diff options
Diffstat (limited to 'drivers/media/dvb/bt8xx/dvb-bt8xx.c')
| -rw-r--r-- | drivers/media/dvb/bt8xx/dvb-bt8xx.c | 797 |
1 files changed, 797 insertions, 0 deletions
diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.c b/drivers/media/dvb/bt8xx/dvb-bt8xx.c new file mode 100644 index 000000000000..b735397f59aa --- /dev/null +++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c @@ -0,0 +1,797 @@ +/* + * Bt8xx based DVB adapter driver + * + * Copyright (C) 2002,2003 Florian Schirmer <jolt@tuxbox.org> + * + * 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/bitops.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/device.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <linux/i2c.h> + +#include "dmxdev.h" +#include "dvbdev.h" +#include "dvb_demux.h" +#include "dvb_frontend.h" + +#include "dvb-bt8xx.h" + +#include "bt878.h" + +static int debug; + +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); + +#define dprintk( args... ) \ + do { \ + if (debug) printk(KERN_DEBUG args); \ + } while (0) + +static void dvb_bt8xx_task(unsigned long data) +{ + struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *)data; + + //printk("%d ", card->bt->finished_block); + + while (card->bt->last_block != card->bt->finished_block) { + (card->bt->TS_Size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter) + (&card->demux, + &card->bt->buf_cpu[card->bt->last_block * + card->bt->block_bytes], + card->bt->block_bytes); + card->bt->last_block = (card->bt->last_block + 1) % + card->bt->block_count; + } +} + +static int dvb_bt8xx_start_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct dvb_demux *dvbdmx = dvbdmxfeed->demux; + struct dvb_bt8xx_card *card = dvbdmx->priv; + int rc; + + dprintk("dvb_bt8xx: start_feed\n"); + + if (!dvbdmx->dmx.frontend) + return -EINVAL; + + down(&card->lock); + card->nfeeds++; + rc = card->nfeeds; + if (card->nfeeds == 1) + bt878_start(card->bt, card->gpio_mode, + card->op_sync_orin, card->irq_err_ignore); + up(&card->lock); + return rc; +} + +static int dvb_bt8xx_stop_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct dvb_demux *dvbdmx = dvbdmxfeed->demux; + struct dvb_bt8xx_card *card = dvbdmx->priv; + + dprintk("dvb_bt8xx: stop_feed\n"); + + if (!dvbdmx->dmx.frontend) + return -EINVAL; + + down(&card->lock); + card->nfeeds--; + if (card->nfeeds == 0) + bt878_stop(card->bt); + up(&card->lock); + + return 0; +} + +static int is_pci_slot_eq(struct pci_dev* adev, struct pci_dev* bdev) +{ + if ((adev->subsystem_vendor == bdev->subsystem_vendor) && + (adev->subsystem_device == bdev->subsystem_device) && + (adev->bus->number == bdev->bus->number) && + (PCI_SLOT(adev->devfn) == PCI_SLOT(bdev->devfn))) + return 1; + return 0; +} + +static struct bt878 __init *dvb_bt8xx_878_match(unsigned int bttv_nr, struct pci_dev* bttv_pci_dev) +{ + unsigned int card_nr; + + /* Hmm, n squared. Hope n is small */ + for (card_nr = 0; card_nr < bt878_num; card_nr++) { + if (is_pci_slot_eq(bt878[card_nr].dev, bttv_pci_dev)) + return &bt878[card_nr]; + } + return NULL; +} + + +static int thomson_dtt7579_demod_init(struct dvb_frontend* fe) +{ + static u8 mt352_clock_config [] = { 0x89, 0x38, 0x38 }; + static u8 mt352_reset [] = { 0x50, 0x80 }; + static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 }; + static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0x20 }; + static u8 mt352_gpp_ctl_cfg [] = { 0x8C, 0x33 }; + static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 }; + + mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); + udelay(2000); + mt352_write(fe, mt352_reset, sizeof(mt352_reset)); + mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); + + mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg)); + mt352_write(fe, mt352_gpp_ctl_cfg, sizeof(mt352_gpp_ctl_cfg)); + mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg)); + + return 