/* * Driver for the Conexant CX23885 PCIe bridge * * Copyright (c) 2006 Steven Toth * * 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 #include #include #include #include #include #include #include "cx23885.h" #include #include "s5h1409.h" #include "mt2131.h" static unsigned int debug = 2; #define dprintk(level,fmt, arg...) if (debug >= level) \ printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg) /* ------------------------------------------------------------------ */ static int dvb_buf_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) { struct cx23885_tsport *port = q->priv_data; port->ts_packet_size = 188 * 4; port->ts_packet_count = 32; *size = port->ts_packet_size * port->ts_packet_count; *count = 32; return 0; } static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, enum v4l2_field field) { struct cx23885_tsport *port = q->priv_data; return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field); } static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) { struct cx23885_tsport *port = q->priv_data; cx23885_buf_queue(port, (struct cx23885_buffer*)vb); } static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb) { cx23885_free_buffer(q, (struct cx23885_buffer*)vb); } static struct videobuf_queue_ops dvb_qops = { .buf_setup = dvb_buf_setup, .buf_prepare = dvb_buf_prepare, .buf_queue = dvb_buf_queue, .buf_release = dvb_buf_release, }; static struct s5h1409_config hauppauge_hvr1800lp_config = { .demod_address = 0x32 >> 1, .output_mode = S5H1409_SERIAL_OUTPUT, .gpio = S5H1409_GPIO_OFF, .if_freq = 44000, .inversion = S5H1409_INVERSION_OFF, .status_mode = S5H1409_DEMODLOCKING }; static struct s5h1409_config hauppauge_hvr1800_config = { .demod_address = 0x32 >> 1, .output_mode = S5H1409_SERIAL_OUTPUT, .gpio = S5H1409_GPIO_ON, .if_freq = 44000, .inversion = S5H1409_INVERSION_OFF, .status_mode = S5H1409_DEMODLOCKING }; static struct s5h1409_config hauppauge_hvr1250_config = { .demod_address = 0x32 >> 1, .output_mode = S5H1409_SERIAL_OUTPUT, .gpio = S5H1409_GPIO_ON, .if_freq = 44000, .inversion = S5H1409_INVERSION_OFF, .status_mode = S5H1409_DEMODLOCKING }; static struct mt2131_config hauppauge_hvr1800lp_rev2_tunerconfig = { 0x61 }; static struct mt2131_config hauppauge_hvr1800_tunerconfig = { 0x61 }; static struct mt2131_config hauppauge_hvr1250_tunerconfig = { 0x61 }; static int dvb_register(struct cx23885_tsport *port) { struct cx23885_dev *dev = port->dev; /* init struct videobuf_dvb */ port->dvb.name = dev->name; /* init frontend */ switch (dev->board) { case CX23885_BOARD_HAUPPAUGE_HVR1250: port->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_hvr1250_config, &dev->i2c_bus[0].i2c_adap); if (port->dvb.frontend != NULL) { dvb_attach(mt2131_attach, port->dvb.frontend, &dev->i2c_bus[0].i2c_adap, &hauppauge_hvr1250_tunerconfig, 0); } break; case CX23885_BOARD_HAUPPAUGE_HVR1800lp: port->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_hvr1800lp_config, &dev->i2c_bus[0].i2c_adap); if (port->dvb.frontend != NULL) { dvb_attach(mt2131_attach, port->dvb.frontend, &dev->i2c_bus[0].i2c_adap, &hauppauge_hvr1800lp_rev2_tunerconfig, 0); } break; case CX23885_BOARD_HAUPPAUGE_HVR1800: port->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_hvr1800_config, &dev->i2c_bus[0].i2c_adap); if (port->dvb.frontend != NULL) { dvb_attach(mt2131_attach, port->dvb.frontend, &dev->i2c_bus[0].i2c_adap, &hauppauge_hvr1800_tunerconfig, 0); } break; default: printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n", dev->name); break; } if (NULL == port->dvb.frontend) { printk("%s: frontend initialization failed\n", dev->name); return -1; } /* Put the analog decoder in standby to keep it quiet */ cx23885_call_i2c_clients (&dev->i2c_bus[0], TUNER_SET_STANDBY, NULL); /* register everything */ return videobuf_dvb_register(&port->dvb, THIS_MODULE, port, &dev->pci->dev); } int cx23885_dvb_register(struct cx23885_tsport *port) { struct cx23885_dev *dev = port->dev; int err; dprintk(1, "%s\n", __FUNCTION__); dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n", dev->board, dev->name, dev->pci_bus, dev->pci_slot); err = -ENODEV; if (!(cx23885_boards[dev->board].portc & CX23885_MPEG_DVB)) goto fail_core; /* dvb stuff */ printk("%s: cx23885 based dvb card\n", dev->name); videobuf_queue_init(&port->dvb.dvbq, &dvb_qops, dev->pci, &port->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP, sizeof(struct cx23885_buffer), port); err = dvb_register(port); if (err != 0) printk("%s() dvb_register failed err = %d\n", __FUNCTION__, err); fail_core: return err; } int cx23885_dvb_unregister(struct cx23885_tsport *port) { /* dvb */ if(port->dvb.frontend) videobuf_dvb_unregister(&port->dvb); return 0; } /* * Local variables: * c-basic-offset: 8 * End: * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off */