diff options
Diffstat (limited to 'drivers/media/pci/cx23885/cx23885-dvb.c')
| -rw-r--r-- | drivers/media/pci/cx23885/cx23885-dvb.c | 323 |
1 files changed, 268 insertions, 55 deletions
diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c index 968fecc32f9c..13734b8c7917 100644 --- a/drivers/media/pci/cx23885/cx23885-dvb.c +++ b/drivers/media/pci/cx23885/cx23885-dvb.c @@ -13,10 +13,6 @@ * 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/module.h> @@ -73,6 +69,10 @@ #include "a8293.h" #include "mb86a20s.h" #include "si2165.h" +#include "si2168.h" +#include "si2157.h" +#include "m88ds3103.h" +#include "m88ts2022.h" static unsigned int debug; @@ -91,59 +91,95 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); /* ------------------------------------------------------------------ */ -static int dvb_buf_setup(struct videobuf_queue *q, - unsigned int *count, unsigned int *size) +static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *alloc_ctxs[]) { - struct cx23885_tsport *port = q->priv_data; + struct cx23885_tsport *port = q->drv_priv; port->ts_packet_size = 188 * 4; port->ts_packet_count = 32; - - *size = port->ts_packet_size * port->ts_packet_count; - *count = 32; + *num_planes = 1; + sizes[0] = port->ts_packet_size * port->ts_packet_count; + *num_buffers = 32; return 0; } -static int dvb_buf_prepare(struct videobuf_queue *q, - struct videobuf_buffer *vb, enum v4l2_field field) + +static int buffer_prepare(struct vb2_buffer *vb) { - struct cx23885_tsport *port = q->priv_data; - return cx23885_buf_prepare(q, port, (struct cx23885_buffer *)vb, field); + struct cx23885_tsport *port = vb->vb2_queue->drv_priv; + struct cx23885_buffer *buf = + container_of(vb, struct cx23885_buffer, vb); + + return cx23885_buf_prepare(buf, port); } -static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) +static void buffer_finish(struct vb2_buffer *vb) { - struct cx23885_tsport *port = q->priv_data; - cx23885_buf_queue(port, (struct cx23885_buffer *)vb); + struct cx23885_tsport *port = vb->vb2_queue->drv_priv; + struct cx23885_dev *dev = port->dev; + struct cx23885_buffer *buf = container_of(vb, + struct cx23885_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); + + cx23885_free_buffer(dev, buf); + + dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); } -static void dvb_buf_release(struct videobuf_queue *q, - struct videobuf_buffer *vb) +static void buffer_queue(struct vb2_buffer *vb) { - cx23885_free_buffer(q, (struct cx23885_buffer *)vb); + struct cx23885_tsport *port = vb->vb2_queue->drv_priv; + struct cx23885_buffer *buf = container_of(vb, + struct cx23885_buffer, vb); + + cx23885_buf_queue(port, buf); } static void cx23885_dvb_gate_ctrl(struct cx23885_tsport *port, int open) { - struct videobuf_dvb_frontends *f; - struct videobuf_dvb_frontend *fe; + struct vb2_dvb_frontends *f; + struct vb2_dvb_frontend *fe; f = &port->frontends; if (f->gate <= 1) /* undefined or fe0 */ - fe = videobuf_dvb_get_frontend(f, 1); + fe = vb2_dvb_get_frontend(f, 1); else - fe = videobuf_dvb_get_frontend(f, f->gate); + fe = vb2_dvb_get_frontend(f, f->gate); if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl) fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open); } -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 int cx23885_start_streaming(struct vb2_queue *q, unsigned int count) +{ + struct cx23885_tsport *port = q->drv_priv; + struct cx23885_dmaqueue *dmaq = &port->mpegq; + struct cx23885_buffer *buf = list_entry(dmaq->active.next, + struct cx23885_buffer, queue); + + cx23885_start_dma(port, dmaq, buf); + return 0; +} + +static void cx23885_stop_streaming(struct vb2_queue *q) +{ + struct cx23885_tsport *port = q->drv_priv; + + cx23885_cancel_buffers(port); +} + +static struct vb2_ops dvb_qops = { + .queue_setup = queue_setup, + .buf_prepare = buffer_prepare, + .buf_finish = buffer_finish, + .buf_queue = buffer_queue, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .start_streaming = cx23885_start_streaming, + .stop_streaming = cx23885_stop_streaming, }; static struct s5h1409_config hauppauge_generic_config = { @@ -551,6 +587,35 @@ static int p8000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) return 0; } +static int dvbsky_t9580_set_voltage(struct dvb_frontend *fe, + fe_sec_voltage_t voltage) +{ + struct cx23885_tsport *port = fe->dvb->priv; + struct cx23885_dev *dev = port->dev; + + cx23885_gpio_enable(dev, GPIO_0 | GPIO_1, 1); + + switch (voltage) { + case SEC_VOLTAGE_13: + cx23885_gpio_set(dev, GPIO_1); + cx23885_gpio_clear(dev, GPIO_0); + break; + case SEC_VOLTAGE_18: + cx23885_gpio_set(dev, GPIO_1); + cx23885_gpio_set(dev, GPIO_0); + break; + case SEC_VOLTAGE_OFF: + cx23885_gpio_clear(dev, GPIO_1); + cx23885_gpio_clear(dev, GPIO_0); + break; + } + + /* call the frontend set_voltage function */ + port->fe_set_voltage(fe, voltage); + + return 0; +} + static int cx23885_dvb_set_frontend(struct dvb_frontend *fe) { struct dtv_frontend_properties *p = &fe->dtv_property_cache; @@ -715,6 +780,19 @@ static const struct si2165_config hauppauge_hvr4400_si2165_config = { .ref_freq_Hz = 16000000, }; +static const struct m88ds3103_config dvbsky_t9580_m88ds3103_config = { + .i2c_addr = 0x68, + .clock = 27000000, + .i2c_wr_max = 33, + .clock_out = 0, + .ts_mode = M88DS3103_TS_PARALLEL, + .ts_clk = 16000, + .ts_clk_pol = 1, + .lnb_en_pol = 1, + .lnb_hv_pol = 0, + .agc = 0x99, +}; + static int netup_altera_fpga_rw(void *device, int flag, int data, int read) { struct cx23885_dev *dev = (struct cx23885_dev *)device; @@ -863,16 +941,23 @@ static int dvb_register(struct cx23885_tsport *port) struct dib7000p_ops dib7000p_ops; struct cx23885_dev *dev = port->dev; struct cx23885_i2c *i2c_bus = NULL, *i2c_bus2 = NULL; - struct videobuf_dvb_frontend *fe0, *fe1 = NULL; + struct vb2_dvb_frontend *fe0, *fe1 = NULL; + struct si2168_config si2168_config; + struct si2157_config si2157_config; + struct m88ts2022_config m88ts2022_config; + struct i2c_board_info info; + struct i2c_adapter *adapter; + struct i2c_client *client_demod; + struct i2c_client *client_tuner; int mfe_shared = 0; /* bus not shared by default */ int ret; /* Get the first frontend */ - fe0 = videobuf_dvb_get_frontend(&port->frontends, 1); + fe0 = vb2_dvb_get_frontend(&port->frontends, 1); if (!fe0) return -EINVAL; - /* init struct videobuf_dvb */ + /* init struct vb2_dvb */ fe0->dvb.name = dev->name; /* multi-frontend gate control is undefined or defaults to fe0 */ @@ -1392,7 +1477,7 @@ static int dvb_register(struct cx23885_tsport *port) fe0->dvb.frontend->ops.tuner_ops.init(fe0->dvb.frontend); } /* MFE frontend 2 */ - fe1 = videobuf_dvb_get_frontend(&port->frontends, 2); + fe1 = vb2_dvb_get_frontend(&port->frontends, 