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path: root/drivers/media/dvb-frontends/cx24117.c
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Diffstat (limited to 'drivers/media/dvb-frontends/cx24117.c')
-rw-r--r--drivers/media/dvb-frontends/cx24117.c121
1 files changed, 71 insertions, 50 deletions
diff --git a/drivers/media/dvb-frontends/cx24117.c b/drivers/media/dvb-frontends/cx24117.c
index 476b422ccf19..68f768a5422d 100644
--- a/drivers/media/dvb-frontends/cx24117.c
+++ b/drivers/media/dvb-frontends/cx24117.c
@@ -135,15 +135,33 @@
enum cmds {
- CMD_SET_VCO = 0x10,
- CMD_TUNEREQUEST = 0x11,
- CMD_MPEGCONFIG = 0x13,
- CMD_TUNERINIT = 0x14,
- CMD_LNBSEND = 0x21, /* Formerly CMD_SEND_DISEQC */
- CMD_LNBDCLEVEL = 0x22,
- CMD_SET_TONE = 0x23,
- CMD_UPDFWVERS = 0x35,
- CMD_TUNERSLEEP = 0x36,
+ CMD_SET_VCOFREQ = 0x10,
+ CMD_TUNEREQUEST = 0x11,
+ CMD_GLOBAL_MPEGCFG = 0x13,
+ CMD_MPEGCFG = 0x14,
+ CMD_TUNERINIT = 0x15,
+ CMD_GET_SRATE = 0x18,
+ CMD_SET_GOLDCODE = 0x19,
+ CMD_GET_AGCACC = 0x1a,
+ CMD_DEMODINIT = 0x1b,
+ CMD_GETCTLACC = 0x1c,
+
+ CMD_LNBCONFIG = 0x20,
+ CMD_LNBSEND = 0x21,
+ CMD_LNBDCLEVEL = 0x22,
+ CMD_LNBPCBCONFIG = 0x23,
+ CMD_LNBSENDTONEBST = 0x24,
+ CMD_LNBUPDREPLY = 0x25,
+
+ CMD_SET_GPIOMODE = 0x30,
+ CMD_SET_GPIOEN = 0x31,
+ CMD_SET_GPIODIR = 0x32,
+ CMD_SET_GPIOOUT = 0x33,
+ CMD_ENABLERSCORR = 0x34,
+ CMD_FWVERSION = 0x35,
+ CMD_SET_SLEEPMODE = 0x36,
+ CMD_BERCTRL = 0x3c,
+ CMD_EVENTCTRL = 0x3d,
};
static LIST_HEAD(hybrid_tuner_instance_list);
@@ -619,8 +637,8 @@ static int cx24117_load_firmware(struct dvb_frontend *fe,
cx24117_writereg(state, 0xf7, 0x0c);
cx24117_writereg(state, 0xe0, 0x00);
- /* CMD 1B */
- cmd.args[0] = 0x1b;
+ /* Init demodulator */
+ cmd.args[0] = CMD_DEMODINIT;
cmd.args[1] = 0x00;
cmd.args[2] = 0x01;
cmd.args[3] = 0x00;
@@ -629,8 +647,8 @@ static int cx24117_load_firmware(struct dvb_frontend *fe,
if (ret != 0)
goto error;
- /* CMD 10 */
- cmd.args[0] = CMD_SET_VCO;
+ /* Set VCO frequency */
+ cmd.args[0] = CMD_SET_VCOFREQ;
cmd.args[1] = 0x06;
cmd.args[2] = 0x2b;
cmd.args[3] = 0xd8;
@@ -648,8 +666,8 @@ static int cx24117_load_firmware(struct dvb_frontend *fe,
if (ret != 0)
goto error;
- /* CMD 15 */
- cmd.args[0] = 0x15;
+ /* Tuner init */
+ cmd.args[0] = CMD_TUNERINIT;
cmd.args[1] = 0x00;
cmd.args[2] = 0x01;
cmd.args[3] = 0x00;
@@ -667,8 +685,8 @@ static int cx24117_load_firmware(struct dvb_frontend *fe,
if (ret != 0)
goto error;
- /* CMD 13 */
- cmd.args[0] = CMD_MPEGCONFIG;
+ /* Global MPEG config */
+ cmd.args[0] = CMD_GLOBAL_MPEGCFG;
cmd.args[1] = 0x00;
cmd.args[2] = 0x00;
cmd.args[3] = 0x00;
@@ -679,9 +697,9 @@ static int cx24117_load_firmware(struct dvb_frontend *fe,
if (ret != 0)
goto error;
- /* CMD 14 */
+ /* MPEG config for each demod */
for (i = 0; i < 2; i++) {
- cmd.args[0] = CMD_TUNERINIT;
+ cmd.args[0] = CMD_MPEGCFG;
cmd.args[1] = (u8) i;
cmd.args[2] = 0x00;
cmd.args[3] = 0x05;
@@ -699,8 +717,8 @@ static int cx24117_load_firmware(struct dvb_frontend *fe,
cx24117_writereg(state, 0xcf, 0x00);
cx24117_writereg(state, 0xe5, 0x04);
- /* Firmware CMD 35: Get firmware version */
- cmd.args[0] = CMD_UPDFWVERS;
+ /* Get firmware version */
+ cmd.args[0] = CMD_FWVERSION;
cmd.len = 2;
for (i = 0; i < 4; i++) {
cmd.args[1] = i;
@@ -779,8 +797,8 @@ static int cx24117_read_signal_strength(struct dvb_frontend *fe,
u8 reg = (state->demod == 0) ?
