diff options
Diffstat (limited to 'drivers/media/dvb/ttpci/budget-ci.c')
| -rw-r--r-- | drivers/media/dvb/ttpci/budget-ci.c | 995 |
1 files changed, 995 insertions, 0 deletions
diff --git a/drivers/media/dvb/ttpci/budget-ci.c b/drivers/media/dvb/ttpci/budget-ci.c new file mode 100644 index 00000000000..521111be355 --- /dev/null +++ b/drivers/media/dvb/ttpci/budget-ci.c @@ -0,0 +1,995 @@ +/* + * budget-ci.c: driver for the SAA7146 based Budget DVB cards + * + * Compiled from various sources by Michael Hunold <michael@mihu.de> + * + * msp430 IR support contributed by Jack Thomasson <jkt@Helius.COM> + * partially based on the Siemens DVB driver by Ralph+Marcus Metzler + * + * CI interface support (c) 2004 Andrew de Quincey <adq_dvb@lidskialf.net> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + * + * + * the project's page is at http://www.linuxtv.org/dvb/ + */ + +#include "budget.h" + +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/input.h> +#include <linux/spinlock.h> + +#include "dvb_ca_en50221.h" +#include "stv0299.h" +#include "tda1004x.h" + +#define DEBIADDR_IR 0x1234 +#define DEBIADDR_CICONTROL 0x0000 +#define DEBIADDR_CIVERSION 0x4000 +#define DEBIADDR_IO 0x1000 +#define DEBIADDR_ATTR 0x3000 + +#define CICONTROL_RESET 0x01 +#define CICONTROL_ENABLETS 0x02 +#define CICONTROL_CAMDETECT 0x08 + +#define DEBICICTL 0x00420000 +#define DEBICICAM 0x02420000 + +#define SLOTSTATUS_NONE 1 +#define SLOTSTATUS_PRESENT 2 +#define SLOTSTATUS_RESET 4 +#define SLOTSTATUS_READY 8 +#define SLOTSTATUS_OCCUPIED (SLOTSTATUS_PRESENT|SLOTSTATUS_RESET|SLOTSTATUS_READY) + +struct budget_ci { + struct budget budget; + struct input_dev input_dev; + struct tasklet_struct msp430_irq_tasklet; + struct tasklet_struct ciintf_irq_tasklet; + int slot_status; + struct dvb_ca_en50221 ca; + char ir_dev_name[50]; +}; + +/* from reading the following remotes: + Zenith Universal 7 / TV Mode 807 / VCR Mode 837 + Hauppauge (from NOVA-CI-s box product) + i've taken a "middle of the road" approach and note the differences +*/ +static u16 key_map[64] = { + /* 0x0X */ + KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8, + KEY_9, + KEY_ENTER, + KEY_RED, + KEY_POWER, /* RADIO on Hauppauge */ + KEY_MUTE, + 0, + KEY_A, /* TV on Hauppauge */ + /* 0x1X */ + KEY_VOLUMEUP, KEY_VOLUMEDOWN, + 0, 0, + KEY_B, + 0, 0, 0, 0, 0, 0, 0, + KEY_UP, KEY_DOWN, + KEY_OPTION, /* RESERVED on Hauppauge */ + KEY_BREAK, + /* 0x2X */ + KEY_CHANNELUP, KEY_CHANNELDOWN, + KEY_PREVIOUS, /* Prev. Ch on Zenith, SOURCE on Hauppauge */ + 0, KEY_RESTART, KEY_OK, + KEY_CYCLEWINDOWS, /* MINIMIZE on Hauppauge */ + 0, + KEY_ENTER, /* VCR mode on Zenith */ + KEY_PAUSE, + 0, + KEY_RIGHT, KEY_LEFT, + 0, + KEY_MENU, /* FULL SCREEN on Hauppauge */ + 0, + /* 0x3X */ + KEY_SLOW, + KEY_PREVIOUS, /* VCR mode on Zenith */ + KEY_REWIND, + 0, + KEY_FASTFORWARD, + KEY_PLAY, KEY_STOP, + KEY_RECORD, + KEY_TUNER, /* TV/VCR on Zenith */ + 0, + KEY_C, + 0, + KEY_EXIT, + KEY_POWER2, + KEY_TUNER, /* VCR mode on Zenith */ + 0, +}; + +static void msp430_ir_debounce(unsigned long data) +{ + struct input_dev *dev = (struct input_dev *) data; + + if (dev->rep[0] == 0 || dev->rep[0] == ~0) { + input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0); + return; + } + + dev->rep[0] = 0; + dev->timer.expires = jiffies + HZ * 350 / 1000; + add_timer(&dev->timer); + input_event(dev, EV_KEY, key_map[dev->repeat_key], 