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Searched refs:ref_div (Results 1 – 25 of 36) sorted by relevance

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/Linux-v5.4/arch/mips/ath79/
Dclock.c148 u32 ref_div; in ar933x_clocks_init() local
167 ref_div = 1; in ar933x_clocks_init()
182 ref_div = t; in ar933x_clocks_init()
205 ref_div * out_div * cpu_div); in ar933x_clocks_init()
207 ref_div * out_div * ddr_div); in ar933x_clocks_init()
209 ref_div * out_div * ahb_div); in ar933x_clocks_init()
212 static u32 __init ar934x_get_pll_freq(u32 ref, u32 ref_div, u32 nint, u32 nfrac, in ar934x_get_pll_freq() argument
220 do_div(t, ref_div); in ar934x_get_pll_freq()
225 do_div(t, ref_div * frac); in ar934x_get_pll_freq()
238 u32 pll, out_div, ref_div, nint, nfrac, frac, clk_ctrl, postdiv; in ar934x_clocks_init() local
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/Linux-v5.4/drivers/gpu/drm/amd/amdgpu/
Damdgpu_pll.c85 unsigned *fb_div, unsigned *ref_div) in amdgpu_pll_get_fb_ref_div() argument
91 *ref_div = min(max(DIV_ROUND_CLOSEST(den, post_div), 1u), ref_div_max); in amdgpu_pll_get_fb_ref_div()
92 *fb_div = DIV_ROUND_CLOSEST(nom * *ref_div * post_div, den); in amdgpu_pll_get_fb_ref_div()
96 *ref_div = DIV_ROUND_CLOSEST(*ref_div * fb_div_max, *fb_div); in amdgpu_pll_get_fb_ref_div()
127 unsigned ref_div_min, ref_div_max, ref_div; in amdgpu_pll_compute() local
202 ref_div_max, &fb_div, &ref_div); in amdgpu_pll_compute()
204 (ref_div * post_div)); in amdgpu_pll_compute()
217 &fb_div, &ref_div); in amdgpu_pll_compute()
221 amdgpu_pll_reduce_ratio(&fb_div, &ref_div, fb_div_min, ref_div_min); in amdgpu_pll_compute()
229 ref_div *= tmp; in amdgpu_pll_compute()
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Datombios_crtc.c582 u32 ref_div, in amdgpu_atombios_crtc_program_pll() argument
609 args.v1.usRefDiv = cpu_to_le16(ref_div); in amdgpu_atombios_crtc_program_pll()
619 args.v2.usRefDiv = cpu_to_le16(ref_div); in amdgpu_atombios_crtc_program_pll()
629 args.v3.usRefDiv = cpu_to_le16(ref_div); in amdgpu_atombios_crtc_program_pll()
646 args.v5.ucRefDiv = ref_div; in amdgpu_atombios_crtc_program_pll()
676 args.v6.ucRefDiv = ref_div; in amdgpu_atombios_crtc_program_pll()
826 u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0; in amdgpu_atombios_crtc_set_pll() local
855 &fb_div, &frac_fb_div, &ref_div, &post_div); in amdgpu_atombios_crtc_set_pll()
862 ref_div, fb_div, frac_fb_div, post_div, in amdgpu_atombios_crtc_set_pll()
875 step_size = (4 * amount * ref_div * ((u32)amdgpu_crtc->ss.rate * 2048)) / in amdgpu_atombios_crtc_set_pll()
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Datombios_crtc.h48 u32 ref_div,
Damdgpu_atombios.h43 u32 ref_div; member
/Linux-v5.4/drivers/gpu/drm/radeon/
Dradeon_clocks.c42 uint32_t fb_div, ref_div, post_div, sclk; in radeon_legacy_get_engine_clock() local
49 ref_div = in radeon_legacy_get_engine_clock()
52 if (ref_div == 0) in radeon_legacy_get_engine_clock()
55 sclk = fb_div / ref_div; in radeon_legacy_get_engine_clock()
72 uint32_t fb_div, ref_div, post_div, mclk; in radeon_legacy_get_memory_clock() local
79 ref_div = in radeon_legacy_get_memory_clock()
82 if (ref_div == 0) in radeon_legacy_get_memory_clock()
85 mclk = fb_div / ref_div; in radeon_legacy_get_memory_clock()
355 int ref_div = spll->reference_div; in calc_eng_mem_clock() local