0; +} + +static int thomson_dtt7579_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf) +{ + u32 div; + unsigned char bs = 0; + unsigned char cp = 0; + + #define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */ + div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6; + + if (params->frequency < 542000000) cp = 0xb4; + else if (params->frequency < 771000000) cp = 0xbc; + else cp = 0xf4; + + if (params->frequency == 0) bs = 0x03; + else if (params->frequency < 443250000) bs = 0x02; + else bs = 0x08; + + pllbuf[0] = 0xc0; // Note: non-linux standard PLL i2c address + pllbuf[1] = div >> 8; + pllbuf[2] = div & 0xff; + pllbuf[3] = cp; + pllbuf[4] = bs; + + return 0; +} + +static struct mt352_config thomson_dtt7579_config = { + + .demod_address = 0x0f, + .demod_init = thomson_dtt7579_demod_init, + .pll_set = thomson_dtt7579_pll_set, +}; + +static int cx24108_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) +{ + u32 freq = params->frequency; + + int i, a, n, pump; + u32 band, pll; + + + u32 osci[]={950000,1019000,1075000,1178000,1296000,1432000, + 1576000,1718000,1856000,2036000,2150000}; + u32 bandsel[]={0,0x00020000,0x00040000,0x00100800,0x00101000, + 0x00102000,0x00104000,0x00108000,0x00110000, + 0x00120000,0x00140000}; + +#define XTAL 1011100 /* Hz, really 1.0111 MHz and a /10 prescaler */ + printk("cx24108 debug: entering SetTunerFreq, freq=%d\n",freq); + + /* This is really the bit driving the tuner chip cx24108 */ + + if(freq<950000) freq=950000; /* kHz */ + if(freq>2150000) freq=2150000; /* satellite IF is 950..2150MHz */ + + /* decide which VCO to use for the input frequency */ + for(i=1;(i<sizeof(osci)/sizeof(osci[0]))&&(osci[i]<freq);i++); + printk("cx24108 debug: select vco #%d (f=%d)\n",i,freq); + band=bandsel[i]; + /* the gain values must be set by SetSymbolrate */ + /* compute the pll divider needed, from Conexant data sheet, + resolved for (n*32+a), remember f(vco) is f(receive) *2 or *4, + depending on the divider bit. It is set to /4 on the 2 lowest + bands */ + n=((i<=2?2:1)*freq*10L)/(XTAL/100); + a=n%32; n/=32; if(a==0) n--; + pump=(freq<(osci[i-1]+osci[i])/2); + pll=0xf8000000| + ((pump?1:2)<<(14+11))| + ((n&0x1ff)<<(5+11))| + ((a&0x1f)<<11); + /* everything is shifted left 11 bits to left-align the bits in the + 32bit word. Output to the tuner goes MSB-aligned, after all */ + printk("cx24108 debug: pump=%d, n=%d, a=%d\n",pump,n,a); + cx24110_pll_write(fe,band); + /* set vga and vca to their widest-band settings, as a precaution. + SetSymbolrate might not be called to set this up */ + cx24110_pll_write(fe,0x500c0000); + cx24110_pll_write(fe,0x83f1f800); + cx24110_pll_write(fe,pll); +/* writereg(client,0x56,0x7f);*/ + + return 0; +} + +static int pinnsat_pll_init(struct dvb_frontend* fe) +{ + return 0; +} + + +static struct cx24110_config pctvsat_config = { + + .demod_address = 0x55, + .pll_init = pinnsat_pll_init, + .pll_set = cx24108_pll_set, +}; + + +static int microtune_mt7202dtf_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) +{ + struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv; + u8 cfg, cpump, band_select; + u8 data[4]; + u32 div; + struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = data, .len = sizeof(data) }; + + div = (36000000 + params->frequency + 83333) / 166666; + cfg = 0x88; + + if (params->frequency < 175000000) cpump = 2; + else if (params->frequency < 390000000) cpump = 1; + else if (params->frequency < 470000000) cpump = 2; + else if (params->frequency < 750000000) cpump = 2; + else cpump = 