aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/tuners/m88ts2022.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/tuners/m88ts2022.c')
-rw-r--r--drivers/media/tuners/m88ts2022.c355
1 files changed, 129 insertions, 226 deletions
diff --git a/drivers/media/tuners/m88ts2022.c b/drivers/media/tuners/m88ts2022.c
index 40c42de..caa5423 100644
--- a/drivers/media/tuners/m88ts2022.c
+++ b/drivers/media/tuners/m88ts2022.c
@@ -18,120 +18,11 @@
#include "m88ts2022_priv.h"
-/* write multiple registers */
-static int m88ts2022_wr_regs(struct m88ts2022_priv *priv,
- u8 reg, const u8 *val, int len)
+static int m88ts2022_cmd(struct m88ts2022_dev *dev, int op, int sleep, u8 reg,
+ u8 mask, u8 val, u8 *reg_val)
{
-#define MAX_WR_LEN 3
-#define MAX_WR_XFER_LEN (MAX_WR_LEN + 1)
- int ret;
- u8 buf[MAX_WR_XFER_LEN];
- struct i2c_msg msg[1] = {
- {
- .addr = priv->client->addr,
- .flags = 0,
- .len = 1 + len,
- .buf = buf,
- }
- };
-
- if (WARN_ON(len > MAX_WR_LEN))
- return -EINVAL;
-
- buf[0] = reg;
- memcpy(&buf[1], val, len);
-
- ret = i2c_transfer(priv->client->adapter, msg, 1);
- if (ret == 1) {
- ret = 0;
- } else {
- dev_warn(&priv->client->dev,
- "%s: i2c wr failed=%d reg=%02x len=%d\n",
- KBUILD_MODNAME, ret, reg, len);
- ret = -EREMOTEIO;
- }
-
- return ret;
-}
-
-/* read multiple registers */
-static int m88ts2022_rd_regs(struct m88ts2022_priv *priv, u8 reg,
- u8 *val, int len)
-{
-#define MAX_RD_LEN 1
-#define MAX_RD_XFER_LEN (MAX_RD_LEN)
- int ret;
- u8 buf[MAX_RD_XFER_LEN];
- struct i2c_msg msg[2] = {
- {
- .addr = priv->client->addr,
- .flags = 0,
- .len = 1,
- .buf = &reg,
- }, {
- .addr = priv->client->addr,
- .flags = I2C_M_RD,
- .len = len,
- .buf = buf,
- }
- };
-
- if (WARN_ON(len > MAX_RD_LEN))
- return -EINVAL;
-
- ret = i2c_transfer(priv->client->adapter, msg, 2);
- if (ret == 2) {
- memcpy(val, buf, len);
- ret = 0;
- } else {
- dev_warn(&priv->client->dev,
- "%s: i2c rd failed=%d reg=%02x len=%d\n",
- KBUILD_MODNAME, ret, reg, len);
- ret = -EREMOTEIO;
- }
-
- return ret;
-}
-
-/* write single register */
-static int m88ts2022_wr_reg(struct m88ts2022_priv *priv, u8 reg, u8 val)
-{
- return m88ts2022_wr_regs(priv, reg, &val, 1);
-}
-
-/* read single register */
-static int m88ts2022_rd_reg(struct m88ts2022_priv *priv, u8 reg, u8 *val)
-{
- return m88ts2022_rd_regs(priv, reg, val, 1);
-}
-
-/* write single register with mask */
-static int m88ts2022_wr_reg_mask(struct m88ts2022_priv *priv,
- u8 reg, u8 val, u8 mask)
-{
- int ret;
- u8 u8tmp;
-
- /* no need for read if whole reg is written */
- if (mask != 0xff) {
- ret = m88ts2022_rd_regs(priv, reg, &u8tmp, 1);
- if (ret)
- return ret;
-
- val &= mask;
- u8tmp &= ~mask;
- val |= u8tmp;
- }
-
- return m88ts2022_wr_regs(priv, reg, &val, 1);
-}
-
-static int m88ts2022_cmd(struct dvb_frontend *fe,
- int op, int sleep, u8 reg, u8 mask, u8 val, u8 *reg_val)
-{
- struct m88ts2022_priv *priv = fe->tuner_priv;
int ret, i;
- u8 u8tmp;
+ unsigned int utmp;
struct m88ts2022_reg_val reg_vals[] = {
{0x51, 0x1f - op},
{0x51, 0x1f},
