diff options
Diffstat (limited to 'drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c')
| -rw-r--r-- | drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c | 1768 |
1 files changed, 1768 insertions, 0 deletions
diff --git a/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c b/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c new file mode 100644 index 000000000..9e016b71a --- /dev/null +++ b/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c @@ -0,0 +1,1768 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * TTUSB DVB driver + * + * Copyright (c) 2002 Holger Waechtler <holger@convergence.de> + * Copyright (c) 2003 Felix Domke <tmbinc@elitedvb.net> + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/wait.h> +#include <linux/fs.h> +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/delay.h> +#include <linux/time.h> +#include <linux/errno.h> +#include <linux/jiffies.h> +#include <linux/mutex.h> +#include <linux/firmware.h> + +#include <media/dvb_frontend.h> +#include <media/dmxdev.h> +#include <media/dvb_demux.h> +#include <media/dvb_net.h> +#include "ves1820.h" +#include "cx22700.h" +#include "tda1004x.h" +#include "stv0299.h" +#include "tda8083.h" +#include "stv0297.h" +#include "lnbp21.h" + +#include <linux/dvb/frontend.h> +#include <linux/dvb/dmx.h> +#include <linux/pci.h> + +/* + TTUSB_HWSECTIONS: + the DSP supports filtering in hardware, however, since the "muxstream" + is a bit braindead (no matching channel masks or no matching filter mask), + we won't support this - yet. it doesn't event support negative filters, + so the best way is maybe to keep TTUSB_HWSECTIONS undef'd and just + parse TS data. USB bandwidth will be a problem when having large + datastreams, especially for dvb-net, but hey, that's not my problem. + + TTUSB_DISEQC, TTUSB_TONE: + let the STC do the diseqc/tone stuff. this isn't supported at least with + my TTUSB, so let it undef'd unless you want to implement another + frontend. never tested. + + debug: + define it to > 3 for really hardcore debugging. you probably don't want + this unless the device doesn't load at all. > 2 for bandwidth statistics. +*/ + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); + +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + +#define dprintk(fmt, arg...) do { \ + if (debug) \ + printk(KERN_DEBUG pr_fmt("%s: " fmt), \ + __func__, ##arg); \ +} while (0) + + +#define ISO_BUF_COUNT 4 +#define FRAMES_PER_ISO_BUF 4 +#define ISO_FRAME_SIZE 912 +#define TTUSB_MAXCHANNEL 32 +#ifdef TTUSB_HWSECTIONS +#define TTUSB_MAXFILTER 16 /* ??? */ +#endif + +#define TTUSB_REV_2_2 0x22 +#define TTUSB_BUDGET_NAME "ttusb_stc_fw" + +#define MAX_SEND 0x28 +#define MAX_RCV 0x20 + +/* + * since we're casting (struct ttusb*) <-> (struct dvb_demux*) around + * the dvb_demux field must be the first in struct!! + */ +struct ttusb { + struct dvb_demux dvb_demux; + struct dmxdev dmxdev; + struct dvb_net dvbnet; + + /* and one for USB access. */ + struct mutex semi2c; + struct mutex semusb; + + struct dvb_adapter adapter; + struct usb_device *dev; + + struct i2c_adapter i2c_adap; + + int disconnecting; + int iso_streaming; + + unsigned int bulk_out_pipe; + unsigned int bulk_in_pipe; + unsigned int isoc_in_pipe; + + void *iso_buffer; + + struct urb *iso_urb[ISO_BUF_COUNT]; + + int running_feed_count; + int last_channel; + int last_filter; + + u8 c; /* transaction counter, wraps around... */ + enum fe_sec_tone_mode tone; + enum fe_sec_voltage voltage; + + int mux_state; // 0..2 - MuxSyncWord, 3 - nMuxPacks, 4 - muxpack + u8 mux_npacks; + u8 muxpack[256 + 8]; + int muxpack_ptr, muxpack_len; + + int insync; + + int cc; /* MuxCounter - will increment on EVERY MUX PACKET */ + /* (including stuffing. yes. really.) */ + + u8 send_buf[MAX_SEND]; + u8 last_result[MAX_RCV]; + + int revision; + + struct dvb_frontend* fe; +}; + +static int ttusb_cmd(struct ttusb *ttusb, u8 *data, int len, int len_result) +{ + int actual_len; + int err; + + if (mutex_lock_interruptible(&ttusb->semusb) < 0) + return -EAGAIN; + + if (debug >= 3) + dprintk("> %*ph\n", len, data); + + memcpy(data, ttusb->send_buf, len); + + err = usb_bulk_msg(ttusb->dev, ttusb->bulk_out_pipe, + ttusb->send_buf, len, &actual_len, 1000); + if (err != 0) { + dprintk("usb_bulk_msg(send) failed, err == %i!\n", err); + goto err; + } + if (actual_len != len) { + err = -EIO; + dprintk("only wrote %d of %d bytes\n", + actual_len, len); + goto err; + } + + err = usb_bulk_msg(ttusb->dev, ttusb->bulk_in_pipe, + ttusb->last_result, MAX_RCV, &actual_len, 1000); + + if (err != 0) { + pr_err("cmd xter failed, receive error %d\n", err); + goto err; + } + + if (debug >= 3) { + actual_len = ttusb->last_result[3] + 4; + dprintk("< %*ph\n", actual_len, ttusb->last_result); + } + + if (len_result) + memcpy(ttusb->send_buf, ttusb->last_result, len_result); + +err: + mutex_unlock(&ttusb->semusb); + return err; +} + +static int ttusb_i2c_msg(struct ttusb *ttusb, + u8 addr, u8 * snd_buf, u8 snd_len, u8 * rcv_buf, + u8 rcv_len) +{ + u8 b[MAX_SEND]; + u8 id = ++ttusb->c; + int i, err; + + if (snd_len > MAX_SEND - 7 || rcv_len > MAX_RCV - 7) + return -EINVAL; + + b[0] = 0xaa; + b[1] = id; + b[2] = 0x31; + b[3] = snd_len + 