3; + + if (params->frequency < 175000000) band_select = 0x0e; + else if (params->frequency < 470000000) band_select = 0x05; + else band_select = 0x03; + + data[0] = (div >> 8) & 0x7f; + data[1] = div & 0xff; + data[2] = ((div >> 10) & 0x60) | cfg; + data[3] = cpump | band_select; + + i2c_transfer(card->i2c_adapter, &msg, 1); + return (div * 166666 - 36000000); +} + +static int microtune_mt7202dtf_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name) +{ + struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv; + + return request_firmware(fw, name, &bt->bt->dev->dev); +} + +static struct sp887x_config microtune_mt7202dtf_config = { + + .demod_address = 0x70, + .pll_set = microtune_mt7202dtf_pll_set, + .request_firmware = microtune_mt7202dtf_request_firmware, +}; + + + +static int advbt771_samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe) +{ + static u8 mt352_clock_config [] = { 0x89, 0x38, 0x2d }; + static u8 mt352_reset [] = { 0x50, 0x80 }; + static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 }; + static u8 mt352_agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF, + 0x00, 0xFF, 0x00, 0x40, 0x40 }; + static u8 mt352_av771_extra[] = { 0xB5, 0x7A }; + static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 }; + + + mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); + udelay(2000); + mt352_write(fe, mt352_reset, sizeof(mt352_reset)); + mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); + + mt352_write(fe, mt352_agc_cfg,sizeof(mt352_agc_cfg)); + udelay(2000); + mt352_write(fe, mt352_av771_extra,sizeof(mt352_av771_extra)); + mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg)); + + return 0; +} + +static int advbt771_samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf) +{ + u32 div; + unsigned char bs = 0; + unsigned char cp = 0; + + #define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */ + div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6; + + if (params->frequency < 150000000) cp = 0xB4; + else if (params->frequency < 173000000) cp = 0xBC; + else if (params->frequency < 250000000) cp = 0xB4; + else if (params->frequency < 400000000) cp = 0xBC; + else if (params->frequency < 420000000) cp = 0xF4; + else if (params->frequency < 470000000) cp = 0xFC; + else if (params->frequency < 600000000) cp = 0xBC; + else if (params->frequency < 730000000) cp = 0xF4; + else cp = 0xFC; + + if (params->frequency < 150000000) bs = 0x01; + else if (params->frequency < 173000000) bs = 0x01; + else if (params->frequency < 250000000) bs = 0x02; + else if (params->frequency < 400000000) bs = 0x02; + else if (params->frequency < 420000000) bs = 0x02; + else if (params->frequency < 470000000) bs = 0x02; + else if (params->frequency < 600000000) bs = 0x08; + else if (params->frequency < 730000000) bs = 0x08; + else bs = 0x08; + + pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address + pllbuf[1] = div >> 8; + pllbuf[2] = div & 0xff; + pllbuf[3] = cp; + pllbuf[4] = bs; + + return 0; +} + +static struct mt352_config advbt771_samsung_tdtc9251dh0_config = { + + .demod_address = 0x0f, + .demod_init = advbt771_samsung_tdtc9251dh0_demod_init, + .pll_set = advbt771_samsung_tdtc9251dh0_pll_set, +}; + + +static struct dst_config dst_config = { + + .demod_address = 0x55, +}; + + +static int or51211_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name) +{ + struct dvb_bt8xx_card* bt = (struct dvb_bt8xx_card*) fe->dvb->priv; + + return request_firmware(fw, name, &bt->bt->dev->dev); +} + +static void or51211_setmode(struct dvb_frontend * fe, int mode) +{ + struct dvb_bt8xx_card *bt = fe->dvb->priv; + bttv_write_gpio(bt->bttv_nr, 0x0002, mode); /* Reset */ + msleep(20); +} + +static void