2); /* REPEAT */ +} + +static void msp430_ir_interrupt(unsigned long data) +{ + struct budget_ci *budget_ci = (struct budget_ci *) data; + struct input_dev *dev = &budget_ci->input_dev; + unsigned int code = + ttpci_budget_debiread(&budget_ci->budget, DEBINOSWAP, DEBIADDR_IR, 2, 1, 0) >> 8; + + if (code & 0x40) { + code &= 0x3f; + + if (timer_pending(&dev->timer)) { + if (code == dev->repeat_key) { + ++dev->rep[0]; + return; + } + del_timer(&dev->timer); + input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0); + } + + if (!key_map[code]) { + printk("DVB (%s): no key for %02x!\n", __FUNCTION__, code); + return; + } + + /* initialize debounce and repeat */ + dev->repeat_key = code; + /* Zenith remote _always_ sends 2 sequences */ + dev->rep[0] = ~0; + /* 350 milliseconds */ + dev->timer.expires = jiffies + HZ * 350 / 1000; + /* MAKE */ + input_event(dev, EV_KEY, key_map[code], !0); + add_timer(&dev->timer); + } +} + +static int msp430_ir_init(struct budget_ci *budget_ci) +{ + struct saa7146_dev *saa = budget_ci->budget.dev; + int i; + + memset(&budget_ci->input_dev, 0, sizeof(struct input_dev)); + + sprintf(budget_ci->ir_dev_name, "Budget-CI dvb ir receiver %s", saa->name); + budget_ci->input_dev.name = budget_ci->ir_dev_name; + + set_bit(EV_KEY, budget_ci->input_dev.evbit); + + for (i = 0; i < sizeof(key_map) / sizeof(*key_map); i++) + if (key_map[i]) + set_bit(key_map[i], budget_ci->input_dev.keybit); + + input_register_device(&budget_ci->input_dev); + + budget_ci->input_dev.timer.function = msp430_ir_debounce; + + saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_06); + + saa7146_setgpio(saa, 3, SAA7146_GPIO_IRQHI); + + return 0; +} + +static void msp430_ir_deinit(struct budget_ci *budget_ci) +{ + struct saa7146_dev *saa = budget_ci->budget.dev; + struct input_dev *dev = &budget_ci->input_dev; + + saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_06); + saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT); + + if (del_timer(&dev->timer)) + input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0); + + input_unregister_device(dev); +} + +static int ciintf_read_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + + if (slot != 0) + return -EINVAL; + + return ttpci_budget_debiread(&budget_ci->budget, DEBICICAM, + DEBIADDR_ATTR | (address & 0xfff), 1, 1, 0); +} + +static int ciintf_write_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address, u8 value) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + + if (slot != 0) + return -EINVAL; + + return ttpci_budget_debiwrite(&budget_ci->budget, DEBICICAM, + DEBIADDR_ATTR | (address & 0xfff), 1, value, 1, 0); +} + +static int ciintf_read_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + + if (slot != 0) + return -EINVAL; + + return ttpci_budget_debiread(&budget_ci->budget, DEBICICAM, + DEBIADDR_IO | (address & 3), 1, 1, 0); +} + +static int ciintf_write_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + + if (slot != 0) + return -EINVAL; + + return ttpci_budget_debiwrite(&budget_ci->budget, DEBICICAM, + DEBIADDR_IO | (address & 3), 1, value, 1, 0); +} + +static int ciintf_slot_reset(struct dvb_ca_en50221 *ca, int slot) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + struct saa7146_dev *saa = budget_ci->budget.dev; + + if (slot != 0) + return -EINVAL; + + // trigger