3; + b[4] = addr << 1; + b[5] = snd_len; + b[6] = rcv_len; + + for (i = 0; i < snd_len; i++) + b[7 + i] = snd_buf[i]; + + err = ttusb_cmd(ttusb, b, snd_len + 7, MAX_RCV); + + if (err) + return -EREMOTEIO; + + /* check if the i2c transaction was successful */ + if ((snd_len != b[5]) || (rcv_len != b[6])) return -EREMOTEIO; + + if (rcv_len > 0) { + + if (err || b[0] != 0x55 || b[1] != id) { + dprintk("usb_bulk_msg(recv) failed, err == %i, id == %02x, b == ", + err, id); + return -EREMOTEIO; + } + + for (i = 0; i < rcv_len; i++) + rcv_buf[i] = b[7 + i]; + } + + return rcv_len; +} + +static int master_xfer(struct i2c_adapter* adapter, struct i2c_msg *msg, int num) +{ + struct ttusb *ttusb = i2c_get_adapdata(adapter); + int i = 0; + int inc; + + if (mutex_lock_interruptible(&ttusb->semi2c) < 0) + return -EAGAIN; + + while (i < num) { + u8 addr, snd_len, rcv_len, *snd_buf, *rcv_buf; + int err; + + if (num > i + 1 && (msg[i + 1].flags & I2C_M_RD)) { + addr = msg[i].addr; + snd_buf = msg[i].buf; + snd_len = msg[i].len; + rcv_buf = msg[i + 1].buf; + rcv_len = msg[i + 1].len; + inc = 2; + } else { + addr = msg[i].addr; + snd_buf = msg[i].buf; + snd_len = msg[i].len; + rcv_buf = NULL; + rcv_len = 0; + inc = 1; + } + + err = ttusb_i2c_msg(ttusb, addr, + snd_buf, snd_len, rcv_buf, rcv_len); + + if (err < rcv_len) { + dprintk("i == %i\n", i); + break; + } + + i += inc; + } + + mutex_unlock(&ttusb->semi2c); + return i; +} + +static int ttusb_boot_dsp(struct ttusb *ttusb) +{ + const struct firmware *fw; + int i, err; + u8 b[40]; + + err = request_firmware(&fw, "ttusb-budget/dspbootcode.bin", + &ttusb->dev->dev); + if (err) { + pr_err("failed to request firmware\n"); + return err; + } + + /* BootBlock */ + b[0] = 0xaa; + b[2] = 0x13; + b[3] = 28; + + /* upload dsp code in 32 byte steps (36 didn't work for me ...) */ + /* 32 is max packet size, no messages should be split. */ + for (i = 0; i < fw->size; i += 28) { + memcpy(&b[4], &fw->data[i], 28); + + b[1] = ++ttusb->c; + + err = ttusb_cmd(ttusb, b, 32, 0); + if (err) + goto done; + } + + /* last block ... */ + b[1] = ++ttusb->c; + b[2] = 0x13; + b[3] = 0; + + err = ttusb_cmd(ttusb, b, 4, 0); + if (err) + goto done; + + /* BootEnd */ + b[1] = ++ttusb->c; + b[2] = 0x14; + b[3] = 0; + + err = ttusb_cmd(ttusb, b, 4, 0); + + done: + release_firmware(fw); + if (err) { + dprintk("usb_bulk_msg() failed, return value %i!\n", err); + } + + return err; +} + +static int ttusb_set_channel(struct ttusb *ttusb, int chan_id, int filter_type, + int pid) +{ + int err; + /* SetChannel */ + u8 b[] = { 0xaa, ++ttusb->c, 0x22, 4, chan_id, filter_type, + (pid >> 8) & 0xff, pid & 0xff + }; + + err = ttusb_cmd(ttusb, b, sizeof(b), 0); + return err; +} + +static int ttusb_del_channel(struct ttusb *ttusb, int channel_id) +{ + int err; + /* DelChannel */ + u8 b[] = { 0xaa, ++ttusb->c, 0x23, 1, channel_id }; + + err = ttusb_cmd(ttusb, b, sizeof(b), 0); + return err; +} + +#ifdef TTUSB_HWSECTIONS +static int ttusb_set_filter(struct ttusb *ttusb, int filter_id, + int associated_chan, u8 filter[8], u8 mask[8]) +{ + int err; + /* SetFilter */ + u8 b[] = { 0xaa, 0, 0x24, 0x1a, filter_id, associated_chan, + filter[0], filter[1], filter[2], filter[3], + filter[4], filter[5], filter[6], filter[7], + filter[8], filter[9], filter[10], filter[11], + mask[0], mask[1], mask[2], mask[3], + mask[4], mask[5], mask[6], mask[7], + mask[8], mask[9], mask[10], mask[11] + }; + + err = ttusb_cmd(ttusb, b, sizeof(b), 0); + return err; +} + +static int ttusb_del_filter(struct ttusb *ttusb, int filter_id) +{ + int err; + /* DelFilter */ + u8 b[] = { 0xaa, ++ttusb->c, 0x25, 1, filter_id }; + + err = ttusb_cmd(ttusb, b, sizeof(b), 0); + return err; +} +#endif + +static int ttusb_init_controller(struct ttusb *ttusb) +{ + u8 b0[] = { 0xaa, ++ttusb->c, 0x15, 1, 0 }; + u8 b1[] = { 0xaa, ++ttusb->c, 0x15, 1, 1 }; + u8 b2[] = { 0xaa, ++ttusb->c, 0x32, 1, 0 }; + /* i2c write read: 5 bytes, addr 0x10, 0x02 bytes write, 1 bytes read. */ + u8 b3[] = + { 0xaa, ++ttusb->c, 0x31, 5, 0x10, 0x02, 0x01, 0x00, 0x1e }; + + u8 get_version[] = { 0xaa, ++ttusb->c, 0x17, 5, 0, 0, 0, 0, 0 }; + u8 get_dsp_version[0x20] = + { 0xaa, ++ttusb->c, 0x26, 28, 0, 0, 0, 0, 0 }; + int err; + + /* reset board */ + if ((err = ttusb_cmd(ttusb, b0, sizeof(b0), 0))) + return err; + + /* reset board (again?) */ + if ((err = ttusb_cmd(ttusb, b1, sizeof(b1), 0))) + return err; + + ttusb_boot_dsp(ttusb); + + /* set i2c bit rate */ + if ((err = ttusb_cmd(ttusb, b2, sizeof(b2), 0))) + return err; + + if ((err = ttusb_cmd(ttusb, b3, sizeof(b3), 0))) + return err; + + if ((err = ttusb_cmd(ttusb, get_version, + sizeof(get_version), sizeof(get_version)))) + return err; + + dprintk("stc-version: %c%c%c%c%c\n", get_version[4], get_version[5], + get_version[6], get_version[7], get_version[8]); + + if (memcmp(get_version + 4, "V 0.0", 5) && + memcmp(get_version + 4, "V 1.1", 5) && + memcmp(get_version + 4, "V 2.1", 5) && + memcmp(get_version + 4, "V 2.2", 5)) { + pr_err("unknown STC version %c%c%c%c%c, please report!