| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Arnd Bergmann | 2424 | 21.34% | 1 | 0.75% |
| Mauro Carvalho Chehab | 2064 | 18.17% | 47 | 35.34% |
| Aidan Thornton | 1247 | 10.98% | 2 | 1.50% |
| Antti Palosaari | 1138 | 10.02% | 24 | 18.05% |
| Satoshi Nagahama | 885 | 7.79% | 1 | 0.75% |
| Martin Blumenstingl | 753 | 6.63% | 3 | 2.26% |
| Eddi De Pieri | 591 | 5.20% | 1 | 0.75% |
| Devin Heitmueller | 451 | 3.97% | 11 | 8.27% |
| Brad Love | 394 | 3.47% | 5 | 3.76% |
| Shuah Khan | 275 | 2.42% | 3 | 2.26% |
| Frank Schäfer | 231 | 2.03% | 7 | 5.26% |
| Olli Salonen | 230 | 2.03% | 4 | 3.01% |
| Kevin Cheng | 169 | 1.49% | 1 | 0.75% |
| Jarod Wilson | 155 | 1.36% | 2 | 1.50% |
| Jean-Francois Thibert | 98 | 0.86% | 1 | 0.75% |
| Chris Rankin | 82 | 0.72% | 1 | 0.75% |
| Robert Krakora | 41 | 0.36% | 1 | 0.75% |
| Hans Verkuil | 31 | 0.27% | 2 | 1.50% |
| Colin Ian King | 31 | 0.27% | 2 | 1.50% |
| Matthias Schwarzott | 11 | 0.10% | 2 | 1.50% |
| Franklin Meng | 11 | 0.10% | 1 | 0.75% |
| Aivar Pakk | 9 | 0.08% | 1 | 0.75% |
| Michael Ira Krufky | 8 | 0.07% | 1 | 0.75% |
| Russell King | 7 | 0.06% | 2 | 1.50% |
| Francesco Lavra | 5 | 0.04% | 1 | 0.75% |
| Alberto Mardegan | 4 | 0.04% | 1 | 0.75% |
| Gianluca Gennari | 4 | 0.04% | 2 | 1.50% |
| Ezequiel García | 4 | 0.04% | 1 | 0.75% |
| Marcel Stork | 3 | 0.03% | 1 | 0.75% |
| Tejun Heo | 2 | 0.02% | 1 | 0.75% |
| Total | 11358 | 133 |
// SPDX-License-Identifier: GPL-2.0 // // DVB device driver for em28xx // // (c) 2008-2011 Mauro Carvalho Chehab <mchehab@kernel.org> // // (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com> // - Fixes for the driver to properly work with HVR-950 // - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick // - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600 // // (c) 2008 Aidan Thornton <makosoft@googlemail.com> // // (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com> // // Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by: // (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au> // (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] // // 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 version 2 of the License. #include "em28xx.h" #include <linux/kernel.h> #include <linux/slab.h> #include <linux/usb.h> #include <media/v4l2-common.h> #include <media/dvb_demux.h> #include <media/dvb_net.h> #include <media/dmxdev.h> #include <media/tuner.h> #include "tuner-simple.h" #include <linux/gpio.h> #include "lgdt330x.h" #include "lgdt3305.h" #include "lgdt3306a.h" #include "zl10353.h" #include "s5h1409.h" #include "mt2060.h" #include "mt352.h" #include "mt352_priv.h" /* FIXME */ #include "tda1002x.h" #include "drx39xyj/drx39xxj.h" #include "tda18271.h" #include "s921.h" #include "drxd.h" #include "cxd2820r.h" #include "tda18271c2dd.h" #include "drxk.h" #include "tda10071.h" #include "tda18212.h" #include "a8293.h" #include "qt1010.h" #include "mb86a20s.h" #include "m88ds3103.h" #include "ts2020.h" #include "si2168.h" #include "si2157.h" #include "tc90522.h" #include "qm1d1c0042.h" MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>"); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface"); MODULE_VERSION(EM28XX_VERSION); static unsigned int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); #define dprintk(level, fmt, arg...) do { \ if (debug >= level) \ dev_printk(KERN_DEBUG, &dev->intf->dev, \ "dvb: " fmt, ## arg); \ } while (0) struct em28xx_dvb { struct dvb_frontend *fe[2]; /* feed count management */ struct mutex lock; int nfeeds; /* general boilerplate stuff */ struct dvb_adapter adapter; struct dvb_demux demux; struct dmxdev dmxdev; struct dmx_frontend fe_hw; struct dmx_frontend fe_mem; struct dvb_net net; /* Due to DRX-K - probably need changes */ int (*gate_ctrl)(struct dvb_frontend *fe, int gate); struct semaphore pll_mutex; bool dont_attach_fe1; int lna_gpio; struct i2c_client *i2c_client_demod; struct i2c_client *i2c_client_tuner; struct i2c_client *i2c_client_sec; }; static inline void print_err_status(struct em28xx *dev, int packet, int status) { char *errmsg = "Unknown"; switch (status) { case -ENOENT: errmsg = "unlinked synchronously"; break; case -ECONNRESET: errmsg = "unlinked asynchronously"; break; case -ENOSR: errmsg = "Buffer error (overrun)"; break; case -EPIPE: errmsg = "Stalled (device not responding)"; break; case -EOVERFLOW: errmsg = "Babble (bad cable?)"; break; case -EPROTO: errmsg = "Bit-stuff error (bad cable?)"; break; case -EILSEQ: errmsg = "CRC/Timeout (could be anything)"; break; case -ETIME: errmsg = "Device does not respond"; break; } if (packet < 0) { dprintk(1, "URB status %d [%s].\n", status, errmsg); } else { dprintk(1, "URB packet %d, status %d [%s].\n", packet, status, errmsg); } } static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb) { int xfer_bulk, num_packets, i; if (!dev) return 0; if (dev->disconnected) return 0; if (urb->status < 0) print_err_status(dev, -1, urb->status); xfer_bulk = usb_pipebulk(urb->pipe); if (xfer_bulk) /* bulk */ num_packets = 1; else /* isoc */ num_packets = urb->number_of_packets; for (i = 0; i < num_packets; i++) { if (xfer_bulk) { if (urb->status < 0) { print_err_status(dev, i, urb->status); if (urb->status != -EPROTO) continue; } if (!urb->actual_length) continue; dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer, urb->actual_length); } else { if (urb->iso_frame_desc[i].status < 0) { print_err_status(dev, i, urb->iso_frame_desc[i].status); if (urb->iso_frame_desc[i].status != -EPROTO) continue; } if (!urb->iso_frame_desc[i].actual_length) continue; dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer + urb->iso_frame_desc[i].offset, urb->iso_frame_desc[i].actual_length); } } return 0; } static int em28xx_start_streaming(struct em28xx_dvb *dvb) { int rc; struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; struct em28xx *dev = i2c_bus->dev; struct usb_device *udev = interface_to_usbdev(dev->intf); int dvb_max_packet_size, packet_multiplier, dvb_alt; if (dev->dvb_xfer_bulk) { if (!dev->dvb_ep_bulk) return -ENODEV; dvb_max_packet_size = 512; /* USB 2.0 spec */ packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER; dvb_alt = 0; } else { /* isoc */ if (!dev->dvb_ep_isoc) return -ENODEV; dvb_max_packet_size = dev->dvb_max_pkt_size_isoc; if (dvb_max_packet_size < 0) return