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path: root/drivers/media/dvb-frontends/m88ds3103.c
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Diffstat (limited to 'drivers/media/dvb-frontends/m88ds3103.c')
-rw-r--r--drivers/media/dvb-frontends/m88ds3103.c267
1 files changed, 174 insertions, 93 deletions
diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c
index 81657e94c5a4..ba4ee0b48834 100644
--- a/drivers/media/dvb-frontends/m88ds3103.c
+++ b/drivers/media/dvb-frontends/m88ds3103.c
@@ -1,5 +1,5 @@
/*
- * Montage M88DS3103 demodulator driver
+ * Montage M88DS3103/M88RS6000 demodulator driver
*
* Copyright (C) 2013 Antti Palosaari <crope@iki.fi>
*
@@ -162,7 +162,7 @@ static int m88ds3103_wr_reg_val_tab(struct m88ds3103_priv *priv,
dev_dbg(&priv->i2c->dev, "%s: tab_len=%d\n", __func__, tab_len);
- if (tab_len > 83) {
+ if (tab_len > 86) {
ret = -EINVAL;
goto err;
}
@@ -245,9 +245,9 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, len;
const struct m88ds3103_reg_val *init;
- u8 u8tmp, u8tmp1, u8tmp2;
- u8 buf[2];
- u16 u16tmp, divide_ratio;
+ u8 u8tmp, u8tmp1 = 0, u8tmp2 = 0; /* silence compiler warning */
+ u8 buf[3];
+ u16 u16tmp, divide_ratio = 0;
u32 tuner_frequency, target_mclk;
s32 s32tmp;
@@ -262,6 +262,22 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
goto err;
}
+ /* reset */
+ ret = m88ds3103_wr_reg(priv, 0x07, 0x80);
+ if (ret)
+ goto err;
+
+ ret = m88ds3103_wr_reg(priv, 0x07, 0x00);
+ if (ret)
+ goto err;
+
+ /* Disable demod clock path */
+ if (priv->chip_id == M88RS6000_CHIP_ID) {
+ ret = m88ds3103_wr_reg(priv, 0x06, 0xe0);
+ if (ret)
+ goto err;
+ }
+
/* program tuner */
if (fe->ops.tuner_ops.set_params) {
ret = fe->ops.tuner_ops.set_params(fe);
@@ -282,49 +298,44 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
tuner_frequency = c->frequency;
}
- /* reset */
- ret = m88ds3103_wr_reg(priv, 0x07, 0x80);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg(priv, 0x07, 0x00);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg(priv, 0xb2, 0x01);
- if (ret)
- goto err;
+ /* select M88RS6000 demod main mclk and ts mclk from tuner die. */
+ if (priv->chip_id == M88RS6000_CHIP_ID) {
+ if (c->symbol_rate > 45010000)
+ priv->mclk_khz = 110250;
+ else
+ priv->mclk_khz = 96000;
- ret = m88ds3103_wr_reg(priv, 0x00, 0x01);
- if (ret)
- goto err;
+ if (c->delivery_system == SYS_DVBS)
+ target_mclk = 96000;
+ else
+ target_mclk = 144000;
- switch (c->delivery_system) {
- case SYS_DVBS:
- len = ARRAY_SIZE(m88ds3103_dvbs_init_reg_vals);
- init = m88ds3103_dvbs_init_reg_vals;
- target_mclk = 96000;
- break;
- case SYS_DVBS2:
- len = ARRAY_SIZE(m88ds3103_dvbs2_init_reg_vals);
- init = m88ds3103_dvbs2_init_reg_vals;
+ /* Enable demod clock path */
+ ret = m88ds3103_wr_reg(priv, 0x06, 0x00);
+ if (ret)
+ goto err;
+ usleep_range(10000, 20000);
+ } else {
+ /* set M88DS3103 mclk and ts mclk. */
+ priv->mclk_khz = 96000;
switch (priv->cfg->ts_mode) {
case M88DS3103_TS_SERIAL:
case M88DS3103_TS_SERIAL_D7:
- if (c->symbol_rate < 18000000)
- target_mclk = 96000;
- else
- target_mclk = 144000;
+ target_mclk = priv->cfg->ts_clk;
break;
case M88DS3103_TS_PARALLEL:
case M88DS3103_TS_CI:
- if (c->symbol_rate < 18000000)
+ if (c->delivery_system == SYS_DVBS)
target_mclk = 96000;
- else if (c->symbol_rate < 28000000)
- target_mclk = 144000;
- else
- target_mclk = 192000;
+ else {
+ if (c->symbol_rate < 18000000)
+ target_mclk = 96000;
+ else if (c->symbol_rate < 28000000)
+ target_mclk = 144000;
+ else
+ target_mclk = 192000;
+ }
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid ts_mode\n",
@@ -332,6 +343,55 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
ret = -EINVAL;
goto err;
}
+
+ switch (target_mclk) {
+ case 96000:
+ u8tmp1 = 0x02; /* 0b10 */
+ u8tmp2 = 0x01; /* 0b01 */
+ break;
+ case 144000:
+ u8tmp1 = 0x00; /* 0b00 */
+ u8tmp2 = 0x01; /* 0b01 */
+ break;
+ case 192000:
+ u8tmp1 = 0x03; /* 0b11 */
+ u8tmp2 = 0x00; /* 0b00 */
+ break;
+ }
+ ret = m88ds3103_wr_reg_mask(priv, 0x22, u8tmp1 << 6, 0xc0);
+ if (ret)
+ goto err;
+ ret = m88ds3103_wr_reg_mask(priv, 0x24, u8tmp2 << 6, 0xc0);
+ if (ret)
+ goto err;
+ }
+
+ ret = m88ds3103_wr_reg(priv, 0xb2, 0x01);
+ if (ret)
+ goto err;
+
+ ret = m88ds3103_wr_reg(priv, 0x00, 0x01);
+ if (ret)
+ goto err;
+
+ switch (c->delivery_system) {
+ case SYS_DVBS:
+ if (priv->chip_id == M88RS6000_CHIP_ID) {
+ len = ARRAY_SIZE(m88rs6000_dvbs_init_reg_vals);
+ init = m88rs6000_dvbs_init_reg_vals;
+ } else {
+ len = ARRAY_SIZE(m88ds3103_dvbs_init_reg_vals);
+ init = m88ds3103_dvbs_init_reg_vals;
+ }
+ break;
+ case SYS_DVBS2:
+ if (priv->chip_id == M88RS6000_CHIP_ID) {
+ len = ARRAY_SIZE(m88rs6000_dvbs2_init_reg_vals);
+ init = m88rs6000_dvbs2_init_reg_vals;
+ } else {
+ len = ARRAY_SIZE(m88ds3103_dvbs2_init_reg_vals);
+ init = m88ds3103_dvbs2_init_reg_vals;
+ }
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n",
@@ -347,7 +407,30 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
goto err;
}
- u8tmp1 = 0; /* silence compiler warning */
+ if (priv->chip_id == M88RS6000_CHIP_ID) {
+ if ((c->delivery_system == SYS_DVBS2)
+ && ((c->symbol_rate / 1000) <= 5000)) {
+ ret = m88ds3103_wr_reg(priv, 0xc0, 0x04);
+ if (ret)
+ goto err;
+ buf[0] = 0x09;
+ buf[1] = 0x22;
+ buf[2] = 0x88;
+ ret = m88ds3103_wr_regs(priv, 0x8a, buf, 3);
+ if (ret)
+ goto err;
+ }
+ ret = m88ds3103_wr_reg_mask(priv, 0x9d, 0x08, 0x08);
+ if (ret)
+ goto err;
+ ret = m88ds3103_wr_reg(priv, 0xf1, 0x01);
+ if (ret)
+ goto err;
+ ret = m88ds3103_wr_reg_mask(priv, 0x30, 0x80, 0x80);
+ if (ret)
+ goto err;
+ }
+
switch (priv->cfg->ts_mode) {
case M88DS3103_TS_SERIAL:
u8tmp1 = 0x00;
@@ -383,16 +466,15 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
ret = m88ds3103_wr_reg_mask(priv, 0x29, u8tmp1, 0x20);
if (ret)
goto err;
- }
-
- if (priv->cfg->ts_clk) {
- divide_ratio = DIV_ROUND_UP(target_mclk, priv->cfg->ts_clk);
- u8tmp1 = divide_ratio / 2;
- u8tmp2 = DIV_ROUND_UP(divide_ratio, 2);
- } else {
- divide_ratio = 0;