@@ -140,12 +31,12 @@ static int m88ts2022_cmd(struct dvb_frontend *fe,
};
for (i = 0; i < 2; i++) {
- dev_dbg(&priv->client->dev,
- "%s: i=%d op=%02x reg=%02x mask=%02x val=%02x\n",
- __func__, i, op, reg, mask, val);
+ dev_dbg(&dev->client->dev,
+ "i=%d op=%02x reg=%02x mask=%02x val=%02x\n",
+ i, op, reg, mask, val);
for (i = 0; i < ARRAY_SIZE(reg_vals); i++) {
- ret = m88ts2022_wr_reg(priv, reg_vals[i].reg,
+ ret = regmap_write(dev->regmap, reg_vals[i].reg,
reg_vals[i].val);
if (ret)
goto err;
@@ -153,37 +44,38 @@ static int m88ts2022_cmd(struct dvb_frontend *fe,
usleep_range(sleep * 1000, sleep * 10000);
- ret = m88ts2022_rd_reg(priv, reg, &u8tmp);
+ ret = regmap_read(dev->regmap, reg, &utmp);
if (ret)
goto err;
- if ((u8tmp & mask) != val)
+ if ((utmp & mask) != val)
break;
}
if (reg_val)
- *reg_val = u8tmp;
+ *reg_val = utmp;
err:
return ret;
}
static int m88ts2022_set_params(struct dvb_frontend *fe)
{
- struct m88ts2022_priv *priv = fe->tuner_priv;
+ struct m88ts2022_dev *dev = fe->tuner_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret;
- unsigned int frequency_khz, frequency_offset_khz, f_3db_hz;
+ unsigned int utmp, frequency_khz, frequency_offset_khz, f_3db_hz;
unsigned int f_ref_khz, f_vco_khz, div_ref, div_out, pll_n, gdiv28;
u8 buf[3], u8tmp, cap_code, lpf_gm, lpf_mxdiv, div_max, div_min;
u16 u16tmp;
- dev_dbg(&priv->client->dev,
- "%s: frequency=%d symbol_rate=%d rolloff=%d\n",
- __func__, c->frequency, c->symbol_rate, c->rolloff);
+
+ dev_dbg(&dev->client->dev,
+ "frequency=%d symbol_rate=%d rolloff=%d\n",
+ c->frequency, c->symbol_rate, c->rolloff);
/*
* Integer-N PLL synthesizer
* kHz is used for all calculations to keep calculations within 32-bit
*/
- f_ref_khz = DIV_ROUND_CLOSEST(priv->cfg.clock, 1000);
+ f_ref_khz = DIV_ROUND_CLOSEST(dev->cfg.clock, 1000);
div_ref = DIV_ROUND_CLOSEST(f_ref_khz, 2000);
if (c->symbol_rate < 5000000)
@@ -203,14 +95,14 @@ static int m88ts2022_set_params(struct dvb_frontend *fe)
buf[0] = u8tmp;
buf[1] = 0x40;
- ret = m88ts2022_wr_regs(priv, 0x10, buf, 2);
+ ret = regmap_bulk_write(dev->regmap, 0x10, buf, 2);
if (ret)
goto err;
f_vco_khz = frequency_khz * div_out;
pll_n = f_vco_khz * div_ref / f_ref_khz;
pll_n += pll_n % 2;
- priv->frequency_khz = pll_n * f_ref_khz / div_ref / div_out;
+ dev->frequency_khz = pll_n * f_ref_khz / div_ref / div_out;
if (pll_n < 4095)
u16tmp = pll_n - 1024;
@@ -222,88 +114,87 @@ static int m88ts2022_set_params(struct dvb_frontend *fe)
buf[0] = (u16tmp >> 8) & 0x3f;
buf[1] = (u16tmp >> 0) & 0xff;
buf[2] = div_ref - 8;
- ret = m88ts2022_wr_regs(priv, 0x01, buf, 3);
+ ret = regmap_bulk_write(dev->regmap, 0x01, buf, 3);
if (ret)
goto err;
- dev_dbg(&priv->client->dev,
- "%s: frequency=%u offset=%d f_vco_khz=%u pll_n=%u div_ref=%u div_out=%u\n",
- __func__, priv->frequency_khz,
- priv->frequency_khz - c->frequency, f_vco_khz, pll_n,
- div_ref, div_out);
+ dev_dbg(&dev->client->dev,
+ "frequency=%u offset=%d f_vco_khz=%u pll_n=%u div_ref=%u div_out=%u\n",
+ dev->frequency_khz, dev->frequency_khz - c->frequency,
