| /drivers/gpu/drm/amd/amdgpu/ |
| D | amdgpu_pll.c | 43 static void amdgpu_pll_reduce_ratio(unsigned *nom, unsigned *den, in amdgpu_pll_reduce_ratio() argument
49 tmp = gcd(*nom, *den); in amdgpu_pll_reduce_ratio()
51 *den /= tmp; in amdgpu_pll_reduce_ratio()
57 *den *= tmp; in amdgpu_pll_reduce_ratio()
61 if (*den < den_min) { in amdgpu_pll_reduce_ratio()
62 tmp = DIV_ROUND_UP(den_min, *den); in amdgpu_pll_reduce_ratio()
64 *den *= tmp; in amdgpu_pll_reduce_ratio()
82 static void amdgpu_pll_get_fb_ref_div(unsigned nom, unsigned den, unsigned post_div, in amdgpu_pll_get_fb_ref_div() argument
90 *ref_div = min(max(DIV_ROUND_CLOSEST(den, post_div), 1u), ref_div_max); in amdgpu_pll_get_fb_ref_div()
91 *fb_div = DIV_ROUND_CLOSEST(nom * *ref_div * post_div, den); in amdgpu_pll_get_fb_ref_div()
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| /drivers/clk/mmp/ |
| D | clk-frac.c | 36 rate = (((*prate / 10000) * factor->ftbl[i].den) / in clk_factor_round_rate()
56 unsigned int val, num, den; in clk_factor_recalc_rate() local
64 den = (val >> masks->den_shift) & masks->den_mask; in clk_factor_recalc_rate()
66 if (!den) in clk_factor_recalc_rate()
69 return (((parent_rate / 10000) * den) / in clk_factor_recalc_rate()
86 rate = (((prate / 10000) * factor->ftbl[i].den) / in clk_factor_set_rate()
103 val |= (factor->ftbl[i].den & masks->den_mask) << masks->den_shift; in clk_factor_set_rate()
117 u32 val, num, den; in clk_factor_init() local
130 den = (val >> masks->den_shift) & masks->den_mask; in clk_factor_init()
133 if (den == factor->ftbl[i].den && num == factor->ftbl[i].num) in clk_factor_init()
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| D | clk-of-pxa1928.c | 65 {.num = 832, .den = 234}, /*58.5MHZ */
66 {.num = 1, .den = 1}, /*26MHZ */
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| D | clk-of-mmp2.c | 102 {.num = 8125, .den = 1536}, /*14.745MHZ */
103 {.num = 3521, .den = 689}, /*19.23MHZ */
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| D | clk-mmp2.c | 67 {.num = 8125, .den = 1536}, /*14.745MHZ */
68 {.num = 3521, .den = 689}, /*19.23MHZ */
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| D | clk.h | 22 unsigned int den; member
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| /drivers/clk/spear/ |
| D | clk-aux-synth.c | 69 unsigned int num = 1, den = 1, val, eqn; in clk_aux_recalc_rate() local
82 den = 2; in clk_aux_recalc_rate()
89 den *= (val >> aux->masks->yscale_sel_shift) & in clk_aux_recalc_rate()
92 if (!den) in clk_aux_recalc_rate()
95 return (((parent_rate / 10000) * num) / den) * 10000; in clk_aux_recalc_rate()
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| D | clk-vco-pll.c | 197 unsigned int num = 2, den = 0, val, mode = 0; in clk_vco_recalc_rate() local
209 den = (val >> PLL_DIV_N_SHIFT) & PLL_DIV_N_MASK; in clk_vco_recalc_rate()
218 den *= 256; in clk_vco_recalc_rate()
221 if (!den) { in clk_vco_recalc_rate()
226 return (((parent_rate / 10000) * num) / den) * 10000; in clk_vco_recalc_rate()
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| /drivers/media/i2c/m5mols/ |
| D | m5mols_capture.c | 43 u32 num, den; in m5mols_read_rational() local
47 ret = m5mols_read_u32(sd, addr_den, &den); in m5mols_read_rational()
50 *val = den == 0 ? 0 : num / den; in m5mols_read_rational()
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| /drivers/iio/adc/ |
