diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-dvb.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-dvb.c | 54 |
1 files changed, 52 insertions, 2 deletions
diff --git a/drivers/media/video/cx18/cx18-dvb.c b/drivers/media/video/cx18/cx18-dvb.c index 3b86f57..6ea3fe6 100644 --- a/drivers/media/video/cx18/cx18-dvb.c +++ b/drivers/media/video/cx18/cx18-dvb.c @@ -23,14 +23,20 @@ #include "cx18-version.h" #include "cx18-dvb.h" #include "cx18-io.h" +#include "cx18-queue.h" #include "cx18-streams.h" #include "cx18-cards.h" +#include "cx18-gpio.h" #include "s5h1409.h" #include "mxl5005s.h" +#include "zl10353.h" +#include "tuner-xc2028.h" DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); #define CX18_REG_DMUX_NUM_PORT_0_CONTROL 0xd5a000 +#define CX18_CLOCK_ENABLE2 0xc71024 +#define CX18_DMUX_CLK_MASK 0x0080 static struct mxl5005s_config hauppauge_hvr1600_tuner = { .i2c_address = 0xC6 >> 1, @@ -57,7 +63,15 @@ static struct s5h1409_config hauppauge_hvr1600_config = { .inversion = S5H1409_INVERSION_OFF, .status_mode = S5H1409_DEMODLOCKING, .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK +}; +/* Information/confirmation of proper config values provided by Terry Wu */ +static struct zl10353_config leadtek_dvr3100h_demod = { + .demod_address = 0x1e >> 1, /* Datasheet suggested straps */ + .if2 = 45600, /* 4.560 MHz IF from the XC3028 */ + .parallel_ts = 1, /* Not a serial TS */ + .no_tuner = 1, /* XC3028 is not behind the gate */ + .disable_i2c_gate_ctrl = 1, /* Disable the I2C gate */ }; static int dvb_register(struct cx18_stream *stream); @@ -98,6 +112,7 @@ static int cx18_dvb_start_feed(struct dvb_demux_feed *feed) cx18_write_reg(cx, v, CX18_REG_DMUX_NUM_PORT_0_CONTROL); break; + case CX18_CARD_LEADTEK_DVR3100H: default: /* Assumption - Parallel transport - Signalling * undefined or default. @@ -267,8 +282,7 @@ void cx18_dvb_unregister(struct cx18_stream *stream) } /* All the DVB attach calls go here, this function get's modified - * for each new card. No other function in this file needs - * to change. + * for each new card. cx18_dvb_start_feed() will also need changes. */ static int dvb_register(struct cx18_stream *stream) { @@ -289,6 +303,29 @@ static int dvb_register(struct cx18_stream *stream) ret = 0; } break; + case CX18_CARD_LEADTEK_DVR3100H: + dvb->fe = dvb_attach(zl10353_attach, + &leadtek_dvr3100h_demod, + &cx->i2c_adap[1]); + if (dvb->fe != NULL) { + struct dvb_frontend *fe; + struct xc2028_config cfg = { + .i2c_adap = &cx->i2c_adap[1], + .i2c_addr = 0xc2 >> 1, + .ctrl = NULL, + }; + static struct xc2028_ctrl ctrl = { + .fname = XC2028_DEFAULT_FIRMWARE, + .max_len = 64, + .demod = XC3028_FE_ZARLINK456, + .type = XC2028_AUTO, + }; + + fe = dvb_attach(xc2028_attach, dvb->fe, &cfg); + if (fe != NULL && fe->ops.tuner_ops.set_config != NULL) + fe->ops.tuner_ops.set_config(fe, &ctrl); + } + break; default: /* No Digital Tv Support */ break; @@ -299,6 +336,8 @@ static int dvb_register(struct cx18_stream *stream) return -1; } + dvb->fe->callback = cx18_reset_tuner_gpio; + ret = dvb_register_frontend(&dvb->dvb_adapter, dvb->fe); if (ret < 0) { if (dvb->fe->ops.release) @@ -306,5 +345,16 @@ static int dvb_register(struct cx18_stream *stream) return ret; } + /* + * The firmware seems to enable the TS DMUX clock + * under various circumstances. However, since we know we + * might use it, let's just turn it on ourselves here. + */ + cx18_write_reg_expect(cx, + (CX18_DMUX_CLK_MASK << 16) | CX18_DMUX_CLK_MASK, + CX18_CLOCK_ENABLE2, + CX18_DMUX_CLK_MASK, + (CX18_DMUX_CLK_MASK << 16) | CX18_DMUX_CLK_MASK); + return ret; } |