diff options
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-dvb.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-dvb.c | 190 |
1 files changed, 116 insertions, 74 deletions
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c index 24bd18327aa0..e1aac07b3158 100644 --- a/drivers/media/video/cx23885/cx23885-dvb.c +++ b/drivers/media/video/cx23885/cx23885-dvb.c @@ -78,19 +78,19 @@ 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); + 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); + 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); + cx23885_free_buffer(q, (struct cx23885_buffer *)vb); } static struct videobuf_queue_ops dvb_qops = { @@ -312,19 +312,25 @@ static int dvb_register(struct cx23885_tsport *port) { struct cx23885_dev *dev = port->dev; struct cx23885_i2c *i2c_bus = NULL; + struct videobuf_dvb_frontend *fe0; + + /* Get the first frontend */ + fe0 = videobuf_dvb_get_frontend(&port->frontends, 1); + if (!fe0) + return -EINVAL; /* init struct videobuf_dvb */ - port->dvb.name = dev->name; + fe0->dvb.name = dev->name; /* init frontend */ switch (dev->board) { case CX23885_BOARD_HAUPPAUGE_HVR1250: i2c_bus = &dev->i2c_bus[0]; - port->dvb.frontend = dvb_attach(s5h1409_attach, + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_generic_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { - dvb_attach(mt2131_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) { + dvb_attach(mt2131_attach, fe0->dvb.frontend, &i2c_bus->i2c_adap, &hauppauge_generic_tunerconfig, 0); } @@ -333,27 +339,27 @@ static int dvb_register(struct cx23885_tsport *port) i2c_bus = &dev->i2c_bus[0]; switch (alt_tuner) { case 1: - port->dvb.frontend = + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_ezqam_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { - dvb_attach(tda829x_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) { + dvb_attach(tda829x_attach, fe0->dvb.frontend, &dev->i2c_bus[1].i2c_adap, 0x42, &tda829x_no_probe); - dvb_attach(tda18271_attach, port->dvb.frontend, + dvb_attach(tda18271_attach, fe0->dvb.frontend, 0x60, &dev->i2c_bus[1].i2c_adap, &hauppauge_tda18271_config); } break; case 0: default: - port->dvb.frontend = + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_generic_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) - dvb_attach(mt2131_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) + dvb_attach(mt2131_attach, fe0->dvb.frontend, &i2c_bus->i2c_adap, &hauppauge_generic_tunerconfig, 0); break; @@ -361,42 +367,42 @@ static int dvb_register(struct cx23885_tsport *port) break; case CX23885_BOARD_HAUPPAUGE_HVR1800lp: i2c_bus = &dev->i2c_bus[0]; - port->dvb.frontend = dvb_attach(s5h1409_attach, + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_hvr1800lp_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { - dvb_attach(mt2131_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) { + dvb_attach(mt2131_attach, fe0->dvb.frontend, &i2c_bus->i2c_adap, &hauppauge_generic_tunerconfig, 0); } break; case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP: i2c_bus = &dev->i2c_bus[0]; - port->dvb.frontend = dvb_attach(lgdt330x_attach, + fe0->dvb.frontend = dvb_attach(lgdt330x_attach, &fusionhdtv_5_express, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { - dvb_attach(simple_tuner_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) { + dvb_attach(simple_tuner_attach, fe0->dvb.frontend, &i2c_bus->i2c_adap, 0x61, TUNER_LG_TDVS_H06XF); } break; case CX23885_BOARD_HAUPPAUGE_HVR1500Q: i2c_bus = &dev->i2c_bus[1]; - port->dvb.frontend = dvb_attach(s5h1409_attach, + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_hvr1500q_config, &dev->i2c_bus[0].i2c_adap); - if (port->dvb.frontend != NULL) - dvb_attach(xc5000_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) + dvb_attach(xc5000_attach, fe0->dvb.frontend, &i2c_bus->i2c_adap, &hauppauge_hvr1500q_tunerconfig); break; case CX23885_BOARD_HAUPPAUGE_HVR1500: i2c_bus = &dev->i2c_bus[1]; - port->dvb.frontend = dvb_attach(s5h1409_attach, + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &hauppauge_hvr1500_config, &dev->i2c_bus[0].i2c_adap); - if (port->dvb.frontend != NULL) { + if (fe0->dvb.frontend != NULL) { struct dvb_frontend *fe; struct xc2028_config cfg = { .i2c_adap = &i2c_bus->i2c_adap, @@ -409,7 +415,7 @@ static int dvb_register(struct cx23885_tsport *port) }; fe = dvb_attach(xc2028_attach, - port->dvb.frontend, &cfg); + fe0->dvb.frontend, &cfg); if (fe != NULL && fe->ops.tuner_ops.set_config != NULL) fe->ops.tuner_ops.set_config(fe, &ctl); } @@ -417,24 +423,24 @@ static int dvb_register(struct cx23885_tsport *port) case CX23885_BOARD_HAUPPAUGE_HVR1200: case CX23885_BOARD_HAUPPAUGE_HVR1700: i2c_bus = &dev->i2c_bus[0]; - port->dvb.frontend = dvb_attach(tda10048_attach, + fe0->dvb.frontend = dvb_attach(tda10048_attach, &hauppauge_hvr1200_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { - dvb_attach(tda829x_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) { + dvb_attach(tda829x_attach, fe0->dvb.frontend, &dev->i2c_bus[1].i2c_adap, 0x42, &tda829x_no_probe); - dvb_attach(tda18271_attach, port->dvb.frontend, + dvb_attach(tda18271_attach, fe0->dvb.frontend, 0x60, &dev->i2c_bus[1].i2c_adap, &hauppauge_hvr1200_tuner_config); } break; case CX23885_BOARD_HAUPPAUGE_HVR1400: i2c_bus = &dev->i2c_bus[0]; - port->dvb.frontend = dvb_attach(dib7000p_attach, + fe0->dvb.frontend = dvb_attach(dib7000p_attach, &i2c_bus->i2c_adap, 0x12, &hauppauge_hvr1400_dib7000_config); - if (port->dvb.frontend != NULL) { + if (fe0->dvb.frontend != NULL) { struct dvb_frontend *fe; struct xc2028_config cfg = { .i2c_adap = &dev->i2c_bus[1].i2c_adap, @@ -444,12 +450,13 @@ static int dvb_register(struct cx23885_tsport *port) .fname = XC3028L_DEFAULT_FIRMWARE, .max_len = 64, .demod = 5000, - /* This is true for all demods with v36 firmware? */ + /* This is true for all demods with + v36 firmware? */ .type = XC2028_D2633, }; fe = dvb_attach(xc2028_attach, - port->dvb.frontend, &cfg); + fe0->dvb.frontend, &cfg); if (fe != NULL && fe->ops.tuner_ops.set_config != NULL) fe->ops.tuner_ops.set_config(fe, &ctl); } @@ -457,25 +464,25 @@ static int dvb_register(struct cx23885_tsport *port) case CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP: i2c_bus = &dev->i2c_bus[port->nr - 1]; - port->dvb.frontend = dvb_attach(s5h1409_attach, + fe0->dvb.frontend = dvb_attach(s5h1409_attach, &dvico_s5h1409_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend == NULL) - port->dvb.frontend = dvb_attach(s5h1411_attach, + if (fe0->dvb.frontend == NULL) + fe0->dvb.frontend = dvb_attach(s5h1411_attach, &dvico_s5h1411_config, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) - dvb_attach(xc5000_attach, port->dvb.frontend, + if (fe0->dvb.frontend != NULL) + dvb_attach(xc5000_attach, fe0->dvb.frontend, &i2c_bus->i2c_adap, &dvico_xc5000_tunerconfig); break; case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP: { i2c_bus = &dev->i2c_bus[port->nr - 1]; - port->dvb.frontend = dvb_attach(zl10353_attach, + fe0->dvb.frontend = dvb_attach(zl10353_attach, &dvico_fusionhdtv_xc3028, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { + if (fe0->dvb.frontend != NULL) { struct dvb_frontend *fe; struct xc2028_config cfg = { .i2c_adap = &i2c_bus->i2c_adap, @@ -487,7 +494,7 @@ static int dvb_register(struct cx23885_tsport *port) .demod = XC3028_FE_ZARLINK456, }; - fe = dvb_attach(xc2028_attach, port->dvb.frontend, + fe = dvb_attach(xc2028_attach, fe0->dvb.frontend, &cfg); if (fe != NULL && fe->ops.tuner_ops.set_config != NULL) fe->ops.tuner_ops.set_config(fe, &ctl); @@ -497,10 +504,10 @@ static int dvb_register(struct cx23885_tsport *port) case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H: i2c_bus = &dev->i2c_bus[0]; - port->dvb.frontend = dvb_attach(zl10353_attach, + fe0->dvb.frontend = dvb_attach(zl10353_attach, &dvico_fusionhdtv_xc3028, &i2c_bus->i2c_adap); - if (port->dvb.frontend != NULL) { + if (fe0->dvb.frontend != NULL) { struct dvb_frontend *fe; struct xc2028_config cfg = { .i2c_adap = &dev->i2c_bus[1].i2c_adap, @@ -512,73 +519,108 @@ static int dvb_register(struct cx23885_tsport *port) .demod = XC3028_FE_ZARLINK456, }; - fe = dvb_attach(xc2028_attach, port->dvb.frontend, + fe = dvb_attach(xc2028_attach, fe0->dvb.frontend, &cfg); if (fe != NULL && fe->ops.tuner_ops.set_config != NULL) fe->ops.tuner_ops.set_config(fe, &ctl); } break; default: - printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n", + printk(KERN_INFO "%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); + if (NULL == fe0->dvb.frontend) { + printk(KERN_ERR "%s: frontend initialization failed\n", + dev->name); return -1; } /* define general-purpose callback pointer */ - port->dvb.frontend->callback = cx23885_tuner_callback; + fe0->dvb.frontend->callback = cx23885_tuner_callback; /* Put the analog decoder in standby to keep it quiet */ cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL); - if (port->dvb.frontend->ops.analog_ops.standby) - port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend); + if (fe0->dvb.frontend->ops.analog_ops.standby) + fe0->dvb.frontend->ops.analog_ops.standby(fe0->dvb.frontend); /* register everything */ - return videobuf_dvb_register(&port->dvb, THIS_MODULE, port, - &dev->pci->dev, adapter_nr); + return videobuf_dvb_register_bus(&port->frontends, THIS_MODULE, port, + &dev->pci->dev, adapter_nr, 0); + } int cx23885_dvb_register(struct cx23885_tsport *port) { + + struct videobuf_dvb_frontend *fe0; struct cx23885_dev *dev = port->dev; - int err; + int err, i; + + /* Here we need to allocate the correct number of frontends, + * as reflected in the cards struct. The reality is that currrently + * no cx23885 boards support this - yet. But, if we don't modify this + * code then the second frontend would never be allocated (later) + * and fail with error before the attach in dvb_register(). + * Without these changes we risk an OOPS later. The changes here + * are for safety, and should provide a good foundation for the + * future addition of any multi-frontend cx23885 based boards. + */ + printk(KERN_INFO "%s() allocating %d frontend(s)\n", __func__, + port->num_frontends); + + for (i = 1; i <= port->num_frontends; i++) { + if (videobuf_dvb_alloc_frontend( + &port->frontends, i) == NULL) { + printk(KERN_ERR "%s() failed to alloc\n", __func__); + return -ENOMEM; + } - dprintk(1, "%s\n", __func__); - dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n", - dev->board, - dev->name, - dev->pci_bus, - dev->pci_slot); + fe0 = videobuf_dvb_get_frontend(&port->frontends, i); + if (!fe0) + err = -EINVAL; - err = -ENODEV; + dprintk(1, "%s\n", __func__); + dprintk(1, " ->probed by Card=%d Name=%s, PCI %02x:%02x\n", + dev->board, + dev->name, + dev->pci_bus, + dev->pci_slot); - /* dvb stuff */ - printk("%s: cx23885 based dvb card\n", dev->name); - videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock, + err = -ENODEV; + + /* dvb stuff */ + /* We have to init the queue for each frontend on a port. */ + printk(KERN_INFO "%s: cx23885 based dvb card\n", dev->name); + videobuf_queue_sg_init(&fe0->dvb.dvbq, &dvb_qops, + &dev->pci->dev, &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", __func__, err); + printk(KERN_ERR "%s() dvb_register failed err = %d\n", + __func__, err); return err; } int cx23885_dvb_unregister(struct cx23885_tsport *port) { - /* dvb */ - if(port->dvb.frontend) - videobuf_dvb_unregister(&port->dvb); + struct videobuf_dvb_frontend *fe0; + + /* FIXME: in an error condition where the we have + * an expected number of frontends (attach problem) + * then this might not clean up correctly, if 1 + * is invalid. + * This comment only applies to future boards IF they + * implement MFE support. + */ + fe0 = videobuf_dvb_get_frontend(&port->frontends, 1); + if (fe0->dvb.frontend) + videobuf_dvb_unregister_bus(&port->frontends); 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 -*/ |