The patch number 14394 was added via Douglas Schilling Landgraf
<[email protected]>
to http://linuxtv.org/hg/v4l-dvb master development tree.
Kernel patches in this development tree may be modified to be backward
compatible with older kernels. Compatibility modifications will be
removed before inclusion into the mainstream Kernel
If anyone has any objections, please let us know by sending a message to:
Linux Media Mailing List <[email protected]>
------
From: Dirk Herrendoerfer <[email protected]>
Add support for SMT7020 to cx88
This patch adds support for the built-in dvb device
of a Samsung SMT7020s (x86 based STB) to the cx88 family.
Priority: normal
Signed-off-by: Dirk Herrendoerfer <[email protected]>
Signed-off-by: Helmut Auer <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
Signed-off-by: Douglas Schilling Landgraf <[email protected]>
---
linux/Documentation/video4linux/CARDLIST.cx88 | 1
linux/drivers/media/video/cx88/cx88-cards.c | 23 +
linux/drivers/media/video/cx88/cx88-dvb.c | 216 ++++++++++++++++++
linux/drivers/media/video/cx88/cx88-mpeg.c | 3
linux/drivers/media/video/cx88/cx88.h | 1
5 files changed, 244 insertions(+)
diff -r 3fc9e5ed395d -r efded04b2da2
linux/Documentation/video4linux/CARDLIST.cx88
--- a/linux/Documentation/video4linux/CARDLIST.cx88 Sat Mar 06 20:35:29
2010 -0300
+++ b/linux/Documentation/video4linux/CARDLIST.cx88 Sat Mar 06 20:38:31
2010 -0300
@@ -82,3 +82,4 @@
81 -> Leadtek WinFast DTV1800 Hybrid [107d:6654]
82 -> WinFast DTV2000 H rev. J [107d:6f2b]
83 -> Prof 7301 DVB-S/S2 [b034:3034]
+ 84 -> Samsung SMT 7020 DVB-S
[18ac:dc00,18ac:dccd]
diff -r 3fc9e5ed395d -r efded04b2da2 linux/drivers/media/video/cx88/cx88-cards.c
--- a/linux/drivers/media/video/cx88/cx88-cards.c Sat Mar 06 20:35:29
2010 -0300
+++ b/linux/drivers/media/video/cx88/cx88-cards.c Sat Mar 06 20:38:31
2010 -0300
@@ -1499,6 +1499,18 @@
.audioroute = 8,
},
},
+ [CX88_BOARD_SAMSUNG_SMT_7020] = {
+ .name = "Samsung SMT 7020 DVB-S",
+ .tuner_type = TUNER_ABSENT,
+ .radio_type = UNSET,
+ .tuner_addr = ADDR_UNSET,
+ .radio_addr = ADDR_UNSET,
+ .input = { {
+ .type = CX88_VMUX_DVB,
+ .vmux = 0,
+ } },
+ .mpeg = CX88_MPEG_DVB,
+ },
[CX88_BOARD_ADSTECH_PTV_390] = {
.name = "ADS Tech Instant Video PCI",
.tuner_type = TUNER_ABSENT,
@@ -2388,6 +2400,14 @@
.subvendor = 0x0070,
.subdevice = 0x1404,
.card = CX88_BOARD_HAUPPAUGE_HVR3000,
+ }, {
+ .subvendor = 0x18ac,
+ .subdevice = 0xdc00,
+ .card = CX88_BOARD_SAMSUNG_SMT_7020,
+ }, {
+ .subvendor = 0x18ac,
+ .subdevice = 0xdccd,
+ .card = CX88_BOARD_SAMSUNG_SMT_7020,
},{
.subvendor = 0x1461,
.subdevice = 0xc111, /* AverMedia M150-D */
@@ -2666,6 +2686,9 @@
case 98559: /* WinTV-HVR1100LP (Video no IR, Retail - Low Profile) */
/* known */
break;
+ case CX88_BOARD_SAMSUNG_SMT_7020:
+ cx_set(MO_GP0_IO, 0x008989FF);
+ break;
default:
warn_printk(core, "warning: unknown hauppauge model #%d\n",
tv.model);