or51211_reset(struct dvb_frontend * fe) +{ + struct dvb_bt8xx_card *bt = fe->dvb->priv; + + /* RESET DEVICE + * reset is controled by GPIO-0 + * when set to 0 causes reset and when to 1 for normal op + * must remain reset for 128 clock cycles on a 50Mhz clock + * also PRM1 PRM2 & PRM4 are controled by GPIO-1,GPIO-2 & GPIO-4 + * We assume that the reset has be held low long enough or we + * have been reset by a power on. When the driver is unloaded + * reset set to 0 so if reloaded we have been reset. + */ + /* reset & PRM1,2&4 are outputs */ + int ret = bttv_gpio_enable(bt->bttv_nr, 0x001F, 0x001F); + if (ret != 0) { + printk(KERN_WARNING "or51211: Init Error - Can't Reset DVR " + "(%i)\n", ret); + } + bttv_write_gpio(bt->bttv_nr, 0x001F, 0x0000); /* Reset */ + msleep(20); + /* Now set for normal operation */ + bttv_write_gpio(bt->bttv_nr, 0x0001F, 0x0001); + /* wait for operation to begin */ + msleep(500); +} + +static void or51211_sleep(struct dvb_frontend * fe) +{ + struct dvb_bt8xx_card *bt = fe->dvb->priv; + bttv_write_gpio(bt->bttv_nr, 0x0001, 0x0000); +} + +static struct or51211_config or51211_config = { + + .demod_address = 0x15, + .request_firmware = or51211_request_firmware, + .setmode = or51211_setmode, + .reset = or51211_reset, + .sleep = or51211_sleep, +}; + + +static int vp3021_alps_tded4_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) +{ + struct dvb_bt8xx_card *card = (struct dvb_bt8xx_card *) fe->dvb->priv; + u8 buf[4]; + u32 div; + struct i2c_msg msg = { .addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf) }; + + div = (params->frequency + 36166667) / 166667; + + buf[0] = (div >> 8) & 0x7F; + buf[1] = div & 0xFF; + buf[2] = 0x85; + if ((params->frequency >= 47000000) && (params->frequency < 153000000)) + buf[3] = 0x01; + else if ((params->frequency >= 153000000) && (params->frequency < 430000000)) + buf[3] = 0x02; + else if ((params->frequency >= 430000000) && (params->frequency < 824000000)) + buf[3] = 0x0C; + else if ((params->frequency >= 824000000) && (params->frequency < 863000000)) + buf[3] = 0x8C; + else + return -EINVAL; + + i2c_transfer(card->i2c_adapter, &msg, 1); + return 0; +} + +static struct nxt6000_config vp3021_alps_tded4_config = { + + .demod_address = 0x0a, + .clock_inversion = 1, + .pll_set = vp3021_alps_tded4_pll_set, +}; + + +static void frontend_init(struct dvb_bt8xx_card *card, u32 type) +{ + switch(type) { +#ifdef BTTV_DVICO_DVBT_LITE + case BTTV_DVICO_DVBT_LITE: + card->fe = mt352_attach(&thomson_dtt7579_config, card->i2c_adapter); + if (card->fe != NULL) { + card->fe->ops->info.frequency_min = 174000000; + card->fe->ops->info.frequency_max = 862000000; + break; + } + break; +#endif + +#ifdef BTTV_TWINHAN_VP3021 + case BTTV_TWINHAN_VP3021: +#else + case BTTV_NEBULA_DIGITV: +#endif + card->fe = nxt6000_attach(&vp3021_alps_tded4_config, card->i2c_adapter); + if (card->fe != NULL) { + break; + } + break; + + case BTTV_AVDVBT_761: + card->fe = sp887x_attach(µtune_mt7202dtf_config, card->i2c_adapter); + if (card->fe != NULL) { + break; + } + break; + + case BTTV_AVDVBT_771: + card->fe = mt352_attach(&advbt771_samsung_tdtc9251dh0_config, card->i2c_adapter); + if (card->fe != NULL) { + card->fe->ops->info.frequency_min = 174000000; + card->fe->ops->info.frequency_max = 862000000; + break; + } + break; + + case BTTV_TWINHAN_DST: + card->fe = dst_attach(&dst_config, card->i2c_adapter, card->bt); + if (card->fe != NULL) { + break; + } + break; + + case BTTV_PINNACLESAT: + card->fe = cx24110_attach(&pctvsat_config, card->i2c_adapter); + if (card->fe != NULL) { + break; + } + break; + + case BTTV_PC_HDTV: + card->fe = or51211_attach(&or51211_config, card->i2c_adapter); + if (card->fe != NULL) { + break; + } + break; + } + + if (card->fe == NULL) { + printk("dvb-bt8xx: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n", + card->bt->dev->vendor, + card->bt->dev->device, + card->bt->dev->subsystem_vendor, + card->bt->dev->subsystem_device); + } else { + if (dvb_register_frontend(card->dvb_adapter, card->fe)) { + printk("dvb-bt8xx: Frontend registration failed!