357 if (!ref_div) in calc_eng_mem_clock()
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Dradeon_display.c924 unsigned *fb_div, unsigned *ref_div) in avivo_get_fb_ref_div() argument
930 *ref_div = min(max(den/post_div, 1u), ref_div_max); in avivo_get_fb_ref_div()
931 *fb_div = DIV_ROUND_CLOSEST(nom * *ref_div * post_div, den); in avivo_get_fb_ref_div()
935 *ref_div = (*ref_div * fb_div_max)/(*fb_div); in avivo_get_fb_ref_div()
966 unsigned ref_div_min, ref_div_max, ref_div; in radeon_compute_pll_avivo() local
1044 ref_div_max, &fb_div, &ref_div); in radeon_compute_pll_avivo()
1046 (ref_div * post_div)); in radeon_compute_pll_avivo()
1059 &fb_div, &ref_div); in radeon_compute_pll_avivo()
1063 avivo_reduce_ratio(&fb_div, &ref_div, fb_div_min, ref_div_min); in radeon_compute_pll_avivo()
1071 ref_div *= tmp; in radeon_compute_pll_avivo()
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Drv740_dpm.c141 reference_divider = 1 + dividers.ref_div; in rv740_populate_sclk_value()
148 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in rv740_populate_sclk_value()
216 mpll_ad_func_cntl |= CLKR(dividers.ref_div); in rv740_populate_mclk_value()
233 mpll_dq_func_cntl |= CLKR(dividers.ref_div); in rv740_populate_mclk_value()
252 u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div); in rv740_populate_mclk_value()
Drs780_dpm.c88 r600_engine_clock_entry_set_reference_divider(rdev, 0, dividers.ref_div); in rs780_initialize_dpm_power_state()
455 if ((min_dividers.ref_div != max_dividers.ref_div) || in rs780_set_engine_clock_scaling()
457 (max_dividers.ref_div != current_max_dividers.ref_div) || in rs780_set_engine_clock_scaling()
990 u32 ref_div = ((func_cntl & SPLL_REF_DIV_MASK) >> SPLL_REF_DIV_SHIFT) + 1; in rs780_dpm_debugfs_print_current_performance_level() local
994 (post_div * ref_div); in rs780_dpm_debugfs_print_current_performance_level()
1012 u32 ref_div = ((func_cntl & SPLL_REF_DIV_MASK) >> SPLL_REF_DIV_SHIFT) + 1; in rs780_dpm_get_current_sclk() local
1016 (post_div * ref_div); in rs780_dpm_get_current_sclk()
Datombios_crtc.c829 u32 ref_div, in atombios_crtc_program_pll() argument
856 args.v1.usRefDiv = cpu_to_le16(ref_div); in atombios_crtc_program_pll()
866 args.v2.usRefDiv = cpu_to_le16(ref_div); in atombios_crtc_program_pll()
876 args.v3.usRefDiv = cpu_to_le16(ref_div); in atombios_crtc_program_pll()
893 args.v5.ucRefDiv = ref_div; in atombios_crtc_program_pll()
922 args.v6.ucRefDiv = ref_div; in atombios_crtc_program_pll()
1072 u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0; in atombios_crtc_set_pll() local
1104 &fb_div, &frac_fb_div, &ref_div, &post_div); in atombios_crtc_set_pll()
1107 &fb_div, &frac_fb_div, &ref_div, &post_div); in atombios_crtc_set_pll()
1110 &fb_div, &frac_fb_div, &ref_div, &post_div); in atombios_crtc_set_pll()
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Drv730_dpm.c61 reference_divider = 1 + dividers.ref_div; in rv730_populate_sclk_value()
79 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in rv730_populate_sclk_value()
139 reference_divider = dividers.ref_div + 1; in rv730_populate_mclk_value()
154 mpll_func_cntl |= MPLL_REF_DIV(dividers.ref_div); in rv730_populate_mclk_value()
Drv770_dpm.c333 reference_divider = dividers->ref_div; in rv770_calculate_fractional_mpll_feedback_divider()
