mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-21 03:33:59 +08:00
V4L/DVB (9258): s5h1409: Checkpatch compliance
s5h1409: Checkpatch compliance Signed-off-by: Steven Toth <stoth@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Steven Toth
Mauro Carvalho Chehab
parent
98c9482369
commit
b7709c0de2
@ -30,10 +30,10 @@
|
||||
|
||||
struct s5h1409_state {
|
||||
|
||||
struct i2c_adapter* i2c;
|
||||
struct i2c_adapter *i2c;
|
||||
|
||||
/* configuration settings */
|
||||
const struct s5h1409_config* config;
|
||||
const struct s5h1409_config *config;
|
||||
|
||||
struct dvb_frontend frontend;
|
||||
|
||||
@ -48,6 +48,9 @@ struct s5h1409_state {
|
||||
};
|
||||
|
||||
static int debug;
|
||||
module_param(debug, int, 0644);
|
||||
MODULE_PARM_DESC(debug, "Enable verbose debug messages");
|
||||
|
||||
#define dprintk if (debug) printk
|
||||
|
||||
/* Register values to initialise the demod, this will set VSB by default */
|
||||
@ -299,10 +302,10 @@ static struct qam256_snr_tab {
|
||||
};
|
||||
|
||||
/* 8 bit registers, 16 bit values */
|
||||
static int s5h1409_writereg(struct s5h1409_state* state, u8 reg, u16 data)
|
||||
static int s5h1409_writereg(struct s5h1409_state *state, u8 reg, u16 data)
|
||||
{
|
||||
int ret;
|
||||
u8 buf [] = { reg, data >> 8, data & 0xff };
|
||||
u8 buf[] = { reg, data >> 8, data & 0xff };
|
||||
|
||||
struct i2c_msg msg = { .addr = state->config->demod_address,
|
||||
.flags = 0, .buf = buf, .len = 3 };
|
||||
@ -310,19 +313,19 @@ static int s5h1409_writereg(struct s5h1409_state* state, u8 reg, u16 data)
|
||||
ret = i2c_transfer(state->i2c, &msg, 1);
|
||||
|
||||
if (ret != 1)
|
||||
printk("%s: writereg error (reg == 0x%02x, val == 0x%04x, "
|
||||
printk(KERN_ERR "%s: error (reg == 0x%02x, val == 0x%04x, "
|
||||
"ret == %i)\n", __func__, reg, data, ret);
|
||||
|
||||
return (ret != 1) ? -1 : 0;
|
||||
}
|
||||
|
||||
static u16 s5h1409_readreg(struct s5h1409_state* state, u8 reg)
|
||||
static u16 s5h1409_readreg(struct s5h1409_state *state, u8 reg)
|
||||
{
|
||||
int ret;
|
||||
u8 b0 [] = { reg };
|
||||
u8 b1 [] = { 0, 0 };
|
||||
u8 b0[] = { reg };
|
||||
u8 b1[] = { 0, 0 };
|
||||
|
||||
struct i2c_msg msg [] = {
|
||||
struct i2c_msg msg[] = {
|
||||
{ .addr = state->config->demod_address, .flags = 0,
|
||||
.buf = b0, .len = 1 },
|
||||
{ .addr = state->config->demod_address, .flags = I2C_M_RD,
|
||||
@ -335,9 +338,9 @@ static u16 s5h1409_readreg(struct s5h1409_state* state, u8 reg)
|
||||
return (b1[0] << 8) | b1[1];
|
||||
}
|
||||
|
||||
static int s5h1409_softreset(struct dvb_frontend* fe)
|
||||
static int s5h1409_softreset(struct dvb_frontend *fe)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
@ -349,11 +352,11 @@ static int s5h1409_softreset(struct dvb_frontend* fe)
|
||||
}
|
||||
|
||||
#define S5H1409_VSB_IF_FREQ 5380
|
||||
#define S5H1409_QAM_IF_FREQ state->config->qam_if
|
||||
#define S5H1409_QAM_IF_FREQ (state->config->qam_if)
|
||||
|
||||
static int s5h1409_set_if_freq(struct dvb_frontend* fe, int KHz)
|
||||
static int s5h1409_set_if_freq(struct dvb_frontend *fe, int KHz)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(%d KHz)\n", __func__, KHz);
|
||||
|
||||
@ -376,26 +379,26 @@ static int s5h1409_set_if_freq(struct dvb_frontend* fe, int KHz)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s5h1409_set_spectralinversion(struct dvb_frontend* fe, int inverted)
|
||||
static int s5h1409_set_spectralinversion(struct dvb_frontend *fe, int inverted)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(%d)\n", __func__, inverted);
|
||||
|
||||
if(inverted == 1)
|
||||
if (inverted == 1)
|
||||
return s5h1409_writereg(state, 0x1b, 0x1101); /* Inverted */
|
||||
else
|
||||
return s5h1409_writereg(state, 0x1b, 0x0110); /* Normal */
|
||||
}
|
||||
|
||||
static int s5h1409_enable_modulation(struct dvb_frontend* fe,