| D | qcom-spmi-vadc.c | 138 u32 den; member
190 {.num = 1, .den = 1},
191 {.num = 1, .den = 3},
192 {.num = 1, .den = 4},
193 {.num = 1, .den = 6},
194 {.num = 1, .den = 20},
195 {.num = 1, .den = 8},
196 {.num = 10, .den = 81},
197 {.num = 1, .den = 10}
489 voltage = voltage * prescale->den; in vadc_calibrate()
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| /drivers/clk/qcom/ |
| D | clk-rcg2.c | 389 int den; member
433 request *= frac->den; in clk_edp_pixel_set_rate()
445 f.n = frac->den; in clk_edp_pixel_set_rate()
483 request *= frac->den; in clk_edp_pixel_determine_rate()
495 frac->num, frac->den, in clk_edp_pixel_determine_rate()
496 !!frac->den, hid_div); in clk_edp_pixel_determine_rate()
658 request = (req->rate * frac->den) / frac->num; in clk_pixel_determine_rate()
666 req->rate = (src_rate * frac->num) / frac->den; in clk_pixel_determine_rate()
696 request = (rate * frac->den) / frac->num; in clk_pixel_set_rate()
708 f.n = frac->den; in clk_pixel_set_rate()
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| D | clk-rcg.c | 591 int den; member
609 request = (req->rate * frac->den) / frac->num; in clk_rcg_pixel_determine_rate()
618 req->rate = (src_rate * frac->num) / frac->den; in clk_rcg_pixel_determine_rate()
652 request = (rate * frac->den) / frac->num; in clk_rcg_pixel_set_rate()
659 f.n = frac->den; in clk_rcg_pixel_set_rate()
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| /drivers/media/v4l2-core/ |
| D | v4l2-dv-timings.c | 635 u32 den; in v4l2_detect_gtf() local
639 den = (hfreq * (100 - GTF_D_C_PRIME) + GTF_D_M_PRIME * 1000) * in v4l2_detect_gtf()
641 h_blank = div_u64((num + (den >> 1)), den); in v4l2_detect_gtf()
645 u32 den; in v4l2_detect_gtf() local
649 den = (hfreq * (100 - GTF_S_C_PRIME) + GTF_S_M_PRIME * 1000) * in v4l2_detect_gtf()
651 h_blank = div_u64((num + (den >> 1)), den); in v4l2_detect_gtf()
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| /drivers/video/fbdev/core/ |
| D | fbcvt.c | 76 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()
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| /drivers/gpu/drm/radeon/ |
| D | radeon_display.c | 915 static void avivo_reduce_ratio(unsigned *nom, unsigned *den, in avivo_reduce_ratio() argument
921 tmp = gcd(*nom, *den); in avivo_reduce_ratio()
923 *den /= tmp; in avivo_reduce_ratio()
929 *den *= tmp; in avivo_reduce_ratio()
933 if (*den < den_min) { in avivo_reduce_ratio()
934 tmp = DIV_ROUND_UP(den_min, *den); in avivo_reduce_ratio()
936 *den *= tmp; in avivo_reduce_ratio()
954 static void avivo_get_fb_ref_div(unsigned nom, unsigned den, unsigned post_div, in avivo_get_fb_ref_div() argument
962 *ref_div = min(max(DIV_ROUND_CLOSEST(den, post_div), 1u), ref_div_max); in avivo_get_fb_ref_div()
963 *fb_div = DIV_ROUND_CLOSEST(nom * *ref_div * post_div, den); in avivo_get_fb_ref_div()
[all …]
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| /drivers/video/fbdev/riva/ |
| D | fbdev.c | 866 int nom, int den) in rivafb_do_maximize() argument
886 if (modes[i].xres * nom / den * modes[i].yres < in rivafb_do_maximize()
903 var->xres_virtual = (info->fix.smem_len * den / in rivafb_do_maximize()
909 var->yres_virtual = info->fix.smem_len * den / in rivafb_do_maximize()
915 if (var->xres_virtual * nom / den * var->yres_virtual > info->fix.smem_len) { in rivafb_do_maximize()
