diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-06-14 16:35:56 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-13 23:26:31 -0300 |
commit | 786baecfe78f8e25547c628b48a60fc8e5636056 (patch) | |
tree | bb4101ce010f55cbbfc6d93ee13b44b496a028cc /drivers/media/dvb/ttusb-dec/ttusb_dec.c | |
parent | 616300bd51bee80d2d122c205866aa4c20adbaa8 (diff) | |
download | op-kernel-dev-786baecfe78f8e25547c628b48a60fc8e5636056.zip op-kernel-dev-786baecfe78f8e25547c628b48a60fc8e5636056.tar.gz |
[media] dvb-usb: move it to drivers/media/usb/dvb-usb
As media/dvb will be removed, move it to a proper place.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/ttusb-dec/ttusb_dec.c')
-rw-r--r-- | drivers/media/dvb/ttusb-dec/ttusb_dec.c | 1764 |
1 files changed, 0 insertions, 1764 deletions
diff --git a/drivers/media/dvb/ttusb-dec/ttusb_dec.c b/drivers/media/dvb/ttusb-dec/ttusb_dec.c deleted file mode 100644 index 504c812..0000000 --- a/drivers/media/dvb/ttusb-dec/ttusb_dec.c +++ /dev/null @@ -1,1764 +0,0 @@ -/* - * TTUSB DEC Driver - * - * Copyright (C) 2003-2004 Alex Woods <linux-dvb@giblets.org> - * IR support by Peter Beutner <p.beutner@gmx.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/list.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/usb.h> -#include <linux/interrupt.h> -#include <linux/firmware.h> -#include <linux/crc32.h> -#include <linux/init.h> -#include <linux/input.h> - -#include <linux/mutex.h> - -#include "dmxdev.h" -#include "dvb_demux.h" -#include "dvb_filter.h" -#include "dvb_frontend.h" -#include "dvb_net.h" -#include "ttusbdecfe.h" - -static int debug; -static int output_pva; -static int enable_rc; - -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); -module_param(output_pva, int, 0444); -MODULE_PARM_DESC(output_pva, "Output PVA from dvr device (default:off)"); -module_param(enable_rc, int, 0644); -MODULE_PARM_DESC(enable_rc, "Turn on/off IR remote control(default: off)"); - -DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); - -#define dprintk if (debug) printk - -#define DRIVER_NAME "TechnoTrend/Hauppauge DEC USB" - -#define COMMAND_PIPE 0x03 -#define RESULT_PIPE 0x04 -#define IN_PIPE 0x08 -#define OUT_PIPE 0x07 -#define IRQ_PIPE 0x0A - -#define COMMAND_PACKET_SIZE 0x3c -#define ARM_PACKET_SIZE 0x1000 -#define IRQ_PACKET_SIZE 0x8 - -#define ISO_BUF_COUNT 0x04 -#define FRAMES_PER_ISO_BUF 0x04 -#define ISO_FRAME_SIZE 0x0380 - -#define MAX_PVA_LENGTH 6144 - -enum ttusb_dec_model { - TTUSB_DEC2000T, - TTUSB_DEC2540T, - TTUSB_DEC3000S -}; - -enum ttusb_dec_packet_type { - TTUSB_DEC_PACKET_PVA, - TTUSB_DEC_PACKET_SECTION, - TTUSB_DEC_PACKET_EMPTY -}; - -enum ttusb_dec_interface { - TTUSB_DEC_INTERFACE_INITIAL, - TTUSB_DEC_INTERFACE_IN, - TTUSB_DEC_INTERFACE_OUT -}; - -struct ttusb_dec { - enum ttusb_dec_model model; - char *model_name; - char *firmware_name; - int can_playback; - - /* DVB bits */ - struct dvb_adapter adapter; - struct dmxdev dmxdev; - struct dvb_demux demux; - struct dmx_frontend frontend; - struct dvb_net dvb_net; - struct dvb_frontend* fe; - - u16 pid[DMX_PES_OTHER]; - - /* USB bits */ - struct usb_device *udev; - u8 trans_count; - unsigned int command_pipe; - unsigned int result_pipe; - unsigned int in_pipe; - unsigned int out_pipe; - unsigned int irq_pipe; - enum ttusb_dec_interface interface; - struct mutex usb_mutex; - - void *irq_buffer; - struct urb *irq_urb; - dma_addr_t irq_dma_handle; - void *iso_buffer; - dma_addr_t iso_dma_handle; - struct urb *iso_urb[ISO_BUF_COUNT]; - int iso_stream_count; - struct mutex iso_mutex; - - u8 packet[MAX_PVA_LENGTH + 4]; - enum ttusb_dec_packet_type packet_type; - int packet_state; - int packet_length; - int packet_payload_length; - u16 next_packet_id; - - int pva_stream_count; - int filter_stream_count; - - struct dvb_filter_pes2ts a_pes2ts; - struct dvb_filter_pes2ts v_pes2ts; - - u8 v_pes[16 + MAX_PVA_LENGTH]; - int v_pes_length; - int v_pes_postbytes; - - struct list_head urb_frame_list; - struct tasklet_struct urb_tasklet; - spinlock_t urb_frame_list_lock; - - struct dvb_demux_filter *audio_filter; - struct dvb_demux_filter *video_filter; - struct list_head filter_info_list; - spinlock_t filter_info_list_lock; - - struct input_dev *rc_input_dev; - char rc_phys[64]; - - int active; /* Loaded successfully */ -}; - -struct urb_frame { - u8 data[ISO_FRAME_SIZE]; - int length; - struct list_head urb_frame_list; -}; - -struct filter_info { - u8 stream_id; - struct dvb_demux_filter *filter; - struct list_head filter_info_list; -}; - -static u16 rc_keys[] = { - KEY_POWER, - KEY_MUTE, - KEY_1, - KEY_2, - KEY_3, - KEY_4, - KEY_5, - KEY_6, - KEY_7, - KEY_8, - KEY_9, - KEY_0, - KEY_CHANNELUP, - KEY_VOLUMEDOWN, - KEY_OK, - KEY_VOLUMEUP, - KEY_CHANNELDOWN, - KEY_PREVIOUS, - KEY_ESC, - KEY_RED, - KEY_GREEN, - KEY_YELLOW, - KEY_BLUE, - KEY_OPTION, - KEY_M, - KEY_RADIO -}; - -static void ttusb_dec_set_model(struct ttusb_dec *dec, - enum ttusb_dec_model model); - -static void ttusb_dec_handle_irq( struct urb *urb) -{ - struct ttusb_dec * dec = urb->context; - char *buffer = dec->irq_buffer; - int