2); if (fe1 == NULL) goto frontend_detach; /* DVB-C init */ @@ -1491,7 +1576,7 @@ static int dvb_register(struct cx23885_tsport *port) &hauppauge_hvr4400_si2165_config, &i2c_bus->i2c_adap); if (fe0->dvb.frontend != NULL) { - fe0->dvb.frontend->ops.i2c_gate_ctrl = 0; + fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL; if (!dvb_attach(tda18271_attach, fe0->dvb.frontend, 0x60, &i2c_bus2->i2c_adap, @@ -1501,6 +1586,97 @@ static int dvb_register(struct cx23885_tsport *port) break; } break; + case CX23885_BOARD_DVBSKY_T9580: + i2c_bus = &dev->i2c_bus[0]; + i2c_bus2 = &dev->i2c_bus[1]; + switch (port->nr) { + /* port b - satellite */ + case 1: + /* attach frontend */ + fe0->dvb.frontend = dvb_attach(m88ds3103_attach, + &dvbsky_t9580_m88ds3103_config, + &i2c_bus2->i2c_adap, &adapter); + if (fe0->dvb.frontend == NULL) + break; + + /* attach tuner */ + m88ts2022_config.fe = fe0->dvb.frontend; + m88ts2022_config.clock = 27000000; + memset(&info, 0, sizeof(struct i2c_board_info)); + strlcpy(info.type, "m88ts2022", I2C_NAME_SIZE); + info.addr = 0x60; + info.platform_data = &m88ts2022_config; + request_module(info.type); + client_tuner = i2c_new_device(adapter, &info); + if (client_tuner == NULL || + client_tuner->dev.driver == NULL) + goto frontend_detach; + if (!try_module_get(client_tuner->dev.driver->owner)) { + i2c_unregister_device(client_tuner); + goto frontend_detach; + } + + /* delegate signal strength measurement to tuner */ + fe0->dvb.frontend->ops.read_signal_strength = + fe0->dvb.frontend->ops.tuner_ops.get_rf_strength; + + /* + * for setting the voltage we need to set GPIOs on + * the card. + */ + port->fe_set_voltage = + fe0->dvb.frontend->ops.set_voltage; + fe0->dvb.frontend->ops.set_voltage = + dvbsky_t9580_set_voltage; + + port->i2c_client_tuner = client_tuner; + + break; + /* port c - terrestrial/cable */ + case 2: + /* attach frontend */ + si2168_config.i2c_adapter = &adapter; + si2168_config.fe = &fe0->dvb.frontend; + si2168_config.ts_mode = SI2168_TS_SERIAL; + memset(&info, 0, sizeof(struct i2c_board_info)); + strlcpy(info.type, "si2168", I2C_NAME_SIZE); + info.addr = 0x64; + info.platform_data = &si2168_config; + request_module(info.type); + client_demod = i2c_new_device(&i2c_bus->i2c_adap, &info); + if (client_demod == NULL || + client_demod->dev.driver == NULL) + goto frontend_detach; + if (!try_module_get(client_demod->dev.driver->owner)) { + i2c_unregister_device(client_demod); + goto frontend_detach; + } + port->i2c_client_demod = client_demod; + + /* attach tuner */ + si2157_config.fe = fe0->dvb.frontend; + memset(&info, 0, sizeof(struct i2c_board_info)); + strlcpy(info.type, "si2157", I2C_NAME_SIZE); + info.addr = 0x60; + info.platform_data = &si2157_config; + request_module(info.type); + client_tuner = i2c_new_device(adapter, &info); + if (client_tuner == NULL || + client_tuner->dev.driver == NULL) { + module_put(client_demod->dev.driver->owner); + i2c_unregister_device(client_demod); + goto frontend_detach; + } + if (!try_module_get(client_tuner->dev.driver->owner)) { + i2c_unregister_device(client_tuner); + module_put(client_demod->dev.driver->owner); + i2c_unregister_device(client_demod); + goto frontend_detach; + } + port->i2c_client_tuner = client_tuner; + break; + } + break; default: printk(KERN_INFO "%s: The frontend of your DVB/ATSC card " " isn't