dvb_max_packet_size; packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS; dvb_alt = dev->dvb_alt_isoc; } if (!dev->board.has_dual_ts) usb_set_interface(udev, dev->ifnum, dvb_alt); rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); if (rc < 0) return rc; dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n", EM28XX_DVB_NUM_BUFS, packet_multiplier, dvb_max_packet_size, dvb_alt); return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE, dev->dvb_xfer_bulk, EM28XX_DVB_NUM_BUFS, dvb_max_packet_size, packet_multiplier, em28xx_dvb_urb_data_copy); } static int em28xx_stop_streaming(struct em28xx_dvb *dvb) { struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv; struct em28xx *dev = i2c_bus->dev; em28xx_stop_urbs(dev); return 0; } static int em28xx_start_feed(struct dvb_demux_feed *feed) { struct dvb_demux *demux = feed->demux; struct em28xx_dvb *dvb = demux->priv; int rc, ret; if (!demux->dmx.frontend) return -EINVAL; mutex_lock(&dvb->lock); dvb->nfeeds++; rc = dvb->nfeeds; if (dvb->nfeeds == 1) { ret = em28xx_start_streaming(dvb); if (ret < 0) rc = ret; } mutex_unlock(&dvb->lock); return rc; } static int em28xx_stop_feed(struct dvb_demux_feed *feed) { struct dvb_demux *demux = feed->demux; struct em28xx_dvb *dvb = demux->priv; int err = 0; mutex_lock(&dvb->lock); dvb->nfeeds--; if (!dvb->nfeeds) err = em28xx_stop_streaming(dvb); mutex_unlock(&dvb->lock); return err; } /* ------------------------------------------------------------------ */ static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) { struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; struct em28xx *dev = i2c_bus->dev; if (acquire) return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); else return em28xx_set_mode(dev, EM28XX_SUSPEND); } /* ------------------------------------------------------------------ */ static struct lgdt330x_config em2880_lgdt3303_dev = { .demod_chip = LGDT3303, }; static struct lgdt3305_config em2870_lgdt3304_dev = { .i2c_addr = 0x0e, .demod_chip = LGDT3304, .spectral_inversion = 1, .deny_i2c_rptr = 1, .mpeg_mode = LGDT3305_MPEG_PARALLEL, .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, .vsb_if_khz = 3250, .qam_if_khz = 4000, }; static struct lgdt3305_config em2874_lgdt3305_dev = { .i2c_addr = 0x0e, .demod_chip = LGDT3305, .spectral_inversion = 1, .deny_i2c_rptr = 0, .mpeg_mode = LGDT3305_MPEG_SERIAL, .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, .vsb_if_khz = 3250, .qam_if_khz = 4000, }; static struct lgdt3305_config em2874_lgdt3305_nogate_dev = { .i2c_addr = 0x0e, .demod_chip = LGDT3305, .spectral_inversion = 1, .deny_i2c_rptr = 1, .mpeg_mode = LGDT3305_MPEG_SERIAL, .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, .vsb_if_khz = 3600, .qam_if_khz = 3600, }; static struct s921_config sharp_isdbt = { .demod_address = 0x30 >> 1 }; static struct zl10353_config em28xx_zl10353_with_xc3028 = { .demod_address = (0x1e >> 1), .no_tuner = 1, .parallel_ts = 1, .if2 = 45600, }; static struct s5h1409_config em28xx_s5h1409_with_xc3028 = { .demod_address = 0x32 >> 1, .output_mode = S5H1409_PARALLEL_OUTPUT, .gpio = S5H1409_GPIO_OFF, .inversion = S5H1409_INVERSION_OFF, .status_mode = S5H1409_DEMODLOCKING, .mpeg_timing = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK }; static struct tda18271_std_map kworld_a340_std_map = { .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0, .if_lvl = 1, .rfagc_top = 0x37, }, .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1, .if_lvl = 1, .rfagc_top = 0x37, }, }; static struct tda18271_config kworld_a340_config = { .std_map = &kworld_a340_std_map, }; static struct tda18271_config kworld_ub435q_v2_config = { .std_map = &kworld_a340_std_map, .gate = TDA18271_GATE_DIGITAL, }; static struct tda18212_config kworld_ub435q_v3_config = { .if_atsc_vsb = 3600, .if_atsc_qam = 3600, }; static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = { .demod_address = (0x1e >> 1), .no_tuner = 1, .disable_i2c_gate_ctrl = 1, .parallel_ts = 1, .if2 = 45600, }; static struct drxd_config em28xx_drxd = { .demod_address = 0x70, .demod_revision = 0xa2, .pll_type = DRXD_PLL_NONE, .clock = 12000, .insert_rs_byte = 1, .IF = 42800000, .disable_i2c_gate_ctrl = 1, }; static struct drxk_config terratec_h5_drxk = { .adr = 0x29, .single_master = 1, .no_i2c_bridge = 1, .microcode_name = "dvb-usb-terratec-h5-drxk.fw", .qam_demod_parameter_count = 2, }; static struct drxk_config hauppauge_930c_drxk = { .adr = 0x29, .single_master = 1, .no_i2c_bridge = 1, .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw", .chunk_size = 56, .qam_demod_parameter_count = 2, }; static struct drxk_config terratec_htc_stick_drxk = { .adr = 0x29, .single_master = 1, .no_i2c_bridge = 1, .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw", .chunk_size = 54, .qam_demod_parameter_count = 2, /* Required for the antenna_gpio to disable LNA. */ .antenna_dvbt = true, /* The windows driver uses the same. This will disable LNA. */ .antenna_gpio = 0x6, }; static struct drxk_config maxmedia_ub425_tc_drxk = { .adr = 0x29, .single_master = 1, .no_i2c_bridge = 1, .microcode_name = "dvb-demod-drxk-01.fw", .chunk_size = 62, .qam_demod_parameter_count = 2, }; static struct drxk_config pctv_520e_drxk = { .adr = 0x29, .single_master = 1, .microcode_name = "dvb-demod-drxk-pctv.fw", .qam_demod_parameter_count = 2, .chunk_size = 58, .antenna_dvbt = true, /* disable LNA */ .antenna_gpio = (1 << 2), /* disable LNA */ }; static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) { struct em28xx_dvb *dvb = fe->sec_priv; int status; if (!dvb) return -EINVAL; if (enable) { down(&dvb->pll_mutex); status = dvb->gate_ctrl(fe, 1); } else { status = dvb->gate_ctrl(fe, 0); up(&dvb->pll_mutex); } return status; } static void hauppauge_hvr930c_init(struct em28xx *dev) { int i; static const struct em28xx_reg_seq hauppauge_hvr930c_init[] = { {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, { -1, -1, -1, -1}, }; static const struct em28xx_reg_seq hauppauge_hvr930c_end[] = { {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, { -1, -1, -1, -1}, }; static const struct { unsigned char r[4]; int len; } regs[] = { {{ 0x06, 0x02, 0x00, 0x31 }, 4}, {{ 0x01, 0x02 }, 2}, {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0xff, 0xaf }, 4}, {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0x73, 0xaf }, 4}, {{ 0x04, 0x00 }, 2}, {{ 0x00, 0x04 }, 2}, {{ 0x00, 0x04, 0x00, 0x0a }, 4}, {{ 0x04, 0x14 }, 2}, {{ 0x04, 0x14, 0x00, 0x00 }, 4}, }; em28xx_gpio_set(dev, hauppauge_hvr930c_init); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); usleep_range(10000, 11000); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); usleep_range(10000, 11000); dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; for (i = 0; i < ARRAY_SIZE(regs); i++) i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); em28xx_gpio_set(dev, hauppauge_hvr930c_end); msleep(100); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); msleep(30); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); usleep_range(10000, 11000); } static void terratec_h5_init(struct em28xx *dev) { int i; static const struct em28xx_reg_seq terratec_h5_init[] = { {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, { -1, -1, -1, -1}, }; static const struct em28xx_reg_seq terratec_h5_end[] = { {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, { -1, -1, -1, -1}, }; static const struct { unsigned char r[4]; int len; } regs[] = { {{ 0x06, 0x02, 0x00, 0x31 }, 4}, {{ 0x01, 0x02 }, 2}, {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0xff, 0xaf }, 4}, {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0x73, 0xaf }, 4}, {{ 0x04, 0x00 }, 2}, {{ 0x00, 0x04 }, 2}, {{ 0x00, 0x04, 0x00, 0x0a }, 4}, {{ 0x04, 0x14 }, 2}, {{ 0x04, 0x14, 0x00, 0x00 }, 4}, }; em28xx_gpio_set(dev, terratec_h5_init); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); usleep_range(10000, 11000); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); usleep_range(10000, 11000); dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; for (i = 0; i < ARRAY_SIZE(regs); i++) i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); em28xx_gpio_set(dev, terratec_h5_end); }; static void terratec_htc_stick_init(struct em28xx *dev) { int i; /* * GPIO configuration: * 0xff: unknown (does not affect DVB-T). * 0xf6: DRX-K (demodulator). * 0xe6: unknown (does not affect DVB-T). * 0xb6: unknown (does not affect DVB-T). */ static const struct em28xx_reg_seq terratec_htc_stick_init[] = { {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, { -1, -1, -1, -1}, }; static const struct em28xx_reg_seq terratec_htc_stick_end[] = { {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, { -1, -1, -1, -1}, }; /* * Init the analog decoder (not yet supported), but * it's probably still a good idea. */ static const struct { unsigned char r[4]; int len; } regs[] = { {{ 0x06, 0x02, 0x00, 0x31 }, 4}, {{ 0x01, 0x02 }, 2}, {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0xff, 0xaf }, 4}, }; em28xx_gpio_set(dev, terratec_htc_stick_init); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); usleep_range(10000, 11000); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); usleep_range(10000, 11000); dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; for (i = 0; i < ARRAY_SIZE(regs); i++) i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); em28xx_gpio_set(dev, terratec_htc_stick_end); }; static void terratec_htc_usb_xs_init(struct em28xx *dev) { int i; static const struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, { -1, -1, -1, -1}, }; static const struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, { -1, -1, -1, -1}, }; /* * Init the analog decoder (not yet supported), but * it's probably still a good idea. */ static const struct { unsigned char r[4]; int len; } regs[] = { {{ 0x06, 0x02, 0x00, 0x31 }, 4}, {{ 0x01, 0x02 }, 2}, {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0xff, 0xaf }, 4}, {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0x73, 0xaf }, 4}, {{ 0x04, 0x00 }, 2}, {{ 0x00, 0x04 }, 2}, {{ 0x00, 0x04, 0x00, 0x0a }, 4}, {{ 0x04, 0x14 }, 2}, {{ 0x04, 0x14, 0x00, 0x00 }, 4}, }; em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); em28xx_gpio_set(dev, terratec_htc_usb_xs_init); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40); usleep_range(10000, 11000); em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); usleep_range(10000, 11000); dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; for (i = 0; i < ARRAY_SIZE(regs); i++) i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); em28xx_gpio_set(dev, terratec_htc_usb_xs_end); }; static void pctv_520e_init(struct em28xx *dev) { /* * Init AVF4910B analog decoder. Looks like I2C traffic to * digital demodulator and tuner are routed via AVF4910B. */ int i; static const struct { unsigned char r[4]; int len; } regs[] = { {{ 0x06, 0x02, 0x00, 0x31 }, 4}, {{ 0x01, 0x02 }, 2}, {{ 0x01, 0x02, 0x00, 0xc6 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0xff, 0xaf }, 4}, {{ 0x01, 0x00, 0x03, 0xa0 }, 4}, {{ 0x01, 0x00 }, 2}, {{ 0x01, 0x00, 0x73, 0xaf }, 4}, }; dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */ for (i = 0; i < ARRAY_SIZE(regs); i++) i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len); }; static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe) { struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; struct em28xx *dev = i2c_bus->dev; #ifdef CONFIG_GPIOLIB struct em28xx_dvb *dvb = dev->dvb; int ret; unsigned long flags; if (c->lna == 1) flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */ else flags = GPIOF_OUT_INIT_LOW; /* disable LNA */ ret = gpio_request_one(dvb->lna_gpio, flags, NULL); if (ret) dev_err(&dev->intf->dev, "gpio request failed %d\n", ret); else gpio_free(dvb->lna_gpio); return ret; #else dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n", KBUILD_MODNAME, c->lna); return 0; #endif } static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe) { struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv; struct em28xx *dev = i2c_bus->dev; u8 lna; if (c->lna == 1) lna = 0x01; else lna = 0x00; return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01); } static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe) { /* Values extracted from a USB trace of the Terratec Windows driver */ static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c }; static u8 reset[] = { RESET, 0x80 }; static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 }; static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 }; static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 }; static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d }; static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 }; static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 }; static u8 tuner_go[] = { TUNER_GO, 0x01}; mt352_write(fe, clock_config, sizeof(clock_config)); usleep_range(200, 250); mt352_write(fe, reset, sizeof(reset)); mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); mt352_write(fe, agc_cfg, sizeof(agc_cfg)); mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg)); mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg)); mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg)); mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg)); mt352_write(fe, tuner_go, sizeof(tuner_go)); return 0; } static void px_bcud_init(struct em28xx *dev) { int i; static const struct { unsigned char r[4]; int len; } regs1[] = { {{ 0x0e, 0x77 }, 2}, {{ 0x0f, 0x77 }, 2}, {{ 0x03, 0x90 }, 2}, }, regs2[] = { {{ 0x07, 0x01 }, 2}, {{ 0x08, 0x10 }, 2}, {{ 0x13, 0x00 }, 2}, {{ 0x17, 0x00 }, 2}, {{ 0x03, 0x01 }, 2}, {{ 0x10, 0xb1 }, 2}, {{ 0x11, 0x40 }, 2}, {{ 0x85, 0x7a }, 2}, {{ 0x87, 0x04 }, 2}, }; static const struct em28xx_reg_seq gpio[] = { {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300}, {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60}, {EM28XX_R15_RGAIN, 0x20, 0xff, 0}, {EM28XX_R16_GGAIN, 0x20, 0xff, 0}, {EM28XX_R17_BGAIN, 0x20, 0xff, 0}, {EM28XX_R18_ROFFSET, 0x00, 0xff, 0}, {EM28XX_R19_GOFFSET, 0x00, 0xff, 0}, {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0}, {EM28XX_R23_UOFFSET, 0x00, 0xff, 0}, {EM28XX_R24_VOFFSET, 0x00, 0xff, 0}, {EM28XX_R26_COMPR, 0x00, 0xff, 0}, {0x13, 0x08, 0xff, 0}, {EM28XX_R12_VINENABLE, 0x27, 0xff, 0}, {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0}, {EM28XX_R27_OUTFMT, 0x00, 0xff, 0}, {EM28XX_R10_VINMODE, 0x00, 0xff, 0}, {EM28XX_R11_VINCTRL, 0x11, 0xff, 0}, {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0}, {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0}, {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0}, }; em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46); /* sleeping ISDB-T */ dev->dvb->i2c_client_demod->addr = 0x14; for (i = 0; i < ARRAY_SIZE(regs1); i++) i2c_master_send(dev->dvb->i2c_client_demod, regs1[i].r, regs1[i].len); /* sleeping ISDB-S */ dev->dvb->i2c_client_demod->addr = 0x15; for (i = 0; i < ARRAY_SIZE(regs2); i++) i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r, regs2[i].len); for (i = 0; i < ARRAY_SIZE(gpio); i++) { em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val, gpio[i].mask); if (gpio[i].sleep > 0) msleep(gpio[i].sleep); } }; static struct mt352_config terratec_xs_mt352_cfg = { .demod_address = (0x1e >> 1), .no_tuner = 1, .if2 = 45600, .demod_init = em28xx_mt352_terratec_xs_init, }; static struct tda10023_config em28xx_tda10023_config = { .demod_address = 0x0c, .invert = 1, }; static struct cxd2820r_config em28xx_cxd2820r_config = { .i2c_address = (0xd8 >> 1), .ts_mode = CXD2820R_TS_SERIAL, }; static struct tda18271_config em28xx_cxd2820r_tda18271_config = { .output_opt = TDA18271_OUTPUT_LT_OFF, .gate = TDA18271_GATE_DIGITAL, }; static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = { .demod_address = (0x1e >> 1), .disable_i2c_gate_ctrl = 1, .no_tuner = 1, .parallel_ts = 1, }; static struct mt2060_config em28xx_mt2060_config = { .i2c_address = 0x60, }; static struct qt1010_config em28xx_qt1010_config = { .i2c_address = 0x62 }; static const struct mb86a20s_config c3tech_duo_mb86a20s_config = { .demod_address = 0x10, .is_serial = true, }; static struct tda18271_std_map mb86a20s_tda18271_config = { .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, .if_lvl = 1, .rfagc_top = 0x37, }, }; static struct tda18271_config c3tech_duo_tda18271_config = { .std_map = &mb86a20s_tda18271_config, .gate = TDA18271_GATE_DIGITAL, .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, }; static struct tda18271_std_map drx_j_std_map = { .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1, .rfagc_top = 0x37, }, .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1, .rfagc_top = 0x37, }, }; static struct tda18271_config pinnacle_80e_dvb_config = { .std_map = &drx_j_std_map, .gate = TDA18271_GATE_DIGITAL, .role = TDA18271_MASTER, }; static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = { .qam_if_khz = 4000, .vsb_if_khz = 3250, .spectral_inversion = 0, .deny_i2c_rptr = 0, .mpeg_mode = LGDT3306A_MPEG_SERIAL, .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, .xtalMHz = 25, }; /* ------------------------------------------------------------------ */ static noinline_for_stack int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) { struct dvb_frontend *fe; struct xc2028_config cfg; struct xc2028_ctrl ctl; memset(&cfg, 0, sizeof(cfg)); cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus]; cfg.i2c_addr = addr; memset(&ctl, 0, sizeof(ctl)); em28xx_setup_xc3028(dev, &ctl); cfg.ctrl = &ctl; if (!dev->dvb->fe[0]) { dev_err(&dev->intf->dev, "dvb frontend not attached. Can't attach xc3028\n"); return -EINVAL; } fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); if (!fe) { dev_err(&dev->intf->dev, "xc3028 attach failed\n"); dvb_frontend_detach(dev->dvb->fe[0]); dev->dvb->fe[0] = NULL; return -EINVAL; } dev_info(&dev->intf->dev, "xc3028 attached\n"); return 0; } /* ------------------------------------------------------------------ */ static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, struct em28xx *dev, struct device *device) { int result; bool create_rf_connector = false; mutex_init(&dvb->lock); /* register adapter */ result = dvb_register_adapter(&dvb->adapter, dev_name(&dev->intf->dev), module, device, adapter_nr); if (result < 0) { dev_warn(&dev->intf->dev, "dvb_register_adapter failed (errno = %d)\n", result); goto fail_adapter; } #ifdef CONFIG_MEDIA_CONTROLLER_DVB dvb->adapter.mdev = dev->media_dev; #endif /* Ensure all frontends negotiate bus access */ dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; if (dvb->fe[1]) dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl; dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus]; /* register frontend */ result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); if (result < 0) { dev_warn(&dev->intf->dev, "dvb_register_frontend failed (errno = %d)\n", result); goto fail_frontend0; } /* register 2nd frontend */ if (dvb->fe[1]) { result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); if (result < 0) { dev_warn(&dev->intf->dev, "2nd dvb_register_frontend failed (errno = %d)\n", result); goto fail_frontend1; } } /* register demux stuff */ dvb->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING; dvb->demux.priv = dvb; dvb->demux.filternum = 256; dvb->demux.feednum = 256; dvb->demux.start_feed = em28xx_start_feed; dvb->demux.stop_feed = em28xx_stop_feed; result = dvb_dmx_init(&dvb->demux); if (result < 0) { dev_warn(&dev->intf->dev, "dvb_dmx_init failed (errno = %d)\n", result); goto fail_dmx; } dvb->dmxdev.filternum = 256; dvb->dmxdev.demux = &dvb->demux.dmx; dvb->dmxdev.capabilities = 0; result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); if (result < 0) { dev_warn(&dev->intf->dev, "dvb_dmxdev_init failed (errno = %d)\n", result); goto fail_dmxdev; } dvb->fe_hw.source = DMX_FRONTEND_0; result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); if (result < 0) { dev_warn(&dev->intf->dev, "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", result); goto fail_fe_hw; } dvb->fe_mem.source = DMX_MEMORY_FE; result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); if (result < 0) { dev_warn(&dev->intf->dev, "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", result); goto fail_fe_mem; } result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); if (result < 0) { dev_warn(&dev->intf->dev, "connect_frontend failed (errno = %d)\n", result); goto fail_fe_conn; } /* register network adapter */ dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); /* If the analog part won't create RF connectors, DVB will do it */ if (!dev->has_video || dev->tuner_type == TUNER_ABSENT) create_rf_connector = true; result = dvb_create_media_graph(&dvb->adapter, create_rf_connector); if (result < 0) goto fail_create_graph; return 0; fail_create_graph: dvb_net_release(&dvb->net); fail_fe_conn: dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); fail_fe_mem: dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); fail_fe_hw: dvb_dmxdev_release(&dvb->dmxdev); fail_dmxdev: dvb_dmx_release(&dvb->demux); fail_dmx: if (dvb->fe[1]) dvb_unregister_frontend(dvb->fe[1]); dvb_unregister_frontend(dvb->fe[0]); fail_frontend1: if (dvb->fe[1]) dvb_frontend_detach(dvb->fe[1]); fail_frontend0: dvb_frontend_detach(dvb->fe[0]); dvb_unregister_adapter(&dvb->adapter); fail_adapter: return result; } static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) { dvb_net_release(&dvb->net); dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); dvb_dmxdev_release(&dvb->dmxdev); dvb_dmx_release(&dvb->demux); if (dvb->fe[1]) dvb_unregister_frontend(dvb->fe[1]); dvb_unregister_frontend(dvb->fe[0]); if (dvb->fe[1] && !dvb->dont_attach_fe1) dvb_frontend_detach(dvb->fe[1]); dvb_frontend_detach(dvb->fe[0]); dvb_unregister_adapter(&dvb->adapter); } static int em28174_dvb_init_pctv_460e(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct tda10071_platform_data tda10071_pdata = {}; struct a8293_platform_data a8293_pdata = {}; /* attach demod + tuner combo */ tda10071_pdata.clk = 40444000; /* 40.444 MHz */ tda10071_pdata.i2c_wr_max = 64; tda10071_pdata.ts_mode = TDA10071_TS_SERIAL; tda10071_pdata.pll_multiplier = 20; tda10071_pdata.tuner_i2c_addr = 0x14; dvb->i2c_client_demod = dvb_module_probe("tda10071", "tda10071_cx24118", &dev->i2c_adap[dev->def_i2c_bus], 0x55, &tda10071_pdata); if (!dvb->i2c_client_demod) return -ENODEV; dvb->fe[0] = tda10071_pdata.get_dvb_frontend(dvb->i2c_client_demod); /* attach SEC */ a8293_pdata.dvb_frontend = dvb->fe[0]; dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, &dev->i2c_adap[dev->def_i2c_bus], 0x08, &a8293_pdata); if (!dvb->i2c_client_sec) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } return 0; } static int em28178_dvb_init_pctv_461e(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct i2c_adapter *i2c_adapter; struct m88ds3103_platform_data m88ds3103_pdata = {}; struct ts2020_config ts2020_config = {}; struct a8293_platform_data a8293_pdata = {}; /* attach demod */ m88ds3103_pdata.clk = 27000000; m88ds3103_pdata.i2c_wr_max = 33; m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; m88ds3103_pdata.ts_clk = 16000; m88ds3103_pdata.ts_clk_pol = 1; m88ds3103_pdata.agc = 0x99; dvb->i2c_client_demod = dvb_module_probe("m88ds3103", NULL, &dev->i2c_adap[dev->def_i2c_bus], 0x68, &m88ds3103_pdata); if (!dvb->i2c_client_demod) return -ENODEV; dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod); i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod); /* attach tuner */ ts2020_config.fe = dvb->fe[0]; dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022", i2c_adapter, 0x60, &ts2020_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } /* delegate signal strength measurement to tuner */ dvb->fe[0]->ops.read_signal_strength = dvb->fe[0]->ops.tuner_ops.get_rf_strength; /* attach SEC */ a8293_pdata.dvb_frontend = dvb->fe[0]; dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, &dev->i2c_adap[dev->def_i2c_bus], 0x08, &a8293_pdata); if (!dvb->i2c_client_sec) { dvb_module_release(dvb->i2c_client_tuner); dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } return 0; } static int em28178_dvb_init_pctv_461e_v2(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct i2c_adapter *i2c_adapter; struct m88ds3103_platform_data m88ds3103_pdata = {}; struct ts2020_config ts2020_config = {}; struct a8293_platform_data a8293_pdata = {}; /* attach demod */ m88ds3103_pdata.clk = 27000000; m88ds3103_pdata.i2c_wr_max = 33; m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL; m88ds3103_pdata.ts_clk = 16000; m88ds3103_pdata.ts_clk_pol = 0; m88ds3103_pdata.agc = 0x99; m88ds3103_pdata.agc_inv = 0; m88ds3103_pdata.spec_inv = 0; dvb->i2c_client_demod = dvb_module_probe("m88ds3103", "m88ds3103b", &dev->i2c_adap[dev->def_i2c_bus], 0x6a, &m88ds3103_pdata); if (!dvb->i2c_client_demod) return -ENODEV; dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod); i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod); /* attach tuner */ ts2020_config.fe = dvb->fe[0]; dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022", i2c_adapter, 0x60, &ts2020_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } /* delegate signal strength measurement to tuner */ dvb->fe[0]->ops.read_signal_strength = dvb->fe[0]->ops.tuner_ops.get_rf_strength; /* attach SEC */ a8293_pdata.dvb_frontend = dvb->fe[0]; dvb->i2c_client_sec = dvb_module_probe("a8293", NULL, &dev->i2c_adap[dev->def_i2c_bus], 0x08, &a8293_pdata); if (!dvb->i2c_client_sec) { dvb_module_release(dvb->i2c_client_tuner); dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } return 0; } static int em28178_dvb_init_pctv_292e(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct i2c_adapter *adapter; struct si2168_config si2168_config = {}; struct si2157_config si2157_config = {}; /* attach demod */ si2168_config.i2c_adapter = &adapter; si2168_config.fe = &dvb->fe[0]; si2168_config.ts_mode = SI2168_TS_PARALLEL; si2168_config.spectral_inversion = true; dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, &dev->i2c_adap[dev->def_i2c_bus], 0x64, &si2168_config); if (!dvb->i2c_client_demod) return -ENODEV; /* attach tuner */ si2157_config.fe = dvb->fe[0]; si2157_config.if_port = 1; #ifdef CONFIG_MEDIA_CONTROLLER_DVB si2157_config.mdev = dev->media_dev; #endif dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, adapter, 0x60, &si2157_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; return 0; } static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct i2c_adapter *adapter; struct si2168_config si2168_config = {}; struct si2157_config si2157_config = {}; /* attach demod */ si2168_config.i2c_adapter = &adapter; si2168_config.fe = &dvb->fe[0]; si2168_config.ts_mode = SI2168_TS_PARALLEL; dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, &dev->i2c_adap[dev->def_i2c_bus], 0x64, &si2168_config); if (!dvb->i2c_client_demod) return -ENODEV; /* attach tuner */ memset(&si2157_config, 0, sizeof(si2157_config)); si2157_config.fe = dvb->fe[0]; si2157_config.if_port = 0; #ifdef CONFIG_MEDIA_CONTROLLER_DVB si2157_config.mdev = dev->media_dev; #endif dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146", adapter, 0x60, &si2157_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } return 0; } static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct tc90522_config tc90522_config = {}; struct qm1d1c0042_config qm1d1c0042_config = {}; /* attach demod */ dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat", &dev->i2c_adap[dev->def_i2c_bus], 0x15, &tc90522_config); if (!dvb->i2c_client_demod) return -ENODEV; /* attach tuner */ qm1d1c0042_config.fe = tc90522_config.fe; qm1d1c0042_config.lpf = 1; dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL, tc90522_config.tuner_i2c, 0x61, &qm1d1c0042_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } dvb->fe[0] = tc90522_config.fe; px_bcud_init(dev); return 0; } static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct i2c_adapter *adapter; struct si2168_config si2168_config = {}; struct si2157_config si2157_config = {}; unsigned char addr; /* attach demod */ si2168_config.i2c_adapter = &adapter; si2168_config.fe = &dvb->fe[0]; si2168_config.ts_mode = SI2168_TS_SERIAL; si2168_config.spectral_inversion = true; addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67; dvb->i2c_client_demod = dvb_module_probe("si2168", NULL, &dev->i2c_adap[dev->def_i2c_bus], addr, &si2168_config); if (!dvb->i2c_client_demod) return -ENODEV; /* attach tuner */ memset(&si2157_config, 0, sizeof(si2157_config)); si2157_config.fe = dvb->fe[0]; si2157_config.if_port = 1; #ifdef CONFIG_MEDIA_CONTROLLER_DVB si2157_config.mdev = dev->media_dev; #endif addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63; dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, adapter, addr, &si2157_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } return 0; } static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev) { struct em28xx_dvb *dvb = dev->dvb; struct i2c_adapter *adapter; struct lgdt3306a_config lgdt3306a_config = {}; struct si2157_config si2157_config = {}; unsigned char addr; /* attach demod */ lgdt3306a_config = hauppauge_01595_lgdt3306a_config; lgdt3306a_config.fe = &dvb->fe[0]; lgdt3306a_config.i2c_adapter = &adapter; addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e; dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL, &dev->i2c_adap[dev->def_i2c_bus], addr, &lgdt3306a_config); if (!dvb->i2c_client_demod) return -ENODEV; /* attach tuner */ si2157_config.fe = dvb->fe[0]; si2157_config.if_port = 1; si2157_config.inversion = 1; #ifdef CONFIG_MEDIA_CONTROLLER_DVB si2157_config.mdev = dev->media_dev; #endif addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62; dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL, adapter, addr, &si2157_config); if (!dvb->i2c_client_tuner) { dvb_module_release(dvb->i2c_client_demod); return -ENODEV; } return 0; } static int em28xx_dvb_init(struct em28xx *dev) { int result = 0, dvb_alt = 0; struct em28xx_dvb *dvb; struct usb_device *udev; if (dev->is_audio_only) { /* Shouldn't initialize IR for this interface */ return 0; } if (!dev->board.has_dvb) { /* This device does not support the extension */ return 0; } dev_info(&dev->intf->dev, "Binding DVB extension\n"); dvb = kzalloc(sizeof(*dvb), GFP_KERNEL); if (!dvb) return -ENOMEM; dev->dvb = dvb; dvb->fe[0] = NULL; dvb->fe[1] = NULL; /* pre-allocate DVB usb transfer buffers */ if (dev->dvb_xfer_bulk) { result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, dev->dvb_xfer_bulk, EM28XX_DVB_NUM_BUFS, 512, EM28XX_DVB_BULK_PACKET_MULTIPLIER); } else { result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE, dev->dvb_xfer_bulk, EM28XX_DVB_NUM_BUFS, dev->dvb_max_pkt_size_isoc, EM28XX_DVB_NUM_ISOC_PACKETS); } if (result) { dev_err(&dev->intf->dev, "failed to pre-allocate USB transfer buffers for DVB.