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Searched refs:den (Results 1 – 25 of 87) sorted by relevance

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/linux-6.15/arch/arm/mach-omap2/
H A Dtimer.c64 unsigned long long num, den; in realtime_counter_init() local
104 den = 244; in realtime_counter_init()
113 den = 125; in realtime_counter_init()
117 den = 1625; in realtime_counter_init()
121 den = 25; in realtime_counter_init()
125 den = 625; in realtime_counter_init()
129 den = 1625; in realtime_counter_init()
133 den = 1125; in realtime_counter_init()
139 den = 25; in realtime_counter_init()
152 reg |= den; in realtime_counter_init()
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/linux-6.15/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_pll.c44 static void amdgpu_pll_reduce_ratio(unsigned *nom, unsigned *den, in amdgpu_pll_reduce_ratio() argument
50 tmp = gcd(*nom, *den); in amdgpu_pll_reduce_ratio()
52 *den /= tmp; in amdgpu_pll_reduce_ratio()
58 *den *= tmp; in amdgpu_pll_reduce_ratio()
62 if (*den < den_min) { in amdgpu_pll_reduce_ratio()
63 tmp = DIV_ROUND_UP(den_min, *den); in amdgpu_pll_reduce_ratio()
65 *den *= tmp; in amdgpu_pll_reduce_ratio()
85 unsigned int den, unsigned int post_div, in amdgpu_pll_get_fb_ref_div() argument
98 *fb_div = DIV_ROUND_CLOSEST(nom * *ref_div * post_div, den); in amdgpu_pll_get_fb_ref_div()
138 unsigned nom, den; in amdgpu_pll_compute() local
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/linux-6.15/drivers/gpu/drm/i915/display/
H A Dintel_sprite.c196 *den = 8; in vlv_plane_ratio()
200 *den = 16; in vlv_plane_ratio()
204 *den = 1; in vlv_plane_ratio()
211 *den = 8; in vlv_plane_ratio()
215 *den = 16; in vlv_plane_ratio()
219 *den = 1; in vlv_plane_ratio()
226 *den = 8; in vlv_plane_ratio()
230 *den = 1; in vlv_plane_ratio()
497 *den = 8; in ivb_plane_ratio()
532 *den = 8; in ivb_plane_ratio_scaling()
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/linux-6.15/lib/
H A Dflex_proportions.c152 s64 num, den; in fprop_fraction_percpu() local
158 den = percpu_counter_read_positive(&p->events); in fprop_fraction_percpu()
165 if (den <= num) { in fprop_fraction_percpu()
167 den = num; in fprop_fraction_percpu()
169 den = 1; in fprop_fraction_percpu()
171 *denominator = den; in fprop_fraction_percpu()
/linux-6.15/lib/crypto/mpi/
H A Dmpi-div.c17 int mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den);
56 int mpi_tdiv_r(MPI rem, MPI num, MPI den) in mpi_tdiv_r() argument
58 return mpi_tdiv_qr(NULL, rem, num, den); in mpi_tdiv_r()
61 int mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den) in mpi_tdiv_qr() argument
66 mpi_size_t dsize = den->nlimbs; in mpi_tdiv_qr()
69 mpi_size_t sign_quotient = num->sign ^ den->sign; in mpi_tdiv_qr()
110 dp = den->d; in mpi_tdiv_qr()
/linux-6.15/drivers/media/dvb-frontends/cxd2880/
H A Dcxd2880_tnrdmd_dvbt_mon.c550 int den; in cxd2880_tnrdmd_dvbt_mon_sampling_offset() local
639 den = (nominal_rate_reg[0] & 0x7f) << 24; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
640 den |= nominal_rate_reg[1] << 16; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
641 den |= nominal_rate_reg[2] << 8; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
642 den |= nominal_rate_reg[3]; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
643 den = (den + (390625 / 2)) / 390625; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
645 den >>= 1; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
648 *ppm = (num + (den / 2)) / den; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
650 *ppm = (num - (den / 2)) / den; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
H A Dcxd2880_tnrdmd_dvbt2_mon.c1437 int den; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset() local