\n", + get_version[4], get_version[5], + get_version[6], get_version[7], get_version[8]); + } + + ttusb->revision = ((get_version[6] - '0') << 4) | + (get_version[8] - '0'); + + err = + ttusb_cmd(ttusb, get_dsp_version, + sizeof(get_dsp_version), sizeof(get_dsp_version)); + if (err) + return err; + + pr_info("dsp-version: %c%c%c\n", + get_dsp_version[4], get_dsp_version[5], get_dsp_version[6]); + return 0; +} + +#ifdef TTUSB_DISEQC +static int ttusb_send_diseqc(struct dvb_frontend* fe, + const struct dvb_diseqc_master_cmd *cmd) +{ + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + u8 b[12] = { 0xaa, ++ttusb->c, 0x18 }; + + int err; + + b[3] = 4 + 2 + cmd->msg_len; + b[4] = 0xFF; /* send diseqc master, not burst */ + b[5] = cmd->msg_len; + + memcpy(b + 5, cmd->msg, cmd->msg_len); + + /* Diseqc */ + if ((err = ttusb_cmd(ttusb, b, 4 + b[3], 0))) { + dprintk("usb_bulk_msg() failed, return value %i!\n", err); + } + + return err; +} +#endif + +static int ttusb_update_lnb(struct ttusb *ttusb) +{ + u8 b[] = { 0xaa, ++ttusb->c, 0x16, 5, /*power: */ 1, + ttusb->voltage == SEC_VOLTAGE_18 ? 0 : 1, + ttusb->tone == SEC_TONE_ON ? 1 : 0, 1, 1 + }; + int err; + + /* SetLNB */ + if ((err = ttusb_cmd(ttusb, b, sizeof(b), 0))) { + dprintk("usb_bulk_msg() failed, return value %i!\n", err); + } + + return err; +} + +static int ttusb_set_voltage(struct dvb_frontend *fe, + enum fe_sec_voltage voltage) +{ + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + + ttusb->voltage = voltage; + return ttusb_update_lnb(ttusb); +} + +#ifdef TTUSB_TONE +static int ttusb_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode tone) +{ + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + + ttusb->tone = tone; + return ttusb_update_lnb(ttusb); +} +#endif + + +#if 0 +static void ttusb_set_led_freq(struct ttusb *ttusb, u8 freq) +{ + u8 b[] = { 0xaa, ++ttusb->c, 0x19, 1, freq }; + int err, actual_len; + + err = ttusb_cmd(ttusb, b, sizeof(b), 0); + if (err) { + dprintk("usb_bulk_msg() failed, return value %i!\n", err); + } +} +#endif + +/*****************************************************************************/ + +#ifdef TTUSB_HWSECTIONS +static void ttusb_handle_ts_data(struct ttusb_channel *channel, + const u8 * data, int len); +static void ttusb_handle_sec_data(struct ttusb_channel *channel, + const u8 * data, int len); +#endif + +static int numpkt, numts, numstuff, numsec, numinvalid; +static unsigned long lastj; + +static void ttusb_process_muxpack(struct ttusb *ttusb, const u8 * muxpack, + int len) +{ + u16 csum = 0, cc; + int i; + + if (len < 4 || len & 0x1) { + pr_warn("muxpack has invalid len %d\n", len); + numinvalid++; + return; + } + + for (i = 0; i < len; i += 2) + csum ^= le16_to_cpup((__le16 *) (muxpack + i)); + if (csum) { + pr_warn("muxpack with incorrect checksum, ignoring\n"); + numinvalid++; + return; + } + + cc = (muxpack[len - 4] << 8) | muxpack[len - 3]; + cc &= 0x7FFF; + if ((cc != ttusb->cc) && (ttusb->cc != -1)) + pr_warn("cc discontinuity (%d frames missing)\n", + (cc - ttusb->cc) & 0x7FFF); + ttusb->cc = (cc + 1) & 0x7FFF; + if (muxpack[0] & 0x80) { +#ifdef TTUSB_HWSECTIONS + /* section data */ + int pusi = muxpack[0] & 0x40; + int channel = muxpack[0] & 0x1F; + int payload = muxpack[1]; + const u8 *data = muxpack + 2; + /* check offset flag */ + if (muxpack[0] & 0x20) + data++; + + ttusb_handle_sec_data(ttusb->channel + channel, data, + payload); + data += payload; + + if ((!!(ttusb->muxpack[0] & 0x20)) ^ + !!(ttusb->muxpack[1] & 1)) + data++; +#warning TODO: pusi + dprintk("cc: %04x\n", (data[0] << 8) | data[1]); +#endif + numsec++; + } else if (muxpack[0] == 0x47) { +#ifdef TTUSB_HWSECTIONS + /* we have TS data here! */ + int pid = ((muxpack[1] & 0x0F) << 8) | muxpack[2]; + int channel; + for (channel = 0; channel < TTUSB_MAXCHANNEL; ++channel) + if (ttusb->channel[channel].active + && (pid == ttusb->channel[channel].pid)) + ttusb_handle_ts_data(ttusb->channel + + channel, muxpack, + 188); +#endif + numts++; + dvb_dmx_swfilter_packets(&ttusb->dvb_demux, muxpack, 1); + } else if (muxpack[0] != 0) { + numinvalid++; + pr_err("illegal muxpack type %02x\n", muxpack[0]); + } else + numstuff++; +} + +static void ttusb_process_frame(struct ttusb *ttusb, u8 * data, int len) +{ + int maxwork = 1024; + while (len) { + if (!(maxwork--)) { + pr_err("too much work\n"); + break; + } + + switch (ttusb->mux_state) { + case 0: + case 1: + case 2: + len--; + if (*data++ == 0xAA) + ++ttusb->mux_state; + else { + ttusb->mux_state = 0; + if (ttusb->insync) { + pr_info("lost sync.\n"); + ttusb->insync = 0; + } + } + break; + case 3: + ttusb->insync = 1; + len--; + ttusb->mux_npacks = *data++; + ++ttusb->mux_state; + ttusb->muxpack_ptr = 0; + /* maximum bytes, until we know the length */ + ttusb->muxpack_len = 2; + break; + case 4: + { + int avail; + avail = len; + if (avail > + (ttusb->muxpack_len - + ttusb->muxpack_ptr)) + avail = + ttusb->muxpack_len - + ttusb->muxpack_ptr; + memcpy(ttusb->muxpack + ttusb->muxpack_ptr, + data, avail); + ttusb->muxpack_ptr += avail; + BUG_ON(ttusb->muxpack_ptr > 264); + data += avail; + len -= avail; + /* determine length */ + if (ttusb->muxpack_ptr == 2) { + if (ttusb->muxpack[0] & 0x80) { + ttusb->muxpack_len = + ttusb->muxpack[1] + 2; + if (ttusb-> + muxpack[0] & 0x20) + ttusb-> + muxpack_len++; + if ((!! + (ttusb-> + muxpack[0] & 0x20)) ^ + !!