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Commit f6982d59 authored by Michael Krufky's avatar Michael Krufky Committed by Mauro Carvalho Chehab
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V4L/DVB (5253): Qt1010: whitespace / 80 column cleanups 

Signed-off-by: default avatarMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 47e76c5c
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Inline Side-by-side
Showing with 44 additions and 25 deletions
drivers/media/dvb/frontends/qt1010.c
View file @ f6982d59
......@@ -25,14 +25,19 @@ static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
#define dprintk(args...) do { if (debug) {printk(KERN_DEBUG "QT1010: " args); printk("\n"); }} while (0)
#define dprintk(args...) \
do { \
if (debug) printk(KERN_DEBUG "QT1010: " args); \
} while (0)
/* read single register */
static int qt1010_readreg(struct qt1010_priv *priv, u8 reg, u8 *val)
{
struct i2c_msg msg[2] = {
{ .addr = priv->cfg->i2c_address, .flags = 0, .buf = &reg, .len = 1 },
{ .addr = priv->cfg->i2c_address, .flags = I2C_M_RD, .buf = val, .len = 1 },
{ .addr = priv->cfg->i2c_address,
.flags = 0, .buf = &reg, .len = 1 },
{ .addr = priv->cfg->i2c_address,
.flags = I2C_M_RD, .buf = val, .len = 1 },
};
if (i2c_transfer(priv->i2c, msg, 2) != 2) {
......@@ -46,9 +51,8 @@ static int qt1010_readreg(struct qt1010_priv *priv, u8 reg, u8 *val)
static int qt1010_writereg(struct qt1010_priv *priv, u8 reg, u8 val)
{
u8 buf[2] = { reg, val };
struct i2c_msg msg = {
.addr = priv->cfg->i2c_address, .flags = 0, .buf = buf, .len = 2
};
struct i2c_msg msg = { .addr = priv->cfg->i2c_address,
.flags = 0, .buf = buf, .len = 2 };
if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
printk(KERN_WARNING "qt1010 I2C write failed\n");
......@@ -80,7 +84,8 @@ static void qt1010_dump_regs(struct qt1010_priv *priv)
printk("%s\n", buf);
}
static int qt1010_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
static int qt1010_set_params(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct qt1010_priv *priv;
int err;
......@@ -146,7 +151,8 @@ static int qt1010_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame
freq = (div * QT1010_STEP) - QT1010_OFFSET;
mod1 = (freq + QT1010_OFFSET) % FREQ1;
mod2 = (freq + QT1010_OFFSET) % FREQ2;
priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
priv->bandwidth =
(fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
priv->frequency = freq;
if (fe->ops.i2c_gate_ctrl)
......@@ -227,8 +233,9 @@ static int qt1010_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame
/* 00 */
rd[45].val = 0x92; /* TODO: correct value calculation */
dprintk("freq:%u 05:%02x 07:%02x 09:%02x 0a:%02x 0b:%02x 1a:%02x 11:%02x " \
"12:%02x 22:%02x 05:%02x 1f:%02x 20:%02x 25:%02x 00:%02x", \
dprintk("freq:%u 05:%02x 07:%02x 09:%02x 0a:%02x 0b:%02x " \
"1a:%02x 11:%02x 12:%02x 22:%02x 05:%02x 1f:%02x " \
"20:%02x 25:%02x 00:%02x", \
freq, rd[2].val, rd[4].val, rd[6].val, rd[7].val, rd[8].val, \
rd[10].val, rd[13].val, rd[14].val, rd[15].val, rd[35].val, \
rd[40].val, rd[41].val, rd[43].val, rd[45].val);
......@@ -251,7 +258,8 @@ static int qt1010_set_params(struct dvb_frontend *fe, struct dvb_frontend_parame