retval; - - switch(urb->status) { - case 0: /*success*/ - break; - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - case -ETIME: - /* this urb is dead, cleanup */ - dprintk("%s:urb shutting down with status: %d\n", - __func__, urb->status); - return; - default: - dprintk("%s:nonzero status received: %d\n", - __func__,urb->status); - goto exit; - } - - if( (buffer[0] == 0x1) && (buffer[2] == 0x15) ) { - /* IR - Event */ - /* this is an fact a bit too simple implementation; - * the box also reports a keyrepeat signal - * (with buffer[3] == 0x40) in an intervall of ~100ms. - * But to handle this correctly we had to imlemenent some - * kind of timer which signals a 'key up' event if no - * keyrepeat signal is received for lets say 200ms. - * this should/could be added later ... - * for now lets report each signal as a key down and up*/ - dprintk("%s:rc signal:%d\n", __func__, buffer[4]); - input_report_key(dec->rc_input_dev, rc_keys[buffer[4] - 1], 1); - input_sync(dec->rc_input_dev); - input_report_key(dec->rc_input_dev, rc_keys[buffer[4] - 1], 0); - input_sync(dec->rc_input_dev); - } - -exit: retval = usb_submit_urb(urb, GFP_ATOMIC); - if(retval) - printk("%s - usb_commit_urb failed with result: %d\n", - __func__, retval); -} - -static u16 crc16(u16 crc, const u8 *buf, size_t len) -{ - u16 tmp; - - while (len--) { - crc ^= *buf++; - crc ^= (u8)crc >> 4; - tmp = (u8)crc; - crc ^= (tmp ^ (tmp << 1)) << 4; - } - return crc; -} - -static int ttusb_dec_send_command(struct ttusb_dec *dec, const u8 command, - int param_length, const u8 params[], - int *result_length, u8 cmd_result[]) -{ - int result, actual_len, i; - u8 *b; - - dprintk("%s\n", __func__); - - b = kmalloc(COMMAND_PACKET_SIZE + 4, GFP_KERNEL); - if (!b) - return -ENOMEM; - - if ((result = mutex_lock_interruptible(&dec->usb_mutex))) { - kfree(b); - printk("%s: Failed to lock usb mutex.\n", __func__); - return result; - } - - b[0] = 0xaa; - b[1] = ++dec->trans_count; - b[2] = command; - b[3] = param_length; - - if (params) - memcpy(&b[4], params, param_length); - - if (debug) { - printk("%s: command: ", __func__); - for (i = 0; i < param_length + 4; i++) - printk("0x%02X ", b[i]); - printk("\n"); - } - - result = usb_bulk_msg(dec->udev, dec->command_pipe, b, - COMMAND_PACKET_SIZE + 4, &actual_len, 1000); - - if (result) { - printk("%s: command bulk message failed: error %d\n", - __func__, result); - mutex_unlock(&dec->usb_mutex); - kfree(b); - return result; - } - - result = usb_bulk_msg(dec->udev, dec->result_pipe, b, - COMMAND_PACKET_SIZE + 4, &actual_len, 1000); - - if (result) { - printk("%s: result bulk message failed: error %d\n", - __func__, result); - mutex_unlock(&dec->usb_mutex); - kfree(b); - return result; - } else { - if (debug) { - printk("%s: result: ", __func__); - for (i = 0; i < actual_len; i++) - printk("0x%02X ", b[i]); - printk("\n"); - } - - if (result_length) - *result_length = b[3]; - if (cmd_result && b[3] > 0) - memcpy(cmd_result, &b[4], b[3]); - - mutex_unlock(&dec->usb_mutex); - - kfree(b); - return 0; - } -} - -static int ttusb_dec_get_stb_state (struct ttusb_dec *dec, unsigned int *mode, - unsigned int *model, unsigned int *version) -{ - u8 c[COMMAND_PACKET_SIZE]; - int c_length; - int result; - __be32 tmp; - - dprintk("%s\n", __func__); - - result = ttusb_dec_send_command(dec, 0x08, 0, NULL, &c_length, c); - if (result) - return result; - - if (c_length >= 0x0c) { - if (mode != NULL) { - memcpy(&tmp, c, 4); - *mode = ntohl(tmp); - } - if (model != NULL) { - memcpy(&tmp, &c[4], 4); - *model = ntohl(tmp); - } - if (version != NULL) { - memcpy(&tmp, &c[8], 4); - *version = ntohl(tmp); - } - return 0; - } else { - return -1; - } -} - -static int ttusb_dec_audio_pes2ts_cb(void *priv, unsigned char *data) -{ - struct ttusb_dec *dec = priv; - - dec->audio_filter->feed->cb.ts(data, 188, NULL, 0, - &dec->audio_filter->feed->feed.ts, - DMX_OK); - - return 0; -} - -static int ttusb_dec_video_pes2ts_cb(void *priv, unsigned char *data) -{ - struct ttusb_dec *dec = priv; - - dec->video_filter->feed->cb.ts(data, 188, NULL, 0, - &dec->video_filter->feed->feed.ts, - DMX_OK); - - return 0; -} - -static void ttusb_dec_set_pids(struct ttusb_dec *dec) -{ - u8 b[] = { 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff }; - - __be16 pcr = htons(dec->pid[DMX_PES_PCR]); - __be16 audio = htons(dec->pid[DMX_PES_AUDIO]); - __be16 video = htons(dec->pid[DMX_PES_VIDEO]); - - dprintk("%s\n", __func__); - - memcpy(&b[0], &pcr, 2); - memcpy(&b[2], &audio, 2); - memcpy(&b[4], &video, 2); - - ttusb_dec_send_command(dec, 0x50, sizeof(b), b, NULL, NULL); - - dvb_filter_pes2ts_init(&dec->a_pes2ts, dec->pid[DMX_PES_AUDIO], - ttusb_dec_audio_pes2ts_cb, dec); - dvb_filter_pes2ts_init(&dec->v_pes2ts, dec->pid[DMX_PES_VIDEO], - ttusb_dec_video_pes2ts_cb, dec); - dec->v_pes_length = 0; - dec->v_pes_postbytes = 0; -} - -static void ttusb_dec_process_pva(struct ttusb_dec *dec, u8 *pva, int length) -{ - if (length < 8) { - printk("%s: packet too short - discarding\n", __func__); - return; - } - - if (length > 8 + MAX_PVA_LENGTH) { - printk("%s: packet too long - discarding\n", __func__); - return; - } - - switch (pva[2]) { - - case 0x01: { /* VideoStream */ - int prebytes = pva[5] & 0x03; - int postbytes = (pva[5] & 0x0c) >> 2; - __be16 v_pes_payload_length; - - if (output_pva) { - dec->video_filter->feed->cb.ts(pva, length, NULL, 0, - &dec->video_filter->feed->feed.ts, DMX_OK); - return; - } - - if (dec->v_pes_postbytes > 0 && - dec->v_pes_postbytes == prebytes) { - memcpy(&dec->v_pes[dec->v_pes_length], - &pva[12], prebytes); - - dvb_filter_pes2ts(&dec->v_pes2ts, dec->v_pes, - dec->v_pes_length + prebytes, 1); - } - - if (pva[5] & 0x10) { - dec->v_pes[7] = 0x80; - dec->v_pes[8] = 0x05; - - dec->v_pes[9] = 0x21 | ((pva[8] & 0xc0) >> 5); - dec->v_pes[10] = ((pva[8] & 0x3f) << 2) | - ((pva[9] & 0xc0) >> 6); - dec->v_pes[11] = 0x01 | - ((pva[9] & 0x3f) << 2) | - ((pva[10] & 0x80) >> 6); - dec->v_pes[12] = ((pva[10] & 0x7f) << 1) | - ((pva[11] & 0xc0) >> 7); - dec->v_pes[13] = 0x01 | ((pva[11] & 0x7f) << 1); - - memcpy(&dec->v_pes[14], &pva[12 + prebytes], - length - 12 - prebytes); - dec->v_pes_length = 14 + length - 12 - prebytes; - } else { - dec->v_pes[7] = 0x00; - dec->v_pes[8] = 0x00; - - memcpy(&dec->v_pes[9], &pva[8], length - 8); - dec->v_pes_length = 9 + length - 8; - } - - dec->v_pes_postbytes = postbytes; - - if (dec->v_pes[9 + dec->v_pes[8]] == 0x00 && - dec->v_pes[10 + dec->v_pes[8]] == 0x00 && - dec->v_pes[11 + dec->v_pes[8]] == 0x01) - dec->v_pes[6] = 0x84; - else - dec->v_pes[6] = 0x80; - - v_pes_payload_length = htons(dec->v_pes_length - 6 + - postbytes); - memcpy(&dec->v_pes[4], &v_pes_payload_length, 2); - - if (postbytes == 0) - dvb_filter_pes2ts(&dec->v_pes2ts, dec->v_pes, - dec->v_pes_length, 1); - - break; - } - - case 0x02: /* MainAudioStream */ - if (output_pva) { - dec->audio_filter->feed->cb.ts(pva, length, NULL, 0, - &dec->audio_filter->feed->feed.ts, DMX_OK); - return; - } - - dvb_filter_pes2ts(&dec->a_pes2ts, &pva[8], length - 8, - pva[5] & 0x10); - break; - - default: - printk("%s: unknown PVA type: %02x.\n", __func__, - pva[2]); - break; - } -} - -static void ttusb_dec_process_filter(struct ttusb_dec *dec, u8 *packet, - int length) -{ - struct list_head *item; - struct filter_info *finfo; - struct dvb_demux_filter *filter = NULL; - unsigned long flags; - u8 sid; - - sid = packet[1]; - spin_lock_irqsave(&dec->filter_info_list_lock, flags); - for (item = dec->filter_info_list.next; item != &dec->filter_info_list; - item = item->next) { - finfo = list_entry(item, struct filter_info, filter_info_list); - if (finfo->stream_id == sid) { - filter = finfo->filter; - break; - } - } - spin_unlock_irqrestore(&dec->filter_info_list_lock, flags); - - if (filter) - filter->feed->cb.sec(&packet[2], length - 2, NULL, 0, - &filter->filter, DMX_OK); -} - -static void ttusb_dec_process_packet(struct ttusb_dec *dec) -{ - int i; - u16 csum = 0; - u16 packet_id; - - if (dec->packet_length % 2) { - printk("%s: odd sized packet - discarding\n", __func__); - return; - } - - for (i = 0; i < dec->packet_length; i += 2) - csum ^= ((dec->packet[i] << 8) + dec->packet[i + 1]); - - if (csum) { - printk("%s: checksum failed - discarding\n", __func__); - return; - } - - packet_id = dec->packet[dec->packet_length - 4] << 8; - packet_id += dec->packet[dec->packet_length - 3]; - - if ((packet_id != dec->next_packet_id) && dec->next_packet_id) { - printk("%s: warning: lost packets between %u and %u\n", - __func__, dec->next_packet_id - 1, packet_id); - } - - if (packet_id == 0xffff) - dec->next_packet_id = 0x8000; - else - dec->next_packet_id = packet_id + 1; - - switch (dec->packet_type) { - case TTUSB_DEC_PACKET_PVA: - if (dec->pva_stream_count) - ttusb_dec_process_pva(dec, dec->packet, - dec->packet_payload_length); - break; - - case TTUSB_DEC_PACKET_SECTION: - if (dec->filter_stream_count) - ttusb_dec_process_filter(dec, dec->packet, - dec->packet_payload_length); - break; - - case TTUSB_DEC_PACKET_EMPTY: - break; - } -} - -static void swap_bytes(u8 *b, int length) -{ - u8 c; - - length -= length % 2; - for (; length; b += 2, length -= 2) { - c = *b; - *b = *(b + 1); - *(b + 1) = c; - } -} - -static void ttusb_dec_process_urb_frame(struct ttusb_dec *dec, u8 *b, - int length) -{ - swap_bytes(b, length); - - while (length) { - switch (dec->packet_state) { - - case 0: - case 1: - case 2: - if (*b++ == 0xaa) - dec->packet_state++; - else - dec->packet_state = 0; - - length--; - break; - - case 3: - if (*b == 0x00) { - dec->packet_state++; - dec->packet_length = 0; - } else if (*b != 0xaa) { - dec->packet_state = 0; - } - - b++; - length--; - break; - - case 4: - dec->packet[dec->packet_length++] = *b++; - - if (dec->packet_length == 2) { - if (dec->packet[0] == 'A' && - dec->packet[1] == 'V') { - dec->packet_type = - TTUSB_DEC_PACKET_PVA; - dec->packet_state++; - } else if (dec->packet[0] == 'S') { - dec->packet_type = - TTUSB_DEC_PACKET_SECTION; - dec->packet_state++; - } else if (dec->packet[0] == 0x00) { - dec->packet_type = - TTUSB_DEC_PACKET_EMPTY; - dec->packet_payload_length = 2; - dec->packet_state = 7; - } else { - printk("%s: unknown packet type: " - "%02x%02x\n", __func__, - dec->packet[0], dec->packet[1]); - dec->packet_state = 0; - } - } - - length--; - break; - - case 5: - dec->packet[dec->packet_length++] = *b++; - - if (dec->packet_type == TTUSB_DEC_PACKET_PVA && - dec->packet_length == 8) { - dec->packet_state++; - dec->packet_payload_length = 8 + - (dec->packet[6] << 8) + - dec->packet[7]; - } else if (dec->packet_type == - TTUSB_DEC_PACKET_SECTION && - dec->packet_length == 5) { - dec->packet_state++; - dec->packet_payload_length = 5 + - ((dec->packet[3] & 0x0f) << 8) + - dec->packet[4]; - } - - length--; - break; - - case 6: { - int remainder = dec->packet_payload_length - - dec->packet_length; - - if (length >= remainder) { - memcpy(dec->packet + dec->packet_length, - b, remainder); - dec->packet_length += remainder; - b += remainder; - length -= remainder; - dec->packet_state++; - } else { - memcpy(&dec->packet[dec->packet_length], - b, length); - dec->packet_length += length; - length = 0; - } - - break; - } - - case 7: { - int tail = 4; - - dec->packet[dec->packet_length++] = *b++; - - if (dec->packet_type == TTUSB_DEC_PACKET_SECTION && - dec->packet_payload_length % 2) - tail++; - - if (dec->packet_length == - dec->packet_payload_length + tail) { - ttusb_dec_process_packet(dec); - dec->packet_state = 0; - } - - length--; - break; - } - - default: - printk("%s: illegal packet state encountered.\n", - __func__); - dec->packet_state = 0; - } - } -} - -static void ttusb_dec_process_urb_frame_list(unsigned long data) -{ - struct ttusb_dec *dec = (struct ttusb_dec *)data; - struct list_head *item; - struct urb_frame *frame; - unsigned long flags; - - while (1) { - spin_lock_irqsave(&dec->urb_frame_list_lock, flags); - if ((item = dec->urb_frame_list.next) != &dec->urb_frame_list) { - frame = list_entry(item, struct urb_frame, - urb_frame_list); - list_del(&frame->urb_frame_list); - } else { - spin_unlock_irqrestore(&dec->urb_frame_list_lock, - flags); - return; - } - spin_unlock_irqrestore(&dec->urb_frame_list_lock, flags); - - ttusb_dec_process_urb_frame(dec, frame->data, frame->length); - kfree(frame); - } -} - -static void ttusb_dec_process_urb(struct urb *urb) -{ - struct ttusb_dec *dec = urb->context; - - if (!urb->status) { - int i; - - for (i = 0; i < FRAMES_PER_ISO_BUF; i++) { - struct usb_iso_packet_descriptor *d; - u8 *b; - int length; - struct urb_frame *frame; - - d = &urb->iso_frame_desc[i]; - b = urb->transfer_buffer + d->offset; - length = d->actual_length; - - if ((frame = kmalloc(sizeof(struct urb_frame), - GFP_ATOMIC))) { - unsigned long flags; - - memcpy(frame->data, b, length); - frame->length = length; - - spin_lock_irqsave(&dec->urb_frame_list_lock, - flags); - list_add_tail(&frame->urb_frame_list, - &dec->urb_frame_list); - spin_unlock_irqrestore(&dec->urb_frame_list_lock, - flags); - - tasklet_schedule(&dec->urb_tasklet); - } - } - } else { - /* -ENOENT is expected when unlinking urbs */ - if (urb->status != -ENOENT) - dprintk("%s: urb error: %d\n", __func__, - urb->status); - } - - if (dec->iso_stream_count) - usb_submit_urb(urb, GFP_ATOMIC); -} - -static void ttusb_dec_setup_urbs(struct ttusb_dec *dec) -{ - int i, j, buffer_offset = 0; - - dprintk("%s\n", __func__); - - for (i = 0; i < ISO_BUF_COUNT; i++) { - int frame_offset = 0; - struct urb *urb = dec->iso_urb[i]; - - urb->dev = dec->udev; - urb->context = dec; - urb->complete = ttusb_dec_process_urb; - urb->pipe = dec->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 = dec->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; - } - } -} - -static void ttusb_dec_stop_iso_xfer(struct ttusb_dec *dec) -{ - int i; - - dprintk("%s\n", __func__); - - if (mutex_lock_interruptible(&dec->iso_mutex)) - return; - - dec->iso_stream_count--; - - if (!dec->iso_stream_count) { - for (i = 0; i < ISO_BUF_COUNT; i++) - usb_kill_urb(dec->iso_urb[i]); - } - - mutex_unlock(&dec->iso_mutex); -} - -/* Setting the interface of the DEC tends to take down the USB communications - * for a short period, so it's important not to call this function just before - * trying to talk to it. - */ -static int ttusb_dec_set_interface(struct ttusb_dec *dec, - enum ttusb_dec_interface interface) -{ - int result = 0; - u8 b[] = { 0x05 }; - - if (interface != dec->interface) { - switch (interface) { - case TTUSB_DEC_INTERFACE_INITIAL: - result = usb_set_interface(dec->udev, 0, 0); - break; - case TTUSB_DEC_INTERFACE_IN: - result = ttusb_dec_send_command(dec, 0x80, sizeof(b), - b, NULL, NULL); - if (result) - return result; - result = usb_set_interface(dec->udev, 0, 8); - break; - case TTUSB_DEC_INTERFACE_OUT: - result = usb_set_interface(dec->udev, 0, 1); - break; - } - - if (result) - return result; - - dec->interface = interface; - } - - return 0; -} - -static int ttusb_dec_start_iso_xfer(struct ttusb_dec *dec) -{ - int i, result; - - dprintk("%s\n", __func__); - - if (mutex_lock_interruptible(&dec->iso_mutex)) - return -EAGAIN; - - if (!dec->iso_stream_count) { - ttusb_dec_setup_urbs(dec); - - dec->packet_state = 0; - dec->v_pes_postbytes = 0; - dec->next_packet_id = 0; - - for (i = 0; i < ISO_BUF_COUNT; i++) { - if ((result = usb_submit_urb(dec->iso_urb[i], - GFP_ATOMIC))) { - printk("%s: failed urb submission %d: " - "error %d\n", __func__, i, result); - - while (i) { - usb_kill_urb(dec->iso_urb[i - 1]); - i--; - } - - mutex_unlock(&dec->iso_mutex); - return result; - } - } - } - - dec->iso_stream_count++; - - mutex_unlock(&dec->iso_mutex); - - return 0; -} - -static int ttusb_dec_start_ts_feed(struct dvb_demux_feed *dvbdmxfeed) -{ - struct dvb_demux *dvbdmx = dvbdmxfeed->demux; - struct ttusb_dec *dec = dvbdmx->priv; - u8 b0[] = { 0x05 }; - int result = 0; - - dprintk("%s\n", __func__); - - dprintk(" ts_type:"); - - if (dvbdmxfeed->ts_type & TS_DECODER) - dprintk(" TS_DECODER"); - - if (dvbdmxfeed->ts_type & TS_PACKET) - dprintk(" TS_PACKET"); - - if (dvbdmxfeed->ts_type & TS_PAYLOAD_ONLY) - dprintk(" TS_PAYLOAD_ONLY"); - - dprintk("\n"); - - switch (dvbdmxfeed->pes_type) { - - case DMX_TS_PES_VIDEO: - dprintk(" pes_type: DMX_TS_PES_VIDEO\n"); - dec->pid[DMX_PES_PCR] = dvbdmxfeed->pid; - dec->pid[DMX_PES_VIDEO] = dvbdmxfeed->pid; - dec->video_filter = dvbdmxfeed->filter; - ttusb_dec_set_pids(dec); - break; - - case DMX_TS_PES_AUDIO: - dprintk(" pes_type: DMX_TS_PES_AUDIO\n"); - dec->pid[DMX_PES_AUDIO] = dvbdmxfeed->pid; - dec->audio_filter = dvbdmxfeed->filter; - ttusb_dec_set_pids(dec); - break; - - case DMX_TS_PES_TELETEXT: - dec->pid[DMX_PES_TELETEXT] = dvbdmxfeed->pid; - dprintk(" pes_type: DMX_TS_PES_TELETEXT(not supported)\n"); - return -ENOSYS; - - case DMX_TS_PES_PCR: - dprintk(" pes_type: DMX_TS_PES_PCR\n"); - dec->pid[DMX_PES_PCR] = dvbdmxfeed->pid; - ttusb_dec_set_pids(dec); - break; - - case DMX_TS_PES_OTHER: - dprintk(" pes_type: DMX_TS_PES_OTHER(not supported)\n"); - return -ENOSYS; - - default: - dprintk(" pes_type: unknown (%d)\n", dvbdmxfeed->pes_type); - return -EINVAL; - - } - - result = ttusb_dec_send_command(dec, 0x80, sizeof(b0), b0, NULL, NULL); - if (result) - return result; - - dec->pva_stream_count++; - return ttusb_dec_start_iso_xfer(dec); -} - -static int ttusb_dec_start_sec_feed(struct dvb_demux_feed *dvbdmxfeed) -{ - struct ttusb_dec *dec = dvbdmxfeed->demux->priv; - u8 b0[] = { 0x00, 0x00, 0x00, 0x01, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0xff, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00 }; - __be16 pid; - u8 c[COMMAND_PACKET_SIZE]; - int c_length; - int result; - struct filter_info *finfo; - unsigned long flags; - u8 x = 1; - - dprintk("%s\n", __func__); - - pid = htons(dvbdmxfeed->pid); - memcpy(&b0[0], &pid, 2); - memcpy(&b0[4], &x, 1); - memcpy(&b0[5], &dvbdmxfeed->filter->filter.filter_value[0], 1); - - result = ttusb_dec_send_command(dec, 0x60, sizeof(b0), b0, - &c_length, c); - - if (!result) { - if (c_length == 2) { - if (!(finfo = kmalloc(sizeof(struct filter_info), - GFP_ATOMIC))) - return -ENOMEM; - - finfo->stream_id = c[1]; - finfo->filter = dvbdmxfeed->filter; - - spin_lock_irqsave(&dec->filter_info_list_lock, flags); - list_add_tail(&finfo->filter_info_list, - &dec->filter_info_list); - spin_unlock_irqrestore(&dec->filter_info_list_lock, - flags); - - dvbdmxfeed->priv = finfo; - - dec->filter_stream_count++; - return ttusb_dec_start_iso_xfer(dec); - } - - return -EAGAIN; - } else - return result; -} - -static int ttusb_dec_start_feed(struct dvb_demux_feed *dvbdmxfeed) -{ - struct dvb_demux *dvbdmx = dvbdmxfeed->demux; - - dprintk("%s\n", __func__); - - if (!dvbdmx->dmx.frontend) - return -EINVAL; - - dprintk(" pid: 0x%04X\n", dvbdmxfeed->pid); - - switch (dvbdmxfeed->type) { - - case DMX_TYPE_TS: - return ttusb_dec_start_ts_feed(dvbdmxfeed); - break; - - case DMX_TYPE_SEC: - return ttusb_dec_start_sec_feed(dvbdmxfeed); - break; - - default: - dprintk(" type: unknown (%d)\n", dvbdmxfeed->type); - return -EINVAL; - - } -} - -static int ttusb_dec_stop_ts_feed(struct dvb_demux_feed *dvbdmxfeed) -{ - struct ttusb_dec *dec = dvbdmxfeed->demux->priv; - u8 b0[] = { 0x00 }; - - ttusb_dec_send_command(dec, 0x81, sizeof(b0), b0, NULL, NULL); - - dec->pva_stream_count--; - - ttusb_dec_stop_iso_xfer(dec); - - return 0; -} - -static int ttusb_dec_stop_sec_feed(struct dvb_demux_feed *dvbdmxfeed) -{ - struct ttusb_dec *dec = dvbdmxfeed->demux->priv; - u8 b0[] = { 0x00, 0x00 }; - struct filter_info *finfo = (struct filter_info *)dvbdmxfeed->priv; - unsigned long flags; - - b0[1] = finfo->stream_id; - spin_lock_irqsave(&dec->filter_info_list_lock, flags); - list_del(&finfo->filter_info_list); - spin_unlock_irqrestore(&dec->filter_info_list_lock, flags); - kfree(finfo); - ttusb_dec_send_command(dec, 0x62, sizeof(b0), b0, NULL, NULL); - - dec->filter_stream_count--; - - ttusb_dec_stop_iso_xfer(dec); - - return 0; -} - -static int ttusb_dec_stop_feed(struct dvb_demux_feed *dvbdmxfeed) -{ - dprintk("%s\n", __func__); - - switch (dvbdmxfeed->type) { - case DMX_TYPE_TS: - return ttusb_dec_stop_ts_feed(dvbdmxfeed); - break; - - case DMX_TYPE_SEC: - return