(ttusb-> + muxpack[1] & 1)) + ttusb-> + muxpack_len++; + ttusb->muxpack_len += 4; + } else if (ttusb->muxpack[0] == + 0x47) + ttusb->muxpack_len = + 188 + 4; + else if (ttusb->muxpack[0] == 0x00) + ttusb->muxpack_len = + ttusb->muxpack[1] + 2 + + 4; + else { + dprintk("invalid state: first byte is %x\n", + ttusb->muxpack[0]); + ttusb->mux_state = 0; + } + } + + /* + * if length is valid and we reached the end: + * goto next muxpack + */ + if ((ttusb->muxpack_ptr >= 2) && + (ttusb->muxpack_ptr == + ttusb->muxpack_len)) { + ttusb_process_muxpack(ttusb, + ttusb-> + muxpack, + ttusb-> + muxpack_ptr); + ttusb->muxpack_ptr = 0; + /* maximum bytes, until we know the length */ + ttusb->muxpack_len = 2; + + /* + * no muxpacks left? + * return to search-sync state + */ + if (!ttusb->mux_npacks--) { + ttusb->mux_state = 0; + break; + } + } + break; + } + default: + BUG(); + break; + } + } +} + +static void ttusb_iso_irq(struct urb *urb) +{ + struct ttusb *ttusb = urb->context; + struct usb_iso_packet_descriptor *d; + u8 *data; + int len, i; + + if (!ttusb->iso_streaming) + return; + + if (!urb->status) { + for (i = 0; i < urb->number_of_packets; ++i) { + numpkt++; + if (time_after_eq(jiffies, lastj + HZ)) { + dprintk("frames/s: %lu (ts: %d, stuff %d, sec: %d, invalid: %d, all: %d)\n", + numpkt * HZ / (jiffies - lastj), + numts, numstuff, numsec, numinvalid, + numts + numstuff + numsec + numinvalid); + numts = numstuff = numsec = numinvalid = 0; + lastj = jiffies; + numpkt = 0; + } + d = &urb->iso_frame_desc[i]; + data = urb->transfer_buffer + d->offset; + len = d->actual_length; + d->actual_length = 0; + d->status = 0; + ttusb_process_frame(ttusb, data, len); + } + } + usb_submit_urb(urb, GFP_ATOMIC); +} + +static void ttusb_free_iso_urbs(struct ttusb *ttusb) +{ + int i; + + for (i = 0; i < ISO_BUF_COUNT; i++) + usb_free_urb(ttusb->iso_urb[i]); + kfree(ttusb->iso_buffer); +} + +static int ttusb_alloc_iso_urbs(struct ttusb *ttusb) +{ + int i; + + ttusb->iso_buffer = kcalloc(FRAMES_PER_ISO_BUF * ISO_BUF_COUNT, + ISO_FRAME_SIZE, GFP_KERNEL); + if (!ttusb->iso_buffer) + return -ENOMEM; + + for (i = 0; i < ISO_BUF_COUNT; i++) { + struct urb *urb; + + if (! + (urb = + usb_alloc_urb(FRAMES_PER_ISO_BUF, GFP_ATOMIC))) { + ttusb_free_iso_urbs(ttusb); + return -ENOMEM; + } + + ttusb->iso_urb[i] = urb; + } + + return 0; +} + +static void ttusb_stop_iso_xfer(struct ttusb *ttusb) +{ + int i; + + for (i = 0; i < ISO_BUF_COUNT; i++) + usb_kill_urb(ttusb->iso_urb[i]); + + ttusb->iso_streaming = 0; +} + +static int ttusb_start_iso_xfer(struct ttusb *ttusb) +{ + int i, j, err, buffer_offset = 0; + + if (ttusb->iso_streaming) { + pr_err("iso xfer already running!\n"); + return 0; + } + + ttusb->cc = -1; + ttusb->insync = 0; + ttusb->mux_state = 0; + + for (i = 0; i < ISO_BUF_COUNT; i++) { + int frame_offset = 0; + struct urb *urb = ttusb->iso_urb[i]; + + urb->dev = ttusb->dev; + urb->context = ttusb; + urb->complete = ttusb_iso_irq; + urb->pipe = ttusb->isoc_in_pipe; + urb->transfer_flags = URB_ISO_ASAP; + urb->interval = 1; + urb->number_of_packets = FRAMES_PER_ISO_BUF; + urb->transfer_buffer_length = + ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF; + urb->transfer_buffer = ttusb->iso_buffer + buffer_offset; + buffer_offset += ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF; + + for (j = 0; j < FRAMES_PER_ISO_BUF; j++) { + urb->iso_frame_desc[j].offset = frame_offset; + urb->iso_frame_desc[j].length = ISO_FRAME_SIZE; + frame_offset += ISO_FRAME_SIZE; + } + } + + for (i = 0; i < ISO_BUF_COUNT; i++) { + if ((err = usb_submit_urb(ttusb->iso_urb[i], GFP_ATOMIC))) { + ttusb_stop_iso_xfer(ttusb); + pr_err("failed urb submission (%i: err = %i)!\n", + i, err); + return err; + } + } + + ttusb->iso_streaming = 1; + + return 0; +} + +#ifdef TTUSB_HWSECTIONS +static void ttusb_handle_ts_data(struct dvb_demux_feed *dvbdmxfeed, const u8 * data, + int len) +{ + dvbdmxfeed->cb.ts(data, len, 0, 0, &dvbdmxfeed->feed.ts, 0); +} + +static void ttusb_handle_sec_data(struct dvb_demux_feed *dvbdmxfeed, const u8 * data, + int len) +{ +// struct dvb_demux_feed *dvbdmxfeed = channel->dvbdmxfeed; +#error TODO: handle ugly stuff +// dvbdmxfeed->cb.sec(data, len, 0, 0, &dvbdmxfeed->feed.sec, 0); +} +#endif + +static int ttusb_start_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct ttusb *ttusb = (struct ttusb *) dvbdmxfeed->demux; + int feed_type = 1; + + dprintk("ttusb_start_feed\n"); + + switch (dvbdmxfeed->type) { + case DMX_TYPE_TS: + break; + case DMX_TYPE_SEC: + break; + default: + return -EINVAL; + } + + if (dvbdmxfeed->type == DMX_TYPE_TS) { + switch (dvbdmxfeed->pes_type) { + case DMX_PES_VIDEO: + case DMX_PES_AUDIO: + case DMX_PES_TELETEXT: + case DMX_PES_PCR: + case DMX_PES_OTHER: + break; + default: + return -EINVAL; + } + } + +#ifdef TTUSB_HWSECTIONS +#error TODO: allocate filters + if (dvbdmxfeed->type == DMX_TYPE_TS) { + feed_type = 1; + } else if (dvbdmxfeed->type == DMX_TYPE_SEC) { + feed_type = 2; + } +#endif + + ttusb_set_channel(ttusb, dvbdmxfeed->index, feed_type, dvbdmxfeed->pid); + + if (0 == ttusb->running_feed_count++) + ttusb_start_iso_xfer(ttusb); + + return 0; +} + +static int ttusb_stop_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct ttusb *ttusb = (struct ttusb *) dvbdmxfeed->demux; + + ttusb_del_channel(ttusb, dvbdmxfeed->index); + + if (--ttusb->running_feed_count == 0) + ttusb_stop_iso_xfer(ttusb); + + return 0; +} + +static int ttusb_setup_interfaces(struct ttusb *ttusb) +{ + usb_set_interface(ttusb->dev, 1, 1); + + ttusb->bulk_out_pipe = usb_sndbulkpipe(ttusb->dev, 1); + ttusb->bulk_in_pipe = usb_rcvbulkpipe(ttusb->dev, 1); + ttusb->isoc_in_pipe = usb_rcvisocpipe(ttusb->dev, 2); + + return 0; +} + +#if 0 +static u8 stc_firmware[8192]; + +static int stc_open(struct inode *inode, struct file *file) +{ + struct ttusb *ttusb = file->private_data; + int addr; + + for (addr = 0; addr < 8192; addr += 16) { + u8 snd_buf[2] = { addr >> 8, addr & 0xFF }; + ttusb_i2c_msg(ttusb, 0x50, snd_buf, 2, stc_firmware + addr, + 16); + } + + return 0; +} + +static ssize_t stc_read(struct file *file, char *buf, size_t count, + loff_t *offset) +{ + return simple_read_from_buffer(buf, count, offset, stc_firmware, 8192); +} + +static int stc_release(struct inode *inode, struct file *file) +{ + return 0; +} + +static const struct file_operations stc_fops = { + .owner = THIS_MODULE, + .read = stc_read, + .open = stc_open, + .release = stc_release, +}; +#endif + +static u32 functionality(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C; +} + + + +static int alps_tdmb7_tuner_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + u8 data[4]; + struct i2c_msg msg = {.addr=0x61, .flags=0, .buf=data, .len=sizeof(data) }; + u32 div; + + div = (p->frequency + 36166667) / 166667; + + data[0] = (div >> 8) & 0x7f; + data[1] = div & 0xff; + data[2] = ((div >> 10) & 0x60) | 0x85; + data[3] = p->frequency < 592000000 ? 0x40 : 0x80; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1) return -EIO; + return 0; +} + +static struct cx22700_config alps_tdmb7_config = { + .demod_address = 0x43, +}; + + + + + +static int philips_tdm1316l_tuner_init(struct dvb_frontend* fe) +{ + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + static u8 td1316_init[] = { 0x0b, 0xf5, 0x85, 0xab }; + static u8 disable_mc44BC374c[] = { 0x1d, 0x74, 0xa0, 0x68 }; + struct i2c_msg tuner_msg = { .addr=0x60, .flags=0, .buf=td1316_init, .len=sizeof(td1316_init) }; + + // setup PLL configuration + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) return -EIO; + msleep(1); + + // disable the mc44BC374c (do not check for errors) + tuner_msg.addr = 0x65; + tuner_msg.buf = disable_mc44BC374c; + tuner_msg.len = sizeof(disable_mc44BC374c); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) { + i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1); + } + + return 0; +} + +static int philips_tdm1316l_tuner_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + u8 tuner_buf[4]; + struct i2c_msg tuner_msg = {.addr=0x60, .flags=0, .buf=tuner_buf, .len=sizeof(tuner_buf) }; + int tuner_frequency = 0; + u8 band, cp, filter; + + // determine charge pump + tuner_frequency = p->frequency + 36130000; + if (tuner_frequency < 87000000) return -EINVAL; + else if (tuner_frequency < 130000000) cp = 3; + else if (tuner_frequency < 160000000) cp = 5; + else if (tuner_frequency < 200000000) cp = 6; + else if (tuner_frequency < 290000000) cp = 3; + else if (tuner_frequency < 420000000) cp = 5; + else if (tuner_frequency < 480000000) cp = 6; + else if (tuner_frequency < 620000000) cp = 3; + else if (tuner_frequency < 830000000) cp = 5; + else if (tuner_frequency < 895000000) cp = 7; + else return -EINVAL; + + // determine band + if (p->frequency < 49000000) + return -EINVAL; + else if (p->frequency < 159000000) + band = 1; + else if (p->frequency < 444000000) + band = 2; + else if (p->frequency < 861000000) + band = 4; + else return -EINVAL; + + // setup PLL filter + switch (p->bandwidth_hz) { + case 6000000: + tda1004x_writereg(fe, 0x0C, 0); + filter = 0; + break; + + case 7000000: + tda1004x_writereg(fe, 0x0C, 0); + filter = 0; + break; + + case 8000000: + tda1004x_writereg(fe, 0x0C, 0xFF); + filter = 1; + break; + + default: + return -EINVAL; + } + + // calculate divisor + // ((36130000+((1000000/6)/2)) + Finput)/(1000000/6) + tuner_frequency = (((p->frequency / 1000) * 6) + 217280) / 1000; + + // setup tuner buffer + tuner_buf[0] = tuner_frequency >> 8; + tuner_buf[1] = tuner_frequency & 0xff; + tuner_buf[2] = 0xca; + tuner_buf[3] = (cp << 5) | (filter << 3) | band; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) + return -EIO; + + msleep(1); + return 0; +} + +static int philips_tdm1316l_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name) +{ + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + + return request_firmware(fw, name, &ttusb->dev->dev); +} + +static struct tda1004x_config philips_tdm1316l_config = { + + .demod_address = 0x8, + .invert = 1, + .invert_oclk = 0, + .request_firmware = philips_tdm1316l_request_firmware, +}; + +static u8 alps_bsbe1_inittab[] = { + 0x01, 0x15, + 0x02, 0x30, + 0x03, 0x00, + 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */ + 0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */ + 0x06, 0x40, /* DAC not used, set to high impendance mode */ + 0x07, 0x00, /* DAC LSB */ + 0x08, 0x40, /* DiSEqC off, LNB power on OP2/LOCK pin on */ + 