Searched refs:mantissa (Results 1 - 25 of 61) sorted by relevance

123

/linux-master/drivers/gpu/drm/amd/display/dc/basics/
H A Dcustom_float.c32 uint32_t *mantissa,
45 *mantissa = 0;
68 *mantissa = 0;
95 *mantissa = dc_fixpt_floor(mantiss);
102 uint32_t mantissa,
120 if (mantissa & ~mantissa_mask) {
122 mantissa = mantissa_mask;
135 if (mantissa & mask)
162 uint32_t mantissa; local
166 return build_custom_float(value, format, &negative, &mantissa,
29 build_custom_float(struct fixed31_32 value, const struct custom_float_format *format, bool *negative, uint32_t *mantissa, uint32_t *exponenta) argument
100 setup_custom_float(const struct custom_float_format *format, bool negative, uint32_t mantissa, uint32_t exponenta, uint32_t *result) argument
[all...]
/linux-master/drivers/iio/light/
H A Dmax44009.c174 int mantissa; local
178 * The mantissa consists of the low nibble of the Lux High Byte
181 mantissa = ((hi & 0xf) << 4) | (lo & 0xf);
191 return exponent * mantissa;
301 int mantissa, exp; local
309 mantissa = integral * MAX44009_SCALE_DENOMINATOR;
310 mantissa /= MAX44009_SCALE_NUMERATOR;
313 mantissa += fractional / MAX44009_FRACT_MULT *
316 for (exp = 0; mantissa > 0xff; exp++)
317 mantissa >>
367 int mantissa, exponent; local
[all...]
H A Dopt3001.c171 u16 mantissa, int *val, int *val2)
175 lux = 10 * (mantissa << exponent);
227 u16 mantissa; local
340 mantissa = OPT3001_REG_MANTISSA(opt->result);
342 opt3001_to_iio_ret(opt, exponent, mantissa, val, val2);
479 u16 mantissa; local
496 mantissa = (((val * 1000) + (val2 / 1000)) / 10) >> exponent;
497 value = (exponent << 12) | mantissa;
502 opt->high_thresh_mantissa = mantissa;
507 opt->low_thresh_mantissa = mantissa;
170 opt3001_to_iio_ret(struct opt3001 *opt, u8 exponent, u16 mantissa, int *val, int *val2) argument
[all...]
H A Dopt4001.c148 static u8 opt4001_calculate_crc(u8 exp, u32 mantissa, u8 count) argument
152 crc = (hweight32(mantissa) + hweight32(exp) + hweight32(count)) % 2;
153 crc |= ((hweight32(mantissa & 0xAAAAA) + hweight32(exp & 0xA)
155 crc |= ((hweight32(mantissa & 0x88888) + hweight32(exp & 0x8)
157 crc |= (hweight32(mantissa & 0x80808) % 2) << 3;
/linux-master/drivers/hwmon/pmbus/
H A Dbpa-rs600.c44 * mantissa as unsigned. Deal with this here to allow the PMBus core
49 int ret, exponent, mantissa; local
57 mantissa = ret & 0x7ff;
60 mantissa >>= 1;
62 ret = (exponent << 11) | mantissa;
H A Dzl6100.c63 s32 mantissa; local
67 mantissa = ((s16)((l & 0x7ff) << 5)) >> 5;
69 val = mantissa;
87 s16 exponent = 0, mantissa; local
99 /* Reduce large mantissa until it fits into 10 bit */
104 /* Increase small mantissa to improve precision */
110 /* Convert mantissa from milli-units to units */
111 mantissa = DIV_ROUND_CLOSEST(val, 1000);
114 if (mantissa > 0x3ff)
115 mantissa
[all...]
