1 files changed, 228 insertions, 0 deletions

diff --git a/drivers/isdn/hisax/hfc_usb.h b/drivers/isdn/hisax/hfc_usb.h
new file mode 100644
index 000000000000..b171600cf641
--- /dev/null
+++ b/drivers/isdn/hisax/hfc_usb.h
@@ -0,0 +1,228 @@
+/*
+* hfc_usb.h
+*
+* $Id: hfc_usb.h,v 4.1 2005/01/26 17:25:53 martinb1 Exp $
+*/
+
+#ifndef __HFC_USB_H__
+#define __HFC_USB_H__
+
+#define DRIVER_AUTHOR   "Peter Sprenger (sprenger@moving-byters.de)"
+#define DRIVER_DESC     "HFC-S USB based HiSAX ISDN driver"
+
+#define VERBOSE_USB_DEBUG
+
+#define TRUE  1
+#define FALSE 0
+
+
+/***********/
+/* defines */
+/***********/
+#define HFC_CTRL_TIMEOUT 20     /* 5ms timeout writing/reading regs */
+#define HFC_TIMER_T3 8000       /* timeout for l1 activation timer */
+#define HFC_TIMER_T4 500        /* time for state change interval */
+
+#define HFCUSB_L1_STATECHANGE 0 /* L1 state changed */
+#define HFCUSB_L1_DRX 1         /* D-frame received */
+#define HFCUSB_L1_ERX 2         /* E-frame received */
+#define HFCUSB_L1_DTX 4         /* D-frames completed */
+
+#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 64  /* 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_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
+
+/*
+* used to switch snd_transfer_mode for different TA modes e.g. the Billion USB TA just
+* supports ISO out, while the Cologne Chip EVAL TA just supports BULK out
+*/
+#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
+
+// ISO send definitions
+#define SINK_MAX        68
+#define SINK_MIN        48
+#define SINK_DMIN       12
+#define SINK_DMAX       18
+#define BITLINE_INF     (-64*8)
+
+
+/**********/
+/* macros */
+/**********/
+#define write_usb(a,b,c)usb_control_msg((a)->dev,(a)->ctrl_out_pipe,0,0x40,(c),(b),0,0,HFC_CTRL_TIMEOUT)
+#define read_usb(a,b,c) usb_control_msg((a)->dev,(a)->ctrl_in_pipe,1,0xC0,0,(b),(c),1,HFC_CTRL_TIMEOUT)
+
+
+/*******************/
+/* Debugging Flags */
+/*******************/
+#define USB_DBG   1
+#define ISDN_DBG  2
+
+
+/* *********************/
+/* USB related defines */
+/***********************/
+#define HFC_CTRL_BUFSIZE 32
+
+
+
+/*************************************************/
+/* entry and size of output/input control buffer */
+/*************************************************/
+typedef struct {
+        __u8 hfc_reg;           /* register number */
+        __u8 reg_val;           /* value to be written (or read) */
+        int action;             /* data for action handler */
+} ctrl_buft;
+
+
+/********************/
+/* 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}
+};
+
+
+/*****************************************************/
+/* device dependant information to support different */
+/* ISDN Ta's using the HFC-S USB chip                */
+/*****************************************************/
+
+/* 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
+
+/* this array represents all endpoints possible in the HCF-USB the last
+* 3 entries are the configuration number, the minimum interval for
+* Interrupt endpoints & boolean if E-channel logging possible
+*/
+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_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_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
+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"
+};
+
+
+typedef struct {
+        int vendor;             // vendor id
+        int prod_id;            // product id
+        char *vend_name;        // vendor string
+        __u8 led_scheme;        // led display scheme
+        signed short led_bits[8];       // array of 8 possible LED bitmask settings
+} vendor_data;
+
+#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
+
+
+#endif                          // __HFC_USB_H__