[PATCH 02/37] dvb: add support for Technotrend Budget Card S1500

From: Michael Krufky
Date: Tue Nov 01 2005 - 03:13:50 EST




From: Martin Zwickel <martin.zwickel@xxxxxxxxxxxxxx>

This patch adds support for the Technotrend Budget Card S1500
with a BSBE1 frontend and the LNBP21.

Signed-off-by: Martin Zwickel <martin.zwickel@xxxxxxxxxxxxxx>
Signed-off-by: Andrew de Quincey <adq_dvb@xxxxxxxxxxxxx>
Signed-off-by: Michael Krufky <mkrufky@xxxxxxxxxxx>

drivers/media/dvb/ttpci/budget.c | 118 +++++++++++++++++++++++++++++++++++----
1 file changed, 108 insertions(+), 10 deletions(-)

--- linux-2.6.14-git3.orig/drivers/media/dvb/ttpci/budget.c
+++ linux-2.6.14-git3/drivers/media/dvb/ttpci/budget.c
@@ -226,12 +226,14 @@
return 0;
}

-static void lnbp21_init(struct budget* budget)
+static int lnbp21_init(struct budget* budget)
{
u8 buf = 0x00;
struct i2c_msg msg = { .addr = 0x08, .flags = 0, .buf = &buf, .len = sizeof(buf) };

- i2c_transfer (&budget->i2c_adap, &msg, 1);
+ if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1)
+ return -EIO;
+ return 0;
}

static int alps_bsrv2_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
@@ -273,7 +275,7 @@
0x01, 0x15,
0x02, 0x00,
0x03, 0x00,
- 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
+ 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */
0x06, 0x40, /* DAC not used, set to high impendance mode */
0x07, 0x00, /* DAC LSB */
@@ -367,6 +369,80 @@
.pll_set = alps_bsru6_pll_set,
};