|
||||
static int s5h1409_enable_modulation(struct dvb_frontend *fe,
|
||||
fe_modulation_t m)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(0x%08x)\n", __func__, m);
|
||||
|
||||
switch(m) {
|
||||
switch (m) {
|
||||
case VSB_8:
|
||||
dprintk("%s() VSB_8\n", __func__);
|
||||
if (state->if_freq != S5H1409_VSB_IF_FREQ)
|
||||
@ -422,9 +425,9 @@ static int s5h1409_enable_modulation(struct dvb_frontend* fe,
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s5h1409_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
|
||||
static int s5h1409_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(%d)\n", __func__, enable);
|
||||
|
||||
@ -434,9 +437,9 @@ static int s5h1409_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
|
||||
return s5h1409_writereg(state, 0xf3, 0);
|
||||
}
|
||||
|
||||
static int s5h1409_set_gpio(struct dvb_frontend* fe, int enable)
|
||||
static int s5h1409_set_gpio(struct dvb_frontend *fe, int enable)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(%d)\n", __func__, enable);
|
||||
|
||||
@ -448,18 +451,18 @@ static int s5h1409_set_gpio(struct dvb_frontend* fe, int enable)
|
||||
s5h1409_readreg(state, 0xe3) & 0xfeff);
|
||||
}
|
||||
|
||||
static int s5h1409_sleep(struct dvb_frontend* fe, int enable)
|
||||
static int s5h1409_sleep(struct dvb_frontend *fe, int enable)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(%d)\n", __func__, enable);
|
||||
|
||||
return s5h1409_writereg(state, 0xf2, enable);
|
||||
}
|
||||
|
||||
static int s5h1409_register_reset(struct dvb_frontend* fe)
|
||||
static int s5h1409_register_reset(struct dvb_frontend *fe)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
@ -483,7 +486,7 @@ static void s5h1409_set_qam_amhum_mode(struct dvb_frontend *fe)
|
||||
reg &= 0xff;
|
||||
|
||||
s5h1409_writereg(state, 0x96, 0x00c);
|
||||
if ((reg < 0x38) || (reg > 0x68) ) {
|
||||
if ((reg < 0x38) || (reg > 0x68)) {
|
||||
s5h1409_writereg(state, 0x93, 0x3332);
|
||||
s5h1409_writereg(state, 0x9e, 0x2c37);
|
||||
} else {
|
||||
@ -514,7 +517,7 @@ static void s5h1409_set_qam_interleave_mode(struct dvb_frontend *fe)
|
||||
|
||||
s5h1409_writereg(state, 0x96, 0x20);
|
||||
s5h1409_writereg(state, 0xad,
|
||||
( ((reg1 & 0xf000) >> 4) | (reg2 & 0xf0ff)) );
|
||||
(((reg1 & 0xf000) >> 4) | (reg2 & 0xf0ff)));
|
||||
s5h1409_writereg(state, 0xab,
|
||||
s5h1409_readreg(state, 0xab) & 0xeffe);
|
||||
}
|
||||
@ -529,10 +532,10 @@ static void s5h1409_set_qam_interleave_mode(struct dvb_frontend *fe)
|
||||
}
|
||||
|
||||
/* Talk to the demod, set the FEC, GUARD, QAM settings etc */
|
||||
static int s5h1409_set_frontend (struct dvb_frontend* fe,
|
||||
static int s5h1409_set_frontend(struct dvb_frontend *fe,
|
||||
struct dvb_frontend_parameters *p)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
dprintk("%s(frequency=%d)\n", __func__, p->frequency);
|
||||
|
||||
@ -546,9 +549,11 @@ static int s5h1409_set_frontend (struct dvb_frontend* fe,
|
||||
msleep(100);
|
||||
|
||||
if (fe->ops.tuner_ops.set_params) {
|
||||
if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
fe->ops.tuner_ops.set_params(fe, p);
|
||||
if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 0);
|
||||
}
|
||||
|
||||
/* Optimize the demod for QAM */
|
||||
@ -592,17 +597,17 @@ static int s5h1409_set_mpeg_timing(struct dvb_frontend *fe, int mode)
|
||||
|
||||
/* Reset the demod hardware and reset all of the configuration registers
|
||||
to a default state. */
|
||||
static int s5h1409_init (struct dvb_frontend* fe)
|
||||
static int s5h1409_init(struct dvb_frontend *fe)
|
||||
{
|
||||
int i;
|
||||
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
s5h1409_sleep(fe, 0);
|
||||
s5h1409_register_reset(fe);
|
||||
|
||||
for (i=0; i < ARRAY_SIZE(init_tab); i++)
|
||||
for (i = 0; i < ARRAY_SIZE(init_tab); i++)