\n"); + if (card->fe->ops->release) + card->fe->ops->release(card->fe); + card->fe = NULL; + } + } +} + +static int __init dvb_bt8xx_load_card(struct dvb_bt8xx_card *card, u32 type) +{ + int result; + + if ((result = dvb_register_adapter(&card->dvb_adapter, card->card_name, + THIS_MODULE)) < 0) { + printk("dvb_bt8xx: dvb_register_adapter failed (errno = %d)\n", result); + return result; + + } + card->dvb_adapter->priv = card; + + card->bt->adapter = card->i2c_adapter; + + memset(&card->demux, 0, sizeof(struct dvb_demux)); + + card->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING; + + card->demux.priv = card; + card->demux.filternum = 256; + card->demux.feednum = 256; + card->demux.start_feed = dvb_bt8xx_start_feed; + card->demux.stop_feed = dvb_bt8xx_stop_feed; + card->demux.write_to_decoder = NULL; + + if ((result = dvb_dmx_init(&card->demux)) < 0) { + printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result); + + dvb_unregister_adapter(card->dvb_adapter); + return result; + } + + card->dmxdev.filternum = 256; + card->dmxdev.demux = &card->demux.dmx; + card->dmxdev.capabilities = 0; + + if ((result = dvb_dmxdev_init(&card->dmxdev, card->dvb_adapter)) < 0) { + printk("dvb_bt8xx: dvb_dmxdev_init failed (errno = %d)\n", result); + + dvb_dmx_release(&card->demux); + dvb_unregister_adapter(card->dvb_adapter); + return result; + } + + card->fe_hw.source = DMX_FRONTEND_0; + + if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_hw)) < 0) { + printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result); + + dvb_dmxdev_release(&card->dmxdev); + dvb_dmx_release(&card->demux); + dvb_unregister_adapter(card->dvb_adapter); + return result; + } + + card->fe_mem.source = DMX_MEMORY_FE; + + if ((result = card->demux.dmx.add_frontend(&card->demux.dmx, &card->fe_mem)) < 0) { + printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result); + + card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw); + dvb_dmxdev_release(&card->dmxdev); + dvb_dmx_release(&card->demux); + dvb_unregister_adapter(card->dvb_adapter); + return result; + } + + if ((result = card->demux.dmx.connect_frontend(&card->demux.dmx, &card->fe_hw)) < 0) { + printk("dvb_bt8xx: dvb_dmx_init failed (errno = %d)\n", result); + + card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem); + card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw); + dvb_dmxdev_release(&card->dmxdev); + dvb_dmx_release(&card->demux); + dvb_unregister_adapter(card->dvb_adapter); + return result; + } + + dvb_net_init(card->dvb_adapter, &card->dvbnet, &card->demux.dmx); + + tasklet_init(&card->bt->tasklet, dvb_bt8xx_task, (unsigned long) card); + + frontend_init(card, type); + + return 0; +} + +static int dvb_bt8xx_probe(struct device *dev) +{ + struct bttv_sub_device *sub = to_bttv_sub_dev(dev); + struct dvb_bt8xx_card *card; + struct pci_dev* bttv_pci_dev; + int ret; + + if (!