+static u8 alps_bsbe1_inittab[] = {
+ 0x01, 0x15,
+ 0x02, 0x30,
+ 0x03, 0x00,
+ 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
+ 0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */
+ 0x06, 0x40, /* DAC not used, set to high impendance mode */
+ 0x07, 0x00, /* DAC LSB */
+ 0x08, 0x40, /* DiSEqC off, LNB power on OP2/LOCK pin on */
+ 0x09, 0x00, /* FIFO */
+ 0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */
+ 0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */
+ 0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */
+ 0x10, 0x3f, // AGC2 0x3d
+ 0x11, 0x84,
+ 0x12, 0xb5, // Lock detect: -64 Carrier freq detect:on
+ 0x15, 0xc9, // lock detector threshold
+ 0x16, 0x00,
+ 0x17, 0x00,
+ 0x18, 0x00,
+ 0x19, 0x00,
+ 0x1a, 0x00,
+ 0x1f, 0x50,
+ 0x20, 0x00,
+ 0x21, 0x00,
+ 0x22, 0x00,
+ 0x23, 0x00,
+ 0x28, 0x00, // out imp: normal out type: parallel FEC mode:0
+ 0x29, 0x1e, // 1/2 threshold
+ 0x2a, 0x14, // 2/3 threshold
+ 0x2b, 0x0f, // 3/4 threshold
+ 0x2c, 0x09, // 5/6 threshold
+ 0x2d, 0x05, // 7/8 threshold
+ 0x2e, 0x01,
+ 0x31, 0x1f, // test all FECs
+ 0x32, 0x19, // viterbi and synchro search
+ 0x33, 0xfc, // rs control
+ 0x34, 0x93, // error control
+ 0x0f, 0x92, // 0x80 = inverse AGC
+ 0xff, 0xff
+};
+
+static int alps_bsbe1_pll_set(struct dvb_frontend* fe, struct i2c_adapter *i2c, struct dvb_frontend_parameters* params)
+{
+ int ret;
+ u8 data[4];
+ u32 div;
+ struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };
+
+ if ((params->frequency < 950000) || (params->frequency > 2150000))
+ return -EINVAL;
+
+ div = (params->frequency + (125 - 1)) / 125; // round correctly
+ data[0] = (div >> 8) & 0x7f;
+ data[1] = div & 0xff;
+ data[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
+ data[3] = (params->frequency > 1530000) ? 0xE0 : 0xE4;
+
+ ret = i2c_transfer(i2c, &msg, 1);
+ return (ret != 1) ? -EIO : 0;
+}
+
+static struct stv0299_config alps_bsbe1_config = {
+ .demod_address = 0x68,
+ .inittab = alps_bsbe1_inittab,
+ .mclk = 88000000UL,
+ .invert = 1,
+ .enhanced_tuning = 0,
+ .skip_reinit = 0,
+ .min_delay_ms = 100,
+ .set_symbol_rate = alps_bsru6_set_symbol_rate,
+ .pll_set = alps_bsbe1_pll_set,
+};
+
static int alps_tdbe2_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
{
struct budget* budget = (struct budget*) fe->dvb->priv;
@@ -500,6 +576,19 @@
static void frontend_init(struct budget *budget)
{
switch(budget->dev->pci->subsystem_device) {
+ case 0x1017:
+ // try the ALPS BSBE1 now
+ budget->dvb_frontend = stv0299_attach(&alps_bsbe1_config, &budget->i2c_adap);
+ if (budget->dvb_frontend) {
+ budget->dvb_frontend->ops->set_voltage = lnbp21_set_voltage;
+ budget->dvb_frontend->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage;
+ if (lnbp21_init(budget)) {
+ printk("%s: No LNBP21 found!\n", __FUNCTION__);
+ goto error_out;
+ }
+ }
+
+ break;
case 0x1003: // Hauppauge/TT Nova budget (stv0299/ALPS BSRU6(tsa5059) OR ves1893/ALPS BSRV2(sp5659))
case 0x1013:
// try the ALPS BSRV2 first of all
@@ -554,7 +643,10 @@
if (budget->dvb_frontend) {
budget->dvb_frontend->ops->set_voltage = lnbp21_set_voltage;
budget->dvb_frontend->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage;
- lnbp21_init(budget);
+ if (lnbp21_init(budget)) {
+ printk("%s: No LNBP21 found!\n", __FUNCTION__);
+ goto error_out;
+ }
break;
}
}
@@ -566,13 +658,17 @@
budget->dev->pci->subsystem_vendor,
budget->dev->pci->subsystem_device);
} else {
- if (dvb_register_frontend(&budget->dvb_adapter, budget->dvb_frontend)) {
- printk("budget: Frontend registration failed!\n");
- if (budget->dvb_frontend->ops->release)
- budget->dvb_frontend->ops->release(budget->dvb_frontend);
- budget->dvb_frontend = NULL;
- }
+ if (dvb_register_frontend(&budget->dvb_adapter, budget->dvb_frontend))
+ goto error_out;
}
+ return;
+
+error_out:
+ printk("budget: Frontend registration failed!\n");
+ if (budget->dvb_frontend->ops->release)
+ budget->dvb_frontend->ops->release(budget->dvb_frontend);
+ budget->dvb_frontend = NULL;
+ return;
}

static int budget_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info)
@@ -618,6 +714,7 @@

static struct saa7146_extension budget_extension;

+MAKE_BUDGET_INFO(ttbs2, "TT-Budget/WinTV-NOVA-S PCI (rev AL/alps bsbe1 lnbp21 frontend)", BUDGET_TT);
MAKE_BUDGET_INFO(ttbs, "TT-Budget/WinTV-NOVA-S PCI", BUDGET_TT);
MAKE_BUDGET_INFO(ttbc, "TT-Budget/WinTV-NOVA-C PCI", BUDGET_TT);
MAKE_BUDGET_INFO(ttbt, "TT-Budget/WinTV-NOVA-T PCI", BUDGET_TT);
@@ -630,6 +727,7 @@
MAKE_EXTENSION_PCI(ttbc, 0x13c2, 0x1004),
MAKE_EXTENSION_PCI(ttbt, 0x13c2, 0x1005),
MAKE_EXTENSION_PCI(satel, 0x13c2, 0x1013),
+ MAKE_EXTENSION_PCI(ttbs2, 0x13c2, 0x1017),
MAKE_EXTENSION_PCI(ttbs, 0x13c2, 0x1016),
MAKE_EXTENSION_PCI(fsacs1,0x1131, 0x4f60),
MAKE_EXTENSION_PCI(fsacs0,0x1131, 0x4f61),