Searched refs:snr (Results 1 - 25 of 41) sorted by relevance

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/netgear-WNDR4500-V1.0.1.40_1.0.68/src/linux/linux-2.6/drivers/media/dvb/dvb-usb/
H A Dgp8psk-fe.c23 u16 snr; member in struct:gp8psk_fe_state
60 static int gp8psk_fe_read_snr(struct dvb_frontend* fe, u16 *snr) argument
67 *snr = (int)(buf[1]) << 8 | buf[0];
68 /* snr is reported in dBu*256 */
69 /* snr / 38.4 ~= 100% strength */
70 /* snr * 17 returns 100% strength as 65535 */
71 if (*snr <= 3855)
72 *snr = (*snr<<4) + *snr; // sn
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H A Dvp702x-fe.c36 u8 snr; member in struct:vp702x_fe_state
49 vp702x_usb_in_op(st->d,READ_TUNER_REG_REQ,0x11,0,&st->snr,1);
111 static int vp702x_fe_read_snr(struct dvb_frontend* fe, u16 *snr) argument
117 _snr = (st->snr & 0x1f) * 0xff / 0x1f;
118 *snr = (_snr << 8) | _snr;
H A Ddtt200u-fe.c74 static int dtt200u_fe_read_snr(struct dvb_frontend* fe, u16 *snr) argument
79 *snr = ~((br << 8) | br);
H A Dvp7045-fe.c82 static int vp7045_fe_read_snr(struct dvb_frontend* fe, u16 *snr) argument
86 *snr = (_snr << 8) | _snr;
/netgear-WNDR4500-V1.0.1.40_1.0.68/src/linux/linux-2.6/drivers/media/dvb/frontends/
H A Dlgdt330x.c72 u32 snr; /* Result of last SNR calculation */ member in struct:lgdt330x_state
560 We re-write the snr equation as:
579 static int lgdt3302_read_snr(struct dvb_frontend* fe, u16* snr) argument
614 state->snr = calculate_snr(noise, c);
615 *snr = (state->snr) >> 16; /* Convert from 8.24 fixed-point to 8.8 */
617 dprintk("%s: noise = 0x%08x, snr = %d.%02d dB\n", __FUNCTION__, noise,
618 state->snr >> 24, (((state->snr>>8) & 0xffff) * 100) >> 16);
623 static int lgdt3303_read_snr(struct dvb_frontend* fe, u16* snr) argument
673 u16 snr; local
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H A Dor51132.c69 u32 snr; /* Result of last SNR calculation */ member in struct:or51132_state
448 We re-write the snr equation as:
468 static int or51132_read_snr(struct dvb_frontend* fe, u16* snr) argument
511 state->snr = calculate_snr(noise, c) - usK;
512 *snr = (state->snr) >> 16;
514 dprintk("%s: noise = 0x%08x, snr = %d.%02d dB\n", __FUNCTION__, noise,
515 state->snr >> 24, (((state->snr>>8) & 0xffff) * 100) >> 16);
526 u16 snr; local
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H A Dor51211.c67 u32 snr; /* Result of last SNR claculation */ member in struct:or51211_state
304 We re-write the snr equation as:
323 static int or51211_read_snr(struct dvb_frontend* fe, u16* snr) argument
335 printk(KERN_WARNING "%s: error writing snr reg\n",
345 state->snr = calculate_snr(rec_buf[0], 89599047);
346 *snr = (state->snr) >> 16;
348 dprintk("%s: noise = 0x%02x, snr = %d.%02d dB\n", __FUNCTION__, rec_buf[0],
349 state->snr >> 24, (((state->snr>>
360 u16 snr; local
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H A Ddvb_dummy_fe.c60 static int dvb_dummy_fe_read_snr(struct dvb_frontend* fe, u16* snr) argument
62 *snr = 0;
H A Dcx22700.c301 static int cx22700_read_snr(struct dvb_frontend* fe, u16* snr) argument
307 *snr = ~rs_ber;
H A Dmt352.c473 static int mt352_read_snr(struct dvb_frontend* fe, u16* snr) argument
478 *snr = (_snr << 8) | _snr;
H A Dnxt6000.c489 static int nxt6000_read_snr(struct dvb_frontend* fe, u16* snr) argument
493 *snr = nxt6000_readreg( state, OFDM_CHC_SNR) / 8;
H A Dtda10021.c315 static int tda10021_read_snr(struct dvb_frontend* fe, u16* snr) argument
320 *snr = (quality << 8) | quality;
H A Dtda8083.c297 static int tda8083_read_snr(struct dvb_frontend* fe, u16* snr) argument
302 *snr = (_snr << 8) | _snr;
H A Dves1820.c287 static int ves1820_read_snr(struct dvb_frontend* fe, u16* snr) argument
292 *snr = (quality << 8) | quality;
H A Dzl10353.c280 static int zl10353_read_snr(struct dvb_frontend *fe, u16 *snr) argument
289 *snr = (_snr << 8) | _snr;
H A Dcx22702.c409 static int cx22702_read_snr(struct dvb_frontend* fe, u16* snr) argument
423 *snr = ~rs_ber;
H A Dcx24110.c486 static int cx24110_read_snr(struct dvb_frontend* fe, u16* snr) argument
497 *snr = state->lastesn0;
H A Ddib3000mb.c666 /* see dib3000-watch dvb-apps for exact calcuations of signal_strength and snr */
675 static int dib3000mb_read_snr(struct dvb_frontend* fe, u16 *snr) argument
681 *snr = (sigpow << 8) / ((icipow > 0) ? icipow : 1);
H A Dl64781.c404 static int l64781_read_snr(struct dvb_frontend* fe, u16* snr) argument
409 *snr = (avg_quality << 8) | avg_quality; /* not exact, but...*/
H A Dmt312.c431 static int mt312_read_snr(struct dvb_frontend* fe, u16 *snr) argument
440 *snr = 0xFFFF - ((((buf[0] & 0x7f) << 8) | buf[1]) << 1);
H A Dsp887x.c465 static int sp887x_read_snr(struct dvb_frontend* fe, u16* snr) argument
470 *snr = (snr12 << 4) | (snr12 >> 8);
H A Dstv0297.c365 static int stv0297_read_snr(struct dvb_frontend *fe, u16 * snr) argument
371 *snr = SNR[1] << 8 | SNR[0];
/netgear-WNDR4500-V1.0.1.40_1.0.68/src/linux/linux-2.6/drivers/net/wireless/libertas/
H A Drx.c90 adapter->rawSNR[adapter->nextSNRNF] = p_rx_pd->snr;
111 lbs_deb_rx("rxpd: SNR %d, NF %d\n", p_rx_pd->snr, p_rx_pd->nf);
116 adapter->SNR[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->snr;
384 radiotap_hdr.antsignal = prxpd->snr + prxpd->nf;
H A Dhostcmd.h43 u8 snr; member in struct:rxpd
598 __le32 snr; member in struct:cmd_ds_fwt_access
/netgear-WNDR4500-V1.0.1.40_1.0.68/src/linux/linux-2.6/drivers/media/dvb/dvb-core/
H A Ddvb_frontend.h120 int (*read_snr)(struct dvb_frontend* fe, u16* snr);

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