static int debug;
module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug,"Turn on/off lgdt330x frontend debugging (default:off).");
-#define dprintk(args...) \
-do { \
-if (debug) printk(KERN_DEBUG "lgdt330x: " args); \
+MODULE_PARM_DESC(debug, "Turn on/off lgdt330x frontend debugging (default:off).");
+#define dprintk(args...) do { \
+ if (debug) \
+ printk(KERN_DEBUG "lgdt330x: " args); \
} while (0)
-struct lgdt330x_state
-{
- struct i2c_adapter* i2c;
+struct lgdt330x_state {
+ struct i2c_adapter *i2c;
/* Configuration settings */
- const struct lgdt330x_config* config;
+ const struct lgdt330x_config *config;
struct dvb_frontend frontend;
u32 current_frequency;
};
-static int i2c_write_demod_bytes (struct lgdt330x_state* state,
- u8 *buf, /* data bytes to send */
- int len /* number of bytes to send */ )
+static int i2c_write_demod_bytes(struct lgdt330x_state *state,
+ u8 *buf, /* data bytes to send */
+ int len /* number of bytes to send */)
{
- struct i2c_msg msg =
- { .addr = state->config->demod_address,
- .flags = 0,
- .buf = buf,
- .len = 2 };
+ struct i2c_msg msg = {
+ .addr = state->config->demod_address,
+ .flags = 0,
+ .buf = buf,
+ .len = 2
+ };
int i;
int err;
- for (i=0; i<len-1; i+=2){
- if ((err = i2c_transfer(state->i2c, &msg, 1)) != 1) {
- printk(KERN_WARNING "lgdt330x: %s error (addr %02x <- %02x, err = %i)\n", __func__, msg.buf[0], msg.buf[1], err);
+ for (i = 0; i < len - 1; i += 2) {
+ err = i2c_transfer(state->i2c, &msg, 1);
+ if (err != 1) {
+ printk(KERN_WARNING "lgdt330x: %s error (addr %02x <- %02x, err = %i)\n",
+ __func__, msg.buf[0], msg.buf[1], err);
if (err < 0)
return err;
else
* This routine writes the register (reg) to the demod bus
* then reads the data returned for (len) bytes.
*/
-
static int i2c_read_demod_bytes(struct lgdt330x_state *state,
enum I2C_REG reg, u8 *buf, int len)
{
- u8 wr [] = { reg };
- struct i2c_msg msg [] = {
- { .addr = state->config->demod_address,
- .flags = 0, .buf = wr, .len = 1 },
- { .addr = state->config->demod_address,
- .flags = I2C_M_RD, .buf = buf, .len = len },
+ u8 wr[] = { reg };
+ struct i2c_msg msg[] = {
+ {
+ .addr = state->config->demod_address,
+ .flags = 0,
+ .buf = wr,
+ .len = 1
+ }, {
+ .addr = state->config->demod_address,
+ .flags = I2C_M_RD,
+ .buf = buf,
+ .len = len
+ },
};
int ret;
+
ret = i2c_transfer(state->i2c, msg, 2);
if (ret != 2) {
- printk(KERN_WARNING "lgdt330x: %s: addr 0x%02x select 0x%02x error (ret == %i)\n", __func__, state->config->demod_address, reg, ret);
+ printk(KERN_WARNING "lgdt330x: %s: addr 0x%02x select 0x%02x error (ret == %i)\n",
+ __func__, state->config->demod_address, reg, ret);
if (ret >= 0)
ret = -EIO;
} else {
}
/* Software reset */
-static int lgdt3302_SwReset(struct lgdt330x_state* state)
+static int lgdt3302_sw_reset(struct lgdt330x_state *state)
{
u8 ret;
u8 reset[] = {
IRQ_MASK,
- 0x00 /* bit 6 is active low software reset
- * bits 5-0 are 1 to mask interrupts */
+ /*
+ * bit 6 is active low software reset
+ * bits 5-0 are 1 to mask interrupts
+ */
+ 0x00
};
ret = i2c_write_demod_bytes(state,
reset, sizeof(reset));
if (ret == 0) {
-
/* force reset high (inactive) and unmask interrupts */
reset[1] = 0x7f;
ret = i2c_write_demod_bytes(state,
return ret;
}
-static int lgdt3303_SwReset(struct lgdt330x_state* state)
+static int lgdt3303_sw_reset(struct lgdt330x_state *state)
{
u8 ret;
u8 reset[] = {
ret = i2c_write_demod_bytes(state,
reset, sizeof(reset));
if (ret == 0) {
-
/* force reset high (inactive) */
reset[1] = 0x01;
ret = i2c_write_demod_bytes(state,
return ret;
}
-static int lgdt330x_SwReset(struct lgdt330x_state* state)
+static int lgdt330x_sw_reset(struct lgdt330x_state *state)
{
switch (state->config->demod_chip) {
case LGDT3302:
- return lgdt3302_SwReset(state);
+ return lgdt3302_sw_reset(state);
case LGDT3303:
- return lgdt3303_SwReset(state);
+ return lgdt3303_sw_reset(state);
default:
return -ENODEV;
}
}
-static int lgdt330x_init(struct dvb_frontend* fe)
+static int lgdt330x_init(struct dvb_frontend *fe)
{
- /* Hardware reset is done using gpio[0] of cx23880x chip.
