| /Linux-v4.19/drivers/media/dvb-frontends/ |
| D | au8522_dig.c | 228 u16 *snr) in au8522_mse2snr_lookup() argument
235 *snr = tab[i].data; in au8522_mse2snr_lookup()
240 dprintk("%s() snr=%d\n", __func__, *snr); in au8522_mse2snr_lookup()
704 static int au8522_led_status(struct au8522_state *state, const u16 *snr) in au8522_led_status() argument
723 if (*snr >= strong) in au8522_led_status()
729 (((strong < *snr) ? (*snr - strong) : (strong - *snr)) <= 10)) in au8522_led_status()
737 static int au8522_read_snr(struct dvb_frontend *fe, u16 *snr) in au8522_read_snr() argument
748 snr); in au8522_read_snr()
753 snr); in au8522_read_snr()
758 snr); in au8522_read_snr()
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| D | lgdt330x.c | 67 u32 snr; /* Result of last SNR calculation */ member
536 state->snr = 0; in lgdt3302_read_snr()
541 state->snr = calculate_snr(noise, c); in lgdt3302_read_snr()
544 state->snr >> 24, (((state->snr >> 8) & 0xffff) * 100) >> 16); in lgdt3302_read_snr()
582 state->snr = 0; in lgdt3303_read_snr()
586 state->snr = calculate_snr(noise, c); in lgdt3303_read_snr()
589 state->snr >> 24, (((state->snr >> 8) & 0xffff) * 100) >> 16); in lgdt3303_read_snr()
594 static int lgdt330x_read_snr(struct dvb_frontend *fe, u16 *snr) in lgdt330x_read_snr() argument
598 *snr = (state->snr) >> 16; /* Convert from 8.24 fixed-point to 8.8 */ in lgdt330x_read_snr()
611 u16 snr; in lgdt330x_read_signal_strength() local
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| D | or51132.c | 63 u32 snr; /* Result of last SNR calculation */ member
469 static int or51132_read_snr(struct dvb_frontend* fe, u16* snr) in or51132_read_snr() argument
512 state->snr = calculate_snr(noise, c) - usK; in or51132_read_snr()
513 *snr = (state->snr) >> 16; in or51132_read_snr()
516 state->snr >> 24, (((state->snr>>8) & 0xffff) * 100) >> 16); in or51132_read_snr()
527 u16 snr; in or51132_read_signal_strength() local
530 ret = fe->ops.read_snr(fe, &snr); in or51132_read_signal_strength()
535 if (state->snr >= 8960 * 0x10000) in or51132_read_signal_strength()
538 *strength = state->snr / 8960; in or51132_read_signal_strength()
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| D | or51211.c | 62 u32 snr; /* Result of last SNR claculation */ member
291 static int or51211_read_snr(struct dvb_frontend* fe, u16* snr) in or51211_read_snr() argument
311 state->snr = calculate_snr(rec_buf[0], 89599047); in or51211_read_snr()
312 *snr = (state->snr) >> 16; in or51211_read_snr()
315 state->snr >> 24, (((state->snr>>8) & 0xffff) * 100) >> 16); in or51211_read_snr()
326 u16 snr; in or51211_read_signal_strength() local
329 ret = fe->ops.read_snr(fe, &snr); in or51211_read_signal_strength()
334 if (state->snr >= 8960 * 0x10000) in or51211_read_signal_strength()
337 *strength = state->snr / 8960; in or51211_read_signal_strength()
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| D | s5h1411.c | 724 static int s5h1411_qam256_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v) in s5h1411_qam256_lookup_snr() argument
731 *snr = qam256_snr_tab[i].data; in s5h1411_qam256_lookup_snr()
739 static int s5h1411_qam64_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v) in s5h1411_qam64_lookup_snr() argument
746 *snr = qam64_snr_tab[i].data; in s5h1411_qam64_lookup_snr()
754 static int s5h1411_vsb_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v) in s5h1411_vsb_lookup_snr() argument
761 *snr = vsb_snr_tab[i].data; in s5h1411_vsb_lookup_snr()
766 dprintk("%s() snr=%d\n", __func__, *snr); in s5h1411_vsb_lookup_snr()
770 static int s5h1411_read_snr(struct dvb_frontend *fe, u16 *snr) in s5h1411_read_snr() argument