ttusb_dec_stop_sec_feed(dvbdmxfeed); - break; - } - - return 0; -} - -static void ttusb_dec_free_iso_urbs(struct ttusb_dec *dec) -{ - int i; - - dprintk("%s\n", __func__); - - for (i = 0; i < ISO_BUF_COUNT; i++) - usb_free_urb(dec->iso_urb[i]); - - pci_free_consistent(NULL, - ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * - ISO_BUF_COUNT), - dec->iso_buffer, dec->iso_dma_handle); -} - -static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec) -{ - int i; - - dprintk("%s\n", __func__); - - dec->iso_buffer = pci_alloc_consistent(NULL, - ISO_FRAME_SIZE * - (FRAMES_PER_ISO_BUF * - ISO_BUF_COUNT), - &dec->iso_dma_handle); - - if (!dec->iso_buffer) { - dprintk("%s: pci_alloc_consistent - not enough memory\n", - __func__); - return -ENOMEM; - } - - memset(dec->iso_buffer, 0, - ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * ISO_BUF_COUNT)); - - for (i = 0; i < ISO_BUF_COUNT; i++) { - struct urb *urb; - - if (!(urb = usb_alloc_urb(FRAMES_PER_ISO_BUF, GFP_ATOMIC))) { - ttusb_dec_free_iso_urbs(dec); - return -ENOMEM; - } - - dec->iso_urb[i] = urb; - } - - ttusb_dec_setup_urbs(dec); - - return 0; -} - -static void ttusb_dec_init_tasklet(struct ttusb_dec *dec) -{ - spin_lock_init(&dec->urb_frame_list_lock); - INIT_LIST_HEAD(&dec->urb_frame_list); - tasklet_init(&dec->urb_tasklet, ttusb_dec_process_urb_frame_list, - (unsigned long)dec); -} - -static int ttusb_init_rc( struct ttusb_dec *dec) -{ - struct input_dev *input_dev; - u8 b[] = { 0x00, 0x01 }; - int i; - int err; - - usb_make_path(dec->udev, dec->rc_phys, sizeof(dec->rc_phys)); - strlcat(dec->rc_phys, "/input0", sizeof(dec->rc_phys)); - - input_dev = input_allocate_device(); - if (!input_dev) - return -ENOMEM; - - input_dev->name = "ttusb_dec remote control"; - input_dev->phys = dec->rc_phys; - input_dev->evbit[0] = BIT_MASK(EV_KEY); - input_dev->keycodesize = sizeof(u16); - input_dev->keycodemax = 0x1a; - input_dev->keycode = rc_keys; - - for (i = 0; i < ARRAY_SIZE(rc_keys); i++) - set_bit(rc_keys[i], input_dev->keybit); - - err = input_register_device(input_dev); - if (err) { - input_free_device(input_dev); - return err; - } - - dec->rc_input_dev = input_dev; - if (usb_submit_urb(dec->irq_urb, GFP_KERNEL)) - printk("%s: usb_submit_urb failed\n",__func__); - /* enable irq pipe */ - ttusb_dec_send_command(dec,0xb0,sizeof(b),b,NULL,NULL); - - return 0; -} - -static void ttusb_dec_init_v_pes(struct ttusb_dec *dec) -{ - dprintk("%s\n", __func__); - - dec->v_pes[0] = 0x00; - dec->v_pes[1] = 0x00; - dec->v_pes[2] = 0x01; - dec->v_pes[3] = 0xe0; -} - -static int ttusb_dec_init_usb(struct ttusb_dec *dec) -{ - dprintk("%s\n", __func__); - - mutex_init(&dec->usb_mutex); - mutex_init(&dec->iso_mutex); - - dec->command_pipe = usb_sndbulkpipe(dec->udev, COMMAND_PIPE); - dec->result_pipe = usb_rcvbulkpipe(dec->udev, RESULT_PIPE); - dec->in_pipe = usb_rcvisocpipe(dec->udev, IN_PIPE); - dec->out_pipe = usb_sndisocpipe(dec->udev, OUT_PIPE); - dec->irq_pipe = usb_rcvintpipe(dec->udev, IRQ_PIPE); - - if(enable_rc) { - dec->irq_urb = usb_alloc_urb(0, GFP_KERNEL); - if(!dec->irq_urb) { - return -ENOMEM; - } - dec->irq_buffer = usb_alloc_coherent(dec->udev,IRQ_PACKET_SIZE, - GFP_ATOMIC, &dec->irq_dma_handle); - if(!dec->irq_buffer) { - usb_free_urb(dec->irq_urb); - return -ENOMEM; - } - usb_fill_int_urb(dec->irq_urb, dec->udev,dec->irq_pipe, - dec->irq_buffer, IRQ_PACKET_SIZE, - ttusb_dec_handle_irq, dec, 1); - dec->irq_urb->transfer_dma = dec->irq_dma_handle; - dec->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - } - - return ttusb_dec_alloc_iso_urbs(dec); -} - -static int ttusb_dec_boot_dsp(struct ttusb_dec *dec) -{ - int i, j, actual_len, result, size, trans_count; - u8 b0[] = { 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x61, 0x00 }; - u8 b1[] = { 0x61 }; - u8 *b; - char idstring[21]; - const u8 *firmware = NULL; - size_t firmware_size = 0; - u16 firmware_csum = 0; - __be16 firmware_csum_ns; - __be32 firmware_size_nl; - u32 crc32_csum, crc32_check; - __be32 tmp; - const struct firmware *fw_entry = NULL; - - dprintk("%s\n", __func__); - - if (request_firmware(&fw_entry, dec->firmware_name, &dec->udev->dev)) { - printk(KERN_ERR "%s: Firmware (%s) unavailable.\n", - __func__, dec->firmware_name); - return 1; - } - - firmware = fw_entry->data; - firmware_size = fw_entry->size; - - if (firmware_size < 60) { - printk("%s: firmware size too small for DSP code (%zu < 60).\n", - __func__, firmware_size); - release_firmware(fw_entry); - return -1; - } - - /* a 32 bit checksum over the first 56 bytes of the DSP Code is stored - at offset 56 of file, so use it to check if the firmware file is - valid. */ - crc32_csum = crc32(~0L, firmware, 56) ^ ~0L; - memcpy(&tmp, &firmware[56], 4); - crc32_check = ntohl(tmp); - if (crc32_csum != crc32_check) { - printk("%s: crc32 check of DSP code failed (calculated " - "0x%08x != 0x%08x in file), file invalid.\n", - __func__, crc32_csum, crc32_check); - release_firmware(fw_entry); - return -1; - } - memcpy(idstring, &firmware[36], 20); - idstring[20] = '\0'; - printk(KERN_INFO "ttusb_dec: found DSP code \"%s\".