CX24117_REG_SSTATUS0 : CX24117_REG_SSTATUS1;
- /* Firmware CMD 1A */
- cmd.args[0] = 0x1a;
+ /* Read AGC accumulator register */
+ cmd.args[0] = CMD_GET_AGCACC;
cmd.args[1] = (u8) state->demod;
cmd.len = 2;
ret = cx24117_cmd_execute(fe, &cmd);
@@ -899,22 +917,15 @@ static int cx24117_set_voltage(struct dvb_frontend *fe,
voltage == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" :
"SEC_VOLTAGE_OFF");
- /* CMD 32 */
- cmd.args[0] = 0x32;
- cmd.args[1] = reg;
- cmd.args[2] = reg;
+ /* Prepare a set GPIO logic level CMD */
+ cmd.args[0] = CMD_SET_GPIOOUT;
+ cmd.args[2] = reg; /* mask */
cmd.len = 3;
- ret = cx24117_cmd_execute(fe, &cmd);
- if (ret)
- return ret;
if ((voltage == SEC_VOLTAGE_13) ||
(voltage == SEC_VOLTAGE_18)) {
- /* CMD 33 */
- cmd.args[0] = 0x33;
+ /* power on LNB */
cmd.args[1] = reg;
- cmd.args[2] = reg;
- cmd.len = 3;
ret = cx24117_cmd_execute(fe, &cmd);
if (ret != 0)
return ret;
@@ -926,22 +937,22 @@ static int cx24117_set_voltage(struct dvb_frontend *fe,
/* Wait for voltage/min repeat delay */
msleep(100);
- /* CMD 22 - CMD_LNBDCLEVEL */
+ /* Set 13V/18V select pin */
cmd.args[0] = CMD_LNBDCLEVEL;
cmd.args[1] = state->demod ? 0 : 1;
cmd.args[2] = (voltage == SEC_VOLTAGE_18 ? 0x01 : 0x00);
cmd.len = 3;
+ ret = cx24117_cmd_execute(fe, &cmd);
/* Min delay time before DiSEqC send */
msleep(20);
} else {
- cmd.args[0] = 0x33;
+ /* power off LNB */
cmd.args[1] = 0x00;
- cmd.args[2] = reg;
- cmd.len = 3;
+ ret = cx24117_cmd_execute(fe, &cmd);
}
- return cx24117_cmd_execute(fe, &cmd);
+ return ret;
}
static int cx24117_set_tone(struct dvb_frontend *fe,
@@ -968,8 +979,7 @@ static int cx24117_set_tone(struct dvb_frontend *fe,
msleep(20);
/* Set the tone */
- /* CMD 23 - CMD_SET_TONE */
- cmd.args[0] = CMD_SET_TONE;
+ cmd.args[0] = CMD_LNBPCBCONFIG;
cmd.args[1] = (state->demod ? 0 : 1);
cmd.args[2] = 0x00;
cmd.args[3] = 0x00;
@@ -1231,8 +1241,8 @@ static int cx24117_initfe(struct dvb_frontend *fe)
mutex_lock(&state->priv->fe_lock);
- /* Firmware CMD 36: Power config */
- cmd.args[0] = CMD_TUNERSLEEP;
+ /* Set sleep mode off */
+ cmd.args[0] = CMD_SET_SLEEPMODE;
cmd.args[1] = (state->demod ? 1 : 0);
cmd.args[2] = 0;
cmd.len = 3;
@@ -1244,8 +1254,8 @@ static int cx24117_initfe(struct dvb_frontend *fe)
if (ret != 0)
goto exit;
- /* CMD 3C */
- cmd.args[0] = 0x3c;
+ /* Set BER control */
+ cmd.args[0] = CMD_BERCTRL;
cmd.args[1] = (state->demod ? 1 : 0);
cmd.args[2] = 0x10;
cmd.args[3] = 0x10;
@@ -1254,12 +1264,22 @@ static int cx24117_initfe(struct dvb_frontend *fe)
if (ret != 0)
goto exit;
- /* CMD 34 */
- cmd.args[0] = 0x34;
+ /* Set RS correction (enable/disable) */
+ cmd.args[0] = CMD_ENABLERSCORR;
cmd.args[1] = (state->demod ? 1 : 0);
cmd.args[2] = CX24117_OCC;
cmd.len = 3;
ret = cx24117_cmd_execute_nolock(fe, &cmd);
+ if (ret != 0)
+ goto exit;
+
+ /* Set GPIO direction */
+ /* Set as output - controls LNB power on/off */
+ cmd.args[0] = CMD_SET_GPIODIR;
+ cmd.args[1] = 0x30;
+ cmd.args[2] = 0x30;
+ cmd.len = 3;
+ ret = cx24117_cmd_execute_nolock(fe, &cmd);
exit:
mutex_unlock(&state->priv->fe_lock);
@@ -1278,8 +1298,8 @@ static int cx24117_sleep(struct dvb_frontend *fe)
dev_dbg(&state->priv->i2c->dev, "%s() demod%d\n",
__func__, state->demod);
- /* Firmware CMD 36: Power config */
- cmd.args[0] = CMD_TUNERSLEEP;
+ /* Set sleep mode on */
+ cmd.args[0] = CMD_SET_SLEEPMODE;
cmd.args[1] = (state->demod ? 1 : 0);
cmd.args[2] = 1;
cmd.len = 3;
@@ -1558,7 +1578,8 @@ static int cx24117_get_frontend(struct dvb_frontend *fe)
u8 buf[0x1f-4];
- cmd.args[0] = 0x1c;
+ /* Read current tune parameters */
+ cmd.args[0] = CMD_GETCTLACC;
cmd.args[1] = (u8) state->demod;
cmd.len = 2;
ret = cx24117_cmd_execute(fe, &cmd);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 06:16:10 +0000