /* maximum length for usb transfer */ unsigned int max_size; /* maximum size of receive/send packet */ __u8 intervall; /* interrupt interval */ struct urb *urb; /* transfer structure for usb routines */ __u8 buffer[128]; /* buffer USB INT OUT URB data */ int bit_line; /* how much bits are in the fifo? */ __u8 usb_transfer_mode; /* switched between ISO and INT */ struct iso_urb iso[2]; /* two urbs to have one always one pending */ struct dchannel *dch; /* link to hfcsusb_t->dch */ struct bchannel *bch; /* link to hfcsusb_t->bch */ struct dchannel *ech; /* link to hfcsusb_t->ech, TODO: E-CHANNEL */ int last_urblen; /* remember length of last packet */ __u8 stop_gracefull; /* stops URB retransmission */ }; struct hfcsusb { struct list_head list; struct dchannel dch; struct bchannel bch[2]; struct dchannel ech; /* TODO : wait for struct echannel ;) */ struct usb_device *dev; /* our device */ struct usb_interface *intf; /* used interface */ int if_used; /* used interface number */ int alt_used; /* used alternate config */ int cfg_used; /* configuration index used */ int vend_idx; /* index in hfcsusb_idtab */ int packet_size; int iso_packet_size; struct usb_fifo fifos[HFCUSB_NUM_FIFOS]; /* control pipe background handling */ struct ctrl_buf ctrl_buff[HFC_CTRL_BUFSIZE]; int ctrl_in_idx, ctrl_out_idx, ctrl_cnt; struct urb *ctrl_urb; struct usb_ctrlrequest ctrl_write; struct usb_ctrlrequest ctrl_read; int ctrl_paksize; int ctrl_in_pipe, ctrl_out_pipe; spinlock_t ctrl_lock; /* lock for ctrl */ spinlock_t lock; __u8 threshold_mask; __u8 led_state; __u8 protocol; int nt_timer; int open; __u8 timers; __u8 initdone; char name[MISDN_MAX_IDLEN]; }; /* private vendor specific data */ struct hfcsusb_vdata { __u8 led_scheme; /* led display scheme */ signed short led_bits[8]; /* array of 8 possible LED bitmask */ char *vend_name; /* device name */ }; #define HFC_MAX_TE_LAYER1_STATE 8 #define HFC_MAX_NT_LAYER1_STATE 4 static const char *HFC_TE_LAYER1_STATES[HFC_MAX_TE_LAYER1_STATE + 1] = { "TE F0 - Reset", "TE F1 - Reset", "TE F2 - Sensing", "TE F3 - Deactivated", "TE F4 - Awaiting signal", "TE F5 - Identifying input", "TE F6 - Synchronized", "TE F7 - Activated", "TE F8 - Lost framing", }; static const char *HFC_NT_LAYER1_STATES[HFC_MAX_NT_LAYER1_STATE + 1] = { "NT G0 - Reset", "NT G1 - Deactive", "NT G2 - Pending activation", "NT G3 - Active", "NT G4 - Pending deactivation", }; /* supported devices */ static const struct usb_device_id hfcsusb_idtab[] = { { USB_DEVICE(0x0959, 0x2bd0), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_OFF, {4, 0, 2, 1}, "ISDN USB TA (Cologne Chip HFC-S USB based)"}), }, { USB_DEVICE(0x0675, 0x1688), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {1, 2, 0, 0}, "DrayTek miniVigor 128 USB ISDN TA"}), }, { USB_DEVICE(0x07b0, 0x0007), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Billion tiny USB ISDN TA 128"}), }, { USB_DEVICE(0x0742, 0x2008), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {4, 0, 2, 1}, "Stollmann USB TA"}), }, { USB_DEVICE(0x0742, 0x2009), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {4, 0, 2, 1}, "Aceex USB ISDN TA"}), }, { USB_DEVICE(0x0742, 0x200A), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {4, 0, 2, 1}, "OEM USB ISDN TA"}), }, { USB_DEVICE(0x08e3, 0x0301), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {2, 0, 1, 4}, "Olitec USB RNIS"}), }, { USB_DEVICE(0x07fa, 0x0846), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Bewan Modem RNIS USB"}), }, { USB_DEVICE(0x07fa, 0x0847), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Djinn Numeris USB"}), }, { USB_DEVICE(0x07b0, 0x0006), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Twister ISDN TA"}), }, { USB_DEVICE(0x071d, 0x1005), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x02, 0, 0x01, 0x04}, "Eicon DIVA USB 4.0"}), }, { USB_DEVICE(0x0586, 0x0102), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x88, -64, -32, -16}, "ZyXEL OMNI.NET USB II"}), }, { USB_DEVICE(0x1ae7, 0x0525), .driver_info = (unsigned long) &((struct hfcsusb_vdata) {LED_SCHEME1, {0x88, -64, -32, -16}, "X-Tensions USB ISDN TA XC-525"}), }, { } }; MODULE_DEVICE_TABLE(usb, hfcsusb_idtab); #endif /* __HFCSUSB_H__ */
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