| /* |
| DVB device driver for em28xx |
| |
| (c) 2008-2011 Mauro Carvalho Chehab <mchehab@infradead.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> |
| |
| 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; either version 2 of the License. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/slab.h> |
| #include <linux/usb.h> |
| |
| #include "em28xx.h" |
| #include <media/v4l2-common.h> |
| #include <media/videobuf-vmalloc.h> |
| #include <media/tuner.h> |
| #include "tuner-simple.h" |
| |
| #include "lgdt330x.h" |
| #include "lgdt3305.h" |
| #include "zl10353.h" |
| #include "s5h1409.h" |
| #include "mt352.h" |
| #include "mt352_priv.h" /* FIXME */ |
| #include "tda1002x.h" |
| #include "tda18271.h" |
| #include "s921.h" |
| #include "drxd.h" |
| #include "cxd2820r.h" |
| #include "tda18271c2dd.h" |
| #include "drxk.h" |
| #include "tda10071.h" |
| #include "a8293.h" |
| #include "qt1010.h" |
| |
| MODULE_DESCRIPTION("driver for em28xx based DVB cards"); |
| MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); |
| MODULE_LICENSE("GPL"); |
| |
| 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) \ |
| printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## 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 *, int); |
| struct semaphore pll_mutex; |
| bool dont_attach_fe1; |
| }; |
| |
| |
| static inline void print_err_status(struct em28xx *dev, |
| int packet, int status) |
| { |
| char *errmsg = "Unknown"; |
| |
| switch (status) { |
| case -ENOENT: |
| errmsg = "unlinked synchronuously"; |
| break; |
| case -ECONNRESET: |
| errmsg = "unlinked asynchronuously"; |
| 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_isoc_copy(struct em28xx *dev, struct urb *urb) |
| { |
| int i; |
| |
| if (!dev) |
| return 0; |
| |
| if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED)) |
| return 0; |
| |
| if (urb->status < 0) { |
| print_err_status(dev, -1, urb->status); |
| if (urb->status == -ENOENT) |
| return 0; |
| } |
| |
| for (i = 0; i < urb->number_of_packets; i++) { |
| int status = urb->iso_frame_desc[i].status; |
| |
| if (status < 0) { |
| print_err_status(dev, i, status); |
| if (urb->iso_frame_desc[i].status != -EPROTO) |
| 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 *dev = dvb->adapter.priv; |
| int max_dvb_packet_size; |
| |
| usb_set_interface(dev->udev, 0, dev->dvb_alt); |
| rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); |
| if (rc < 0) |
| return rc; |
| |
| max_dvb_packet_size = dev->dvb_max_pkt_size; |
| if (max_dvb_packet_size < 0) |
| return max_dvb_packet_size; |
| dprintk(1, "Using %d buffers each with %d x %d bytes\n", |
| EM28XX_DVB_NUM_BUFS, |
| EM28XX_DVB_MAX_PACKETS, |
| max_dvb_packet_size); |
| |
| return em28xx_init_isoc(dev, EM28XX_DIGITAL_MODE, |
| EM28XX_DVB_MAX_PACKETS, EM28XX_DVB_NUM_BUFS, |
| max_dvb_packet_size, em28xx_dvb_isoc_copy); |
| } |
| |
| static int em28xx_stop_streaming(struct em28xx_dvb *dvb) |
| { |
| struct em28xx *dev = dvb->adapter.priv; |
| |
| em28xx_capture_start(dev, 0); |
| |
| em28xx_set_mode(dev, EM28XX_SUSPEND); |
| |
| 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 (0 == 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 *dev = fe->dvb->priv; |
| |
| 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_address = 0x0e, |
| .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 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_CONTINOUS_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 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, |
| }; |
| |
| struct drxk_config terratec_h5_drxk = { |
| .adr = 0x29, |
| .single_master = 1, |
| .no_i2c_bridge = 1, |
| .microcode_name = "dvb-usb-terratec-h5-drxk.fw", |
| }; |
| |
| 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, |
| }; |
| |
| struct drxk_config maxmedia_ub425_tc_drxk = { |
| .adr = 0x29, |
| .single_master = 1, |
| .no_i2c_bridge = 1, |
| }; |
| |
| struct drxk_config pctv_520e_drxk = { |
| .adr = 0x29, |
| .single_master = 1, |
| .microcode_name = "dvb-demod-drxk-pctv.fw", |
| .chunk_size = 58, |
| }; |
| |
| struct drxk_config pctv_520e_drxk = { |
| .adr = 0x29, |
| .single_master = 1, |
| .microcode_name = "dvb-demod-drxk-pctv.fw", |