\n"); kfree(dvb); dev->dvb = NULL; return result; } mutex_lock(&dev->lock); em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); /* init frontend */ switch (dev->model) { case EM2874_BOARD_LEADERSHIP_ISDBT: dvb->fe[0] = dvb_attach(s921_attach, &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } break; case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850: case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950: case EM2880_BOARD_PINNACLE_PCTV_HD_PRO: case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600: dvb->fe[0] = dvb_attach(lgdt330x_attach, &em2880_lgdt3303_dev, 0x0e, &dev->i2c_adap[dev->def_i2c_bus]); if (em28xx_attach_xc3028(0x61, dev) < 0) { result = -EINVAL; goto out_free; } break; case EM2880_BOARD_KWORLD_DVB_310U: dvb->fe[0] = dvb_attach(zl10353_attach, &em28xx_zl10353_with_xc3028, &dev->i2c_adap[dev->def_i2c_bus]); if (em28xx_attach_xc3028(0x61, dev) < 0) { result = -EINVAL; goto out_free; } break; case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: case EM2882_BOARD_TERRATEC_HYBRID_XS: case EM2880_BOARD_EMPIRE_DUAL_TV: case EM2882_BOARD_ZOLID_HYBRID_TV_STICK: dvb->fe[0] = dvb_attach(zl10353_attach, &em28xx_zl10353_xc3028_no_i2c_gate, &dev->i2c_adap[dev->def_i2c_bus]); if (em28xx_attach_xc3028(0x61, dev) < 0) { result = -EINVAL; goto out_free; } break; case EM2880_BOARD_TERRATEC_HYBRID_XS: case EM2880_BOARD_TERRATEC_HYBRID_XS_FR: case EM2881_BOARD_PINNACLE_HYBRID_PRO: case EM2882_BOARD_DIKOM_DK300: case EM2882_BOARD_KWORLD_VS_DVBT: /* * Those boards could have either a zl10353 or a mt352. * If the chip id isn't for zl10353, try mt352. */ dvb->fe[0] = dvb_attach(zl10353_attach, &em28xx_zl10353_xc3028_no_i2c_gate, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) dvb->fe[0] = dvb_attach(mt352_attach, &terratec_xs_mt352_cfg, &dev->i2c_adap[dev->def_i2c_bus]); if (em28xx_attach_xc3028(0x61, dev) < 0) { result = -EINVAL; goto out_free; } break; case EM2870_BOARD_TERRATEC_XS_MT2060: dvb->fe[0] = dvb_attach(zl10353_attach, &em28xx_zl10353_no_i2c_gate_dev, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) { dvb_attach(mt2060_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], &em28xx_mt2060_config, 1220); } break; case EM2870_BOARD_KWORLD_355U: dvb->fe[0] = dvb_attach(zl10353_attach, &em28xx_zl10353_no_i2c_gate_dev, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) dvb_attach(qt1010_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config); break; case EM2883_BOARD_KWORLD_HYBRID_330U: case EM2882_BOARD_EVGA_INDTUBE: dvb->fe[0] = dvb_attach(s5h1409_attach, &em28xx_s5h1409_with_xc3028, &dev->i2c_adap[dev->def_i2c_bus]); if (em28xx_attach_xc3028(0x61, dev) < 0) { result = -EINVAL; goto out_free; } break; case EM2882_BOARD_KWORLD_ATSC_315U: dvb->fe[0] = dvb_attach(lgdt330x_attach, &em2880_lgdt3303_dev, 0x0e, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) { if (!dvb_attach(simple_tuner_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x61, TUNER_THOMSON_DTT761X)) { result = -EINVAL; goto out_free; } } break; case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2: case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E: dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL, &dev->i2c_adap[dev->def_i2c_bus], &dev->intf->dev); if (em28xx_attach_xc3028(0x61, dev) < 0) { result = -EINVAL; goto out_free; } break; case EM2870_BOARD_REDDO_DVB_C_USB_BOX: /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */ dvb->fe[0] = dvb_attach(tda10023_attach, &em28xx_tda10023_config, &dev->i2c_adap[dev->def_i2c_bus], 0x48); if (dvb->fe[0]) { if (!dvb_attach(simple_tuner_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60, TUNER_PHILIPS_CU1216L)) { result = -EINVAL; goto out_free; } } break; case EM2870_BOARD_KWORLD_A340: dvb->fe[0] = dvb_attach(lgdt3305_attach, &em2870_lgdt3304_dev, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &kworld_a340_config)) { dvb_frontend_detach(dvb->fe[0]); result = -EINVAL; goto out_free; } break; case EM28174_BOARD_PCTV_290E: /* set default GPIO0 for LNA, used if GPIOLIB is undefined */ dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L; dvb->fe[0] = dvb_attach(cxd2820r_attach, &em28xx_cxd2820r_config, &dev->i2c_adap[dev->def_i2c_bus], &dvb->lna_gpio); if (dvb->fe[0]) { /* FE 0 attach tuner */ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &em28xx_cxd2820r_tda18271_config)) { dvb_frontend_detach(dvb->fe[0]); result = -EINVAL; goto out_free; } #ifdef CONFIG_GPIOLIB /* enable LNA for DVB-T, DVB-T2 and DVB-C */ result = gpio_request_one(dvb->lna_gpio, GPIOF_OUT_INIT_LOW, NULL); if (result) dev_err(&dev->intf->dev, "gpio request failed %d\n", result); else gpio_free(dvb->lna_gpio); result = 0; /* continue even set LNA fails */ #endif dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna; } break; case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C: { struct xc5000_config cfg = {}; hauppauge_hvr930c_init(dev); dvb->fe[0] = dvb_attach(drxk_attach, &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } /* FIXME: do we need a pll semaphore? */ dvb->fe[0]->sec_priv = dvb; sema_init(&dvb->pll_mutex, 1); dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; /* Attach xc5000 */ cfg.i2c_address = 0x61; cfg.if_khz = 4000; if (dvb->fe[0]->ops.i2c_gate_ctrl) dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], &cfg)) { result = -EINVAL; goto out_free; } if (dvb->fe[0]->ops.i2c_gate_ctrl) dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); break; } case EM2884_BOARD_TERRATEC_H5: terratec_h5_init(dev); dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } /* FIXME: do we need a pll semaphore? */ dvb->fe[0]->sec_priv = dvb; sema_init(&dvb->pll_mutex, 1); dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl; dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl; /* Attach tda18271 to DVB-C frontend */ if (dvb->fe[0]->ops.i2c_gate_ctrl) dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1); if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) { result = -EINVAL; goto out_free; } if (dvb->fe[0]->ops.i2c_gate_ctrl) dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0); break; case EM2884_BOARD_C3TECH_DIGITAL_DUO: dvb->fe[0] = dvb_attach(mb86a20s_attach, &c3tech_duo_mb86a20s_config, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &c3tech_duo_tda18271_config); break; case EM28174_BOARD_PCTV_460E: result = em28174_dvb_init_pctv_460e(dev); if (result) goto out_free; break; case EM2874_BOARD_DELOCK_61959: case EM2874_BOARD_MAXMEDIA_UB425_TC: /* attach demodulator */ dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) { /* disable I2C-gate */ dvb->fe[0]->ops.i2c_gate_ctrl = NULL; /* attach tuner */ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &em28xx_cxd2820r_tda18271_config)) { dvb_frontend_detach(dvb->fe[0]); result = -EINVAL; goto out_free; } } break; case EM2884_BOARD_PCTV_510E: case EM2884_BOARD_PCTV_520E: pctv_520e_init(dev); /* attach demodulator */ dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) { /* attach tuner */ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &em28xx_cxd2820r_tda18271_config)) { dvb_frontend_detach(dvb->fe[0]); result = -EINVAL; goto out_free; } } break; case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008: case EM2884_BOARD_CINERGY_HTC_STICK: case EM2884_BOARD_TERRATEC_H6: terratec_htc_stick_init(dev); /* attach demodulator */ dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } /* Attach the demodulator. */ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &em28xx_cxd2820r_tda18271_config)) { result = -EINVAL; goto out_free; } break; case EM2884_BOARD_TERRATEC_HTC_USB_XS: terratec_htc_usb_xs_init(dev); /* attach demodulator */ dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } /* Attach the demodulator. */ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &em28xx_cxd2820r_tda18271_config)) { result = -EINVAL; goto out_free; } break; case EM2874_BOARD_KWORLD_UB435Q_V2: dvb->fe[0] = dvb_attach(lgdt3305_attach, &em2874_lgdt3305_dev, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } /* Attach the demodulator. */ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &kworld_ub435q_v2_config)) { result = -EINVAL; goto out_free; } break; case EM2874_BOARD_KWORLD_UB435Q_V3: { struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus]; dvb->fe[0] = dvb_attach(lgdt3305_attach, &em2874_lgdt3305_nogate_dev, &dev->i2c_adap[dev->def_i2c_bus]); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } /* attach tuner */ kworld_ub435q_v3_config.fe = dvb->fe[0]; dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL, adapter, 0x60, &kworld_ub435q_v3_config); if (!dvb->i2c_client_tuner) { dvb_frontend_detach(dvb->fe[0]); result = -ENODEV; goto out_free; } break; } case EM2874_BOARD_PCTV_HD_MINI_80E: dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]); if (dvb->fe[0]) { dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60, &dev->i2c_adap[dev->def_i2c_bus], &pinnacle_80e_dvb_config); if (!dvb->fe[0]) { result = -EINVAL; goto out_free; } } break; case EM28178_BOARD_PCTV_461E: result = em28178_dvb_init_pctv_461e(dev); if (result) goto out_free; break; case EM28178_BOARD_PCTV_461E_V2: result = em28178_dvb_init_pctv_461e_v2(dev); if (result) goto out_free; break; case EM28178_BOARD_PCTV_292E: result = em28178_dvb_init_pctv_292e(dev); if (result) goto out_free; break; case EM28178_BOARD_TERRATEC_T2_STICK_HD: result = em28178_dvb_init_terratec_t2_stick_hd(dev); if (result) goto out_free; break; case EM28178_BOARD_PLEX_PX_BCUD: result = em28178_dvb_init_plex_px_bcud(dev); if (result) goto out_free; break; case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB: result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev); if (result) goto out_free; break; case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595: result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev); if (result) goto out_free; break; default: dev_err(&dev->intf->dev, "The frontend of your DVB/ATSC card isn't supported yet\n"); break; } if (!dvb->fe[0]) { dev_err(&dev->intf->dev, "frontend initialization failed\n"); result = -EINVAL; goto out_free; } /* define general-purpose callback pointer */ dvb->fe[0]->callback = em28xx_tuner_callback; if (dvb->fe[1]) dvb->fe[1]->callback = em28xx_tuner_callback; /* register everything */ result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev); if (result < 0) goto out_free; if (dev->dvb_xfer_bulk) { dvb_alt = 0; } else { /* isoc */ dvb_alt = dev->dvb_alt_isoc; } udev = interface_to_usbdev(dev->intf); usb_set_interface(udev, dev->ifnum, dvb_alt); dev_info(&dev->intf->dev, "DVB extension successfully initialized\n"); kref_get(&dev->ref); ret: em28xx_set_mode(dev, EM28XX_SUSPEND); mutex_unlock(&dev->lock); return result; out_free: kfree(dvb); dev->dvb = NULL; goto ret; } static inline void prevent_sleep(struct dvb_frontend_ops *ops) { ops->set_voltage = NULL; ops->sleep = NULL; ops->tuner_ops.sleep = NULL; } static int em28xx_dvb_fini(struct em28xx *dev) { struct em28xx_dvb *dvb; if (dev->is_audio_only) { /* Shouldn't initialize IR for this interface */ return 0; } if (!dev->board.has_dvb) { /* This device does not support the extension */ return 0; } if (!dev->dvb) return 0; dev_info(&dev->intf->dev, "Closing DVB extension\n"); dvb = dev->dvb; em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); if (dev->disconnected) { /* * We cannot tell the device to sleep * once it has been unplugged. */ if (dvb->fe[0]) { prevent_sleep(&dvb->fe[0]->ops); dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; } if (dvb->fe[1]) { prevent_sleep(&dvb->fe[1]->ops); dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED; } } em28xx_unregister_dvb(dvb); /* release I2C module bindings */ dvb_module_release(dvb->i2c_client_sec); dvb_module_release(dvb->i2c_client_tuner); dvb_module_release(dvb->i2c_client_demod); kfree(dvb); dev->dvb = NULL; kref_put(&dev->ref, em28xx_free_device); return 0; } static int em28xx_dvb_suspend(struct em28xx *dev) { int ret = 0; if (dev->is_audio_only) return 0; if (!dev->board.has_dvb) return 0; dev_info(&dev->intf->dev, "Suspending DVB extension\n"); if (dev->dvb) { struct em28xx_dvb *dvb = dev->dvb; if (dvb->fe[0]) { ret = dvb_frontend_suspend(dvb->fe[0]); dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret); } if (dvb->fe[1]) { dvb_frontend_suspend(dvb->fe[1]); dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret); } } return 0; } static int em28xx_dvb_resume(struct em28xx *dev) { int ret = 0; if (dev->is_audio_only) return 0; if (!dev->board.has_dvb) return 0; dev_info(&dev->intf->dev, "Resuming DVB extension\n"); if (dev->dvb) { struct em28xx_dvb *dvb = dev->dvb; if (dvb->fe[0]) { ret = dvb_frontend_resume(dvb->fe[0]); dev_info(&dev->intf->dev, "fe0 resume %d\n", ret); } if (dvb->fe[1]) { ret = dvb_frontend_resume(dvb->fe[1]); dev_info(&dev->intf->dev, "fe1 resume %d\n", ret); } } return 0; } static struct em28xx_ops dvb_ops = { .id = EM28XX_DVB, .name = "Em28xx dvb Extension", .init = em28xx_dvb_init, .fini = em28xx_dvb_fini, .suspend = em28xx_dvb_suspend, .resume = em28xx_dvb_resume, }; static int __init em28xx_dvb_register(void) { return em28xx_register_extension(&dvb_ops); } static void __exit em28xx_dvb_unregister(void) { em28xx_unregister_extension(&dvb_ops); } module_init(em28xx_dvb_register); module_exit(em28xx_dvb_unregister);
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