on RISING edge during reset so we know when READY is re-asserted + saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI); + budget_ci->slot_status = SLOTSTATUS_RESET; + ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 0, 1, 0); + msleep(1); + ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, + CICONTROL_RESET, 1, 0); + + saa7146_setgpio(saa, 1, SAA7146_GPIO_OUTHI); + ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTB); + return 0; +} + +static int ciintf_slot_shutdown(struct dvb_ca_en50221 *ca, int slot) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + struct saa7146_dev *saa = budget_ci->budget.dev; + + if (slot != 0) + return -EINVAL; + + saa7146_setgpio(saa, 1, SAA7146_GPIO_OUTHI); + ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTB); + return 0; +} + +static int ciintf_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot) +{ + struct budget_ci *budget_ci = (struct budget_ci *) ca->data; + struct saa7146_dev *saa = budget_ci->budget.dev; + int tmp; + + if (slot != 0) + return -EINVAL; + + saa7146_setgpio(saa, 1, SAA7146_GPIO_OUTLO); + + tmp = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 1, 0); + ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, + tmp | CICONTROL_ENABLETS, 1, 0); + + ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTA); + return 0; +} + +static void ciintf_interrupt(unsigned long data) +{ + struct budget_ci *budget_ci = (struct budget_ci *) data; + struct saa7146_dev *saa = budget_ci->budget.dev; + unsigned int flags; + + // ensure we don't get spurious IRQs during initialisation + if (!budget_ci->budget.ci_present) + return; + + // read the CAM status + flags = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 1, 0); + if (flags & CICONTROL_CAMDETECT) { + + // GPIO should be set to trigger on falling edge if a CAM is present + saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQLO); + + if (budget_ci->slot_status & SLOTSTATUS_NONE) { + // CAM insertion IRQ + budget_ci->slot_status = SLOTSTATUS_PRESENT; + dvb_ca_en50221_camchange_irq(&budget_ci->ca, 0, + DVB_CA_EN50221_CAMCHANGE_INSERTED); + + } else if (budget_ci->slot_status & SLOTSTATUS_RESET) { + // CAM ready (reset completed) + budget_ci->slot_status = SLOTSTATUS_READY; + dvb_ca_en50221_camready_irq(&budget_ci->ca, 0); + + } else if (budget_ci->slot_status & SLOTSTATUS_READY) { + // FR/DA IRQ + dvb_ca_en50221_frda_irq(&budget_ci->ca, 0); + } + } else { + + // trigger on rising edge if a CAM is not present - when a CAM is inserted, we + // only want to get the IRQ when it sets READY. If we trigger on the falling edge, + // the CAM might not actually be ready yet. + saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI); + + // generate a CAM removal IRQ if we haven't already + if (budget_ci->slot_status & SLOTSTATUS_OCCUPIED) { + // CAM removal IRQ + budget_ci->slot_status = SLOTSTATUS_NONE; + dvb_ca_en50221_camchange_irq(&budget_ci->ca, 0, + DVB_CA_EN50221_CAMCHANGE_REMOVED); + } + } +} + +static int ciintf_init(struct budget_ci *budget_ci) +{ + struct saa7146_dev *saa = budget_ci->budget.dev; + int flags; + int result; + + memset(&budget_ci->ca, 0, sizeof(struct dvb_ca_en50221)); + + // enable DEBI pins + saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16) | 0x800); + + // test if it is there + if ((ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CIVERSION, 