| .chunk_size = 58, |
| }; |
| |
| 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; |
| |
| struct em28xx_reg_seq hauppauge_hvr930c_init[] = { |
| {EM2874_R80_GPIO, 0xff, 0xff, 0x65}, |
| {EM2874_R80_GPIO, 0xfb, 0xff, 0x32}, |
| {EM2874_R80_GPIO, 0xff, 0xff, 0xb8}, |
| { -1, -1, -1, -1}, |
| }; |
| struct em28xx_reg_seq hauppauge_hvr930c_end[] = { |
| {EM2874_R80_GPIO, 0xef, 0xff, 0x01}, |
| {EM2874_R80_GPIO, 0xaf, 0xff, 0x65}, |
| {EM2874_R80_GPIO, 0xef, 0xff, 0x76}, |
| {EM2874_R80_GPIO, 0xef, 0xff, 0x01}, |
| {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b}, |
| {EM2874_R80_GPIO, 0xef, 0xff, 0x40}, |
| |
| {EM2874_R80_GPIO, 0xcf, 0xff, 0x65}, |
| {EM2874_R80_GPIO, 0xef, 0xff, 0x65}, |
| {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b}, |
| {EM2874_R80_GPIO, 0xef, 0xff, 0x65}, |
| |
| { -1, -1, -1, -1}, |
| }; |
| |
| 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); |
| msleep(10); |
| em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44); |
| msleep(10); |
| |
| dev->i2c_client.addr = 0x82 >> 1; |
| |
| for (i = 0; i < ARRAY_SIZE(regs); i++) |
| i2c_master_send(&dev->i2c_client, 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); |
| msleep(10); |
| |
| } |
| |
| static void terratec_h5_init(struct em28xx *dev) |
| { |
| int i; |
| struct em28xx_reg_seq terratec_h5_init[] = { |
| {EM28XX_R08_GPIO, 0xff, 0xff, 10}, |
| {EM2874_R80_GPIO, 0xf6, 0xff, 100}, |
| {EM2874_R80_GPIO, 0xf2, 0xff, 50}, |
| {EM2874_R80_GPIO, 0xf6, 0xff, 100}, |
| { -1, -1, -1, -1}, |
| }; |
| struct em28xx_reg_seq terratec_h5_end[] = { |
| {EM2874_R80_GPIO, 0xe6, 0xff, 100}, |
| {EM2874_R80_GPIO, 0xa6, 0xff, 50}, |
| {EM2874_R80_GPIO, 0xe6, 0xff, 100}, |
| { -1, -1, -1, -1}, |
| }; |
| 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); |
| msleep(10); |
| em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45); |
| msleep(10); |
| |
| dev->i2c_client.addr = 0x82 >> 1; |
| |
| for (i = 0; i < ARRAY_SIZE(regs); i++) |
| i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len); |
| em28xx_gpio_set(dev, terratec_h5_end); |
| }; |
| |
| static void pctv_520e_init(struct em28xx *dev) |
| { |
| /* |
| * Init TDA8295(?) analog demodulator. Looks like I2C traffic to |
| * digital demodulator and tuner are routed via TDA8295. |
| */ |
| int i; |
| 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.addr = 0x82 >> 1; /* 0x41 */ |
| |
| for (i = 0; i < ARRAY_SIZE(regs); i++) |
| i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len); |
| }; |
| |
| static void pctv_520e_init(struct em28xx *dev) |
| { |
| /* |
| * Init TDA8295(?) analog demodulator. Looks like I2C traffic to |
| * digital demodulator and tuner are routed via TDA8295. |
| */ |
| int i; |
| 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.addr = 0x82 >> 1; /* 0x41 */ |
| |
| for (i = 0; i < ARRAY_SIZE(regs); i++) |
| i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len); |
| }; |
| |
| 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)); |
| udelay(200); |
| 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 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, |
| |
| /* enable LNA for DVB-T2 and DVB-C */ |
| .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L, |
| .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L, |
| }; |
| |
| static struct tda18271_config em28xx_cxd2820r_tda18271_config = { |
| .output_opt = TDA18271_OUTPUT_LT_OFF, |
| .gate = TDA18271_GATE_DIGITAL, |
| }; |
| |
| static const struct tda10071_config em28xx_tda10071_config = { |
| .i2c_address = 0x55, /* (0xaa >> 1) */ |
| .i2c_wr_max = 64, |
| .ts_mode = TDA10071_TS_SERIAL, |
| .spec_inv = 0, |
| .xtal = 40444000, /* 40.444 MHz */ |
| .pll_multiplier = 20, |
| }; |
| |
| static const struct a8293_config em28xx_a8293_config = { |
| .i2c_addr = 0x08, /* (0x10 >> 1) */ |
| }; |
| |
| 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 qt1010_config em28xx_qt1010_config = { |
| .i2c_address = 0x62 |
| |
| }; |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev) |
| { |
| struct dvb_frontend *fe; |
| struct xc2028_config cfg; |
| |
| memset(&cfg, 0, sizeof(cfg)); |
| cfg.i2c_adap = &dev->i2c_adap; |