779 return s5h1411_qam64_lookup_snr(fe, snr, reg); in s5h1411_read_snr()
782 return s5h1411_qam256_lookup_snr(fe, snr, reg); in s5h1411_read_snr()
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| D | s5h1409.c | 810 static int s5h1409_qam256_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v) in s5h1409_qam256_lookup_snr() argument
817 *snr = qam256_snr_tab[i].data; in s5h1409_qam256_lookup_snr()
825 static int s5h1409_qam64_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v) in s5h1409_qam64_lookup_snr() argument
832 *snr = qam64_snr_tab[i].data; in s5h1409_qam64_lookup_snr()
840 static int s5h1409_vsb_lookup_snr(struct dvb_frontend *fe, u16 *snr, u16 v) in s5h1409_vsb_lookup_snr() argument
847 *snr = vsb_snr_tab[i].data; in s5h1409_vsb_lookup_snr()
852 dprintk("%s() snr=%d\n", __func__, *snr); in s5h1409_vsb_lookup_snr()
856 static int s5h1409_read_snr(struct dvb_frontend *fe, u16 *snr) in s5h1409_read_snr() argument
865 return s5h1409_qam64_lookup_snr(fe, snr, reg); in s5h1409_read_snr()
868 return s5h1409_qam256_lookup_snr(fe, snr, reg); in s5h1409_read_snr()
[all …]
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| D | gp8psk-fe.c | 37 u16 snr; member
64 st->snr = (buf[1]) << 8 | buf[0]; in gp8psk_fe_update_status()
104 static int gp8psk_fe_read_snr(struct dvb_frontend* fe, u16 *snr) in gp8psk_fe_read_snr() argument
109 *snr = st->snr; in gp8psk_fe_read_snr()
120 if (st->snr > 0xf00) in gp8psk_fe_read_signal_strength()
123 *strength = (st->snr << 4) + st->snr; /* snr*17 */ in gp8psk_fe_read_signal_strength()
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| D | ds3000.c | 545 static int ds3000_read_snr(struct dvb_frontend *fe, u16 *snr) in ds3000_read_snr() argument
578 *snr = 0x0000; in ds3000_read_snr()
585 *snr = snr_value * 8 * 655; in ds3000_read_snr()
588 snr_reading, *snr); in ds3000_read_snr()
596 *snr = 0x0000; in ds3000_read_snr()
603 *snr = 0xffff; in ds3000_read_snr()
613 *snr = snr_value * 5 * 655; in ds3000_read_snr()
618 *snr = -(dvbs2_snr_tab[snr_reading - 1] / 1000); in ds3000_read_snr()
621 snr_reading, *snr); in ds3000_read_snr()
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| D | lgdt3306a.c | 80 u32 snr; member
1553 u32 snr; in lgdt3306a_vsb_lock_poll() local
1567 snr = lgdt3306a_calculate_snr_x100(state); in lgdt3306a_vsb_lock_poll()
1568 dbg_info("cnt=%d errors=%d snr=%d\n", cnt, packet_error, snr); in lgdt3306a_vsb_lock_poll()
1570 if ((snr >= 1500) && (packet_error < 0xff)) in lgdt3306a_vsb_lock_poll()
1583 u32 snr; in lgdt3306a_qam_lock_poll() local
1594 snr = lgdt3306a_calculate_snr_x100(state); in lgdt3306a_qam_lock_poll()
1595 dbg_info("cnt=%d errors=%d snr=%d\n", cnt, packet_error, snr); in lgdt3306a_qam_lock_poll()
1597 if ((snr >= 1500) && (packet_error < 0xff)) in lgdt3306a_qam_lock_poll()
1654 static int lgdt3306a_read_snr(struct dvb_frontend *fe, u16 *snr) in lgdt3306a_read_snr() argument
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| D | lg2160.c | 1225 static int lg2160_read_snr(struct dvb_frontend *fe, u16 *snr) in lg2160_read_snr() argument
1231 *snr = 0; in lg2160_read_snr()
1242 *snr = 0; in lg2160_read_snr()
1245 *snr = ((snr1 >> 4) * 100) + ((snr1 & 0x0f) * 10) + (snr2 >> 4); in lg2160_read_snr()
1247 *snr = (snr2 | (snr1 << 8)); in lg2160_read_snr()
1253 static int lg2161_read_snr(struct dvb_frontend *fe, u16 *snr) in lg2161_read_snr() argument
1259 *snr = 0; in lg2161_read_snr()
1270 *snr = 0; in lg2161_read_snr()
1273 *snr = ((snr1 >> 4) * 100) + ((snr1 & 0x0f) * 10) + (snr2 & 0x0f); in lg2161_read_snr()
1290 u16 snr; in lg216x_read_signal_strength()