+ /*
+ * Hardware reset is done using gpio[0] of cx23880x chip.
* I'd like to do it here, but don't know how to find chip address.
* cx88-cards.c arranges for the reset bit to be inactive (high).
* Maybe there needs to be a callable function in cx88-core or
- * the caller of this function needs to do it. */
+ * the caller of this function needs to do it.
+ */
/*
* Array of byte pairs <address, value>
* to initialize each different chip
*/
static u8 lgdt3302_init_data[] = {
- /* Use 50MHz parameter values from spec sheet since xtal is 50 */
- /* Change the value of NCOCTFV[25:0] of carrier
- recovery center frequency register */
+ /* Use 50MHz param values from spec sheet since xtal is 50 */
+ /*
+ * Change the value of NCOCTFV[25:0] of carrier
+ * recovery center frequency register
+ */
VSB_CARRIER_FREQ0, 0x00,
VSB_CARRIER_FREQ1, 0x87,
VSB_CARRIER_FREQ2, 0x8e,
VSB_CARRIER_FREQ3, 0x01,
- /* Change the TPCLK pin polarity
- data is valid on falling clock */
+ /*
+ * Change the TPCLK pin polarity
+ * data is valid on falling clock
+ */
DEMUX_CONTROL, 0xfb,
- /* Change the value of IFBW[11:0] of
- AGC IF/RF loop filter bandwidth register */
+ /*
+ * Change the value of IFBW[11:0] of
+ * AGC IF/RF loop filter bandwidth register
+ */
AGC_RF_BANDWIDTH0, 0x40,
AGC_RF_BANDWIDTH1, 0x93,
AGC_RF_BANDWIDTH2, 0x00,
- /* Change the value of bit 6, 'nINAGCBY' and
- 'NSSEL[1:0] of ACG function control register 2 */
+ /*
+ * Change the value of bit 6, 'nINAGCBY' and
+ * 'NSSEL[1:0] of ACG function control register 2
+ */
AGC_FUNC_CTRL2, 0xc6,
- /* Change the value of bit 6 'RFFIX'
- of AGC function control register 3 */
+ /*
+ * Change the value of bit 6 'RFFIX'
+ * of AGC function control register 3
+ */
AGC_FUNC_CTRL3, 0x40,
- /* Set the value of 'INLVTHD' register 0x2a/0x2c
- to 0x7fe */
+ /*
+ * Set the value of 'INLVTHD' register 0x2a/0x2c
+ * to 0x7fe
+ */
AGC_DELAY0, 0x07,
AGC_DELAY2, 0xfe,
- /* Change the value of IAGCBW[15:8]
- of inner AGC loop filter bandwidth */
+ /*
+ * Change the value of IAGCBW[15:8]
+ * of inner AGC loop filter bandwidth
+ */
AGC_LOOP_BANDWIDTH0, 0x08,
AGC_LOOP_BANDWIDTH1, 0x9a
};
0x87, 0xda
};
- struct lgdt330x_state* state = fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
char *chip_name;
int err;
switch (state->config->clock_polarity_flip) {
case 2:
err = i2c_write_demod_bytes(state,
- flip_2_lgdt3303_init_data,
- sizeof(flip_2_lgdt3303_init_data));
+ flip_2_lgdt3303_init_data,
+ sizeof(flip_2_lgdt3303_init_data));
break;
case 1:
err = i2c_write_demod_bytes(state,
- flip_1_lgdt3303_init_data,
- sizeof(flip_1_lgdt3303_init_data));
+ flip_1_lgdt3303_init_data,
+ sizeof(flip_1_lgdt3303_init_data));
break;
case 0:
default:
break;
default:
chip_name = "undefined";
- printk (KERN_WARNING "Only LGDT3302 and LGDT3303 are supported chips.\n");