| cfg.i2c_addr = addr; |
| |
| if (!dev->dvb->fe[0]) { |
| em28xx_errdev("/2: dvb frontend not attached. " |
| "Can't attach xc3028\n"); |
| return -EINVAL; |
| } |
| |
| fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); |
| if (!fe) { |
| em28xx_errdev("/2: xc3028 attach failed\n"); |
| dvb_frontend_detach(dev->dvb->fe[0]); |
| dev->dvb->fe[0] = NULL; |
| return -EINVAL; |
| } |
| |
| em28xx_info("%s/2: xc3028 attached\n", dev->name); |
| |
| return 0; |
| } |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module, |
| struct em28xx *dev, struct device *device) |
| { |
| int result; |
| |
| mutex_init(&dvb->lock); |
| |
| /* register adapter */ |
| result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, |
| adapter_nr); |
| if (result < 0) { |
| printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n", |
| dev->name, result); |
| goto fail_adapter; |
| } |
| |
| /* 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; |
| |
| /* register frontend */ |
| result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]); |
| if (result < 0) { |
| printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n", |
| dev->name, result); |
| goto fail_frontend0; |
| } |
| |
| /* register 2nd frontend */ |
| if (dvb->fe[1]) { |
| result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]); |
| if (result < 0) { |
| printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n", |
| dev->name, 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) { |
| printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n", |
| dev->name, 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) { |
| printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n", |
| dev->name, 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) { |
| printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", |
| dev->name, 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) { |
| printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", |
| dev->name, result); |
| goto fail_fe_mem; |
| } |
| |
| result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); |
| if (result < 0) { |
| printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n", |
| dev->name, result); |
| goto fail_fe_conn; |
| } |
| |
| /* register network adapter */ |
| dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); |
| return 0; |
| |
| 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 em28xx_dvb_init(struct em28xx *dev) |
| { |
| int result = 0, mfe_shared = 0; |
| struct em28xx_dvb *dvb; |
| |
| if (!dev->board.has_dvb) { |
| /* This device does not support the extension */ |
| printk(KERN_INFO "em28xx_dvb: This device does not support the extension\n"); |
| return 0; |
| } |
| |
| dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); |
| |
| if (dvb == NULL) { |
| em28xx_info("em28xx_dvb: memory allocation failed\n"); |
| return -ENOMEM; |
| } |
| dev->dvb = dvb; |
| dvb->fe[0] = dvb->fe[1] = NULL; |
| |
| 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); |
| |
| 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, |
| &dev->i2c_adap); |
| 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); |
| 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: |
| dvb->fe[0] = dvb_attach(zl10353_attach, |
| &em28xx_zl10353_xc3028_no_i2c_gate, |
| &dev->i2c_adap); |
| 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: |
| dvb->fe[0] = dvb_attach(zl10353_attach, |
| &em28xx_zl10353_xc3028_no_i2c_gate, |
| &dev->i2c_adap); |
| if (dvb->fe[0] == NULL) { |
| /* This board could have either a zl10353 or a mt352. |
| If the chip id isn't for zl10353, try mt352 */ |
| dvb->fe[0] = dvb_attach(mt352_attach, |
| &terratec_xs_mt352_cfg, |
| &dev->i2c_adap); |
| } |
| |
| if (em28xx_attach_xc3028(0x61, dev) < 0) { |
| result = -EINVAL; |
| goto out_free; |
| } |
| break; |
| case EM2870_BOARD_KWORLD_355U: |
| dvb->fe[0] = dvb_attach(zl10353_attach, |
| &em28xx_zl10353_no_i2c_gate_dev, |
| &dev->i2c_adap); |
| if (dvb->fe[0] != NULL) |
| dvb_attach(qt1010_attach, dvb->fe[0], |
| &dev->i2c_adap, &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); |
| 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, |
| &dev->i2c_adap); |
| if (dvb->fe[0] != NULL) { |