1, 1, 0) & 0xa0) != 0xa0) { + result = -ENODEV; + goto error; + } + // determine whether a CAM is present or not + flags = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 1, 0); + budget_ci->slot_status = SLOTSTATUS_NONE; + if (flags & CICONTROL_CAMDETECT) + budget_ci->slot_status = SLOTSTATUS_PRESENT; + + // register CI interface + budget_ci->ca.owner = THIS_MODULE; + budget_ci->ca.read_attribute_mem = ciintf_read_attribute_mem; + budget_ci->ca.write_attribute_mem = ciintf_write_attribute_mem; + budget_ci->ca.read_cam_control = ciintf_read_cam_control; + budget_ci->ca.write_cam_control = ciintf_write_cam_control; + budget_ci->ca.slot_reset = ciintf_slot_reset; + budget_ci->ca.slot_shutdown = ciintf_slot_shutdown; + budget_ci->ca.slot_ts_enable = ciintf_slot_ts_enable; + budget_ci->ca.data = budget_ci; + if ((result = dvb_ca_en50221_init(budget_ci->budget.dvb_adapter, + &budget_ci->ca, + DVB_CA_EN50221_FLAG_IRQ_CAMCHANGE | + DVB_CA_EN50221_FLAG_IRQ_FR | + DVB_CA_EN50221_FLAG_IRQ_DA, 1)) != 0) { + printk("budget_ci: CI interface detected, but initialisation failed.\n"); + goto error; + } + // Setup CI slot IRQ + tasklet_init(&budget_ci->ciintf_irq_tasklet, ciintf_interrupt, (unsigned long) budget_ci); + if (budget_ci->slot_status != SLOTSTATUS_NONE) { + saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQLO); + } else { + saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI); + } + saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_03); + ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, + CICONTROL_RESET, 1, 0); + + // success! + printk("budget_ci: CI interface initialised\n"); + budget_ci->budget.ci_present = 1; + + // forge a fake CI IRQ so the CAM state is setup correctly + flags = DVB_CA_EN50221_CAMCHANGE_REMOVED; + if (budget_ci->slot_status != SLOTSTATUS_NONE) + flags = DVB_CA_EN50221_CAMCHANGE_INSERTED; + dvb_ca_en50221_camchange_irq(&budget_ci->ca, 0, flags); + + return 0; + +error: + saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16)); + return result; +} + +static void ciintf_deinit(struct budget_ci *budget_ci) +{ + struct saa7146_dev *saa = budget_ci->budget.dev; + + // disable CI interrupts + saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_03); + saa7146_setgpio(saa, 0, SAA7146_GPIO_INPUT); + tasklet_kill(&budget_ci->ciintf_irq_tasklet); + ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 0, 1, 0); + msleep(1); + ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, + CICONTROL_RESET, 1, 0); + + // disable TS data stream to CI interface + saa7146_setgpio(saa, 1, SAA7146_GPIO_INPUT); + + // release the CA device + dvb_ca_en50221_release(&budget_ci->ca); + + // disable DEBI pins + saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16)); +} + +static void budget_ci_irq(struct saa7146_dev *dev, u32 * isr) +{ + struct budget_ci *budget_ci = (struct budget_ci *) dev->ext_priv; + + dprintk(8, "dev: %p, budget_ci: %p\n", dev, budget_ci); + + if (*isr & MASK_06) + tasklet_schedule(&budget_ci->msp430_irq_tasklet); + + if (*isr & MASK_10) + ttpci_budget_irq10_handler(dev, isr); + + if ((*isr & MASK_03) && (budget_ci->budget.ci_present)) + tasklet_schedule(&budget_ci->ciintf_irq_tasklet); +} + + +static u8 alps_bsru6_inittab[] = { + 0x01, 0x15, + 0x02, 0x00, + 0x03, 0x00, + 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */ + 0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */ + 0x06, 0x40, /* DAC not used, set to high impendance mode */ + 0x07, 0x00, /* DAC LSB */ + 0x08, 0x40, /* DiSEqC off, LNB power on OP2/LOCK pin on */ + 0x09, 0x00, /* FIFO */ + 0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */ + 0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */ + 0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */ + 0x10, 0x3f, // AGC2 0x3d + 0x11, 0x84, + 0x12, 0xb5, // Lock detect: -64 Carrier freq detect:on + 0x15, 0xc9, // lock detector threshold + 0x16, 0x00, + 0x17, 0x00, + 0x18, 0x00, + 0x19, 0x00, + 0x1a, 0x00, + 0x1f, 0x50, + 0x20, 0x00, + 0x21, 0x00, + 0x22, 0x00, + 0x23, 0x00, + 0x28, 0x00, // out imp: normal out type: parallel FEC mode:0 + 0x29, 0x1e, // 1/2 threshold + 0x2a, 0x14, // 2/3 threshold + 0x2b, 0x0f, // 3/4 threshold + 0x2c, 0x09, // 5/6 threshold + 0x2d, 0x05, // 7/8 threshold + 0x2e, 0x01, + 0x31, 0x1f, // test all FECs + 0x32, 0x19, // viterbi and synchro search + 0x33, 0xfc, // rs control + 0x34, 0x93, // error control + 0x0f, 0x52, + 0xff, 0xff +}; + +static int alps_bsru6_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio) +{ + u8 aclk = 0; + u8 bclk = 0; + + if (srate < 1500000) { + aclk = 0xb7; + bclk = 0x47; + } else if (srate < 3000000) { + aclk = 0xb7; + bclk = 0x4b; + } else if (srate < 7000000) { + aclk = 0xb7; + bclk = 0x4f; + } else if (srate < 14000000) { + aclk = 0xb7; + bclk = 0x53; + } else if (srate < 30000000) { + aclk = 0xb6; + bclk = 0x53; + } else if (srate < 45000000) { + aclk = 0xb4; + bclk = 0x51; + } + + stv0299_writereg(fe, 0x13, aclk); + stv0299_writereg(fe, 0x14, bclk); + stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff); + stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff); + stv0299_writereg(fe, 0x21, (ratio) & 0xf0); + + return 0; +} + +static int alps_bsru6_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) +{ + struct budget_ci *budget_ci = (struct budget_ci *) fe->dvb->priv; + u8 buf[4]; + u32 div; + struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) }; + + if ((params->frequency < 950000) || (params->frequency > 2150000)) + return -EINVAL; + + div = (params->frequency + (125 - 1)) / 125; // round correctly + buf[0] = (div >> 8) & 0x7f; + buf[1] = div & 0xff; + buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4; + buf[3] = 0xC4; + + if (params->frequency > 1530000) + buf[3] = 0xc0; + + if (i2c_transfer(&budget_ci->budget.i2c_adap, &msg, 1) != 1) + return -EIO; + return 0; +} + +static struct stv0299_config alps_bsru6_config = { + + .demod_address = 0x68, + .inittab = alps_bsru6_inittab, + .mclk = 88000000UL, + .invert = 1, + .enhanced_tuning = 0, + .skip_reinit = 0, + .lock_output = STV0229_LOCKOUTPUT_1, + .volt13_op0_op1 = STV0299_VOLT13_OP1, + .min_delay_ms = 100, + .set_symbol_rate = alps_bsru6_set_symbol_rate, + .pll_set = alps_bsru6_pll_set, +}; + + + + +static u8 philips_su1278_tt_inittab[] = { + 0x01, 0x0f, + 0x02, 0x30, + 0x03, 0x00, + 0x04, 0x5b, + 0x05, 0x85, + 0x06, 0x02, + 0x07, 0x00, + 0x08, 0x02, + 0x09, 0x00, + 0x0C, 0x01, + 0x0D, 0x81, + 0x0E, 0x44, + 0x0f, 0x14, + 0x10, 0x3c, + 0x11, 0x84, + 0x12, 0xda, + 0x13, 0x97, + 0x14, 0x95, + 0x15, 0xc9, + 0x16, 0x19, + 0x17, 0x8c, + 0x18, 0x59, + 0x19, 0xf8, + 0x1a, 0xfe, + 0x1c, 0x7f, + 0x1d, 0x00, + 0x1e, 0x00, + 0x1f, 