Searched refs:noise (Results 1 - 25 of 102) sorted by relevance

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/drivers/media/dvb/frontends/
H A Dlgdt330x.c608 u32 noise; /* noise value */ local
617 noise = ((buf[0] & 7) << 16) | (buf[1] << 8) | buf[2];
622 noise = ((buf[0] & 7<<3) << 13) | (buf[3] << 8) | buf[4];
629 noise = ((buf[0] & 3) << 8) | buf[1];
639 state->snr = calculate_snr(noise, c);
642 dprintk("%s: noise = 0x%08x, snr = %d.%02d dB\n", __func__, noise,
652 u32 noise; /* noise valu local
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H A Dor51132.c244 /* Auto CH, Auto NTSC rej, MPEGser, MPEG2tr, phase noise-high */
252 Auto-deinterleave; MPEGser, MPEG2tr, phase noise-high
478 int noise, reg; local
484 noise = or51132_readreg(state, 0x02);
485 if (noise < 0) {
489 dprintk("read_snr noise (%d)\n", noise);
517 /* Calculate SNR using noise, c, and NTSC rejection correction */
518 state->snr = calculate_snr(noise, c) - usK;
521 dprintk("%s: noise
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H A Dlgdt3305.c1001 u32 noise; /* noise value */ local
1009 noise = ((read_reg(state, LGDT3305_PT_MSE_1) & 0x07) << 16) |
1016 noise = ((read_reg(state, LGDT3305_EQ_MSE_1) & 0x0f) << 16) |
1024 noise = (read_reg(state, LGDT3305_CR_MSE_1) << 8) |
1034 state->snr = calculate_snr(noise, c);
1037 lg_dbg("noise = 0x%08x, snr = %d.%02d dB\n", noise,
/drivers/staging/vt6655/
H A Diowpa.h140 int noise; member in struct:viawget_scan_result
/drivers/staging/vt6656/
H A Diowpa.h130 int noise; member in struct:viawget_scan_result
/drivers/media/video/cx88/
H A Dcx88-dsp.c140 /* The last 192 samples are enough for noise detection */
157 s32 carrier, stereo, dual, noise; local
187 noise = noise_magnitude(x, N, FREQ_NOISE_START, FREQ_NOISE_END);
190 "noise=%d\n", carrier, stereo, dual, noise);
204 so we probably don't need noise detection */
211 (noise < 10) &&
/drivers/net/wireless/hostap/
H A Dhostap_80211.h71 u8 noise; member in struct:hostap_80211_rx_status
H A Dhostap_80211_rx.c28 printk(KERN_DEBUG "%s: RX signal=%d noise=%d rate=%d len=%d "
30 name, rx_stats->signal, rx_stats->noise, rx_stats->rate,
149 LWNG_SETVAL(noise, 7, 0, 4, rx_stats->noise);
170 hdr->ssi_noise = htonl(rx_stats->noise);
190 hdr->dbm_antnoise = rx_stats->noise;
767 wstats.noise = rx_stats->noise;
/drivers/staging/wlan-ng/
H A Dp80211conv.h87 int noise; /* An SSI, see p80211netdev.h */ member in struct:p80211_rxmeta
H A Dp80211conv.c247 wlandev->spy_stat[i].noise = rxmeta->noise;
250 rxmeta->noise) ? (rxmeta->signal -
251 rxmeta->noise) : 0;
496 /* jkriegl: process signal and noise as set in hfa384x_int_rx() */
497 /* jkriegl: only process signal/noise if requested by iwspy */
H A Dp80211metastruct.h93 p80211item_uint32_t noise; member in struct:p80211msg_dot11req_scan_results
212 p80211item_uint32_t noise; member in struct:p80211msg_lnxreq_commsquality
/drivers/net/wireless/ath/ath9k/
H A Dcalib.c68 s8 noise = ATH_DEFAULT_NOISE_FLOOR; local
74 noise += delta;
76 return noise;
126 * Normally we limit the average noise floor by the
138 * If the noise floor seems normal for all chains, assume that
311 * of next noise floor calibration the baseband does.