+ printk(KERN_WARNING "Only LGDT3302 and LGDT3303 are supported chips.\n");
err = -ENODEV;
}
dprintk("%s entered as %s\n", __func__, chip_name);
if (err < 0)
return err;
- return lgdt330x_SwReset(state);
+ return lgdt330x_sw_reset(state);
}
-static int lgdt330x_read_ber(struct dvb_frontend* fe, u32* ber)
+static int lgdt330x_read_ber(struct dvb_frontend *fe, u32 *ber)
{
*ber = 0; /* Not supplied by the demod chips */
return 0;
}
-static int lgdt330x_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
+static int lgdt330x_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
{
- struct lgdt330x_state* state = fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
int err;
u8 buf[2];
buf, sizeof(buf));
break;
default:
- printk(KERN_WARNING
- "Only LGDT3302 and LGDT3303 are supported chips.\n");
+ printk(KERN_WARNING "Only LGDT3302 and LGDT3303 are supported chips.\n");
err = -ENODEV;
}
if (err < 0)
0x0e, 0x87,
0x0f, 0x8e,
0x10, 0x01,
- 0x47, 0x8b };
+ 0x47, 0x8b
+ };
/*
* Array of byte pairs <address, value>
0x48, 0x66,
0x4d, 0x1a,
0x49, 0x08,
- 0x4a, 0x9b };
+ 0x4a, 0x9b
+ };
- struct lgdt330x_state* state = fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
static u8 top_ctrl_cfg[] = { TOP_CONTROL, 0x03 };
state->config->pll_rf_set(fe, 1);
if (state->config->demod_chip == LGDT3303) {
- err = i2c_write_demod_bytes(state, lgdt3303_8vsb_44_data,
+ err = i2c_write_demod_bytes(state,
+ lgdt3303_8vsb_44_data,
sizeof(lgdt3303_8vsb_44_data));
}
break;
state->config->pll_rf_set(fe, 0);
if (state->config->demod_chip == LGDT3303) {
- err = i2c_write_demod_bytes(state, lgdt3303_qam_data,
- sizeof(lgdt3303_qam_data));
+ err = i2c_write_demod_bytes(state,
+ lgdt3303_qam_data,
+ sizeof(lgdt3303_qam_data));
}
break;
state->config->pll_rf_set(fe, 0);
if (state->config->demod_chip == LGDT3303) {
- err = i2c_write_demod_bytes(state, lgdt3303_qam_data,
- sizeof(lgdt3303_qam_data));
+ err = i2c_write_demod_bytes(state,
+ lgdt3303_qam_data,
+ sizeof(lgdt3303_qam_data));
}
break;
default:
- printk(KERN_WARNING "lgdt330x: %s: Modulation type(%d) UNSUPPORTED\n", __func__, p->modulation);
+ printk(KERN_WARNING "lgdt330x: %s: Modulation type(%d) UNSUPPORTED\n",
+ __func__, p->modulation);
return -1;
}
if (err < 0)
__func__, p->modulation);
/*
- * select serial or parallel MPEG harware interface
+ * select serial or parallel MPEG hardware interface
* Serial: 0x04 for LGDT3302 or 0x40 for LGDT3303
* Parallel: 0x00
*/
/* Tune to the specified frequency */
if (fe->ops.tuner_ops.set_params) {
fe->ops.tuner_ops.set_params(fe);
- 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);
}
/* Keep track of the new frequency */
- /* FIXME this is the wrong way to do this... */
- /* The tuner is shared with the video4linux analog API */
+ /*
+ * FIXME this is the wrong way to do this...