| if (!dvb_attach(simple_tuner_attach, dvb->fe[0], |
| &dev->i2c_adap, 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->udev->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, 0x48); |
| if (dvb->fe[0]) { |
| if (!dvb_attach(simple_tuner_attach, dvb->fe[0], |
| &dev->i2c_adap, 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); |
| if (dvb->fe[0] != NULL) |
| dvb_attach(tda18271_attach, dvb->fe[0], 0x60, |
| &dev->i2c_adap, &kworld_a340_config); |
| break; |
| case EM28174_BOARD_PCTV_290E: |
| dvb->fe[0] = dvb_attach(cxd2820r_attach, |
| &em28xx_cxd2820r_config, |
| &dev->i2c_adap); |
| if (dvb->fe[0]) { |
| /* FE 0 attach tuner */ |
| if (!dvb_attach(tda18271_attach, |
| dvb->fe[0], |
| 0x60, |
| &dev->i2c_adap, |
| &em28xx_cxd2820r_tda18271_config)) { |
| |
| dvb_frontend_detach(dvb->fe[0]); |
| result = -EINVAL; |
| goto out_free; |
| } |
| } |
| 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); |
| 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 */ |
| memset(&cfg, 0, sizeof(cfg)); |
| 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, |
| &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: |
| case EM2884_BOARD_CINERGY_HTC_STICK: |
| terratec_h5_init(dev); |
| |
| dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap); |
| 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, 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 EM28174_BOARD_PCTV_460E: |
| /* attach demod */ |
| dvb->fe[0] = dvb_attach(tda10071_attach, |
| &em28xx_tda10071_config, &dev->i2c_adap); |
| |
| /* attach SEC */ |
| if (dvb->fe[0]) |
| dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap, |
| &em28xx_a8293_config); |
| break; |
| case EM2874_BOARD_MAXMEDIA_UB425_TC: |
| /* attach demodulator */ |
| dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, |
| &dev->i2c_adap); |
| |
| if (dvb->fe[0]) { |
| /* disable I2C-gate */ |
| dvb->fe[0]->ops.i2c_gate_ctrl = NULL; |
| |
| /* attach tuner */ |
| if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], |
| &dev->i2c_adap, 0x60)) { |
| dvb_frontend_detach(dvb->fe[0]); |
| result = -EINVAL; |
| goto out_free; |
| } |
| } |
| |
| /* TODO: we need drx-3913k firmware in order to support DVB-T */ |
| em28xx_info("MaxMedia UB425-TC: only DVB-C supported by that " \ |
| "driver version\n"); |
| |
| break; |
| case EM2884_BOARD_PCTV_520E: |
| pctv_520e_init(dev); |
| |
| /* attach demodulator */ |
| dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk, |
| &dev->i2c_adap); |
| |
| if (dvb->fe[0]) { |
| /* attach tuner */ |
| if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, |
| &dev->i2c_adap, |
| &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); |
| |
| if (dvb->fe[0]) { |
| /* attach tuner */ |
| if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60, |
| &dev->i2c_adap, |
| &em28xx_cxd2820r_tda18271_config)) { |
| dvb_frontend_detach(dvb->fe[0]); |
| result = -EINVAL; |
| goto out_free; |
| } |
| } |
| break; |
| default: |
| em28xx_errdev("/2: The frontend of your DVB/ATSC card" |
| " isn't supported yet\n"); |
| break; |
| } |
| if (NULL == dvb->fe[0]) { |
| em28xx_errdev("/2: 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->udev->dev); |
| |
| if (result < 0) |
| goto out_free; |
| |
| /* MFE lock */ |
| dvb->adapter.mfe_shared = mfe_shared; |
| |
| em28xx_info("Successfully loaded em28xx-dvb\n"); |
| 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) |
| { |
| if (!dev->board.has_dvb) { |
| /* This device does not support the extension */ |
| return 0; |
| } |
| |
| if (dev->dvb) { |
| struct em28xx_dvb *dvb = dev->dvb; |
| |
| if (dev->state & DEV_DISCONNECTED) { |
| /* We cannot tell the device to sleep |
| * once it has been unplugged. */ |
| if (dvb->fe[0]) |
| prevent_sleep(&dvb->fe[0]->ops); |
| if (dvb->fe[1]) |
| prevent_sleep(&dvb->fe[1]->ops); |
| } |
| |
| em28xx_unregister_dvb(dvb); |
| kfree(dvb); |
| dev->dvb = NULL; |
| } |
| |
| return 0; |
| } |
| |
| static struct em28xx_ops dvb_ops = { |
| .id = EM28XX_DVB, |
| .name = "Em28xx dvb Extension", |
| .init = em28xx_dvb_init, |
| .fini = em28xx_dvb_fini, |
| }; |
| |
| 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); |