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| /Linux-v4.19/drivers/media/usb/dvb-usb-v2/ |
| D | mxl111sf-demod.c | 407 u16 *snr) in mxl111sf_demod_calc_snr() argument
412 *snr = 0; in mxl111sf_demod_calc_snr()
421 *snr = CALCULATE_SNR(val1 | ((val2 & 0x03) << 8)); in mxl111sf_demod_calc_snr()
426 static int mxl111sf_demod_read_snr(struct dvb_frontend *fe, u16 *snr) in mxl111sf_demod_read_snr() argument
430 int ret = mxl111sf_demod_calc_snr(state, snr); in mxl111sf_demod_read_snr()
434 *snr /= 10; /* 0.1 dB */ in mxl111sf_demod_read_snr()
481 u16 snr; in mxl111sf_demod_read_signal_strength() local
483 ret = mxl111sf_demod_calc_snr(state, &snr); in mxl111sf_demod_read_signal_strength()
492 *signal_strength = (snr >= 1300) ? in mxl111sf_demod_read_signal_strength()
493 min(65535, snr * 44) : snr * 38; in mxl111sf_demod_read_signal_strength()
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| /Linux-v4.19/drivers/gpu/drm/nouveau/nvkm/subdev/bios/ |
| D | M0205.c | 30 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) in nvbios_M0205Te() argument
45 *snr = nvbios_rd08(bios, data + 0x04); in nvbios_M0205Te()
59 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz, in nvbios_M0205Tp() argument
62 u32 data = nvbios_M0205Te(bios, ver, hdr, cnt, len, snr, ssz); in nvbios_M0205Tp()
78 u8 snr, ssz; in nvbios_M0205Ee() local
79 u32 data = nvbios_M0205Te(bios, ver, hdr, cnt, len, &snr, &ssz); in nvbios_M0205Ee()
81 data = data + *hdr + idx * (*len + (snr * ssz)); in nvbios_M0205Ee()
83 *cnt = snr; in nvbios_M0205Ee()
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| D | perf.c | 31 u8 *cnt, u8 *len, u8 *snr, u8 *ssz) in nvbios_perf_table() argument
45 *snr = nvbios_rd08(bios, perf + 4); in nvbios_perf_table()
52 *snr = nvbios_rd08(bios, perf + 4); in nvbios_perf_table()
68 *snr = 0; in nvbios_perf_table()
82 u8 snr, ssz; in nvbios_perf_entry() local
83 u32 perf = nvbios_perf_table(bios, ver, hdr, cnt, len, &snr, &ssz); in nvbios_perf_entry()
85 perf = perf + *hdr + (idx * (*len + (snr * ssz))); in nvbios_perf_entry()
87 *cnt = snr; in nvbios_perf_entry()
204 u8 ver, hdr, cnt, len, snr, ssz; in nvbios_perf_fan_parse() local
205 u32 perf = nvbios_perf_table(bios, &ver, &hdr, &cnt, &len, &snr, &ssz); in nvbios_perf_fan_parse()
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| D | boost.c | 30 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) in nvbios_boostTe() argument
46 *snr = nvbios_rd08(bios, boost + 4); in nvbios_boostTe()
62 u8 snr, ssz; in nvbios_boostEe() local
63 u32 data = nvbios_boostTe(bios, ver, hdr, cnt, len, &snr, &ssz); in nvbios_boostEe()
65 data = data + *hdr + (idx * (*len + (snr * ssz))); in nvbios_boostEe()
67 *cnt = snr; in nvbios_boostEe()
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| D | M0209.c | 30 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) in nvbios_M0209Te() argument
45 *snr = 1; in nvbios_M0209Te()
61 u8 snr, ssz; in nvbios_M0209Ee() local
62 u32 data = nvbios_M0209Te(bios, ver, hdr, cnt, len, &snr, &ssz); in nvbios_M0209Ee()
64 data = data + *hdr + idx * (*len + (snr * ssz)); in nvbios_M0209Ee()
66 *cnt = snr; in nvbios_M0209Ee()
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| D | timing.c | 30 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) in nvbios_timingTe() argument
49 *snr = 0; in nvbios_timingTe()
56 *snr = nvbios_rd08(bios, timing + 4); in nvbios_timingTe()
72 u8 snr, ssz; in nvbios_timingEe() local
73 u32 timing = nvbios_timingTe(bios, ver, hdr, cnt, len, &snr, &ssz); in nvbios_timingEe()
75 timing += *hdr + idx * (*len + (snr * ssz)); in nvbios_timingEe()
77 *cnt = snr; in nvbios_timingEe()