+ * The tuner is shared with the video4linux analog API
+ */
state->current_frequency = p->frequency;
- lgdt330x_SwReset(state);
+ lgdt330x_sw_reset(state);
return 0;
}
static int lgdt3302_read_status(struct dvb_frontend *fe,
enum fe_status *status)
{
- struct lgdt330x_state* state = fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
u8 buf[3];
*status = 0; /* Reset status result */
/* AGC status register */
i2c_read_demod_bytes(state, AGC_STATUS, buf, 1);
dprintk("%s: AGC_STATUS = 0x%02x\n", __func__, buf[0]);
- if ((buf[0] & 0x0c) == 0x8){
- /* Test signal does not exist flag */
- /* as well as the AGC lock flag. */
+ if ((buf[0] & 0x0c) == 0x8) {
+ /*
+ * Test signal does not exist flag
+ * as well as the AGC lock flag.
+ */
*status |= FE_HAS_SIGNAL;
}
* to see that status bit in the IRQ_STATUS register.
* This is done in SwReset();
*/
+
/* signal status */
i2c_read_demod_bytes(state, TOP_CONTROL, buf, sizeof(buf));
- dprintk("%s: TOP_CONTROL = 0x%02x, IRO_MASK = 0x%02x, IRQ_STATUS = 0x%02x\n", __func__, buf[0], buf[1], buf[2]);
-
+ dprintk("%s: TOP_CONTROL = 0x%02x, IRO_MASK = 0x%02x, IRQ_STATUS = 0x%02x\n",
+ __func__, buf[0], buf[1], buf[2]);
/* sync status */
- if ((buf[2] & 0x03) == 0x01) {
+ if ((buf[2] & 0x03) == 0x01)
*status |= FE_HAS_SYNC;
- }
/* FEC error status */
if ((buf[2] & 0x0c) == 0x08) {
*status |= FE_HAS_CARRIER;
break;
default:
- printk(KERN_WARNING "lgdt330x: %s: Modulation set to unsupported value\n", __func__);
+ printk(KERN_WARNING "lgdt330x: %s: Modulation set to unsupported value\n",
+ __func__);
}
return 0;
static int lgdt3303_read_status(struct dvb_frontend *fe,
enum fe_status *status)
{
- struct lgdt330x_state* state = fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
int err;
u8 buf[3];
return err;
dprintk("%s: AGC_STATUS = 0x%02x\n", __func__, buf[0]);
- if ((buf[0] & 0x21) == 0x01){
- /* Test input signal does not exist flag */
- /* as well as the AGC lock flag. */
+ if ((buf[0] & 0x21) == 0x01) {
+ /*
+ * Test input signal does not exist flag
+ * as well as the AGC lock flag.
+ */
*status |= FE_HAS_SIGNAL;
}
}
break;
default:
- printk(KERN_WARNING "lgdt330x: %s: Modulation set to unsupported value\n", __func__);
+ printk(KERN_WARNING "lgdt330x: %s: Modulation set to unsupported value\n",
+ __func__);
}
return 0;
}
-/* Calculate SNR estimation (scaled by 2^24)
-
- 8-VSB SNR equations from LGDT3302 and LGDT3303 datasheets, QAM
- equations from LGDT3303 datasheet. VSB is the same between the '02
- and '03, so maybe QAM is too? Perhaps someone with a newer datasheet
- that has QAM information could verify?