(card = kmalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL))) + return -ENOMEM; + + memset(card, 0, sizeof(*card)); + init_MUTEX(&card->lock); + card->bttv_nr = sub->core->nr; + strncpy(card->card_name, sub->core->name, sizeof(sub->core->name)); + card->i2c_adapter = &sub->core->i2c_adap; + + switch(sub->core->type) + { + case BTTV_PINNACLESAT: + card->gpio_mode = 0x0400c060; + /* should be: BT878_A_GAIN=0,BT878_A_PWRDN,BT878_DA_DPM,BT878_DA_SBR, + BT878_DA_IOM=1,BT878_DA_APP to enable serial highspeed mode. */ + card->op_sync_orin = 0; + card->irq_err_ignore = 0; + break; + +#ifdef BTTV_DVICO_DVBT_LITE + case BTTV_DVICO_DVBT_LITE: +#endif + card->gpio_mode = 0x0400C060; + card->op_sync_orin = 0; + card->irq_err_ignore = 0; + /* 26, 15, 14, 6, 5 + * A_PWRDN DA_DPM DA_SBR DA_IOM_DA + * DA_APP(parallel) */ + break; + +#ifdef BTTV_TWINHAN_VP3021 + case BTTV_TWINHAN_VP3021: +#else + case BTTV_NEBULA_DIGITV: +#endif + case BTTV_AVDVBT_761: + card->gpio_mode = (1 << 26) | (1 << 14) | (1 << 5); + card->op_sync_orin = 0; + card->irq_err_ignore = 0; + /* A_PWRDN DA_SBR DA_APP (high speed serial) */ + break; + + case BTTV_AVDVBT_771: //case 0x07711461: + card->gpio_mode = 0x0400402B; + card->op_sync_orin = BT878_RISC_SYNC_MASK; + card->irq_err_ignore = 0; + /* A_PWRDN DA_SBR DA_APP[0] PKTP=10 RISC_ENABLE FIFO_ENABLE*/ + break; + + case BTTV_TWINHAN_DST: + card->gpio_mode = 0x2204f2c; + card->op_sync_orin = BT878_RISC_SYNC_MASK; + card->irq_err_ignore = BT878_APABORT | BT878_ARIPERR | + BT878_APPERR | BT878_AFBUS; + /* 25,21,14,11,10,9,8,3,2 then + * 0x33 = 5,4,1,0 + * A_SEL=SML, DA_MLB, DA_SBR, + * DA_SDR=f, fifo trigger = 32 DWORDS + * IOM = 0 == audio A/D + * DPM = 0 == digital audio mode + * == async data parallel port + * then 0x33 (13 is set by start_capture) + * DA_APP = async data parallel port, + * ACAP_EN = 1, + * RISC+FIFO ENABLE */ + break; + + case BTTV_PC_HDTV: + card->gpio_mode = 0x0100EC7B; + card->op_sync_orin = 0; + card->irq_err_ignore = 0; + break; + + default: + printk(KERN_WARNING "dvb_bt8xx: Unknown bttv card type: %d.\n", + sub->core->type); + kfree(card); + return -ENODEV; + } + + dprintk("dvb_bt8xx: identified card%d as %s\n", card->bttv_nr, card->card_name); + + if (!(bttv_pci_dev = bttv_get_pcidev(card->bttv_nr))) { + printk("dvb_bt8xx: no pci device for card %d\n", card->bttv_nr); + kfree(card); + return -EFAULT; + } + + if (!(card->bt = dvb_bt8xx_878_match(card->bttv_nr, bttv_pci_dev))) { + printk("dvb_bt8xx: unable to determine DMA core of card %d,\n", + card->bttv_nr); + printk("dvb_bt8xx: if you have the ALSA bt87x audio driver " + "installed, try removing it.\n"); + + kfree(card); + return -EFAULT; + + } + + init_MUTEX(&card->bt->gpio_lock); + card->bt->bttv_nr = sub->core->nr; + + if ( (ret = dvb_bt8xx_load_card(card, sub->core->type)) ) { + kfree(card); + return ret; + } + + dev_set_drvdata(dev, card); + return 0; +} + +static int dvb_bt8xx_remove(struct device *dev) +{ + struct dvb_bt8xx_card *card = dev_get_drvdata(dev); + + dprintk("dvb_bt8xx: unloading card%d\n", card->bttv_nr); + + bt878_stop(card->bt); + tasklet_kill(&card->bt->tasklet); + dvb_net_release(&card->dvbnet); + card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_mem); + card->demux.dmx.remove_frontend(&card->demux.dmx, &card->fe_hw); + dvb_dmxdev_release(&card->dmxdev); + dvb_dmx_release(&card->demux); + if (card->fe) dvb_unregister_frontend(card->fe); + dvb_unregister_adapter(card->dvb_adapter); + + kfree(card); + + return 0; +} + +static struct bttv_sub_driver driver = { + .drv = { + .name = "dvb-bt8xx", + .probe = dvb_bt8xx_probe, + .remove = dvb_bt8xx_remove, + /* FIXME: + * .shutdown = dvb_bt8xx_shutdown, + * .suspend = dvb_bt8xx_suspend, + * .resume = dvb_bt8xx_resume, + */ + }, +}; + +static int __init dvb_bt8xx_init(void) +{ + return bttv_sub_register(&driver, "dvb"); +} + +static void __exit dvb_bt8xx_exit(void) +{ + bttv_sub_unregister(&driver); +} + +module_init(dvb_bt8xx_init); +module_exit(dvb_bt8xx_exit); + +MODULE_DESCRIPTION("Bt8xx based DVB adapter driver"); +MODULE_AUTHOR("Florian Schirmer <jolt@tuxbox.org>"); +MODULE_LICENSE("GPL"); |