\n", idstring); - - firmware_size_nl = htonl(firmware_size); - memcpy(b0, &firmware_size_nl, 4); - firmware_csum = crc16(~0, firmware, firmware_size) ^ ~0; - firmware_csum_ns = htons(firmware_csum); - memcpy(&b0[6], &firmware_csum_ns, 2); - - result = ttusb_dec_send_command(dec, 0x41, sizeof(b0), b0, NULL, NULL); - - if (result) { - release_firmware(fw_entry); - return result; - } - - trans_count = 0; - j = 0; - - b = kmalloc(ARM_PACKET_SIZE, GFP_KERNEL); - if (b == NULL) { - release_firmware(fw_entry); - return -ENOMEM; - } - - for (i = 0; i < firmware_size; i += COMMAND_PACKET_SIZE) { - size = firmware_size - i; - if (size > COMMAND_PACKET_SIZE) - size = COMMAND_PACKET_SIZE; - - b[j + 0] = 0xaa; - b[j + 1] = trans_count++; - b[j + 2] = 0xf0; - b[j + 3] = size; - memcpy(&b[j + 4], &firmware[i], size); - - j += COMMAND_PACKET_SIZE + 4; - - if (j >= ARM_PACKET_SIZE) { - result = usb_bulk_msg(dec->udev, dec->command_pipe, b, - ARM_PACKET_SIZE, &actual_len, - 100); - j = 0; - } else if (size < COMMAND_PACKET_SIZE) { - result = usb_bulk_msg(dec->udev, dec->command_pipe, b, - j - COMMAND_PACKET_SIZE + size, - &actual_len, 100); - } - } - - result = ttusb_dec_send_command(dec, 0x43, sizeof(b1), b1, NULL, NULL); - - release_firmware(fw_entry); - kfree(b); - - return result; -} - -static int ttusb_dec_init_stb(struct ttusb_dec *dec) -{ - int result; - unsigned int mode = 0, model = 0, version = 0; - - dprintk("%s\n", __func__); - - result = ttusb_dec_get_stb_state(dec, &mode, &model, &version); - - if (!result) { - if (!mode) { - if (version == 0xABCDEFAB) - printk(KERN_INFO "ttusb_dec: no version " - "info in Firmware\n"); - else - printk(KERN_INFO "ttusb_dec: Firmware " - "%x.%02x%c%c\n", - version >> 24, (version >> 16) & 0xff, - (version >> 8) & 0xff, version & 0xff); - - result = ttusb_dec_boot_dsp(dec); - if (result) - return result; - else - return 1; - } else { - /* We can't trust the USB IDs that some firmwares - give the box */ - switch (model) { - case 0x00070001: - case 0x00070008: - case 0x0007000c: - ttusb_dec_set_model(dec, TTUSB_DEC3000S); - break; - case 0x00070009: - case 0x00070013: - ttusb_dec_set_model(dec, TTUSB_DEC2000T); - break; - case 0x00070011: - ttusb_dec_set_model(dec, TTUSB_DEC2540T); - break; - default: - printk(KERN_ERR "%s: unknown model returned " - "by firmware (%08x) - please report\n", - __func__, model); - return -1; - break; - } - - if (version >= 0x01770000) - dec->can_playback = 1; - - return 0; - } - } - else - return result; -} - -static int ttusb_dec_init_dvb(struct ttusb_dec *dec) -{ - int result; - - dprintk("%s\n", __func__); - - if ((result = dvb_register_adapter(&dec->adapter, - dec->model_name, THIS_MODULE, - &dec->udev->dev, - adapter_nr)) < 0) { - printk("%s: dvb_register_adapter failed: error %d\n", - __func__, result); - - return result; - } - - dec->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING; - - dec->demux.priv = (void *)dec; - dec->demux.filternum = 31; - dec->demux.feednum = 31; - dec->demux.start_feed = ttusb_dec_start_feed; - dec->demux.stop_feed = ttusb_dec_stop_feed; - dec->demux.write_to_decoder = NULL; - - if ((result = dvb_dmx_init(&dec->demux)) < 0) { - printk("%s: dvb_dmx_init failed: error %d\n", __func__, - result); - - dvb_unregister_adapter(&dec->adapter); - - return result; - } - - dec->dmxdev.filternum = 32; - dec->dmxdev.demux = &dec->demux.dmx; - dec->dmxdev.capabilities = 0; - - if ((result = dvb_dmxdev_init(&dec->dmxdev, &dec->adapter)) < 0) { - printk("%s: dvb_dmxdev_init failed: error %d\n", - __func__, result); - - dvb_dmx_release(&dec->demux); - dvb_unregister_adapter(&dec->adapter); - - return result; - } - - dec->frontend.source = DMX_FRONTEND_0; - - if ((result = dec->demux.dmx.add_frontend(&dec->demux.dmx, - &dec->frontend)) < 0) { - printk("%s: dvb_dmx_init failed: error %d\n", __func__, - result); - - dvb_dmxdev_release(&dec->dmxdev); - dvb_dmx_release(&dec->demux); - dvb_unregister_adapter(&dec->adapter); - - return result; - } - - if ((result = dec->demux.dmx.connect_frontend(&dec->demux.dmx, - &dec->frontend)) < 0) { - printk("%s: dvb_dmx_init failed: error %d\n", __func__, - result); - - dec->demux.dmx.remove_frontend(&dec->demux.dmx, &dec->frontend); - dvb_dmxdev_release(&dec->dmxdev); - dvb_dmx_release(&dec->demux); - dvb_unregister_adapter(&dec->adapter); - - return result; - } - - dvb_net_init(&dec->adapter, &dec->dvb_net, &dec->demux.dmx); - - return 0; -} - -static void ttusb_dec_exit_dvb(struct ttusb_dec *dec) -{ - dprintk("%s\n", __func__); - - dvb_net_release(&dec->dvb_net); - dec->demux.dmx.close(&dec->demux.dmx); - dec->demux.dmx.remove_frontend(&dec->demux.dmx, &dec->frontend); - dvb_dmxdev_release(&dec->dmxdev); - dvb_dmx_release(&dec->demux); - if (dec->fe) { - dvb_unregister_frontend(dec->fe); - if (dec->fe->ops.release) - dec->fe->ops.release(dec->fe); - } - dvb_unregister_adapter(&dec->adapter); -} - -static void ttusb_dec_exit_rc(struct ttusb_dec *dec) -{ - - dprintk("%s\n", __func__); - /* we have to check whether the irq URB is already submitted. - * As the irq is submitted after the interface is changed, - * this is the best method i figured out. - * Any others?