+ f_vco_khz, pll_n, div_ref, div_out);
- ret = m88ts2022_cmd(fe, 0x10, 5, 0x15, 0x40, 0x00, NULL);
+ ret = m88ts2022_cmd(dev, 0x10, 5, 0x15, 0x40, 0x00, NULL);
if (ret)
goto err;
- ret = m88ts2022_rd_reg(priv, 0x14, &u8tmp);
+ ret = regmap_read(dev->regmap, 0x14, &utmp);
if (ret)
goto err;
- u8tmp &= 0x7f;
- if (u8tmp < 64) {
- ret = m88ts2022_wr_reg_mask(priv, 0x10, 0x80, 0x80);
+ utmp &= 0x7f;
+ if (utmp < 64) {
+ ret = regmap_update_bits(dev->regmap, 0x10, 0x80, 0x80);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x11, 0x6f);
+ ret = regmap_write(dev->regmap, 0x11, 0x6f);
if (ret)
goto err;
- ret = m88ts2022_cmd(fe, 0x10, 5, 0x15, 0x40, 0x00, NULL);
+ ret = m88ts2022_cmd(dev, 0x10, 5, 0x15, 0x40, 0x00, NULL);
if (ret)
goto err;
}
- ret = m88ts2022_rd_reg(priv, 0x14, &u8tmp);
+ ret = regmap_read(dev->regmap, 0x14, &utmp);
if (ret)
goto err;
- u8tmp &= 0x1f;
- if (u8tmp > 19) {
- ret = m88ts2022_wr_reg_mask(priv, 0x10, 0x00, 0x02);
+ utmp &= 0x1f;
+ if (utmp > 19) {
+ ret = regmap_update_bits(dev->regmap, 0x10, 0x02, 0x00);
if (ret)
goto err;
}
- ret = m88ts2022_cmd(fe, 0x08, 5, 0x3c, 0xff, 0x00, NULL);
+ ret = m88ts2022_cmd(dev, 0x08, 5, 0x3c, 0xff, 0x00, NULL);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x25, 0x00);
+ ret = regmap_write(dev->regmap, 0x25, 0x00);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x27, 0x70);
+ ret = regmap_write(dev->regmap, 0x27, 0x70);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x41, 0x09);
+ ret = regmap_write(dev->regmap, 0x41, 0x09);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x08, 0x0b);
+ ret = regmap_write(dev->regmap, 0x08, 0x0b);
if (ret)
goto err;
/* filters */
gdiv28 = DIV_ROUND_CLOSEST(f_ref_khz * 1694U, 1000000U);
- ret = m88ts2022_wr_reg(priv, 0x04, gdiv28);
+ ret = regmap_write(dev->regmap, 0x04, gdiv28);
if (ret)
goto err;
- ret = m88ts2022_cmd(fe, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
+ ret = m88ts2022_cmd(dev, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
if (ret)
goto err;
cap_code = u8tmp & 0x3f;
- ret = m88ts2022_wr_reg(priv, 0x41, 0x0d);
+ ret = regmap_write(dev->regmap, 0x41, 0x0d);
if (ret)
goto err;
- ret = m88ts2022_cmd(fe, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
+ ret = m88ts2022_cmd(dev, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
if (ret)
goto err;
@@ -314,7 +205,7 @@ static int m88ts2022_set_params(struct dvb_frontend *fe)
div_min = gdiv28 * 78 / 100;
div_max = clamp_val(div_max, 0U, 63U);
- f_3db_hz = c->symbol_rate * 135UL / 200UL;
+ f_3db_hz = mult_frac(c->symbol_rate, 135, 200);
f_3db_hz += 2000000U + (frequency_offset_khz * 1000U);
f_3db_hz = clamp(f_3db_hz, 7000000U, 40000000U);
@@ -327,25 +218,25 @@ static int m88ts2022_set_params(struct dvb_frontend *fe)
lpf_mxdiv = DIV_ROUND_CLOSEST(++lpf_gm * LPF_COEFF * f_ref_khz, f_3db_hz);
lpf_mxdiv = clamp_val(lpf_mxdiv, 0U, div_max);
- ret = m88ts2022_wr_reg(priv, 0x04, lpf_mxdiv);
+ ret = regmap_write(dev->regmap, 0x04, lpf_mxdiv);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x06, lpf_gm);