diff -r 3fc9e5ed395d -r efded04b2da2 linux/drivers/media/video/cx88/cx88-dvb.c
--- a/linux/drivers/media/video/cx88/cx88-dvb.c Sat Mar 06 20:35:29 2010 -0300
+++ b/linux/drivers/media/video/cx88/cx88-dvb.c Sat Mar 06 20:38:31 2010 -0300
@@ -681,6 +681,194 @@
return 0;
}
+
+
+static u8 samsung_smt_7020_inittab[] = {
+ 0x01, 0x15,
+ 0x02, 0x00,
+ 0x03, 0x00,
+ 0x04, 0x7D,
+ 0x05, 0x0F,
+ 0x06, 0x02,
+ 0x07, 0x00,
+ 0x08, 0x60,
+
+ 0x0A, 0xC2,
+ 0x0B, 0x00,
+ 0x0C, 0x01,
+ 0x0D, 0x81,
+ 0x0E, 0x44,
+ 0x0F, 0x09,
+ 0x10, 0x3C,
+ 0x11, 0x84,
+ 0x12, 0xDA,
+ 0x13, 0x99,
+ 0x14, 0x8D,
+ 0x15, 0xCE,
+ 0x16, 0xE8,
+ 0x17, 0x43,
+ 0x18, 0x1C,
+ 0x19, 0x1B,
+ 0x1A, 0x1D,
+
+ 0x1C, 0x12,
+ 0x1D, 0x00,
+ 0x1E, 0x00,
+ 0x1F, 0x00,
+ 0x20, 0x00,
+ 0x21, 0x00,
+ 0x22, 0x00,
+ 0x23, 0x00,
+
+ 0x28, 0x02,
+ 0x29, 0x28,
+ 0x2A, 0x14,
+ 0x2B, 0x0F,
+ 0x2C, 0x09,
+ 0x2D, 0x05,
+
+ 0x31, 0x1F,
+ 0x32, 0x19,
+ 0x33, 0xFC,
+ 0x34, 0x13,
+ 0xff, 0xff,
+};
+
+
+static int samsung_smt_7020_tuner_set_params(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *params)
+{
+ struct cx8802_dev *dev = fe->dvb->priv;
+ u8 buf[4];
+ u32 div;
+ struct i2c_msg msg = {
+ .addr = 0x61,
+ .flags = 0,
+ .buf = buf,
+ .len = sizeof(buf) };
+
+ div = params->frequency / 125;
+
+ buf[0] = (div >> 8) & 0x7f;
+ buf[1] = div & 0xff;
+ buf[2] = 0x84; /* 0xC4 */
+ buf[3] = 0x00;
+
+ if (params->frequency < 1500000)
+ buf[3] |= 0x10;
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ if (i2c_transfer(&dev->core->i2c_adap, &msg, 1) != 1)
+ return -EIO;
+
+ return 0;
+}
+
+static int samsung_smt_7020_set_tone(struct dvb_frontend *fe,
+ fe_sec_tone_mode_t tone)
+{
+ struct cx8802_dev *dev = fe->dvb->priv;
+ struct cx88_core *core = dev->core;
+
+ cx_set(MO_GP0_IO, 0x0800);
+
+ switch (tone) {
+ case SEC_TONE_ON:
+ cx_set(MO_GP0_IO, 0x08);
+ break;
+ case SEC_TONE_OFF:
+ cx_clear(MO_GP0_IO, 0x08);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int samsung_smt_7020_set_voltage(struct dvb_frontend *fe,
+ fe_sec_voltage_t voltage)
+{
+ struct cx8802_dev *dev = fe->dvb->priv;
+ struct cx88_core *core = dev->core;
+
+ u8 data;
+ struct i2c_msg msg = {
+ .addr = 8,
+ .flags = 0,
+ .buf = &data,
+ .len = sizeof(data) };
+
+ cx_set(MO_GP0_IO, 0x8000);
+
+ switch (voltage) {
+ case SEC_VOLTAGE_OFF:
+ break;
+ case SEC_VOLTAGE_13:
+ data = ISL6421_EN1 | ISL6421_LLC1;
+ cx_clear(MO_GP0_IO, 0x80);
+ break;
+ case SEC_VOLTAGE_18:
+ data = ISL6421_EN1 | ISL6421_LLC1 | ISL6421_VSEL1;
+ cx_clear(MO_GP0_IO, 0x80);
+ break;
+ default:
+ return -EINVAL;
+ };
+
+ return (i2c_transfer(&dev->core->i2c_adap, &msg, 1) == 1) ? 0 : -EIO;
+}
+
+static int samsung_smt_7020_stv0299_set_symbol_rate(struct dvb_frontend *fe,
+ u32 srate, u32 ratio)
+{
+ u8 aclk = 0;
+ u8 bclk = 0;
+
+ if (srate < 1500000) {
+ aclk = 0xb7;
+ bclk = 0x47;
+ } else if (srate < 3000000) {
+ aclk = 0xb7;
+ bclk = 0x4b;
+ } else if (srate < 7000000) {