u8tmp1 = 0;
u8tmp2 = 0;
+ break;
+ default:
+ if (priv->cfg->ts_clk) {
+ divide_ratio = DIV_ROUND_UP(target_mclk, priv->cfg->ts_clk);
+ u8tmp1 = divide_ratio / 2;
+ u8tmp2 = DIV_ROUND_UP(divide_ratio, 2);
+ }
}
dev_dbg(&priv->i2c->dev,
@@ -420,29 +502,6 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
if (ret)
goto err;
- switch (target_mclk) {
- case 96000:
- u8tmp1 = 0x02; /* 0b10 */
- u8tmp2 = 0x01; /* 0b01 */
- break;
- case 144000:
- u8tmp1 = 0x00; /* 0b00 */
- u8tmp2 = 0x01; /* 0b01 */
- break;
- case 192000:
- u8tmp1 = 0x03; /* 0b11 */
- u8tmp2 = 0x00; /* 0b00 */
- break;
- }
-
- ret = m88ds3103_wr_reg_mask(priv, 0x22, u8tmp1 << 6, 0xc0);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg_mask(priv, 0x24, u8tmp2 << 6, 0xc0);
- if (ret)
- goto err;
-
if (c->symbol_rate <= 3000000)
u8tmp = 0x20;
else if (c->symbol_rate <= 10000000)
@@ -466,7 +525,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
if (ret)
goto err;
- u16tmp = DIV_ROUND_CLOSEST((c->symbol_rate / 1000) << 15, M88DS3103_MCLK_KHZ / 2);
+ u16tmp = DIV_ROUND_CLOSEST((c->symbol_rate / 1000) << 15, priv->mclk_khz / 2);
buf[0] = (u16tmp >> 0) & 0xff;
buf[1] = (u16tmp >> 8) & 0xff;
ret = m88ds3103_wr_regs(priv, 0x61, buf, 2);
@@ -489,7 +548,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
(tuner_frequency - c->frequency));
s32tmp = 0x10000 * (tuner_frequency - c->frequency);
- s32tmp = DIV_ROUND_CLOSEST(s32tmp, M88DS3103_MCLK_KHZ);
+ s32tmp = DIV_ROUND_CLOSEST(s32tmp, priv->mclk_khz);
if (s32tmp < 0)
s32tmp += 0x10000;
@@ -520,7 +579,7 @@ static int m88ds3103_init(struct dvb_frontend *fe)
struct m88ds3103_priv *priv = fe->demodulator_priv;
int ret, len, remaining;
const struct firmware *fw = NULL;
- u8 *fw_file = M88DS3103_FIRMWARE;
+ u8 *fw_file;
u8 u8tmp;
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
@@ -541,15 +600,6 @@ static int m88ds3103_init(struct dvb_frontend *fe)
if (ret)
goto err;
- /* reset */
- ret = m88ds3103_wr_reg(priv, 0x07, 0x60);
- if (ret)
- goto err;
-
- ret = m88ds3103_wr_reg(priv, 0x07, 0x00);
- if (ret)
- goto err;
-
/* firmware status */
ret = m88ds3103_rd_reg(priv, 0xb9, &u8tmp);
if (ret)
@@ -560,10 +610,23 @@ static int m88ds3103_init(struct dvb_frontend *fe)
if (u8tmp)
goto skip_fw_download;
+ /* global reset, global diseqc reset, golbal fec reset */
+ ret = m88ds3103_wr_reg(priv, 0x07, 0xe0);
+ if (ret)
+ goto err;
+
+ ret = m88ds3103_wr_reg(priv, 0x07, 0x00);
+ if (ret)
+ goto err;
+
/* cold state - try to download firmware */
dev_info(&priv->i2c->dev, "%s: found a '%s' in cold state\n",
KBUILD_MODNAME, m88ds3103_ops.info.name);
+ if (priv->chip_id == M88RS6000_CHIP_ID)
+ fw_file = M88RS6000_FIRMWARE;
+ else
+ fw_file = M88DS3103_FIRMWARE;
/* request the firmware, this will block and timeout */
ret = request_firmware(&fw, fw_file, priv->i2c->dev.parent);
if (ret) {
@@ -577,7 +640,7 @@ static int m88ds3103_init(struct dvb_frontend *fe)
ret = m88ds3103_wr_reg(priv, 0xb2, 0x01);
if (ret)
- goto err;
+ goto error_fw_release;