+ ret = regmap_write(dev->regmap, 0x06, lpf_gm);
if (ret)
goto err;
- ret = m88ts2022_cmd(fe, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
+ ret = m88ts2022_cmd(dev, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
if (ret)
goto err;
cap_code = u8tmp & 0x3f;
- ret = m88ts2022_wr_reg(priv, 0x41, 0x09);
+ ret = regmap_write(dev->regmap, 0x41, 0x09);
if (ret)
goto err;
- ret = m88ts2022_cmd(fe, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
+ ret = m88ts2022_cmd(dev, 0x04, 2, 0x26, 0xff, 0x00, &u8tmp);
if (ret)
goto err;
@@ -353,31 +244,31 @@ static int m88ts2022_set_params(struct dvb_frontend *fe)
cap_code = (cap_code + u8tmp) / 2;
u8tmp = cap_code | 0x80;
- ret = m88ts2022_wr_reg(priv, 0x25, u8tmp);
+ ret = regmap_write(dev->regmap, 0x25, u8tmp);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x27, 0x30);
+ ret = regmap_write(dev->regmap, 0x27, 0x30);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x08, 0x09);
+ ret = regmap_write(dev->regmap, 0x08, 0x09);
if (ret)
goto err;
- ret = m88ts2022_cmd(fe, 0x01, 20, 0x21, 0xff, 0x00, NULL);
+ ret = m88ts2022_cmd(dev, 0x01, 20, 0x21, 0xff, 0x00, NULL);
if (ret)
goto err;
err:
if (ret)
- dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&dev->client->dev, "failed=%d\n", ret);
return ret;
}
static int m88ts2022_init(struct dvb_frontend *fe)
{
- struct m88ts2022_priv *priv = fe->tuner_priv;
+ struct m88ts2022_dev *dev = fe->tuner_priv;
int ret, i;
u8 u8tmp;
static const struct m88ts2022_reg_val reg_vals[] = {
@@ -393,23 +284,24 @@ static int m88ts2022_init(struct dvb_frontend *fe)
{0x24, 0x02},
{0x12, 0xa0},
};
- dev_dbg(&priv->client->dev, "%s:\n", __func__);
- ret = m88ts2022_wr_reg(priv, 0x00, 0x01);
+ dev_dbg(&dev->client->dev, "\n");
+
+ ret = regmap_write(dev->regmap, 0x00, 0x01);
if (ret)
goto err;
- ret = m88ts2022_wr_reg(priv, 0x00, 0x03);
+ ret = regmap_write(dev->regmap, 0x00, 0x03);
if (ret)
goto err;
- switch (priv->cfg.clock_out) {
+ switch (dev->cfg.clock_out) {
case M88TS2022_CLOCK_OUT_DISABLED:
u8tmp = 0x60;
break;
case M88TS2022_CLOCK_OUT_ENABLED:
u8tmp = 0x70;
- ret = m88ts2022_wr_reg(priv, 0x05, priv->cfg.clock_out_div);
+ ret = regmap_write(dev->regmap, 0x05, dev->cfg.clock_out_div);
if (ret)
goto err;
break;
@@ -420,58 +312,61 @@ static int m88ts2022_init(struct dvb_frontend *fe)
goto err;
}
- ret = m88ts2022_wr_reg(priv, 0x42, u8tmp);
+ ret = regmap_write(dev->regmap, 0x42, u8tmp);
if (ret)
goto err;
- if (priv->cfg.loop_through)
+ if (dev->cfg.loop_through)
u8tmp = 0xec;
else
u8tmp = 0x6c;
- ret = m88ts2022_wr_reg(priv, 0x62, u8tmp);
+ ret = regmap_write(dev->regmap, 0x62, u8tmp);
if (ret)
goto err;
for (i = 0; i < ARRAY_SIZE(reg_vals); i++) {
- ret = m88ts2022_wr_reg(priv, reg_vals[i].reg, reg_vals[i].val);
+ ret = regmap_write(dev->regmap, reg_vals[i].reg, reg_vals[i].val);
if (ret)
goto err;
}
err:
if (ret)
- dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&dev->client->dev, "failed=%d\n", ret);
return ret;
}
static int m88ts2022_sleep(struct dvb_frontend *fe)
{
- struct m88ts2022_priv *priv = fe->tuner_priv;