0x09, 0x00, /* FIFO */ + 0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */ + 0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */ + 0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */ + 0x10, 0x3f, // AGC2 0x3d + 0x11, 0x84, + 0x12, 0xb9, + 0x15, 0xc9, // lock detector threshold + 0x16, 0x00, + 0x17, 0x00, + 0x18, 0x00, + 0x19, 0x00, + 0x1a, 0x00, + 0x1f, 0x50, + 0x20, 0x00, + 0x21, 0x00, + 0x22, 0x00, + 0x23, 0x00, + 0x28, 0x00, // out imp: normal out type: parallel FEC mode:0 + 0x29, 0x1e, // 1/2 threshold + 0x2a, 0x14, // 2/3 threshold + 0x2b, 0x0f, // 3/4 threshold + 0x2c, 0x09, // 5/6 threshold + 0x2d, 0x05, // 7/8 threshold + 0x2e, 0x01, + 0x31, 0x1f, // test all FECs + 0x32, 0x19, // viterbi and synchro search + 0x33, 0xfc, // rs control + 0x34, 0x93, // error control + 0x0f, 0x92, + 0xff, 0xff +}; + +static u8 alps_bsru6_inittab[] = { + 0x01, 0x15, + 0x02, 0x30, + 0x03, 0x00, + 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */ + 0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */ + 0x06, 0x40, /* DAC not used, set to high impendance mode */ + 0x07, 0x00, /* DAC LSB */ + 0x08, 0x40, /* DiSEqC off, LNB power on OP2/LOCK pin on */ + 0x09, 0x00, /* FIFO */ + 0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */ + 0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */ + 0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */ + 0x10, 0x3f, // AGC2 0x3d + 0x11, 0x84, + 0x12, 0xb9, + 0x15, 0xc9, // lock detector threshold + 0x16, 0x00, + 0x17, 0x00, + 0x18, 0x00, + 0x19, 0x00, + 0x1a, 0x00, + 0x1f, 0x50, + 0x20, 0x00, + 0x21, 0x00, + 0x22, 0x00, + 0x23, 0x00, + 0x28, 0x00, // out imp: normal out type: parallel FEC mode:0 + 0x29, 0x1e, // 1/2 threshold + 0x2a, 0x14, // 2/3 threshold + 0x2b, 0x0f, // 3/4 threshold + 0x2c, 0x09, // 5/6 threshold + 0x2d, 0x05, // 7/8 threshold + 0x2e, 0x01, + 0x31, 0x1f, // test all FECs + 0x32, 0x19, // viterbi and synchro search + 0x33, 0xfc, // rs control + 0x34, 0x93, // error control + 0x0f, 0x52, + 0xff, 0xff +}; + +static int alps_stv0299_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio) +{ + u8 aclk = 0; + u8 bclk = 0; + + if (srate < 1500000) { + aclk = 0xb7; + bclk = 0x47; + } else if (srate < 3000000) { + aclk = 0xb7; + bclk = 0x4b; + } else if (srate < 7000000) { + aclk = 0xb7; + bclk = 0x4f; + } else if (srate < 14000000) { + aclk = 0xb7; + bclk = 0x53; + } else if (srate < 30000000) { + aclk = 0xb6; + bclk = 0x53; + } else if (srate < 45000000) { + aclk = 0xb4; + bclk = 0x51; + } + + stv0299_writereg(fe, 0x13, aclk); + stv0299_writereg(fe, 0x14, bclk); + stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff); + stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff); + stv0299_writereg(fe, 0x21, (ratio) & 0xf0); + + return 0; +} + +static int philips_tsa5059_tuner_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + u8 buf[4]; + u32 div; + struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) }; + + if ((p->frequency < 950000) || (p->frequency > 2150000)) + return -EINVAL; + + div = (p->frequency + (125 - 1)) / 125; /* round correctly */ + buf[0] = (div >> 8) & 0x7f; + buf[1] = div & 0xff; + buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4; + buf[3] = 0xC4; + + if (p->frequency > 1530000) + buf[3] = 0xC0; + + /* BSBE1 wants XCE bit set */ + if (ttusb->revision == TTUSB_REV_2_2) + buf[3] |= 0x20; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1) + return -EIO; + + return 0; +} + +static struct stv0299_config alps_stv0299_config = { + .demod_address = 0x68, + .inittab = alps_bsru6_inittab, + .mclk = 88000000UL, + .invert = 1, + .skip_reinit = 0, + .lock_output = STV0299_LOCKOUTPUT_1, + .volt13_op0_op1 = STV0299_VOLT13_OP1, + .min_delay_ms = 100, + .set_symbol_rate = alps_stv0299_set_symbol_rate, +}; + +static int ttusb_novas_grundig_29504_491_tuner_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv; + u8 buf[4]; + u32 div; + struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) }; + + div = p->frequency / 125; + + buf[0] = (div >> 8) & 0x7f; + buf[1] = div & 0xff; + buf[2] = 0x8e; + buf[3] = 0x00; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1) + return -EIO; + + return 0; +} + +static struct tda8083_config ttusb_novas_grundig_29504_491_config = { + + .demod_address = 0x68, +}; + +static int alps_tdbe2_tuner_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ttusb* ttusb = fe->dvb->priv; + u32 div; + u8 data[4]; + struct i2c_msg msg = { .addr = 0x62, .flags = 0, .buf = data, .len = sizeof(data) }; + + div = (p->frequency + 35937500 + 31250) / 62500; + + data[0] = (div >> 8) & 0x7f; + data[1] = div & 0xff; + data[2] = 0x85 | ((div >> 10) & 0x60); + data[3] = (p->frequency < 174000000 ? 0x88 : p->frequency < 470000000 ? 