-
- For 8-VSB: (two ways, take your pick)
- LGDT3302:
- SNR_EQ = 10 * log10(25 * 24^2 / EQ_MSE)
- LGDT3303:
- SNR_EQ = 10 * log10(25 * 32^2 / EQ_MSE)
- LGDT3302 & LGDT3303:
- SNR_PT = 10 * log10(25 * 32^2 / PT_MSE) (we use this one)
- For 64-QAM:
- SNR = 10 * log10( 688128 / MSEQAM)
- For 256-QAM:
- SNR = 10 * log10( 696320 / MSEQAM)
-
- We re-write the snr equation as:
- SNR * 2^24 = 10*(c - intlog10(MSE))
- Where for 256-QAM, c = log10(696320) * 2^24, and so on. */
-
+/*
+ * Calculate SNR estimation (scaled by 2^24)
+ *
+ * 8-VSB SNR equations from LGDT3302 and LGDT3303 datasheets, QAM
+ * equations from LGDT3303 datasheet. VSB is the same between the '02
+ * and '03, so maybe QAM is too? Perhaps someone with a newer datasheet
+ * that has QAM information could verify?
+ *
+ * For 8-VSB: (two ways, take your pick)
+ * LGDT3302:
+ * SNR_EQ = 10 * log10(25 * 24^2 / EQ_MSE)
+ * LGDT3303:
+ * SNR_EQ = 10 * log10(25 * 32^2 / EQ_MSE)
+ * LGDT3302 & LGDT3303:
+ * SNR_PT = 10 * log10(25 * 32^2 / PT_MSE) (we use this one)
+ * For 64-QAM:
+ * SNR = 10 * log10( 688128 / MSEQAM)
+ * For 256-QAM:
+ * SNR = 10 * log10( 696320 / MSEQAM)
+ *
+ * We re-write the snr equation as:
+ * SNR * 2^24 = 10*(c - intlog10(MSE))
+ * Where for 256-QAM, c = log10(696320) * 2^24, and so on.
+ */
static u32 calculate_snr(u32 mse, u32 c)
{
if (mse == 0) /* No signal */
mse = intlog10(mse);
if (mse > c) {
- /* Negative SNR, which is possible, but realisticly the
- demod will lose lock before the signal gets this bad. The
- API only allows for unsigned values, so just return 0 */
+ /*
+ * Negative SNR, which is possible, but realisticly the
+ * demod will lose lock before the signal gets this bad.
+ * The API only allows for unsigned values, so just return 0
+ */
return 0;
}
- return 10*(c - mse);
+ return 10 * (c - mse);
}
-static int lgdt3302_read_snr(struct dvb_frontend* fe, u16* snr)
+static int lgdt3302_read_snr(struct dvb_frontend *fe, u16 *snr)
{
- struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
u8 buf[5]; /* read data buffer */
u32 noise; /* noise value */
u32 c; /* per-modulation SNR calculation constant */
- switch(state->current_modulation) {
+ switch (state->current_modulation) {
case VSB_8:
i2c_read_demod_bytes(state, LGDT3302_EQPH_ERR0, buf, 5);
#ifdef USE_EQMSE
#else
/* Use Phase Tracker Mean-Square Error Register */
/* SNR for ranges from -13.11 to +44.08 */
- noise = ((buf[0] & 7<<3) << 13) | (buf[3] << 8) | buf[4];
+ noise = ((buf[0] & 7 << 3) << 13) | (buf[3] << 8) | buf[4];
c = 73957994; /* log10(25*32^2)*2^24 */
#endif
break;
*snr = (state->snr) >> 16; /* Convert from 8.24 fixed-point to 8.8 */
dprintk("%s: noise = 0x%08x, snr = %d.%02d dB\n", __func__, noise,
- state->snr >> 24, (((state->snr>>8) & 0xffff) * 100) >> 16);
+ state->snr >> 24, (((state->snr >> 8) & 0xffff) * 100) >> 16);
return 0;
}
-static int lgdt3303_read_snr(struct dvb_frontend* fe, u16* snr)
+static int lgdt3303_read_snr(struct dvb_frontend *fe, u16 *snr)
{
- struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
u8 buf[5]; /* read data buffer */
u32 noise; /* noise value */
u32 c; /* per-modulation SNR calculation constant */
- switch(state->current_modulation) {
+ switch (state->current_modulation) {
case VSB_8:
i2c_read_demod_bytes(state, LGDT3303_EQPH_ERR0, buf, 5);
#ifdef USE_EQMSE
return 0;
}
-static int lgdt330x_read_signal_strength(struct dvb_frontend* fe, u16* strength)
+static int lgdt330x_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
/* Calculate Strength from SNR up to 35dB */