for (remaining = fw->size; remaining > 0;
remaining -= (priv->cfg->i2c_wr_max - 1)) {
@@ -591,13 +654,13 @@ static int m88ds3103_init(struct dvb_frontend *fe)
dev_err(&priv->i2c->dev,
"%s: firmware download failed=%d\n",
KBUILD_MODNAME, ret);
- goto err;
+ goto error_fw_release;
}
}
ret = m88ds3103_wr_reg(priv, 0xb2, 0x00);
if (ret)
- goto err;
+ goto error_fw_release;
release_firmware(fw);
fw = NULL;
@@ -623,10 +686,10 @@ skip_fw_download:
priv->warm = true;
return 0;
-err:
- if (fw)
- release_firmware(fw);
+error_fw_release:
+ release_firmware(fw);
+err:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
@@ -635,13 +698,18 @@ static int m88ds3103_sleep(struct dvb_frontend *fe)
{
struct m88ds3103_priv *priv = fe->demodulator_priv;
int ret;
+ u8 u8tmp;
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
priv->delivery_system = SYS_UNDEFINED;
/* TS Hi-Z */
- ret = m88ds3103_wr_reg_mask(priv, 0x27, 0x00, 0x01);
+ if (priv->chip_id == M88RS6000_CHIP_ID)
+ u8tmp = 0x29;
+ else
+ u8tmp = 0x27;
+ ret = m88ds3103_wr_reg_mask(priv, u8tmp, 0x00, 0x01);
if (ret)
goto err;
@@ -830,7 +898,7 @@ static int m88ds3103_get_frontend(struct dvb_frontend *fe)
goto err;
c->symbol_rate = 1ull * ((buf[1] << 8) | (buf[0] << 0)) *
- M88DS3103_MCLK_KHZ * 1000 / 0x10000;
+ priv->mclk_khz * 1000 / 0x10000;
return 0;
err:
@@ -1310,18 +1378,22 @@ struct dvb_frontend *m88ds3103_attach(const struct m88ds3103_config *cfg,
priv->i2c = i2c;
mutex_init(&priv->i2c_mutex);
- ret = m88ds3103_rd_reg(priv, 0x01, &chip_id);
+ /* 0x00: chip id[6:0], 0x01: chip ver[7:0], 0x02: chip ver[15:8] */
+ ret = m88ds3103_rd_reg(priv, 0x00, &chip_id);
if (ret)
goto err;
- dev_dbg(&priv->i2c->dev, "%s: chip_id=%02x\n", __func__, chip_id);
+ chip_id >>= 1;
+ dev_info(&priv->i2c->dev, "%s: chip_id=%02x\n", __func__, chip_id);
switch (chip_id) {
- case 0xd0:
+ case M88RS6000_CHIP_ID:
+ case M88DS3103_CHIP_ID:
break;
default:
goto err;
}
+ priv->chip_id = chip_id;
switch (priv->cfg->clock_out) {
case M88DS3103_CLOCK_OUT_DISABLED:
@@ -1337,6 +1409,11 @@ struct dvb_frontend *m88ds3103_attach(const struct m88ds3103_config *cfg,
goto err;
}
+ /* 0x29 register is defined differently for m88rs6000. */
+ /* set internal tuner address to 0x21 */
+ if (chip_id == M88RS6000_CHIP_ID)
+ u8tmp = 0x00;
+
ret = m88ds3103_wr_reg(priv, 0x29, u8tmp);
if (ret)
goto err;
@@ -1364,6 +1441,9 @@ struct dvb_frontend *m88ds3103_attach(const struct m88ds3103_config *cfg,
/* create dvb_frontend */
memcpy(&priv->fe.ops, &m88ds3103_ops, sizeof(struct dvb_frontend_ops));
+ if (priv->chip_id == M88RS6000_CHIP_ID)
+ strncpy(priv->fe.ops.info.name,
+ "Montage M88RS6000", sizeof(priv->fe.ops.info.name));
priv->fe.demodulator_priv = priv;
return &priv->fe;
@@ -1423,3 +1503,4 @@ MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
MODULE_DESCRIPTION("Montage M88DS3103 DVB-S/S2 demodulator driver");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE(M88DS3103_FIRMWARE);
+MODULE_FIRMWARE(M88RS6000_FIRMWARE);