return 0;
}
static int qt1010_init_meas1(struct qt1010_priv *priv, u8 oper, u8 reg, u8 reg_init_val, u8 *retval)
static int qt1010_init_meas1(struct qt1010_priv *priv,
u8 oper, u8 reg, u8 reg_init_val, u8 *retval)
{
u8 i, val1, val2;
int err;
......@@ -265,7 +273,8 @@ static int qt1010_init_meas1(struct qt1010_priv *priv, u8 oper, u8 reg, u8 reg_i
for (i = 0; i < ARRAY_SIZE(i2c_data); i++) {
if (i2c_data[i].oper == QT1010_WR) {
err = qt1010_writereg(priv, i2c_data[i].reg, i2c_data[i].val);
err = qt1010_writereg(priv, i2c_data[i].reg,
i2c_data[i].val);
} else {
err = qt1010_readreg(priv, i2c_data[i].reg, &val2);
}
......@@ -283,7 +292,8 @@ static int qt1010_init_meas1(struct qt1010_priv *priv, u8 oper, u8 reg, u8 reg_i
return qt1010_writereg(priv, 0x1e, 0x00);
}
static u8 qt1010_init_meas2(struct qt1010_priv *priv, u8 reg_init_val, u8 *retval)
static u8 qt1010_init_meas2(struct qt1010_priv *priv,
u8 reg_init_val, u8 *retval)
{
u8 i, val;
int err;
......@@ -298,7 +308,8 @@ static u8 qt1010_init_meas2(struct qt1010_priv *priv, u8 reg_init_val, u8 *retva
};
for (i = 0; i < ARRAY_SIZE(i2c_data); i++) {
if (i2c_data[i].oper == QT1010_WR) {
err = qt1010_writereg(priv, i2c_data[i].reg, i2c_data[i].val);
err = qt1010_writereg(priv, i2c_data[i].reg,
i2c_data[i].val);
} else {
err = qt1010_readreg(priv, i2c_data[i].reg, &val);
}
......@@ -358,19 +369,26 @@ static int qt1010_init(struct dvb_frontend *fe)
for (i = 0; i < ARRAY_SIZE(i2c_data); i++) {
switch (i2c_data[i].oper) {
case QT1010_WR:
err = qt1010_writereg(priv, i2c_data[i].reg, i2c_data[i].val);
err = qt1010_writereg(priv, i2c_data[i].reg,
i2c_data[i].val);
break;
case QT1010_RD:
if (i2c_data[i].val == 0x20) valptr = &priv->reg20_init_val;
else valptr = &tmpval;
if (i2c_data[i].val == 0x20)
valptr = &priv->reg20_init_val;
else
valptr = &tmpval;
err = qt1010_readreg(priv, i2c_data[i].reg, valptr);
break;
case QT1010_M1:
if (i2c_data[i].val == 0x25) valptr = &priv->reg25_init_val;
else if (i2c_data[i].val == 0x1f) valptr = &priv->reg1f_init_val;
else valptr = &tmpval;
err = qt1010_init_meas1(priv, i2c_data[i+1].reg, i2c_data[i].reg,
i2c_data[i].val, valptr);
if (i2c_data[i].val == 0x25)
valptr = &priv->reg25_init_val;
else if (i2c_data[i].val == 0x1f)
valptr = &priv->reg1f_init_val;
else
valptr = &tmpval;
err = qt1010_init_meas1(priv, i2c_data[i+1].reg,
i2c_data[i].reg,
i2c_data[i].val, valptr);
i++;
break;
}
......@@ -435,8 +453,8 @@ struct dvb_frontend * qt1010_attach(struct dvb_frontend *fe,
if (priv == NULL)
return NULL;
priv->cfg = cfg;
priv->i2c = i2c;
priv->cfg = cfg;
priv->i2c = i2c;
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1); /* open i2c_gate */
......@@ -452,7 +470,8 @@ struct dvb_frontend * qt1010_attach(struct dvb_frontend *fe,
fe->ops.i2c_gate_ctrl(fe, 0); /* close i2c_gate */
printk(KERN_INFO "Quantek QT1010 successfully identified.\n");
memcpy(&fe->ops.tuner_ops, &qt1010_tuner_ops, sizeof(struct dvb_tuner_ops));
memcpy(&fe->ops.tuner_ops, &qt1010_tuner_ops,
sizeof(struct dvb_tuner_ops));
fe->tuner_priv = priv;
return fe;
......
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