1537 den = (nominal_rate_reg[0] & 0x7f) << 24; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1538 den |= nominal_rate_reg[1] << 16; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1539 den |= nominal_rate_reg[2] << 8; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1540 den |= nominal_rate_reg[3]; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1541 den = (den + (390625 / 2)) / 390625; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1543 den >>= 1; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1546 *ppm = (num + (den / 2)) / den; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
1548 *ppm = (num - (den / 2)) / den; in cxd2880_tnrdmd_dvbt2_mon_sampling_offset()
/linux-6.15/sound/core/
H A Dpcm_lib.c846 unsigned int den; in snd_interval_ratnum() local
860 den -= r; in snd_interval_ratnum()
868 best_den = den; in snd_interval_ratnum()
885 unsigned int den; in snd_interval_ratnum() local
909 best_den = den; in snd_interval_ratnum()
962 unsigned int den = rats[k].den; in snd_interval_ratden() local
965 num = mul(q, den); in snd_interval_ratden()
980 best_den = den; in snd_interval_ratden()
994 unsigned int den = rats[k].den; in snd_interval_ratden() local
997 num = mul(q, den); in snd_interval_ratden()
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/linux-6.15/drivers/clk/spear/
H A Dclk-aux-synth.c66 unsigned int num = 1, den = 1, val, eqn; in clk_aux_recalc_rate() local
79 den = 2; in clk_aux_recalc_rate()
86 den *= (val >> aux->masks->yscale_sel_shift) & in clk_aux_recalc_rate()
89 if (!den) in clk_aux_recalc_rate()
92 return (((parent_rate / 10000) * num) / den) * 10000; in clk_aux_recalc_rate()
H A Dclk-vco-pll.c194 unsigned int num = 2, den = 0, val, mode = 0; in clk_vco_recalc_rate() local
206 den = (val >> PLL_DIV_N_SHIFT) & PLL_DIV_N_MASK; in clk_vco_recalc_rate()
215 den *= 256; in clk_vco_recalc_rate()
218 if (!den) { in clk_vco_recalc_rate()
223 return (((parent_rate / 10000) * num) / den) * 10000; in clk_vco_recalc_rate()
/linux-6.15/sound/pci/emu10k1/
H A Dtimer.c49 unsigned long *num, unsigned long *den) in snd_emu10k1_timer_precise_resolution() argument
55 *den = emu->emu1010.word_clock; in snd_emu10k1_timer_precise_resolution()
57 *den = 48000; in snd_emu10k1_timer_precise_resolution()
/linux-6.15/drivers/gpu/drm/amd/display/dc/basics/
H A Dconversion.c150 void reduce_fraction(uint32_t num, uint32_t den, in reduce_fraction() argument
155 gcd = find_gcd(num, den); in reduce_fraction()
157 *out_den = den / gcd; in reduce_fraction()
/linux-6.15/drivers/clk/qcom/
H A Dclk-rcg2.c727 duty->den = 2; in clk_rcg2_get_duty_cycle()
738 duty->den = 2; in clk_rcg2_get_duty_cycle()
750 duty->den = n; in clk_rcg2_get_duty_cycle()
863 int den; member
919 f.n = frac->den; in clk_edp_pixel_set_rate()
1183 f.n = frac->den; in clk_pixel_set_rate()
1793 if (!num || !den) in clk_rcg2_dp_set_rate()
1812 if (num != den) { in clk_rcg2_dp_set_rate()
1814 f.n = den; in clk_rcg2_dp_set_rate()
1841 if (!num || !den) in clk_rcg2_dp_determine_rate()
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/linux-6.15/lib/math/tests/
H A Drational_kunit.c8 unsigned long num, den; member
39 rational_best_approximation(param->num, param->den, param->max_num, param->max_den, &n, &d); in rational_test()
/linux-6.15/include/trace/events/
H A Dclk.h240 __field( unsigned int, den )
246 __entry->den = duty->den;
250 (unsigned int)__entry->den)
/linux-6.15/drivers/gpu/drm/i915/gt/
H A Dintel_gt_clock_utils.c201 static u64 div_u64_roundup(u64 nom, u32 den) in div_u64_roundup() argument
203 return div_u64(nom + den - 1, den); in div_u64_roundup()
/linux-6.15/sound/soc/codecs/
H A Dpcm512x.c760 unsigned long den; in pcm512x_find_pll_coeff() local
766 den = pllin_rate / common; in pcm512x_find_pll_coeff()
769 if (pllin_rate / den > 20000000 && num < 8) { in pcm512x_find_pll_coeff()
771 den *= DIV_ROUND_UP(pllin_rate / den, 20000000); in pcm512x_find_pll_coeff()
775 P = den; in pcm512x_find_pll_coeff()
776 if (den <= 15 && num <= 16 * 63 in pcm512x_find_pll_coeff()