0x50, + 0x20, 0x00, + 0x21, 0x00, + 0x22, 0x00, + 0x23, 0x00, + 0x28, 0x00, + 0x29, 0x28, + 0x2a, 0x14, + 0x2b, 0x0f, + 0x2c, 0x09, + 0x2d, 0x09, + 0x31, 0x1f, + 0x32, 0x19, + 0x33, 0xfc, + 0x34, 0x93, + 0xff, 0xff +}; + +static int philips_su1278_tt_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio) +{ + stv0299_writereg(fe, 0x0e, 0x44); + if (srate >= 10000000) { + stv0299_writereg(fe, 0x13, 0x97); + stv0299_writereg(fe, 0x14, 0x95); + stv0299_writereg(fe, 0x15, 0xc9); + stv0299_writereg(fe, 0x17, 0x8c); + stv0299_writereg(fe, 0x1a, 0xfe); + stv0299_writereg(fe, 0x1c, 0x7f); + stv0299_writereg(fe, 0x2d, 0x09); + } else { + stv0299_writereg(fe, 0x13, 0x99); + stv0299_writereg(fe, 0x14, 0x8d); + stv0299_writereg(fe, 0x15, 0xce); + stv0299_writereg(fe, 0x17, 0x43); + stv0299_writereg(fe, 0x1a, 0x1d); + stv0299_writereg(fe, 0x1c, 0x12); + stv0299_writereg(fe, 0x2d, 0x05); + } + stv0299_writereg(fe, 0x0e, 0x23); + stv0299_writereg(fe, 0x0f, 0x94); + stv0299_writereg(fe, 0x10, 0x39); + stv0299_writereg(fe, 0x15, 0xc9); + + stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff); + stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff); + stv0299_writereg(fe, 0x21, (ratio) & 0xf0); + + return 0; +} + +static int philips_su1278_tt_pll_set(struct dvb_frontend *fe, + struct dvb_frontend_parameters *params) +{ + struct budget_ci *budget_ci = (struct budget_ci *) fe->dvb->priv; + u32 div; + u8 buf[4]; + struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = buf,.len = sizeof(buf) }; + + if ((params->frequency < 950000) || (params->frequency > 2150000)) + return -EINVAL; + + div = (params->frequency + (500 - 1)) / 500; // round correctly + buf[0] = (div >> 8) & 0x7f; + buf[1] = div & 0xff; + buf[2] = 0x80 | ((div & 0x18000) >> 10) | 2; + buf[3] = 0x20; + + if (params->u.qpsk.symbol_rate < 4000000) + buf[3] |= 1; + + if (params->frequency < 1250000) + buf[3] |= 0; + else if (params->frequency < 1550000) + buf[3] |= 0x40; + else if (params->frequency < 2050000) + buf[3] |= 0x80; + else if (params->frequency < 2150000) + buf[3] |= 0xC0; + + if (i2c_transfer(&budget_ci->budget.i2c_adap, &msg, 1) != 1) + return -EIO; + return 0; +} + +static struct stv0299_config philips_su1278_tt_config = { + + .demod_address = 0x68, + .inittab = philips_su1278_tt_inittab, + .mclk = 64000000UL, + .invert = 0, + .enhanced_tuning = 1, + .skip_reinit = 1, + .lock_output = STV0229_LOCKOUTPUT_1, + .volt13_op0_op1 = STV0299_VOLT13_OP1, + .min_delay_ms = 50, + .set_symbol_rate = philips_su1278_tt_set_symbol_rate, + .pll_set = philips_su1278_tt_pll_set, +}; + + + +static int philips_tdm1316l_pll_init(struct dvb_frontend *fe) +{ + struct budget_ci *budget_ci = (struct budget_ci *) fe->dvb->priv; + static u8 td1316_init[] = { 0x0b, 0xf5, 0x85, 0xab }; + static u8 disable_mc44BC374c[] = { 0x1d, 0x74, 0xa0, 0x68 }; + struct i2c_msg tuner_msg = {.addr = 0x63,.flags = 0,.buf = td1316_init,.len = + sizeof(td1316_init) }; + + // setup PLL configuration + if (i2c_transfer(&budget_ci->budget.i2c_adap, &tuner_msg, 1) != 1) + return -EIO; + msleep(1); + + // disable the mc44BC374c (do not check for errors) + tuner_msg.addr = 0x65; + tuner_msg.buf = disable_mc44BC374c; + tuner_msg.len = sizeof(disable_mc44BC374c); + if (i2c_transfer(&budget_ci->budget.i2c_adap, &tuner_msg, 1) != 1) { + i2c_transfer(&budget_ci->budget.i2c_adap, &tuner_msg, 