384 "noise floor failed detected; detected %d, threshold %d\n",
391 ah->noise = ath9k_hw_getchan_noise(ah, chan);
399 ah->noise = ath9k_hw_getchan_noise(ah, chan);
435 * Triggering a noise floo
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H A Ddebug.h191 u32 pcu_obs, pcu_cr, noise; member in struct:ath_dbg_bb_mac_samp
/drivers/net/wireless/orinoco/
H A Dhermes.h264 __le16 noise; /* Noise level */ member in struct:prism2_scan_apinfo
280 __le16 noise; /* Noise level */ member in struct:agere_scan_apinfo
294 __le16 noise; /* Noise level */ member in struct:symbol_scan_apinfo
321 u8 noise; member in struct:agere_ext_scan_info
/drivers/net/wireless/prism54/
H A Dislpci_eth.c296 avs->ssi_noise = cpu_to_be32(priv->local_iwstatistics.qual.noise); /*better than 'undefined', I assume */
387 /* The noise value can be a bit outdated if nobody's
389 wstats.noise = priv->local_iwstatistics.qual.noise;
390 wstats.qual = wstats.level - wstats.noise;
H A Disl_ioctl.c177 priv->local_iwstatistics.qual.noise = r.u;
193 * link quality through a signal-noise
197 bss2->rssi - priv->iwstatistics.qual.noise;
383 * emit data if (sensitivity > rssi - noise) (in dBm).
448 range->max_qual.noise = 0;
452 range->avg_qual.noise = 0; /* don't know what to put here */
576 char noise)
636 iwe.u.qual.noise = noise;
638 iwe.u.qual.qual = bss->rssi - noise;
574 prism54_translate_bss(struct net_device *ndev, struct iw_request_info *info, char *current_ev, char *end_buf, struct obj_bss *bss, char noise) argument
687 u32 noise = 0; local
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/drivers/mmc/core/
H A DKconfig26 noise when the MMC card is not in use. Your host driver has to
/drivers/net/wireless/rtl818x/rtl8187/
H A Drtl8187.h47 u8 noise; member in struct:rtl8187_rx_hdr
137 u8 noise; member in struct:rtl8187_priv
/drivers/net/wireless/wl1251/
H A Drx.c79 wl->noise = desc->rssi - desc->snr / 2;
/drivers/staging/rtl8187se/ieee80211/
H A Dieee80211_rx.c1211 //stats->noise = stats->signal - stats->noise;
1212 stats->noise = ieee80211_TranslateToDbm(100 - stats->signalstrength) - 25;
1243 unsigned char noise = 0; local
1248 //noise = signal - src->stats.noise;
1249 if(dst->stats.noise > 0)
1250 noise = (dst->stats.noise * 5 + src->stats.noise)/
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/drivers/staging/rtl8192u/
H A Dr8192U_wx.c418 range->max_qual.noise = -98;
424 range->avg_qual.noise = 0;
1193 wstats->qual.noise = 0;
1200 tmp_noise = (&ieee->current_network)->stats.noise;
1201 //printk("level:%d, qual:%d, noise:%d\n", tmp_level, tmp_qual, tmp_noise);
1205 wstats->qual.noise = tmp_noise;
/drivers/net/wireless/b43legacy/
H A Dmain.c824 u8 noise[4]; local
834 *((__le32 *)noise) = cpu_to_le32(b43legacy_jssi_read(dev));
835 if (noise[0] == 0x7F || noise[1] == 0x7F ||
836 noise[2] == 0x7F || noise[3] == 0x7F)
839 /* Get the noise samples. */
842 noise[0] = clamp_val(noise[0], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
843 noise[
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/drivers/net/wireless/libertas_tf/
H A Dmain.c540 survey->noise = priv->noise;
576 priv->noise = prxpd->nf;
/drivers/media/common/tuners/
H A Dxc4000.c496 static int xc_get_noise_level(struct xc4000_priv *priv, u16 *noise) argument
498 return xc4000_readreg(priv, XREG_NOISE_LEVEL, noise);
1105 u16 noise = 0; local
1140 xc_get_noise_level(priv, &noise);
1141 dprintk(1, "*** Noise level = %ddB (%d)\n", noise >> 8, noise);
1491 /* highest noise level: 32dB */
1501 noise level is stored in demodulator registers.
/drivers/net/wireless/ath/carl9170/
H A Ddebug.c435 ar->noise[0], ar->noise[2]);
437 ar->noise[1], ar->noise[3]);

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