*/ - if (dec->interface == TTUSB_DEC_INTERFACE_IN) - usb_kill_urb(dec->irq_urb); - - usb_free_urb(dec->irq_urb); - - usb_free_coherent(dec->udev,IRQ_PACKET_SIZE, - dec->irq_buffer, dec->irq_dma_handle); - - if (dec->rc_input_dev) { - input_unregister_device(dec->rc_input_dev); - dec->rc_input_dev = NULL; - } -} - - -static void ttusb_dec_exit_usb(struct ttusb_dec *dec) -{ - int i; - - dprintk("%s\n", __func__); - - dec->iso_stream_count = 0; - - for (i = 0; i < ISO_BUF_COUNT; i++) - usb_kill_urb(dec->iso_urb[i]); - - ttusb_dec_free_iso_urbs(dec); -} - -static void ttusb_dec_exit_tasklet(struct ttusb_dec *dec) -{ - struct list_head *item; - struct urb_frame *frame; - - tasklet_kill(&dec->urb_tasklet); - - while ((item = dec->urb_frame_list.next) != &dec->urb_frame_list) { - frame = list_entry(item, struct urb_frame, urb_frame_list); - list_del(&frame->urb_frame_list); - kfree(frame); - } -} - -static void ttusb_dec_init_filters(struct ttusb_dec *dec) -{ - INIT_LIST_HEAD(&dec->filter_info_list); - spin_lock_init(&dec->filter_info_list_lock); -} - -static void ttusb_dec_exit_filters(struct ttusb_dec *dec) -{ - struct list_head *item; - struct filter_info *finfo; - - while ((item = dec->filter_info_list.next) != &dec->filter_info_list) { - finfo = list_entry(item, struct filter_info, filter_info_list); - list_del(&finfo->filter_info_list); - kfree(finfo); - } -} - -static int fe_send_command(struct dvb_frontend* fe, const u8 command, - int param_length, const u8 params[], - int *result_length, u8 cmd_result[]) -{ - struct ttusb_dec* dec = fe->dvb->priv; - return ttusb_dec_send_command(dec, command, param_length, params, result_length, cmd_result); -} - -static struct ttusbdecfe_config fe_config = { - .send_command = fe_send_command -}; - -static int ttusb_dec_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - struct usb_device *udev; - struct ttusb_dec *dec; - - dprintk("%s\n", __func__); - - udev = interface_to_usbdev(intf); - - if (!(dec = kzalloc(sizeof(struct ttusb_dec), GFP_KERNEL))) { - printk("%s: couldn't allocate memory.\n", __func__); - return -ENOMEM; - } - - usb_set_intfdata(intf, (void *)dec); - - switch (id->idProduct) { - case 0x1006: - ttusb_dec_set_model(dec, TTUSB_DEC3000S); - break; - - case 0x1008: - ttusb_dec_set_model(dec, TTUSB_DEC2000T); - break; - - case 0x1009: - ttusb_dec_set_model(dec, TTUSB_DEC2540T); - break; - } - - dec->udev = udev; - - if (ttusb_dec_init_usb(dec)) - return 0; - if (ttusb_dec_init_stb(dec)) { - ttusb_dec_exit_usb(dec); - return 0; - } - ttusb_dec_init_dvb(dec); - - dec->adapter.priv = dec; - switch (id->idProduct) { - case 0x1006: - dec->fe = ttusbdecfe_dvbs_attach(&fe_config); - break; - - case 0x1008: - case 0x1009: - dec->fe = ttusbdecfe_dvbt_attach(&fe_config); - break; - } - - if (dec->fe == NULL) { - printk("dvb-ttusb-dec: A frontend driver was not found for device [%04x:%04x]\n", - le16_to_cpu(dec->udev->descriptor.idVendor), - le16_to_cpu(dec->udev->descriptor.idProduct)); - } else { - if (dvb_register_frontend(&dec->adapter, dec->fe)) { - printk("budget-ci: Frontend registration failed!\n"); - if (dec->fe->ops.release) - dec->fe->ops.release(dec->fe); - dec->fe = NULL; - } - } - - ttusb_dec_init_v_pes(dec); - ttusb_dec_init_filters(dec); - ttusb_dec_init_tasklet(dec); - - dec->active = 1; - - ttusb_dec_set_interface(dec, TTUSB_DEC_INTERFACE_IN); - - if (enable_rc) - ttusb_init_rc(dec); - - return 0; -} - -static void ttusb_dec_disconnect(struct usb_interface *intf) -{ - struct ttusb_dec *dec = usb_get_intfdata(intf); - - usb_set_intfdata(intf, NULL); - - dprintk("%s\n", __func__); - - if (dec->active) { - ttusb_dec_exit_tasklet(dec); - ttusb_dec_exit_filters(dec); - if(enable_rc) - ttusb_dec_exit_rc(dec); - ttusb_dec_exit_usb(dec); - ttusb_dec_exit_dvb(dec); - } - - kfree(dec); -} - -static void ttusb_dec_set_model(struct ttusb_dec *dec, - enum ttusb_dec_model model) -{ - dec->model = model; - - switch (model) { - case TTUSB_DEC2000T: - dec->model_name = "DEC2000-t"; - dec->firmware_name = "dvb-ttusb-dec-2000t.fw"; - break; - - case TTUSB_DEC2540T: - dec->model_name = "DEC2540-t"; - dec->firmware_name = "dvb-ttusb-dec-2540t.fw"; - break; - - case TTUSB_DEC3000S: - dec->model_name = "DEC3000-s"; - dec->firmware_name = "dvb-ttusb-dec-3000s.fw"; - break; - } -} - -static struct usb_device_id ttusb_dec_table[] = { - {USB_DEVICE(0x0b48, 0x1006)}, /* DEC3000-s */ - /*{USB_DEVICE(0x0b48, 0x1007)}, Unconfirmed */ - {USB_DEVICE(0x0b48, 0x1008)}, /* DEC2000-t */ - {USB_DEVICE(0x0b48, 0x1009)}, /* DEC2540-t */ - {} -}; - -static struct usb_driver ttusb_dec_driver = { - .name = "ttusb-dec", - .probe = ttusb_dec_probe, - .disconnect = ttusb_dec_disconnect, - .id_table = ttusb_dec_table, -}; - -module_usb_driver(ttusb_dec_driver); - -MODULE_AUTHOR("Alex Woods <linux-dvb@giblets.org>"); -MODULE_DESCRIPTION(DRIVER_NAME); -MODULE_LICENSE("GPL"); -MODULE_DEVICE_TABLE(usb, ttusb_dec_table); |