0x84 : 0x81); + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer (&ttusb->i2c_adap, &msg, 1) != 1) + return -EIO; + + return 0; +} + + +static struct ves1820_config alps_tdbe2_config = { + .demod_address = 0x09, + .xin = 57840000UL, + .invert = 1, + .selagc = VES1820_SELAGC_SIGNAMPERR, +}; + +static u8 read_pwm(struct ttusb* ttusb) +{ + u8 b = 0xff; + u8 pwm; + struct i2c_msg msg[] = { { .addr = 0x50,.flags = 0,.buf = &b,.len = 1 }, + { .addr = 0x50,.flags = I2C_M_RD,.buf = &pwm,.len = 1} }; + + if ((i2c_transfer(&ttusb->i2c_adap, msg, 2) != 2) || (pwm == 0xff)) + pwm = 0x48; + + return pwm; +} + + +static int dvbc_philips_tdm1316l_tuner_set_params(struct dvb_frontend *fe) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct ttusb *ttusb = (struct ttusb *) fe->dvb->priv; + u8 tuner_buf[5]; + struct i2c_msg tuner_msg = {.addr = 0x60, + .flags = 0, + .buf = tuner_buf, + .len = sizeof(tuner_buf) }; + int tuner_frequency = 0; + u8 band, cp, filter; + + // determine charge pump + tuner_frequency = p->frequency; + if (tuner_frequency < 87000000) {return -EINVAL;} + else if (tuner_frequency < 130000000) {cp = 3; band = 1;} + else if (tuner_frequency < 160000000) {cp = 5; band = 1;} + else if (tuner_frequency < 200000000) {cp = 6; band = 1;} + else if (tuner_frequency < 290000000) {cp = 3; band = 2;} + else if (tuner_frequency < 420000000) {cp = 5; band = 2;} + else if (tuner_frequency < 480000000) {cp = 6; band = 2;} + else if (tuner_frequency < 620000000) {cp = 3; band = 4;} + else if (tuner_frequency < 830000000) {cp = 5; band = 4;} + else if (tuner_frequency < 895000000) {cp = 7; band = 4;} + else {return -EINVAL;} + + // assume PLL filter should always be 8MHz for the moment. + filter = 1; + + // calculate divisor + // (Finput + Fif)/Fref; Fif = 36125000 Hz, Fref = 62500 Hz + tuner_frequency = ((p->frequency + 36125000) / 62500); + + // setup tuner buffer + tuner_buf[0] = tuner_frequency >> 8; + tuner_buf[1] = tuner_frequency & 0xff; + tuner_buf[2] = 0xc8; + tuner_buf[3] = (cp << 5) | (filter << 3) | band; + tuner_buf[4] = 0x80; + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) { + pr_err("dvbc_philips_tdm1316l_pll_set Error 1\n"); + return -EIO; + } + + msleep(50); + + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) { + pr_err("dvbc_philips_tdm1316l_pll_set Error 2\n"); + return -EIO; + } + + msleep(1); + + return 0; +} + +static u8 dvbc_philips_tdm1316l_inittab[] = { + 0x80, 0x21, + 0x80, 0x20, + 0x81, 0x01, + 0x81, 0x00, + 0x00, 0x09, + 0x01, 0x69, + 0x03, 0x00, + 0x04, 0x00, + 0x07, 0x00, + 0x08, 0x00, + 0x20, 0x00, + 0x21, 0x40, + 0x22, 0x00, + 0x23, 0x00, + 0x24, 0x40, + 0x25, 0x88, + 0x30, 0xff, + 0x31, 0x00, + 0x32, 0xff, + 0x33, 0x00, + 0x34, 0x50, + 0x35, 0x7f, + 0x36, 0x00, + 0x37, 0x20, + 0x38, 0x00, + 0x40, 0x1c, + 0x41, 0xff, + 0x42, 0x29, + 0x43, 0x20, + 0x44, 0xff, + 0x45, 0x00, + 0x46, 0x00, + 0x49, 0x04, + 0x4a, 0xff, + 0x4b, 0x7f, + 0x52, 0x30, + 0x55, 0xae, + 0x56, 0x47, + 0x57, 0xe1, + 0x58, 0x3a, + 0x5a, 0x1e, + 0x5b, 0x34, + 0x60, 0x00, + 0x63, 0x00, + 0x64, 0x00, + 0x65, 0x00, + 0x66, 0x00, + 0x67, 0x00, + 0x68, 0x00, + 0x69, 0x00, + 0x6a, 0x02, + 0x6b, 0x00, + 0x70, 0xff, + 0x71, 0x00, + 0x72, 0x00, + 0x73, 0x00, + 0x74, 0x0c, + 0x80, 0x00, + 0x81, 0x00, + 0x82, 0x00, + 0x83, 0x00, + 0x84, 0x04, + 0x85, 0x80, + 0x86, 0x24, + 0x87, 0x78, + 0x88, 0x00, + 0x89, 0x00, + 0x90, 0x01, + 0x91, 0x01, + 0xa0, 0x00, + 0xa1, 0x00, + 0xa2, 0x00, + 0xb0, 0x91, + 0xb1, 0x0b, + 0xc0, 0x4b, + 0xc1, 0x00, + 0xc2, 0x00, + 0xd0, 0x00, + 0xd1, 0x00, + 0xd2, 0x00, + 0xd3, 0x00, + 0xd4, 0x00, + 0xd5, 0x00, + 0xde, 0x00, + 0xdf, 0x00, + 0x61, 0x38, + 0x62, 0x0a, + 0x53, 0x13, + 0x59, 0x08, + 0x55, 0x00, + 0x56, 0x40, + 0x57, 0x08, + 0x58, 0x3d, + 0x88, 0x10, + 0xa0, 0x00, + 0xa0, 0x00, + 0xa0, 0x00, + 0xa0, 0x04, + 0xff, 0xff, +}; + +static struct stv0297_config dvbc_philips_tdm1316l_config = { + .demod_address = 0x1c, + .inittab = dvbc_philips_tdm1316l_inittab, + .invert = 0, +}; + +static void frontend_init(struct ttusb* ttusb) +{ + switch(le16_to_cpu(ttusb->dev->descriptor.idProduct)) { + case 0x1003: // Hauppauge/TT Nova-USB-S budget (stv0299/ALPS BSRU6|BSBE1(tsa5059)) + // try the stv0299 based first + ttusb->fe = dvb_attach(stv0299_attach, &alps_stv0299_config, &ttusb->i2c_adap); + if (ttusb->fe != NULL) { + ttusb->fe->ops.tuner_ops.set_params = philips_tsa5059_tuner_set_params; + + if(ttusb->revision == TTUSB_REV_2_2) { // ALPS BSBE1 + alps_stv0299_config.inittab = alps_bsbe1_inittab; + dvb_attach(lnbp21_attach, ttusb->fe, &ttusb->i2c_adap, 0, 0); + } else { // ALPS BSRU6 + ttusb->fe->ops.set_voltage = ttusb_set_voltage; + } + break; + } + + // Grundig 29504-491 + ttusb->fe = dvb_attach(tda8083_attach, &ttusb_novas_grundig_29504_491_config, &ttusb->i2c_adap); + if (ttusb->fe != NULL) { + ttusb->fe->ops.tuner_ops.set_params = ttusb_novas_grundig_29504_491_tuner_set_params; + ttusb->fe->ops.set_voltage = ttusb_set_voltage; + break; + } + break; + + case 0x1004: // Hauppauge/TT DVB-C budget (ves1820/ALPS TDBE2(sp5659)) + ttusb->fe = dvb_attach(ves1820_attach, &alps_tdbe2_config, &ttusb->i2c_adap, read_pwm(ttusb)); + if (ttusb->fe != NULL) { + ttusb->fe->ops.tuner_ops.set_params = alps_tdbe2_tuner_set_params; + break; + } + + ttusb->fe = dvb_attach(stv0297_attach, &dvbc_philips_tdm1316l_config, &ttusb->i2c_adap); + if (ttusb->fe != NULL) { + ttusb->fe->ops.tuner_ops.set_params = dvbc_philips_tdm1316l_tuner_set_params; + break; + } + break; + + case 0x1005: // Hauppauge/TT Nova-USB-t budget (tda10046/Philips td1316(tda6651tt) OR cx22700/ALPS TDMB7(??)) + // try the ALPS TDMB7 first + ttusb->fe = dvb_attach(cx22700_attach, &alps_tdmb7_config, &ttusb->i2c_adap); + if (ttusb->fe != NULL) { + ttusb->fe->ops.tuner_ops.set_params = alps_tdmb7_tuner_set_params; + break; + } + + // Philips td1316 + ttusb->fe = dvb_attach(tda10046_attach, &philips_tdm1316l_config, &ttusb->i2c_adap); + if (ttusb->fe != NULL) { + ttusb->fe->ops.tuner_ops.init = philips_tdm1316l_tuner_init; + ttusb->fe->ops.tuner_ops.set_params = philips_tdm1316l_tuner_set_params; + break; + } + break; + } + + if (ttusb->fe == NULL) { + pr_err("no frontend driver found for device [%04x:%04x]\n", + le16_to_cpu(ttusb->dev->descriptor.idVendor), + le16_to_cpu(ttusb->dev->descriptor.idProduct)); + } else { + if (dvb_register_frontend(&ttusb->adapter, ttusb->fe)) { + pr_err("Frontend registration failed!