|
||||
s5h1409_writereg(state, init_tab[i].reg, init_tab[i].data);
|
||||
|
||||
/* The datasheet says that after initialisation, VSB is default */
|
||||
@ -627,9 +632,9 @@ static int s5h1409_init (struct dvb_frontend* fe)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s5h1409_read_status(struct dvb_frontend* fe, fe_status_t* status)
|
||||
static int s5h1409_read_status(struct dvb_frontend *fe, fe_status_t *status)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
u16 reg;
|
||||
u32 tuner_status = 0;
|
||||
|
||||
@ -637,12 +642,12 @@ static int s5h1409_read_status(struct dvb_frontend* fe, fe_status_t* status)
|
||||
|
||||
/* Get the demodulator status */
|
||||
reg = s5h1409_readreg(state, 0xf1);
|
||||
if(reg & 0x1000)
|
||||
if (reg & 0x1000)
|
||||
*status |= FE_HAS_VITERBI;
|
||||
if(reg & 0x8000)
|
||||
if (reg & 0x8000)
|
||||
*status |= FE_HAS_LOCK | FE_HAS_SYNC;
|
||||
|
||||
switch(state->config->status_mode) {
|
||||
switch (state->config->status_mode) {
|
||||
case S5H1409_DEMODLOCKING:
|
||||
if (*status & FE_HAS_VITERBI)
|
||||
*status |= FE_HAS_CARRIER | FE_HAS_SIGNAL;
|
||||
@ -668,12 +673,12 @@ static int s5h1409_read_status(struct dvb_frontend* fe, fe_status_t* status)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s5h1409_qam256_lookup_snr(struct dvb_frontend* fe, u16* snr, u16 v)
|
||||
static int s5h1409_qam256_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v)
|
||||
{
|
||||
int i, ret = -EINVAL;
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
for (i=0; i < ARRAY_SIZE(qam256_snr_tab); i++) {
|
||||
for (i = 0; i < ARRAY_SIZE(qam256_snr_tab); i++) {
|
||||
if (v < qam256_snr_tab[i].val) {
|
||||
*snr = qam256_snr_tab[i].data;
|
||||
ret = 0;
|
||||
@ -683,12 +688,12 @@ static int s5h1409_qam256_lookup_snr(struct dvb_frontend* fe, u16* snr, u16 v)
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int s5h1409_qam64_lookup_snr(struct dvb_frontend* fe, u16* snr, u16 v)
|
||||
static int s5h1409_qam64_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v)
|
||||
{
|
||||
int i, ret = -EINVAL;
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
for (i=0; i < ARRAY_SIZE(qam64_snr_tab); i++) {
|
||||
for (i = 0; i < ARRAY_SIZE(qam64_snr_tab); i++) {
|
||||
if (v < qam64_snr_tab[i].val) {
|
||||
*snr = qam64_snr_tab[i].data;
|
||||
ret = 0;
|
||||
@ -698,12 +703,12 @@ static int s5h1409_qam64_lookup_snr(struct dvb_frontend* fe, u16* snr, u16 v)
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int s5h1409_vsb_lookup_snr(struct dvb_frontend* fe, u16* snr, u16 v)
|
||||
static int s5h1409_vsb_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v)
|
||||
{
|
||||
int i, ret = -EINVAL;
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
for (i=0; i < ARRAY_SIZE(vsb_snr_tab); i++) {
|
||||
for (i = 0; i < ARRAY_SIZE(vsb_snr_tab); i++) {
|
||||
if (v > vsb_snr_tab[i].val) {
|
||||
*snr = vsb_snr_tab[i].data;
|
||||
ret = 0;
|
||||
@ -714,13 +719,13 @@ static int s5h1409_vsb_lookup_snr(struct dvb_frontend* fe, u16* snr, u16 v)
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int s5h1409_read_snr(struct dvb_frontend* fe, u16* snr)
|
||||
static int s5h1409_read_snr(struct dvb_frontend *fe, u16 *snr)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
u16 reg;
|
||||
dprintk("%s()\n", __func__);
|
||||
|
||||
switch(state->current_modulation) {
|
||||
switch (state->current_modulation) {
|
||||
case QAM_64:
|
||||
reg = s5h1409_readreg(state, 0xf0) & 0xff;
|
||||
return s5h1409_qam64_lookup_snr(fe, snr, reg);
|
||||
@ -737,30 +742,30 @@ static int s5h1409_read_snr(struct dvb_frontend* fe, u16* snr)
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
static int s5h1409_read_signal_strength(struct dvb_frontend* fe,
|
||||
u16* signal_strength)
|
||||
static int s5h1409_read_signal_strength(struct dvb_frontend *fe,
|
||||
