diff options
Diffstat (limited to 'drivers/media/dvb/frontends/dib0090.c')
| -rw-r--r-- | drivers/media/dvb/frontends/dib0090.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/drivers/media/dvb/frontends/dib0090.c b/drivers/media/dvb/frontends/dib0090.c index e37d32dbd5c..614552709a6 100644 --- a/drivers/media/dvb/frontends/dib0090.c +++ b/drivers/media/dvb/frontends/dib0090.c @@ -149,8 +149,8 @@ static u16 dib0090_read_reg(struct dib0090_state *state, u8 reg) { u8 b[2]; struct i2c_msg msg[2] = { - {.addr = state->config->i2c_address,.flags = 0,.buf = ®,.len = 1}, - {.addr = state->config->i2c_address,.flags = I2C_M_RD,.buf = b,.len = 2}, + {.addr = state->config->i2c_address, .flags = 0, .buf = ®, .len = 1}, + {.addr = state->config->i2c_address, .flags = I2C_M_RD, .buf = b, .len = 2}, }; if (i2c_transfer(state->i2c, msg, 2) != 2) { printk(KERN_WARNING "DiB0090 I2C read failed\n"); @@ -162,7 +162,7 @@ static u16 dib0090_read_reg(struct dib0090_state *state, u8 reg) static int dib0090_write_reg(struct dib0090_state *state, u32 reg, u16 val) { u8 b[3] = { reg & 0xff, val >> 8, val & 0xff }; - struct i2c_msg msg = {.addr = state->config->i2c_address,.flags = 0,.buf = b,.len = 3 }; + struct i2c_msg msg = {.addr = state->config->i2c_address, .flags = 0, .buf = b, .len = 3 }; if (i2c_transfer(state->i2c, &msg, 1) != 1) { printk(KERN_WARNING "DiB0090 I2C write failed\n"); return -EREMOTEIO; @@ -287,12 +287,12 @@ extern void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast) { struct dib0090_state *state = fe->tuner_priv; if (fast) - dib0090_write_reg(state, 0x04, 0); //1kHz + dib0090_write_reg(state, 0x04, 0); else - dib0090_write_reg(state, 0x04, 1); //almost frozen + dib0090_write_reg(state, 0x04, 1); } - EXPORT_SYMBOL(dib0090_dcc_freq); + static const u16 rf_ramp_pwm_cband[] = { 0, /* max RF gain in 10th of dB */ 0, /* ramp_slope = 1dB of gain -> clock_ticks_per_db = clk_khz / ramp_slope -> 0x2b */ @@ -616,11 +616,11 @@ void dib0090_pwm_gain_reset(struct dvb_frontend *fe) else dib0090_write_reg(state, 0x32, (0 << 11)); - dib0090_write_reg(state, 0x39, (1 << 10)); // 0 gain by default + dib0090_write_reg(state, 0x39, (1 << 10)); } } - EXPORT_SYMBOL(dib0090_pwm_gain_reset); + int dib0090_gain_control(struct dvb_frontend *fe) { struct dib0090_state *state = fe->tuner_priv; @@ -760,7 +760,7 @@ int dib0090_gain_control(struct dvb_frontend *fe) #ifdef DEBUG_AGC dprintk ("FE: %d, tune state %d, ADC = %3ddB (ADC err %3d) WBD %3ddB (WBD err %3d, WBD val SADC: %4d), RFGainLimit (TOP): %3d, signal: %3ddBm", - (u32) fe->id, (u32) * tune_state, (u32) adc, (u32) adc_error, (u32) wbd, (u32) wbd_error, (u32) wbd_val, + (u32) fe->id, (u32) *tune_state, (u32) adc, (u32) adc_error, (u32) wbd, (u32) wbd_error, (u32) wbd_val, (u32) state->rf_gain_limit >> WBD_ALPHA, (s32) 200 + adc - (state->current_gain >> GAIN_ALPHA)); #endif } @@ -770,8 +770,8 @@ int dib0090_gain_control(struct dvb_frontend *fe) dib0090_gain_apply(state, adc_error, wbd_error, apply_gain_immediatly); return ret; } - EXPORT_SYMBOL(dib0090_gain_control); + void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt) { struct dib0090_state *state = fe->tuner_priv; @@ -784,15 +784,15 @@ void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * if (rflt) *rflt = (state->rf_lt_def >> 10) & 0x7; } - EXPORT_SYMBOL(dib0090_get_current_gain); + u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner) { struct dib0090_state *st = tuner->tuner_priv; return st->wbd_offset; } - EXPORT_SYMBOL(dib0090_get_wbd_offset); + static const u16 dib0090_defaults[] = { 25, 0x01, @@ -891,7 +891,7 @@ static int dib0090_reset(struct dvb_frontend *fe) return 0; } -#define steps(u) (((u)>15)?((u)-16):(u)) +#define steps(u) (((u) > 15) ? ((u)-16) : (u)) #define INTERN_WAIT 10 static int dib0090_get_offset(struct dib0090_state *state, enum frontend_tune_state *tune_state) { @@ -1439,7 +1439,6 @@ enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe) return state->tune_state; } - EXPORT_SYMBOL(dib0090_get_tune_state); int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state) @@ -1449,7 +1448,6 @@ int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tun state->tune_state = tune_state; return 0; } - EXPORT_SYMBOL(dib0090_set_tune_state); static int dib0090_get_frequency(struct dvb_frontend *fe, u32 * frequency) @@ -1516,7 +1514,6 @@ struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapte fe->tuner_priv = NULL; return NULL; } - EXPORT_SYMBOL(dib0090_register); MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>"); |