+ struct m88ts2022_dev *dev = fe->tuner_priv;
int ret;
- dev_dbg(&priv->client->dev, "%s:\n", __func__);
- ret = m88ts2022_wr_reg(priv, 0x00, 0x00);
+ dev_dbg(&dev->client->dev, "\n");
+
+ ret = regmap_write(dev->regmap, 0x00, 0x00);
if (ret)
goto err;
err:
if (ret)
- dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&dev->client->dev, "failed=%d\n", ret);
return ret;
}
static int m88ts2022_get_frequency(struct dvb_frontend *fe, u32 *frequency)
{
- struct m88ts2022_priv *priv = fe->tuner_priv;
- dev_dbg(&priv->client->dev, "%s:\n", __func__);
+ struct m88ts2022_dev *dev = fe->tuner_priv;
- *frequency = priv->frequency_khz;
+ dev_dbg(&dev->client->dev, "\n");
+
+ *frequency = dev->frequency_khz;
return 0;
}
static int m88ts2022_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
{
- struct m88ts2022_priv *priv = fe->tuner_priv;
- dev_dbg(&priv->client->dev, "%s:\n", __func__);
+ struct m88ts2022_dev *dev = fe->tuner_priv;
+
+ dev_dbg(&dev->client->dev, "\n");
*frequency = 0; /* Zero-IF */
return 0;
@@ -479,31 +374,30 @@ static int m88ts2022_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
static int m88ts2022_get_rf_strength(struct dvb_frontend *fe, u16 *strength)
{
- struct m88ts2022_priv *priv = fe->tuner_priv;
+ struct m88ts2022_dev *dev = fe->tuner_priv;
int ret;
- u8 u8tmp;
u16 gain, u16tmp;
- unsigned int gain1, gain2, gain3;
+ unsigned int utmp, gain1, gain2, gain3;
- ret = m88ts2022_rd_reg(priv, 0x3d, &u8tmp);
+ ret = regmap_read(dev->regmap, 0x3d, &utmp);
if (ret)
goto err;
- gain1 = (u8tmp >> 0) & 0x1f;
+ gain1 = (utmp >> 0) & 0x1f;
gain1 = clamp(gain1, 0U, 15U);
- ret = m88ts2022_rd_reg(priv, 0x21, &u8tmp);
+ ret = regmap_read(dev->regmap, 0x21, &utmp);
if (ret)
goto err;
- gain2 = (u8tmp >> 0) & 0x1f;
+ gain2 = (utmp >> 0) & 0x1f;
gain2 = clamp(gain2, 2U, 16U);
- ret = m88ts2022_rd_reg(priv, 0x66, &u8tmp);
+ ret = regmap_read(dev->regmap, 0x66, &utmp);
if (ret)
goto err;
- gain3 = (u8tmp >> 3) & 0x07;
+ gain3 = (utmp >> 3) & 0x07;
gain3 = clamp(gain3, 0U, 6U);
gain = gain1 * 265 + gain2 * 338 + gain3 * 285;
@@ -515,7 +409,7 @@ static int m88ts2022_get_rf_strength(struct dvb_frontend *fe, u16 *strength)
*strength = (u16tmp - 59000) * 0xffff / (61500 - 59000);
err:
if (ret)
- dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&dev->client->dev, "failed=%d\n", ret);
return ret;
}
@@ -540,46 +434,56 @@ static int m88ts2022_probe(struct i2c_client *client,
{
struct m88ts2022_config *cfg = client->dev.platform_data;
struct dvb_frontend *fe = cfg->fe;
- struct m88ts2022_priv *priv;
+ struct m88ts2022_dev *dev;
int ret;
- u8 chip_id, u8tmp;
+ u8 u8tmp;
+ unsigned int utmp;
+ static const struct regmap_config regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ };
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv) {
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (!dev) {
ret = -ENOMEM;
- dev_err(&client->dev, "%s: kzalloc() failed\n", KBUILD_MODNAME);
+ dev_err(&client->dev, "kzalloc() failed\n");
goto err;
}
- memcpy(&priv->cfg, cfg, sizeof(struct m88ts2022_config));