u16 *signal_strength)
|
||||
{
|
||||
return s5h1409_read_snr(fe, signal_strength);
|
||||
}
|
||||
|
||||
static int s5h1409_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
|
||||
static int s5h1409_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
*ucblocks = s5h1409_readreg(state, 0xb5);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s5h1409_read_ber(struct dvb_frontend* fe, u32* ber)
|
||||
static int s5h1409_read_ber(struct dvb_frontend *fe, u32 *ber)
|
||||
{
|
||||
return s5h1409_read_ucblocks(fe, ber);
|
||||
}
|
||||
|
||||
static int s5h1409_get_frontend(struct dvb_frontend* fe,
|
||||
static int s5h1409_get_frontend(struct dvb_frontend *fe,
|
||||
struct dvb_frontend_parameters *p)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
|
||||
p->frequency = state->current_frequency;
|
||||
p->u.vsb.modulation = state->current_modulation;
|
||||
@ -768,25 +773,25 @@ static int s5h1409_get_frontend(struct dvb_frontend* fe,
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int s5h1409_get_tune_settings(struct dvb_frontend* fe,
|
||||
static int s5h1409_get_tune_settings(struct dvb_frontend *fe,
|
||||
struct dvb_frontend_tune_settings *tune)
|
||||
{
|
||||
tune->min_delay_ms = 1000;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void s5h1409_release(struct dvb_frontend* fe)
|
||||
static void s5h1409_release(struct dvb_frontend *fe)
|
||||
{
|
||||
struct s5h1409_state* state = fe->demodulator_priv;
|
||||
struct s5h1409_state *state = fe->demodulator_priv;
|
||||
kfree(state);
|
||||
}
|
||||
|
||||
static struct dvb_frontend_ops s5h1409_ops;
|
||||
|
||||
struct dvb_frontend* s5h1409_attach(const struct s5h1409_config* config,
|
||||
struct i2c_adapter* i2c)
|
||||
struct dvb_frontend *s5h1409_attach(const struct s5h1409_config *config,
|
||||
struct i2c_adapter *i2c)
|
||||
{
|
||||
struct s5h1409_state* state = NULL;
|
||||
struct s5h1409_state *state = NULL;
|
||||
u16 reg;
|
||||
|
||||
/* allocate memory for the internal state */
|
||||
@ -825,6 +830,7 @@ error:
|
||||
kfree(state);
|
||||
return NULL;
|
||||
}
|
||||
EXPORT_SYMBOL(s5h1409_attach);
|
||||
|
||||
static struct dvb_frontend_ops s5h1409_ops = {
|
||||
|
||||
@ -850,14 +856,10 @@ static struct dvb_frontend_ops s5h1409_ops = {
|
||||
.release = s5h1409_release,
|
||||
};
|
||||
|
||||
module_param(debug, int, 0644);
|
||||
MODULE_PARM_DESC(debug, "Enable verbose debug messages");
|
||||
|
||||
MODULE_DESCRIPTION("Samsung S5H1409 QAM-B/ATSC Demodulator driver");
|
||||
MODULE_AUTHOR("Steven Toth");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
EXPORT_SYMBOL(s5h1409_attach);
|
||||
|
||||
/*
|
||||
* Local variables:
|
||||
|
||||
@ -24,8 +24,7 @@
|
||||
|
||||
#include <linux/dvb/frontend.h>
|
||||
|
||||
struct s5h1409_config
|
||||
{
|
||||
struct s5h1409_config {
|
||||
/* the demodulator's i2c address */
|
||||
u8 demod_address;
|
||||
|
||||
@ -60,12 +59,14 @@ struct s5h1409_config
|
||||
u16 mpeg_timing;
|
||||
};
|
||||
|
||||
#if defined(CONFIG_DVB_S5H1409) || (defined(CONFIG_DVB_S5H1409_MODULE) && defined(MODULE))
|
||||
extern struct dvb_frontend* s5h1409_attach(const struct s5h1409_config* config,
|
||||
struct i2c_adapter* i2c);
|
||||
#if defined(CONFIG_DVB_S5H1409) || (defined(CONFIG_DVB_S5H1409_MODULE) \
|
||||
&& defined(MODULE))
|
||||
extern struct dvb_frontend *s5h1409_attach(const struct s5h1409_config *config,
|
||||
struct i2c_adapter *i2c);
|
||||
#else
|
||||
static inline struct dvb_frontend* s5h1409_attach(const struct s5h1409_config* config,
|
||||
struct i2c_adapter* i2c)
|
||||
static inline struct dvb_frontend *s5h1409_attach(
|
||||
const struct s5h1409_config *config,
|
||||
struct i2c_adapter *i2c)
|
||||
{
|
||||
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
||||
return NULL;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user