801 common = gcd(10000 * num, den); in pcm512x_find_pll_coeff()
803 den /= common; in pcm512x_find_pll_coeff()
806 for (P = den; P <= 15; P++) { in pcm512x_find_pll_coeff()
809 if (num * P % den) in pcm512x_find_pll_coeff()
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/linux-6.15/lib/reed_solomon/
H A Ddecode_rs.c23 uint16_t u, q, tmp, num1, num2, den, discr_r, syn_error; variable
268 den = 0;
274 den ^= alpha_to[rs_modnn(rs, lambda[i + 1] +
281 nn - index_of[den])];
/linux-6.15/drivers/clk/meson/
H A Dsclk-div.c117 sclk->cached_duty.den); in sclk_apply_ratio()
148 duty->den = 2; in sclk_div_get_duty_cycle()
154 duty->den = sclk->cached_div; in sclk_div_get_duty_cycle()
/linux-6.15/drivers/thermal/
H A Dk3_j72xx_bandgap.c85 int m = 0, c, num, den, i, err, idx1, idx2, err1, err2, ref1, ref2; in create_table_segments() local
103 den = err2 - err1; in create_table_segments()
104 if (den) in create_table_segments()
105 m = num / den; in create_table_segments()
112 if (den != 0 && m != 0) { in create_table_segments()
/linux-6.15/drivers/gpu/drm/radeon/
H A Dradeon_display.c891 tmp = gcd(*nom, *den); in avivo_reduce_ratio()
893 *den /= tmp; in avivo_reduce_ratio()
899 *den *= tmp; in avivo_reduce_ratio()
903 if (*den < den_min) { in avivo_reduce_ratio()
904 tmp = DIV_ROUND_UP(den_min, *den); in avivo_reduce_ratio()
906 *den *= tmp; in avivo_reduce_ratio()
932 *ref_div = min(max(den/post_div, 1u), ref_div_max); in avivo_get_fb_ref_div()
971 unsigned nom, den; in radeon_compute_pll_avivo() local
1032 den = pll->reference_freq; in radeon_compute_pll_avivo()
1035 avivo_reduce_ratio(&nom, &den, fb_div_min, post_div_min); in radeon_compute_pll_avivo()
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/linux-6.15/drivers/video/fbdev/core/
H A Dfbcvt.c76 u32 den; in fb_cvt_hperiod() local
80 den = 2 * (cvt->yres/cvt->interlace + 2 * cvt->v_margin); in fb_cvt_hperiod()
83 den = 2 * (cvt->yres/cvt->interlace + cvt->v_margin * 2 in fb_cvt_hperiod()
87 return 2 * (num/den); in fb_cvt_hperiod()
/linux-6.15/drivers/staging/media/meson/vdec/
H A Dcodec_vp9.c1457 den = tree_left + tree_right; in vp9_tree_merge_probs()
1459 if (den == 0) { in vp9_tree_merge_probs()
1465 (den >> 1)), in vp9_tree_merge_probs()
1466 den)); in vp9_tree_merge_probs()
1516 m_count = min(den, count_sat); in adapt_coef_probs_cxt()
1518 get_prob = (den == 0) ? in adapt_coef_probs_cxt()
1521 (den >> 1)), den)); in adapt_coef_probs_cxt()
1563 int den; in adapt_coef_probs() local
1663 if (den == 0) { in adapt_coef_probs()
1670 (den >> 1)), in adapt_coef_probs()
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/linux-6.15/drivers/clk/
H A Dclk-versaclock7.c268 static u64 vc7_128_div_64_to_64(u64 numhi, u64 numlo, u64 den, u64 *r) in vc7_128_div_64_to_64() argument
303 if (numhi >= den) { in vc7_128_div_64_to_64()
322 shift = __builtin_clzll(den); in vc7_128_div_64_to_64()
323 den <<= shift; in vc7_128_div_64_to_64()
334 den1 = (u32)(den >> 32); in vc7_128_div_64_to_64()
335 den0 = (u32)(den & 0xFFFFFFFFu); in vc7_128_div_64_to_64()
346 qhat -= (c1 - c2 > den) ? 2 : 1; in vc7_128_div_64_to_64()
350 rem = numhi * b + num1 - q1 * den; in vc7_128_div_64_to_64()
360 qhat -= (c1 - c2 > den) ? 2 : 1; in vc7_128_div_64_to_64()
365 *r = (rem * b + num0 - q0 * den) >> shift; in vc7_128_div_64_to_64()
/linux-6.15/drivers/net/ethernet/hisilicon/hns3/hns3pf/
H A Dhclge_ptp.c16 ptp->cycle.den = readl(hdev->ptp->io_base + HCLGE_PTP_CYCLE_DEN_REG); in hclge_ptp_get_cycle()
18 if (ptp->cycle.den == 0) { in hclge_ptp_get_cycle()
34 adj_base = (u64)cycle->quo * (u64)cycle->den + (u64)cycle->numer; in hclge_ptp_adjfine()
42 quo = div_u64_rem(adj_val, cycle->den, &numerator); in hclge_ptp_adjfine()
48 writel(cycle->den, hdev->ptp->io_base + HCLGE_PTP_CYCLE_DEN_REG); in hclge_ptp_adjfine()

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