924 if (var->xres_virtual * nom / den >= 8192) { in rivafb_do_maximize()
927 var->xres_virtual, 8192 * den / nom - 16); in rivafb_do_maximize()
928 var->xres_virtual = 8192 * den / nom - 16; in rivafb_do_maximize()
1087 int nom, den; /* translating from pixels->bytes */ in rivafb_check_var() local
1099 nom = den = 1; in rivafb_check_var()
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| /drivers/video/fbdev/aty/ |
| D | radeonfb.h | 438 static inline int round_div(int num, int den) in round_div() argument
440 return (num + (den / 2)) / den; in round_div()
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| D | radeon_base.c | 844 int nom, den; in radeonfb_check_var() local
872 nom = den = 1; in radeonfb_check_var()
879 den = 1; in radeonfb_check_var()
888 den = 1; in radeonfb_check_var()
899 den = 1; in radeonfb_check_var()
908 den = 1; in radeonfb_check_var()
939 if (((v.xres_virtual * v.yres_virtual * nom) / den) > rinfo->mapped_vram) in radeonfb_check_var()
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| /drivers/video/fbdev/matrox/ |
| D | matroxfb_maven.c | 200 unsigned int den; member
215 .den = 50
220 .den = 60
230 unsigned int fmin = pll->vco_freq_min / ctl->den; in matroxfb_PLL_mavenclock()
240 fmax = pll->vco_freq_max / ctl->den; in matroxfb_PLL_mavenclock()
294 return fxtal * (*feed) / (*in) * ctl->den; in matroxfb_PLL_mavenclock()
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| /drivers/media/platform/soc_camera/ |
| D | mx2_camera.c | 1011 unsigned int num, den; in mx2_emmaprp_resize() local
1037 den = out / m; in mx2_emmaprp_resize()
1041 if ((num >= 2 * den) && (den == 1) && in mx2_emmaprp_resize()
1074 int in_pos_inc = 2 * den; in mx2_emmaprp_resize()
1077 int init_carry = num - den; in mx2_emmaprp_resize()
1081 v = den + in_pos_inc; in mx2_emmaprp_resize()
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| D | mx3_camera.c | 743 unsigned int num, den; in configure_geometry() local
744 int ret = soc_mbus_samples_per_pixel(fmt, &num, &den); in configure_geometry()
746 width = width * num / den; in configure_geometry()
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| /drivers/video/fbdev/ |
| D | cirrusfb.c | 408 static void bestclock(long freq, int *nom, int *den, int *div);
669 int nom, den, div; in cirrusfb_set_par_foo() local
845 bestclock(freq, &nom, &den, &div); in cirrusfb_set_par_foo()
848 freq, nom, den, div); in cirrusfb_set_par_foo()
885 tmp = den << 1; in cirrusfb_set_par_foo()
2739 static void bestclock(long freq, int *nom, int *den, int *div) in bestclock() argument
2745 assert(den != NULL); in bestclock()
2749 *den = 0; in bestclock()
2773 *den = temp; in bestclock()
2788 *den = d; in bestclock()
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| /drivers/dma/sh/ |
| D | sudmac.c | 94 u32 den = sudmac_readl(sc, SUDMAC_CH0DEN + sc->offset); in sudmac_is_busy() local
96 if (den) in sudmac_is_busy()
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| /drivers/net/wireless/b43/ |
| D | phy_ht.c | 729 s32 num, den, pwr; in b43_phy_ht_tx_power_ctl_setup() local
734 den = 32768 + a1[c] * i; in b43_phy_ht_tx_power_ctl_setup()
735 pwr = max((4 * num + den / 2) / den, -8); in b43_phy_ht_tx_power_ctl_setup()
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| /drivers/media/platform/exynos4-is/ |
| D | fimc-is-param.h | 818 u32 den; member
823 s32 den; member
|