supported yet\n", @@ -1532,7 +1708,7 @@ static int dvb_register(struct cx23885_tsport *port) fe0->dvb.frontend->ops.analog_ops.standby(fe0->dvb.frontend); /* register everything */ - ret = videobuf_dvb_register_bus(&port->frontends, THIS_MODULE, port, + ret = vb2_dvb_register_bus(&port->frontends, THIS_MODULE, port, &dev->pci->dev, adapter_nr, mfe_shared); if (ret) goto frontend_detach; @@ -1575,20 +1751,36 @@ static int dvb_register(struct cx23885_tsport *port) memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xa0, 6); break; } + case CX23885_BOARD_DVBSKY_T9580: { + u8 eeprom[256]; /* 24C02 i2c eeprom */ + + if (port->nr > 2) + break; + + /* Read entire EEPROM */ + dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1; + tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom, + sizeof(eeprom)); + printk(KERN_INFO "DVBSky T9580 port %d MAC address: %pM\n", + port->nr, eeprom + 0xc0 + (port->nr-1) * 8); + memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xc0 + + (port->nr-1) * 8, 6); + break; + } } return ret; frontend_detach: port->gate_ctrl = NULL; - videobuf_dvb_dealloc_frontends(&port->frontends); + vb2_dvb_dealloc_frontends(&port->frontends); return -EINVAL; } int cx23885_dvb_register(struct cx23885_tsport *port) { - struct videobuf_dvb_frontend *fe0; + struct vb2_dvb_frontend *fe0; struct cx23885_dev *dev = port->dev; int err, i; @@ -1605,13 +1797,15 @@ int cx23885_dvb_register(struct cx23885_tsport *port) port->num_frontends); for (i = 1; i <= port->num_frontends; i++) { - if (videobuf_dvb_alloc_frontend( + struct vb2_queue *q; + + if (vb2_dvb_alloc_frontend( &port->frontends, i) == NULL) { printk(KERN_ERR "%s() failed to alloc\n", __func__); return -ENOMEM; } - fe0 = videobuf_dvb_get_frontend(&port->frontends, i); + fe0 = vb2_dvb_get_frontend(&port->frontends, i); if (!fe0) err = -EINVAL; @@ -1627,10 +1821,21 @@ int cx23885_dvb_register(struct cx23885_tsport *port) /* 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, NULL); + q = &fe0->dvb.dvbq; + q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->gfp_flags = GFP_DMA32; + q->min_buffers_needed = 2; + q->drv_priv = port; + q->buf_struct_size = sizeof(struct cx23885_buffer); + q->ops = &dvb_qops; + q->mem_ops = &vb2_dma_sg_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->lock = &dev->lock; + + err = vb2_queue_init(q); + if (err < 0) + return err; } err = dvb_register(port); if (err != 0) @@ -1642,18 +1847,27 @@ int cx23885_dvb_register(struct cx23885_tsport *port) int cx23885_dvb_unregister(struct cx23885_tsport *port) { - 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); + struct vb2_dvb_frontend *fe0; + struct i2c_client *client; + + /* remove I2C client for tuner */ + client = port->i2c_client_tuner; + if (client) { + module_put(client->dev.driver->owner); + i2c_unregister_device(client); + } + + /* remove I2C client for demodulator */ + client = port->i2c_client_demod; + if (client) { + module_put(client->dev.driver->owner); + i2c_unregister_device(client); + } + + fe0 = vb2_dvb_get_frontend(&port->frontends, 1); + if (fe0 && fe0->dvb.frontend) - videobuf_dvb_unregister_bus(&port->frontends); + vb2_dvb_unregister_bus(&port->frontends); switch (port->dev->board) { case CX23885_BOARD_NETUP_DUAL_DVBS2_CI: @@ -1668,4 +1882,3 @@ int cx23885_dvb_unregister(struct cx23885_tsport *port) return 0; } - |