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| D | rammap.c | 30 u8 *cnt, u8 *len, u8 *snr, u8 *ssz) in nvbios_rammapTe() argument
47 *snr = nvbios_rd08(bios, rammap + 4); in nvbios_rammapTe()
63 u8 snr, ssz; in nvbios_rammapEe() local
64 u32 rammap = nvbios_rammapTe(bios, ver, hdr, cnt, len, &snr, &ssz); in nvbios_rammapEe()
66 rammap = rammap + *hdr + (idx * (*len + (snr * ssz))); in nvbios_rammapEe()
68 *cnt = snr; in nvbios_rammapEe()
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| /Linux-v4.19/drivers/media/dvb-frontends/cxd2880/ |
| D | cxd2880_tnrdmd_dvbt_mon.c | 434 u32 reg_value, int *snr) in dvbt_calc_snr() argument
436 if (!tnr_dmd || !snr) in dvbt_calc_snr()
445 *snr = intlog10(reg_value) - intlog10(5350 - reg_value); in dvbt_calc_snr()
446 *snr = (*snr + 839) / 1678 + 28500; in dvbt_calc_snr()
452 int *snr) in cxd2880_tnrdmd_dvbt_mon_snr() argument
457 if (!tnr_dmd || !snr) in cxd2880_tnrdmd_dvbt_mon_snr()
460 *snr = -1000 * 1000; in cxd2880_tnrdmd_dvbt_mon_snr()
476 ret = dvbt_calc_snr(tnr_dmd, reg_value, snr); in cxd2880_tnrdmd_dvbt_mon_snr()
482 cxd2880_tnrdmd_dvbt_mon_snr_diver(tnr_dmd, snr, &snr_main, in cxd2880_tnrdmd_dvbt_mon_snr()
490 *tnr_dmd, int *snr, in cxd2880_tnrdmd_dvbt_mon_snr_diver() argument
[all …]
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| D | cxd2880_tnrdmd_dvbt_mon.h | 57 int *snr);
60 *tnr_dmd, int *snr,
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| /Linux-v4.19/Documentation/media/uapi/dvb/ |
| D | fe-read-snr.rst | 19 .. c:function:: int ioctl(int fd, FE_READ_SNR, int16_t *snr)
29 ``snr``
30 The signal-to-noise ratio is stored into \*snr.
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| /Linux-v4.19/drivers/media/usb/dvb-usb/ |
| D | cinergyT2-fe.c | 208 static int cinergyt2_fe_read_snr(struct dvb_frontend *fe, u16 *snr) in cinergyt2_fe_read_snr() argument
212 *snr = (state->status.snr << 8) | state->status.snr; in cinergyt2_fe_read_snr()
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| D | vp702x-fe.c | 36 u8 snr; member
55 st->snr = buf[0]; in vp702x_fe_refresh_state()
121 static int vp702x_fe_read_snr(struct dvb_frontend* fe, u16 *snr) in vp702x_fe_read_snr() argument
127 _snr = (st->snr & 0x1f) * 0xff / 0x1f; in vp702x_fe_read_snr()
128 *snr = (_snr << 8) | _snr; in vp702x_fe_read_snr()
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| /Linux-v4.19/drivers/net/wireless/marvell/mwifiex/ |
| D | util.c | 359 addr2, rx_pd->nf, rx_pd->snr); in mwifiex_parse_mgmt_packet()
362 rx_pd->snr, in mwifiex_parse_mgmt_packet()
429 CAL_RSSI(rx_pd->snr, rx_pd->nf), skb->data, pkt_len, in mwifiex_process_mgmt_packet()
699 u8 rx_rate, s8 snr, s8 nflr) in mwifiex_hist_data_add() argument
705 mwifiex_hist_data_set(priv, rx_rate, snr, nflr); in mwifiex_hist_data_add()
709 void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr, in mwifiex_hist_data_set() argument
714 s8 rssi = snr - nflr; in mwifiex_hist_data_set()
718 atomic_inc(&phist_data->snr[snr + 128]); in mwifiex_hist_data_set()
733 atomic_set(&phist_data->snr[ix], 0); in mwifiex_hist_data_reset()
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| /Linux-v4.19/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/ |
| D | M0205.h | 9 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz);
11 u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz,
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| /Linux-v4.19/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ |
| D | ramgp100.c | 36 u8 ver, hdr, cnt, len, snr, ssz; in gp100_ram_init() local
51 data = nvbios_rammapTe(bios, &ver, &hdr, &cnt, &len, &snr, &ssz); in gp100_ram_init()
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