H A Dxdpe12284.c29 s32 mantissa; local
41 mantissa = ((s16)((ret & GENMASK(10, 0)) << 5)) >> 5;
42 val = mantissa * 1000L;
H A Dmp5990.c59 s32 mantissa; local
72 mantissa = ((s16)((ret & 0x7ff) << 5)) >> 5;
73 ret = mantissa;
H A Dmp2856.c79 s16 exponent = 0, mantissa; local
90 /* Reduce large mantissa until it fits into 10 bit */
95 /* Increase small mantissa to improve precision */
101 /* Convert mantissa from milli-units to units */
102 mantissa = clamp_val(DIV_ROUND_CLOSEST_ULL(val, 1000), 0, 0x3ff);
106 mantissa = -mantissa;
108 /* Convert to 5 bit exponent, 11 bit mantissa */
109 return (mantissa & 0x7ff) | ((exponent << 11) & 0xf800);
/linux-master/arch/m68k/fpsp040/
H A Dsgetem.S10 | The entry point sGETMAN extracts the mantissa of the
11 | input argument. The mantissa is converted to an
73 | For normalized numbers, leave the mantissa alone, simply load
89 | For denormalized numbers, shift the mantissa until the j-bit = 1,
96 bsr shft |shift mantissa bits till msbit is set
104 | Shifts the mantissa bits until msbit is set.
106 | ms mantissa part in d0
107 | ls mantissa part in d1
H A Dround.S154 tstl LOCAL_LO(%a0) |test lower mantissa
163 movel LOCAL_LO(%a0),%d2 |get lower mantissa for s-bit test
195 bccs scc_clr |no mantissa overflow
272 | is done by shifting the mantissa left while decrementing the
276 | bit of the mantissa (msb in d1).
279 | bit of the mantissa (msb in d1) unless this would mean the exponent
281 | exponent (d0) is set to 0 and the mantissa (d1 & d2) is not
289 | Distance to first 1 bit in mantissa = X
295 | shift mantissa by Y
299 | FP_SCR1 = exponent, ms mantissa par
[all...]
H A Dx_store.S140 beqs get_mant |if positive, go process mantissa
143 bras get_mant |go process mantissa
154 movel LOCAL_HI(%a1),%d1 |get ms mantissa
158 movel LOCAL_HI(%a1),%d1 |get ms mantissa
162 movel LOCAL_LO(%a1),%d1 |get ls mantissa
213 bras get_sman |get mantissa
222 movel LOCAL_HI(%a1),%d1 |get ms mantissa
H A Dfpsp.h132 .set WBTEMP_HI,WBTEMP+4 | wbtemp mantissa [63:32] (4 bytes)
133 .set WBTEMP_LO,WBTEMP+8 | wbtemp mantissa [31:00] (4 bytes)
165 .set wbtemp66_bit,2 | wbtemp mantissa bit #66
166 .set wbtemp1_bit,1 | wbtemp mantissa bit #1
167 .set wbtemp0_bit,0 | wbtemp mantissa bit #0
201 .set FPTEMP_HI,FPTEMP+4 | fptemp mantissa [63:32] (4 bytes)
202 .set FPTEMP_LO,FPTEMP+8 | fptemp mantissa [31:00] (4 bytes)
208 .set ETEMP_HI,ETEMP+4 | etemp mantissa [63:32] (4 bytes)
209 .set ETEMP_LO,ETEMP+8 | etemp mantissa [31:00] (4 bytes)
302 .set signan_bit,6 | signalling nan bit in mantissa
[all...]
H A Ddecbin.S26 | for the mantissa which is to be interpreted as 17 integer
30 | A2. Convert the bcd mantissa to binary by successive
32 | The mantissa digits will be converted with the decimal point
41 | mantissa the equivalent of forcing in the bcd value:
56 | A5. Form the final binary number by scaling the mantissa by
58 | mantissa in FP0 by the factor in FP1 if the adjusted
171 | Calculate mantissa:
172 | 1. Calculate absolute value of mantissa in fp0 by mul and add.
173 | 2. Correct for mantissa sign.
186 | (*) fp0: mantissa accumulato
[all...]
H A Dscale.S164 | mantissa right until a zero exponent exists.