+ aclk = 0xb7;
+ bclk = 0x4f;
+ } else if (srate < 14000000) {
+ aclk = 0xb7;
+ bclk = 0x53;
+ } else if (srate < 30000000) {
+ aclk = 0xb6;
+ bclk = 0x53;
+ } else if (srate < 45000000) {
+ aclk = 0xb4;
+ bclk = 0x51;
+ }
+
+ stv0299_writereg(fe, 0x13, aclk);
+ stv0299_writereg(fe, 0x14, bclk);
+ stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
+ stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
+ stv0299_writereg(fe, 0x21, ratio & 0xf0);
+
+ return 0;
+}
+
+
+static struct stv0299_config samsung_stv0299_config = {
+ .demod_address = 0x68,
+ .inittab = samsung_smt_7020_inittab,
+ .mclk = 88000000UL,
+ .invert = 0,
+ .skip_reinit = 0,
+ .lock_output = STV0299_LOCKOUTPUT_LK,
+ .volt13_op0_op1 = STV0299_VOLT13_OP1,
+ .min_delay_ms = 100,
+ .set_symbol_rate = samsung_smt_7020_stv0299_set_symbol_rate,
+};
+
static int dvb_register(struct cx8802_dev *dev)
{
struct cx88_core *core = dev->core;
@@ -1210,6 +1398,34 @@
}
break;
}
+ case CX88_BOARD_SAMSUNG_SMT_7020:
+ dev->ts_gen_cntrl = 0x08;
+
+ struct cx88_core *core = dev->core;
+
+ cx_set(MO_GP0_IO, 0x0101);
+
+ cx_clear(MO_GP0_IO, 0x01);
+ mdelay(100);
+ cx_set(MO_GP0_IO, 0x01);
+ mdelay(200);
+
+ fe0->dvb.frontend = dvb_attach(stv0299_attach,
+ &samsung_stv0299_config,
+ &dev->core->i2c_adap);
+ if (fe0->dvb.frontend) {
+ fe0->dvb.frontend->ops.tuner_ops.set_params =
+ samsung_smt_7020_tuner_set_params;
+ fe0->dvb.frontend->tuner_priv =
+ &dev->core->i2c_adap;
+ fe0->dvb.frontend->ops.set_voltage =
+ samsung_smt_7020_set_voltage;
+ fe0->dvb.frontend->ops.set_tone =
+ samsung_smt_7020_set_tone;
+ }
+
+ break;
+
default:
printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card isn't
supported yet\n",
core->name);
diff -r 3fc9e5ed395d -r efded04b2da2 linux/drivers/media/video/cx88/cx88-mpeg.c
--- a/linux/drivers/media/video/cx88/cx88-mpeg.c Sat Mar 06 20:35:29
2010 -0300
+++ b/linux/drivers/media/video/cx88/cx88-mpeg.c Sat Mar 06 20:38:31
2010 -0300
@@ -123,6 +123,9 @@
case CX88_BOARD_PCHDTV_HD5500:
cx_write(TS_SOP_STAT, 1<<13);
break;
+ case CX88_BOARD_SAMSUNG_SMT_7020:
+ cx_write(TS_SOP_STAT, 0x00);
+ break;
case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1:
case CX88_BOARD_HAUPPAUGE_NOVASE2_S1:
cx_write(MO_PINMUX_IO, 0x88); /* Enable MPEG parallel
IO and video signal pins */
diff -r 3fc9e5ed395d -r efded04b2da2 linux/drivers/media/video/cx88/cx88.h
--- a/linux/drivers/media/video/cx88/cx88.h Sat Mar 06 20:35:29 2010 -0300
+++ b/linux/drivers/media/video/cx88/cx88.h Sat Mar 06 20:38:31 2010 -0300
@@ -240,6 +240,7 @@
#define CX88_BOARD_WINFAST_DTV1800H 81
#define CX88_BOARD_WINFAST_DTV2000H_J 82
#define CX88_BOARD_PROF_7301 83
+#define CX88_BOARD_SAMSUNG_SMT_7020 84
enum cx88_itype {
CX88_VMUX_COMPOSITE1 = 1,
---
Patch is available at:
http://linuxtv.org/hg/v4l-dvb/rev/efded04b2da261563f13e6155609dc6d4c904107
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