\n"); + dvb_frontend_detach(ttusb->fe); + ttusb->fe = NULL; + } + } +} + + + +static const struct i2c_algorithm ttusb_dec_algo = { + .master_xfer = master_xfer, + .functionality = functionality, +}; + +static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + struct usb_device *udev; + struct ttusb *ttusb; + int result; + + dprintk("TTUSB DVB connected\n"); + + udev = interface_to_usbdev(intf); + + if (intf->altsetting->desc.bInterfaceNumber != 1) return -ENODEV; + + if (!(ttusb = kzalloc(sizeof(struct ttusb), GFP_KERNEL))) + return -ENOMEM; + + ttusb->dev = udev; + ttusb->c = 0; + ttusb->mux_state = 0; + mutex_init(&ttusb->semi2c); + + mutex_lock(&ttusb->semi2c); + + mutex_init(&ttusb->semusb); + + ttusb_setup_interfaces(ttusb); + + result = ttusb_alloc_iso_urbs(ttusb); + if (result < 0) { + dprintk("ttusb_alloc_iso_urbs - failed\n"); + mutex_unlock(&ttusb->semi2c); + kfree(ttusb); + return result; + } + + if (ttusb_init_controller(ttusb)) + pr_err("ttusb_init_controller: error\n"); + + mutex_unlock(&ttusb->semi2c); + + result = dvb_register_adapter(&ttusb->adapter, + "Technotrend/Hauppauge Nova-USB", + THIS_MODULE, &udev->dev, adapter_nr); + if (result < 0) { + ttusb_free_iso_urbs(ttusb); + kfree(ttusb); + return result; + } + ttusb->adapter.priv = ttusb; + + /* i2c */ + memset(&ttusb->i2c_adap, 0, sizeof(struct i2c_adapter)); + strscpy(ttusb->i2c_adap.name, "TTUSB DEC", sizeof(ttusb->i2c_adap.name)); + + i2c_set_adapdata(&ttusb->i2c_adap, ttusb); + + ttusb->i2c_adap.algo = &ttusb_dec_algo; + ttusb->i2c_adap.algo_data = NULL; + ttusb->i2c_adap.dev.parent = &udev->dev; + + result = i2c_add_adapter(&ttusb->i2c_adap); + if (result) + goto err_unregister_adapter; + + memset(&ttusb->dvb_demux, 0, sizeof(ttusb->dvb_demux)); + + ttusb->dvb_demux.dmx.capabilities = + DMX_TS_FILTERING | DMX_SECTION_FILTERING; + ttusb->dvb_demux.priv = NULL; +#ifdef TTUSB_HWSECTIONS + ttusb->dvb_demux.filternum = TTUSB_MAXFILTER; +#else + ttusb->dvb_demux.filternum = 32; +#endif + ttusb->dvb_demux.feednum = TTUSB_MAXCHANNEL; + ttusb->dvb_demux.start_feed = ttusb_start_feed; + ttusb->dvb_demux.stop_feed = ttusb_stop_feed; + ttusb->dvb_demux.write_to_decoder = NULL; + + result = dvb_dmx_init(&ttusb->dvb_demux); + if (result < 0) { + pr_err("dvb_dmx_init failed (errno = %d)\n", result); + result = -ENODEV; + goto err_i2c_del_adapter; + } +//FIXME dmxdev (nur WAS?) + ttusb->dmxdev.filternum = ttusb->dvb_demux.filternum; + ttusb->dmxdev.demux = &ttusb->dvb_demux.dmx; + ttusb->dmxdev.capabilities = 0; + + result = dvb_dmxdev_init(&ttusb->dmxdev, &ttusb->adapter); + if (result < 0) { + pr_err("dvb_dmxdev_init failed (errno = %d)\n", + result); + result = -ENODEV; + goto err_release_dmx; + } + + if (dvb_net_init(&ttusb->adapter, &ttusb->dvbnet, &ttusb->dvb_demux.dmx)) { + pr_err("dvb_net_init failed!\n"); + result = -ENODEV; + goto err_release_dmxdev; + } + + usb_set_intfdata(intf, (void *) ttusb); + + frontend_init(ttusb); + + return 0; + +err_release_dmxdev: + dvb_dmxdev_release(&ttusb->dmxdev); +err_release_dmx: + dvb_dmx_release(&ttusb->dvb_demux); +err_i2c_del_adapter: + i2c_del_adapter(&ttusb->i2c_adap); +err_unregister_adapter: + dvb_unregister_adapter (&ttusb->adapter); + ttusb_free_iso_urbs(ttusb); + kfree(ttusb); + return result; +} + +static void ttusb_disconnect(struct usb_interface *intf) +{ + struct ttusb *ttusb = usb_get_intfdata(intf); + + usb_set_intfdata(intf, NULL); + + ttusb->disconnecting = 1; + + ttusb_stop_iso_xfer(ttusb); + + ttusb->dvb_demux.dmx.close(&ttusb->dvb_demux.dmx); + dvb_net_release(&ttusb->dvbnet); + dvb_dmxdev_release(&ttusb->dmxdev); + dvb_dmx_release(&ttusb->dvb_demux); + if (ttusb->fe != NULL) { + dvb_unregister_frontend(ttusb->fe); + dvb_frontend_detach(ttusb->fe); + } + i2c_del_adapter(&ttusb->i2c_adap); + dvb_unregister_adapter(&ttusb->adapter); + + ttusb_free_iso_urbs(ttusb); + + kfree(ttusb); + + dprintk("TTUSB DVB disconnected\n"); +} + +static const struct usb_device_id ttusb_table[] = { + {USB_DEVICE(0xb48, 0x1003)}, + {USB_DEVICE(0xb48, 0x1004)}, + {USB_DEVICE(0xb48, 0x1005)}, + {} +}; + +MODULE_DEVICE_TABLE(usb, ttusb_table); + +static struct usb_driver ttusb_driver = { + .name = "ttusb", + .probe = ttusb_probe, + .disconnect = ttusb_disconnect, + .id_table = ttusb_table, +}; + +module_usb_driver(ttusb_driver); + +MODULE_AUTHOR("Holger Waechtler <holger@convergence.de>"); +MODULE_DESCRIPTION("TTUSB DVB Driver"); +MODULE_LICENSE("GPL"); +MODULE_FIRMWARE("ttusb-budget/dspbootcode.bin"); |