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Searched refs:frac_bits (Results 1 – 4 of 4) sorted by relevance

/Linux-v4.19/kernel/sched/
Dloadavg.c244 fixed_power_int(unsigned long x, unsigned int frac_bits, unsigned int n) in fixed_power_int() argument
246 unsigned long result = 1UL << frac_bits; in fixed_power_int()
252 result += 1UL << (frac_bits - 1); in fixed_power_int()
253 result >>= frac_bits; in fixed_power_int()
259 x += 1UL << (frac_bits - 1); in fixed_power_int()
260 x >>= frac_bits; in fixed_power_int()
/Linux-v4.19/drivers/clk/bcm/
Dclk-bcm2835.c493 u32 frac_bits; member
924 GENMASK(CM_DIV_FRAC_BITS - data->frac_bits, 0) >> 1; in bcm2835_clock_choose_div()
948 CM_DIV_FRAC_BITS - data->frac_bits); in bcm2835_clock_choose_div()
965 if (data->int_bits == 0 && data->frac_bits == 0) in bcm2835_clock_rate_from_divisor()
972 div >>= CM_DIV_FRAC_BITS - data->frac_bits; in bcm2835_clock_rate_from_divisor()
973 div &= (1 << (data->int_bits + data->frac_bits)) - 1; in bcm2835_clock_rate_from_divisor()
978 temp = (u64)parent_rate << data->frac_bits; in bcm2835_clock_rate_from_divisor()
993 if (data->int_bits == 0 && data->frac_bits == 0) in bcm2835_clock_get_rate()
1139 if (data->frac_bits) in bcm2835_clock_choose_div_and_prate()
1858 .frac_bits = 0,
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/Linux-v4.19/drivers/gpu/drm/amd/display/include/
Dfixed31_32.h518 static inline struct fixed31_32 dc_fixpt_truncate(struct fixed31_32 arg, unsigned int frac_bits) in dc_fixpt_truncate() argument
522 if (frac_bits >= FIXED31_32_BITS_PER_FRACTIONAL_PART) { in dc_fixpt_truncate()
523 ASSERT(frac_bits == FIXED31_32_BITS_PER_FRACTIONAL_PART); in dc_fixpt_truncate()
529 arg.value &= (~0LL) << (FIXED31_32_BITS_PER_FRACTIONAL_PART - frac_bits); in dc_fixpt_truncate()
/Linux-v4.19/drivers/gpu/drm/msm/dsi/pll/
Ddsi_pll_10nm.c68 u32 frac_bits; member
132 config->frac_bits = 18; in dsi_pll_setup_config()
166 multiplier = 1 << config->frac_bits; in dsi_pll_calc_dec_frac()
215 ssc_step_size *= (1 << config->frac_bits); in dsi_pll_calc_ssc()
232 regs->decimal_div_start, frac, config->frac_bits); in dsi_pll_calc_ssc()