177 roxrl #1,%d2 |mantissa to the right
182 blts fix_loop |d0 is zero or the mantissa
297 | by first shifting the bits in the mantissa until it is normalized,
H A Dget_op.S286 btstb #sign_bit,ETEMP_EX(%a6) |grab sign bit of mantissa
503 tstl ETEMP_HI(%a6) |check ms mantissa
505 tstl ETEMP_LO(%a6) |check ls mantissa
555 tstl ETEMP_HI(%a6) |check ms mantissa
557 tstl ETEMP_LO(%a6) |check ls mantissa
/linux-master/drivers/hid/amd-sfh-hid/sfh1_1/
H A Damd_sfh_desc.c137 int fraction, shift, mantissa, sign, exp, zeropre; local
139 mantissa = flt32_val & GENMASK(22, 0);
143 if (!exp && !mantissa)
155 zeropre = (((BIT(23) + mantissa) * 100) >> 23) >> exp;
165 flt32_val = BIT(exp) + (mantissa << shift);
168 flt32_val = BIT(exp) + (mantissa >> shift);
171 fraction = (shift == 0) ? 0 : mantissa & GENMASK(shift - 1, 0);
/linux-master/drivers/usb/serial/
H A Dpl2303.c612 unsigned int baseline, mantissa, exponent; local
616 * baudrate = 12M * 32 / (mantissa * 4^exponent)
618 * mantissa = buf[8:0]
622 mantissa = baseline / baud;
623 if (mantissa == 0)
624 mantissa = 1; /* Avoid dividing by zero if baud > 32*12M. */
626 while (mantissa >= 512) {
628 mantissa >>= 2; /* divide by 4 */
631 /* Exponent is maxed. Trim mantissa and leave. */
632 mantissa
651 unsigned int baseline, mantissa, exponent; local
[all...]
/linux-master/sound/isa/gus/
H A Dgus_volume.c151 unsigned int mantissa, f1, f2;
165 mantissa = sensitivity % 8192;
172 bend = (int) ((((f2 - f1) * mantissa) >> 13) + f1);
/linux-master/drivers/iio/chemical/
H A Dsps30.c42 int mantissa = val & GENMASK(22, 0); local
48 if (!exp && !mantissa)
54 return ((((1 << 23) + mantissa) * 100) >> 23) >> (-exp);
59 val = (1 << exp) + (mantissa >> shift);
63 fraction = mantissa & GENMASK(shift - 1, 0);
H A Dscd30_core.c92 mantissa = float32 & GENMASK(22, 0), local
97 if (!exp && !mantissa)
104 return sign * ((((BIT(23) + mantissa) * 100) >> 23) >> exp);
109 float32 = BIT(exp) + (mantissa >> shift);
110 fraction = mantissa & GENMASK(shift - 1, 0);
/linux-master/arch/m68k/math-emu/
H A Dfp_util.S108 move.l %d0,(%a0)+ | set mantissa
131 lsl.l #8,%d0 | shift mantissa
168 lsl.l #8,%d0 | shift high mantissa
673 move.l (%a0),%d0 | low lword of mantissa
707 | round (the mantissa, that is) towards infinity
712 | Yow! we have managed to overflow the mantissa. Since this
866 move.l (%a0)+,%d0 | get high lword of mantissa
898 | round (the mantissa, that is) towards infinity
902 | is now zero. We will set the mantissa to reflect this, and
1026 move.l (%a0)+,%d0 | get high lword of mantissa
[all...]
/linux-master/drivers/isdn/mISDN/
H A Ddsp_audio.c124 int sign, exponent, mantissa; local
135 mantissa = (sample >> (exponent + 3)) & 0x0F;
136 ulawbyte = ~(sign | (exponent << 4) | mantissa);
/linux-master/drivers/net/wireless/mediatek/mt76/mt76x0/
H A Dphy.c669 u32 mantissa = val << 4; local
673 while (mantissa < BIT(15)) {
674 mantissa <<= 1;
678 while (mantissa > 0xffff) {
679 mantissa >>= 1;
685 if (mantissa <= 47104)
686 data = mantissa + (mantissa >> 3) + (mantissa >> 4) - 38400;
688 data = mantissa
[all...]
/linux-master/drivers/clk/ti/
H A Ddpll3xxx.c305 u32 v, ctrl, mod_freq_divider, exponent, mantissa; local
326 mantissa = mod_freq_divider;
327 while ((mantissa > 127) && (exponent < 7)) {
329 mantissa /= 2;
331 if (mantissa > 127)
332 mantissa = 127;
336 v |= mantissa << __ffs(dd->ssc_modfreq_mant_mask);

Completed in 1060 milliseconds

123