- /* Even though the SNR can go higher than 35dB, there is some comfort */
- /* factor in having a range of strong signals that can show at 100% */
- struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv;
+ /*
+ * Even though the SNR can go higher than 35dB, there is some comfort
+ * factor in having a range of strong signals that can show at 100%
+ */
+ struct lgdt330x_state *state = fe->demodulator_priv;
u16 snr;
int ret;
return 0;
}
-static int lgdt330x_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fe_tune_settings)
+static int
+lgdt330x_get_tune_settings(struct dvb_frontend *fe,
+ struct dvb_frontend_tune_settings *fe_tune_settings)
{
/* I have no idea about this - it may not be needed */
fe_tune_settings->min_delay_ms = 500;
return 0;
}
-static void lgdt330x_release(struct dvb_frontend* fe)
+static void lgdt330x_release(struct dvb_frontend *fe)
{
- struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv;
+ struct lgdt330x_state *state = fe->demodulator_priv;
+
kfree(state);
}
static const struct dvb_frontend_ops lgdt3302_ops;
static const struct dvb_frontend_ops lgdt3303_ops;
-struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
- struct i2c_adapter* i2c)
+struct dvb_frontend *lgdt330x_attach(const struct lgdt330x_config *config,
+ struct i2c_adapter *i2c)
{
- struct lgdt330x_state* state = NULL;
+ struct lgdt330x_state *state = NULL;
u8 buf[1];
/* Allocate memory for the internal state */
- state = kzalloc(sizeof(struct lgdt330x_state), GFP_KERNEL);
- if (state == NULL)
+ state = kzalloc(sizeof(*state), GFP_KERNEL);
+ if (!state)
goto error;
/* Setup the state */
/* Create dvb_frontend */
switch (config->demod_chip) {
case LGDT3302:
- memcpy(&state->frontend.ops, &lgdt3302_ops, sizeof(struct dvb_frontend_ops));
+ memcpy(&state->frontend.ops, &lgdt3302_ops,
+ sizeof(struct dvb_frontend_ops));
break;
case LGDT3303:
- memcpy(&state->frontend.ops, &lgdt3303_ops, sizeof(struct dvb_frontend_ops));
+ memcpy(&state->frontend.ops, &lgdt3303_ops,
+ sizeof(struct dvb_frontend_ops));
break;
default:
goto error;
error:
kfree(state);
- dprintk("%s: ERROR\n",__func__);
+ dprintk("%s: ERROR\n", __func__);
return NULL;
}
+EXPORT_SYMBOL(lgdt330x_attach);
static const struct dvb_frontend_ops lgdt3302_ops = {
.delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B },
.info = {
- .name= "LG Electronics LGDT3302 VSB/QAM Frontend",
- .frequency_min= 54000000,
- .frequency_max= 858000000,
- .frequency_stepsize= 62500,
+ .name = "LG Electronics LGDT3302 VSB/QAM Frontend",
+ .frequency_min = 54000000,
+ .frequency_max = 858000000,
+ .frequency_stepsize = 62500,
.symbol_rate_min = 5056941, /* QAM 64 */
.symbol_rate_max = 10762000, /* VSB 8 */
.caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
static const struct dvb_frontend_ops lgdt3303_ops = {
.delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B },
.info = {
- .name= "LG Electronics LGDT3303 VSB/QAM Frontend",
- .frequency_min= 54000000,
- .frequency_max= 858000000,
- .frequency_stepsize= 62500,
+ .name = "LG Electronics LGDT3303 VSB/QAM Frontend",
+ .frequency_min = 54000000,
+ .frequency_max = 858000000,
+ .frequency_stepsize = 62500,
.symbol_rate_min = 5056941, /* QAM 64 */
.symbol_rate_max = 10762000, /* VSB 8 */
.caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
MODULE_DESCRIPTION("LGDT330X (ATSC 8VSB & ITU-T J.83 AnnexB 64/256 QAM) Demodulator Driver");
MODULE_AUTHOR("Wilson Michaels");
MODULE_LICENSE("GPL");
-
-EXPORT_SYMBOL(lgdt330x_attach);
projects / users / hch / dma-mapping.git / commitdiff