- priv->client = client;
+ memcpy(&dev->cfg, cfg, sizeof(struct m88ts2022_config));
+ dev->client = client;
+ dev->regmap = devm_regmap_init_i2c(client, &regmap_config);
+ if (IS_ERR(dev->regmap)) {
+ ret = PTR_ERR(dev->regmap);
+ goto err;
+ }
/* check if the tuner is there */
- ret = m88ts2022_rd_reg(priv, 0x00, &u8tmp);
+ ret = regmap_read(dev->regmap, 0x00, &utmp);
if (ret)
goto err;
- if ((u8tmp & 0x03) == 0x00) {
- ret = m88ts2022_wr_reg(priv, 0x00, 0x01);
- if (ret < 0)
+ if ((utmp & 0x03) == 0x00) {
+ ret = regmap_write(dev->regmap, 0x00, 0x01);
+ if (ret)
goto err;
usleep_range(2000, 50000);
}
- ret = m88ts2022_wr_reg(priv, 0x00, 0x03);
+ ret = regmap_write(dev->regmap, 0x00, 0x03);
if (ret)
goto err;
usleep_range(2000, 50000);
- ret = m88ts2022_rd_reg(priv, 0x00, &chip_id);
+ ret = regmap_read(dev->regmap, 0x00, &utmp);
if (ret)
goto err;
- dev_dbg(&priv->client->dev, "%s: chip_id=%02x\n", __func__, chip_id);
+ dev_dbg(&dev->client->dev, "chip_id=%02x\n", utmp);
- switch (chip_id) {
+ switch (utmp) {
case 0xc3:
case 0x83:
break;
@@ -587,13 +491,13 @@ static int m88ts2022_probe(struct i2c_client *client,
goto err;
}
- switch (priv->cfg.clock_out) {
+ switch (dev->cfg.clock_out) {
case M88TS2022_CLOCK_OUT_DISABLED:
u8tmp = 0x60;
break;
case M88TS2022_CLOCK_OUT_ENABLED:
u8tmp = 0x70;
- ret = m88ts2022_wr_reg(priv, 0x05, priv->cfg.clock_out_div);
+ ret = regmap_write(dev->regmap, 0x05, dev->cfg.clock_out_div);
if (ret)
goto err;
break;
@@ -604,49 +508,48 @@ static int m88ts2022_probe(struct i2c_client *client,
goto err;
}
- ret = m88ts2022_wr_reg(priv, 0x42, u8tmp);
+ ret = regmap_write(dev->regmap, 0x42, u8tmp);
if (ret)
goto err;
- if (priv->cfg.loop_through)
+ if (dev->cfg.loop_through)
u8tmp = 0xec;
else
u8tmp = 0x6c;
- ret = m88ts2022_wr_reg(priv, 0x62, u8tmp);
+ ret = regmap_write(dev->regmap, 0x62, u8tmp);
if (ret)
goto err;
/* sleep */
- ret = m88ts2022_wr_reg(priv, 0x00, 0x00);
+ ret = regmap_write(dev->regmap, 0x00, 0x00);
if (ret)
goto err;
- dev_info(&priv->client->dev,
- "%s: Montage M88TS2022 successfully identified\n",
- KBUILD_MODNAME);
+ dev_info(&dev->client->dev, "Montage M88TS2022 successfully identified\n");
- fe->tuner_priv = priv;
+ fe->tuner_priv = dev;
memcpy(&fe->ops.tuner_ops, &m88ts2022_tuner_ops,
sizeof(struct dvb_tuner_ops));
- i2c_set_clientdata(client, priv);
+ i2c_set_clientdata(client, dev);
return 0;
err:
- dev_dbg(&client->dev, "%s: failed=%d\n", __func__, ret);
- kfree(priv);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
+ kfree(dev);
return ret;
}
static int m88ts2022_remove(struct i2c_client *client)
{
- struct m88ts2022_priv *priv = i2c_get_clientdata(client);
- struct dvb_frontend *fe = priv->cfg.fe;
- dev_dbg(&client->dev, "%s:\n", __func__);
+ struct m88ts2022_dev *dev = i2c_get_clientdata(client);
+ struct dvb_frontend *fe = dev->cfg.fe;
+
+ dev_dbg(&client->dev, "\n");
memset(&fe->ops.tuner_ops, 0, sizeof(struct dvb_tuner_ops));
fe->tuner_priv = NULL;
- kfree(priv);
+ kfree(dev);
return 0;
}

Privacy Policy