1); + } + + return 0; +} + +static int philips_tdm1316l_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) +{ + struct budget_ci *budget_ci = (struct budget_ci *) fe->dvb->priv; + u8 tuner_buf[4]; + struct i2c_msg tuner_msg = {.addr = 0x63,.flags = 0,.buf = tuner_buf,.len = sizeof(tuner_buf) }; + int tuner_frequency = 0; + u8 band, cp, filter; + + // determine charge pump + tuner_frequency = params->frequency + 36130000; + if (tuner_frequency < 87000000) + return -EINVAL; + else if (tuner_frequency < 130000000) + cp = 3; + else if (tuner_frequency < 160000000) + cp = 5; + else if (tuner_frequency < 200000000) + cp = 6; + else if (tuner_frequency < 290000000) + cp = 3; + else if (tuner_frequency < 420000000) + cp = 5; + else if (tuner_frequency < 480000000) + cp = 6; + else if (tuner_frequency < 620000000) + cp = 3; + else if (tuner_frequency < 830000000) + cp = 5; + else if (tuner_frequency < 895000000) + cp = 7; + else + return -EINVAL; + + // determine band + if (params->frequency < 49000000) + return -EINVAL; + else if (params->frequency < 159000000) + band = 1; + else if (params->frequency < 444000000) + band = 2; + else if (params->frequency < 861000000) + band = 4; + else + return -EINVAL; + + // setup PLL filter and TDA9889 + switch (params->u.ofdm.bandwidth) { + case BANDWIDTH_6_MHZ: + tda1004x_write_byte(fe, 0x0C, 0x14); + filter = 0; + break; + + case BANDWIDTH_7_MHZ: + tda1004x_write_byte(fe, 0x0C, 0x80); + filter = 0; + break; + + case BANDWIDTH_8_MHZ: + tda1004x_write_byte(fe, 0x0C, 0x14); + filter = 1; + break; + + default: + return -EINVAL; + } + + // calculate divisor + // ((36130000+((1000000/6)/2)) + Finput)/(1000000/6) + tuner_frequency = (((params->frequency / 1000) * 6) + 217280) / 1000; + + // setup tuner buffer + tuner_buf[0] = tuner_frequency >> 8; + tuner_buf[1] = tuner_frequency & 0xff; + tuner_buf[2] = 0xca; + tuner_buf[3] = (cp << 5) | (filter << 3) | band; + + if (i2c_transfer(&budget_ci->budget.i2c_adap, &tuner_msg, 1) != 1) + return -EIO; + + msleep(1); + return 0; +} + +static int philips_tdm1316l_request_firmware(struct dvb_frontend *fe, + const struct firmware **fw, char *name) +{ + struct budget_ci *budget_ci = (struct budget_ci *) fe->dvb->priv; + + return request_firmware(fw, name, &budget_ci->budget.dev->pci->dev); +} + +static struct tda1004x_config philips_tdm1316l_config = { + + .demod_address = 0x8, + .invert = 0, + .invert_oclk = 0, + .pll_init = philips_tdm1316l_pll_init, + .pll_set = philips_tdm1316l_pll_set, + .request_firmware = philips_tdm1316l_request_firmware, +}; + + + +static void frontend_init(struct budget_ci *budget_ci) +{ + switch (budget_ci->budget.dev->pci->subsystem_device) { + case 0x100c: // Hauppauge/TT Nova-CI budget (stv0299/ALPS BSRU6(tsa5059)) + budget_ci->budget.dvb_frontend = + stv0299_attach(&alps_bsru6_config, &budget_ci->budget.i2c_adap); + if (budget_ci->budget.dvb_frontend) { + break; + } + break; + + case 0x100f: // Hauppauge/TT Nova-CI budget (stv0299b/Philips su1278(tsa5059)) + budget_ci->budget.dvb_frontend = + stv0299_attach(&philips_su1278_tt_config, &budget_ci->budget.i2c_adap); + if (budget_ci->budget.dvb_frontend) { + break; + } + break; + + case 0x1011: // Hauppauge/TT Nova-T budget (tda10045/Philips tdm1316l(tda6651tt) + TDA9889) + budget_ci->budget.dvb_frontend = + tda10045_attach(&philips_tdm1316l_config, &budget_ci->budget.i2c_adap); + if (budget_ci->budget.dvb_frontend) { + break; + } + break; + } + + if (budget_ci->budget.dvb_frontend == NULL) { + printk("budget-ci: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n", + budget_ci->budget.dev->pci->vendor, + budget_ci->budget.dev->pci->device, + budget_ci->budget.dev->pci->subsystem_vendor, + budget_ci->budget.dev->pci->subsystem_device); + } else { + if (dvb_register_frontend + (budget_ci->budget.dvb_adapter, budget_ci->budget.dvb_frontend)) { + printk("budget-ci: Frontend registration failed!\n"); + if (budget_ci->budget.dvb_frontend->ops->release) + budget_ci->budget.dvb_frontend->ops->release(budget_ci->budget.dvb_frontend); + budget_ci->budget.dvb_frontend = NULL; + } + } +} + +static int budget_ci_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) +{ + struct budget_ci *budget_ci; + int err; + + if (!(budget_ci = kmalloc(sizeof(struct budget_ci), GFP_KERNEL))) + return -ENOMEM; + + dprintk(2, "budget_ci: %p\n", budget_ci); + + budget_ci->budget.ci_present = 0; + + dev->ext_priv = budget_ci; + + if ((err = ttpci_budget_init(&budget_ci->budget, dev, info, THIS_MODULE))) { + kfree(budget_ci); + return err; + } + + tasklet_init(&budget_ci->msp430_irq_tasklet, msp430_ir_interrupt, + (unsigned long) budget_ci); + + msp430_ir_init(budget_ci); + + ciintf_init(budget_ci); + + budget_ci->budget.dvb_adapter->priv = budget_ci; + frontend_init(budget_ci); + + return 0; +} + +static int budget_ci_detach(struct saa7146_dev *dev) +{ + struct budget_ci *budget_ci = (struct budget_ci *) dev->ext_priv; + struct saa7146_dev *saa = budget_ci->budget.dev; + int err; + + if (budget_ci->budget.ci_present) + ciintf_deinit(budget_ci); + if (budget_ci->budget.dvb_frontend) + dvb_unregister_frontend(budget_ci->budget.dvb_frontend); + err = ttpci_budget_deinit(&budget_ci->budget); + + tasklet_kill(&budget_ci->msp430_irq_tasklet); + + msp430_ir_deinit(budget_ci); + + // disable frontend and CI interface + saa7146_setgpio(saa, 2, SAA7146_GPIO_INPUT); + + kfree(budget_ci); + + return err; +} + +static struct saa7146_extension budget_extension; + +MAKE_BUDGET_INFO(ttbci, "TT-Budget/WinTV-NOVA-CI PCI", BUDGET_TT_HW_DISEQC); +MAKE_BUDGET_INFO(ttbt2, "TT-Budget/WinTV-NOVA-T PCI", BUDGET_TT); + +static struct pci_device_id pci_tbl[] = { + MAKE_EXTENSION_PCI(ttbci, 0x13c2, 0x100c), + MAKE_EXTENSION_PCI(ttbci, 0x13c2, 0x100f), + MAKE_EXTENSION_PCI(ttbt2, 0x13c2, 0x1011), + { + .vendor = 0, + } +}; + +MODULE_DEVICE_TABLE(pci, pci_tbl); + +static struct saa7146_extension budget_extension = { + .name = "budget_ci dvb\0", + .flags = 0, + + .module = THIS_MODULE, + .pci_tbl = &pci_tbl[0], + .attach = budget_ci_attach, + .detach = budget_ci_detach, + + .irq_mask = MASK_03 | MASK_06 | MASK_10, + .irq_func = budget_ci_irq, +}; + +static int __init budget_ci_init(void) +{ + return saa7146_register_extension(&budget_extension); +} + +static void __exit budget_ci_exit(void) +{ + saa7146_unregister_extension(&budget_extension); +} + +module_init(budget_ci_init); +module_exit(budget_ci_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Michael Hunold, Jack Thomasson, Andrew de Quincey, others"); +MODULE_DESCRIPTION("driver for the SAA7146 based so-called " + "budget PCI DVB cards w/ CI-module produced by " + "Siemens, Technotrend, Hauppauge"); |