diff options
| -rw-r--r-- | drivers/media/pci/ddbridge/ddbridge-core.c | 147 | ||||
| -rw-r--r-- | drivers/media/pci/ddbridge/ddbridge.h | 11 |
2 files changed, 158 insertions, 0 deletions
diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci/ddbridge/ddbridge-core.c index fef9932d071c..1ec49621349c 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -43,6 +43,10 @@ #include "stv0367_priv.h" #include "tda18212.h" +static int xo2_speed = 2; +module_param(xo2_speed, int, 0444); +MODULE_PARM_DESC(xo2_speed, "default transfer speed for xo2 based duoflex, 0=55,1=75,2=90,3=104 MBit/s, default=2, use attribute to change for individual cards"); + DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); /* MSI had problems with lost interrupts, fixed but needs testing */ @@ -50,6 +54,24 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); /******************************************************************************/ +static int i2c_io(struct i2c_adapter *adapter, u8 adr, + u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) +{ + struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0, + .buf = wbuf, .len = wlen }, + {.addr = adr, .flags = I2C_M_RD, + .buf = rbuf, .len = rlen } }; + return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1; +} + +static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len) +{ + struct i2c_msg msg = {.addr = adr, .flags = 0, + .buf = data, .len = len}; + + return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1; +} + static int i2c_read(struct i2c_adapter *adapter, u8 adr, u8 *val) { struct i2c_msg msgs[1] = {{.addr = adr, .flags = I2C_M_RD, @@ -83,6 +105,14 @@ static int i2c_read_reg16(struct i2c_adapter *adapter, u8 adr, return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1; } +static int i2c_write_reg(struct i2c_adapter *adap, u8 adr, + u8 reg, u8 val) +{ + u8 msg[2] = {reg, val}; + + return i2c_write(adap, adr, msg, 2); +} + static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd) { struct ddb *dev = i2c->dev; @@ -1273,6 +1303,70 @@ static void ddb_ports_detach(struct ddb *dev) /****************************************************************************/ /****************************************************************************/ +static int init_xo2(struct ddb_port *port) +{ + struct i2c_adapter *i2c = &port->i2c->adap; + u8 val, data[2]; + int res; + + res = i2c_read_regs(i2c, 0x10, 0x04, data, 2); + if (res < 0) + return res; + + if (data[0] != 0x01) { + pr_info("Port %d: invalid XO2\n", port->nr); + return -1; + } + + i2c_read_reg(i2c, 0x10, 0x08, &val); + if (val != 0) { + i2c_write_reg(i2c, 0x10, 0x08, 0x00); + msleep(100); + } + /* Enable tuner power, disable pll, reset demods */ + i2c_write_reg(i2c, 0x10, 0x08, 0x04); + usleep_range(2000, 3000); + /* Release demod resets */ + i2c_write_reg(i2c, 0x10, 0x08, 0x07); + + /* speed: 0=55,1=75,2=90,3=104 MBit/s */ + i2c_write_reg(i2c, 0x10, 0x09, + ((xo2_speed >= 0 && xo2_speed <= 3) ? xo2_speed : 2)); + + i2c_write_reg(i2c, 0x10, 0x0a, 0x01); + i2c_write_reg(i2c, 0x10, 0x0b, 0x01); + + usleep_range(2000, 3000); + /* Start XO2 PLL */ + i2c_write_reg(i2c, 0x10, 0x08, 0x87); + + return 0; +} + +static int port_has_xo2(struct ddb_port *port, u8 *type, u8 *id) +{ + u8 probe[1] = { 0x00 }, data[4]; + + *type = DDB_XO2_TYPE_NONE; + + if (i2c_io(&port->i2c->adap, 0x10, probe, 1, data, 4)) + return 0; + if (data[0] == 'D' && data[1] == 'F') { + *id = data[2]; + *type = DDB_XO2_TYPE_DUOFLEX; + return 1; + } + if (data[0] == 'C' && data[1] == 'I') { + *id = data[2]; + *type = DDB_XO2_TYPE_CI; + return 1; + } + return 0; +} + +/****************************************************************************/ +/****************************************************************************/ + static int port_has_ci(struct ddb_port *port) { u8 val; @@ -1323,6 +1417,7 @@ static void ddb_port_probe(struct ddb_port *port) { struct ddb *dev = port->dev; char *modname = "NO MODULE"; + u8 xo2_type, xo2_id; port->class = DDB_PORT_NONE; @@ -1330,6 +1425,58 @@ static void ddb_port_probe(struct ddb_port *port) modname = "CI"; port->class = DDB_PORT_CI; ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); + } else if (port_has_xo2(port, &xo2_type, &xo2_id)) { + printk(KERN_INFO "Port %d (TAB %d): XO2 type: %d, id: %d\n", + port->nr, port->nr+1, xo2_type, xo2_id); + + ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); + + switch (xo2_type) { + case DDB_XO2_TYPE_DUOFLEX: + init_xo2(port); + switch (xo2_id >> 2) { + case 0: + modname = "DUAL DVB-S2 (unsupported)"; + port->class = DDB_PORT_NONE; + port->type = DDB_TUNER_XO2_DVBS_STV0910; + break; + case 1: + modname = "DUAL DVB-C/T/T2 (unsupported)"; + port->class = DDB_PORT_NONE; + port->type = DDB_TUNER_XO2_DVBCT2_SONY; + break; + case 2: + modname = "DUAL DVB-ISDBT (unsupported)"; + port->class = DDB_PORT_NONE; + port->type = DDB_TUNER_XO2_ISDBT_SONY; + break; + case 3: + modname = "DUAL DVB-C/C2/T/T2 (unsupported)"; + port->class = DDB_PORT_NONE; + port->type = DDB_TUNER_XO2_DVBC2T2_SONY; + break; + case 4: + modname = "DUAL ATSC (unsupported)"; + port->class = DDB_PORT_NONE; + port->type = DDB_TUNER_XO2_ATSC_ST; + break; + case 5: + modname = "DUAL DVB-C/C2/T/T2/ISDBT (unsupported)"; + port->class = DDB_PORT_NONE; + port->type = DDB_TUNER_XO2_DVBC2T2I_SONY; + break; + default: + modname = "Unknown XO2 DuoFlex module\n"; + break; + } + break; + case DDB_XO2_TYPE_CI: + printk(KERN_INFO "DuoFlex CI modules not supported\n"); + break; + default: + printk(KERN_INFO "Unknown XO2 DuoFlex module\n"); + break; + } } else if (port_has_stv0900(port)) { modname = "DUAL DVB-S2"; port->class = DDB_PORT_TUNER; diff --git a/drivers/media/pci/ddbridge/ddbridge.h b/drivers/media/pci/ddbridge/ddbridge.h index 734e18eff127..4e49faa7af80 100644 --- a/drivers/media/pci/ddbridge/ddbridge.h +++ b/drivers/media/pci/ddbridge/ddbridge.h @@ -48,6 +48,10 @@ #define DDB_LINK_TAG(_x) (_x << DDB_LINK_SHIFT) +#define DDB_XO2_TYPE_NONE 0 +#define DDB_XO2_TYPE_DUOFLEX 1 +#define DDB_XO2_TYPE_CI 2 + struct ddb_info { int type; #define DDB_NONE 0 @@ -154,6 +158,13 @@ struct ddb_port { #define DDB_TUNER_DVBS_ST_AA 2 #define DDB_TUNER_DVBCT_TR 16 #define DDB_TUNER_DVBCT_ST 17 +#define DDB_TUNER_XO2_DVBS_STV0910 32 +#define DDB_TUNER_XO2_DVBCT2_SONY 33 +#define DDB_TUNER_XO2_ISDBT_SONY 34 +#define DDB_TUNER_XO2_DVBC2T2_SONY 35 +#define DDB_TUNER_XO2_ATSC_ST 36 +#define DDB_TUNER_XO2_DVBC2T2I_SONY 37 + u32 adr; struct ddb_input *input[2]; |