414 if ((dividers.ref_div < 1) || (dividers.ref_div > 5)) in rv770_populate_mclk_value()
432 mpll_ad_func_cntl |= CLKR(encoded_reference_dividers[dividers.ref_div - 1]); in rv770_populate_mclk_value()
460 mpll_dq_func_cntl |= CLKR(encoded_reference_dividers[dividers.ref_div - 1]); in rv770_populate_mclk_value()
510 reference_divider = 1 + dividers.ref_div; in rv770_populate_sclk_value()
526 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in rv770_populate_sclk_value()
810 (MPLL_LOCK_TIME(R600_MPLLLOCKTIME_DFLT * pi->ref_div) | in rv770_program_mpll_timing_parameters()
2376 pi->ref_div = dividers.ref_div + 1; in rv770_dpm_init()
2378 pi->ref_div = R600_REFERENCEDIVIDER_DFLT; in rv770_dpm_init()
Drv6xx_dpm.c530 (dividers->ref_div + 1); in rv6xx_calculate_vco_frequency()
567 (ref_clk / (dividers.ref_div + 1)), in rv6xx_program_engine_spread_spectrum()
573 (ref_clk / (dividers.ref_div + 1))); in rv6xx_program_engine_spread_spectrum()
606 rv6xx_memory_clock_entry_set_reference_divider(rdev, entry, dividers.ref_div); in rv6xx_program_mclk_stepping_entry()
685 (ref_clk / (dividers.ref_div + 1)), in rv6xx_program_mclk_spread_spectrum_parameters()
691 (ref_clk / (dividers.ref_div + 1))); in rv6xx_program_mclk_spread_spectrum_parameters()
1960 pi->spll_ref_div = dividers.ref_div + 1; in rv6xx_dpm_init()
1967 pi->mpll_ref_div = dividers.ref_div + 1; in rv6xx_dpm_init()
Dradeon_legacy_crtc.c266 static uint8_t radeon_compute_pll_gain(uint16_t ref_freq, uint16_t ref_div, in radeon_compute_pll_gain() argument
271 if (!ref_div) in radeon_compute_pll_gain()
274 vcoFreq = ((unsigned)ref_freq * fb_div) / ref_div; in radeon_compute_pll_gain()
Dcypress_dpm.c520 mpll_ad_func_cntl |= CLKR(dividers.ref_div); in cypress_populate_mclk_value()
537 mpll_dq_func_cntl |= CLKR(dividers.ref_div); in cypress_populate_mclk_value()
561 u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div); in cypress_populate_mclk_value()
2059 pi->ref_div = dividers.ref_div + 1; in cypress_dpm_init()
2061 pi->ref_div = R600_REFERENCEDIVIDER_DFLT; in cypress_dpm_init()
Drv770_dpm.h115 u32 ref_div; member
Dni_dpm.c2022 reference_divider = 1 + dividers.ref_div; in ni_calculate_sclk_params()
2030 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in ni_calculate_sclk_params()
2202 mpll_ad_func_cntl |= CLKR(dividers.ref_div); in ni_populate_mclk_value()
2219 mpll_dq_func_cntl |= CLKR(dividers.ref_div); in ni_populate_mclk_value()
2243 u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div); in ni_populate_mclk_value()
4108 pi->ref_div = dividers.ref_div + 1; in ni_dpm_init()
4110 pi->ref_div = R600_REFERENCEDIVIDER_DFLT; in ni_dpm_init()
Dbtc_dpm.c2611 pi->ref_div = dividers.ref_div + 1; in btc_dpm_init()
2613 pi->ref_div = R600_REFERENCEDIVIDER_DFLT; in btc_dpm_init()
/Linux-v5.4/arch/mips/netlogic/xlp/
Dnlm_hal.c311 u32 mdiv, fdiv, pll_out_freq_den, reg_select, ref_div, pic_div; in nlm_xlp2_get_pic_frequency() local
328 ref_div = 3; in nlm_xlp2_get_pic_frequency()
332 ref_div = 1; in nlm_xlp2_get_pic_frequency()
336 ref_div = 1; in nlm_xlp2_get_pic_frequency()
340 ref_div = 3; in nlm_xlp2_get_pic_frequency()
432 pll_out_freq_den = (1 << vco_post_div) * pll_post_div * ref_div; in nlm_xlp2_get_pic_frequency()
/Linux-v5.4/drivers/media/dvb-frontends/
Dtda8261.c72 static const u8 ref_div[] = { 0x00, 0x01, 0x02, 0x05, 0x07 }; variable
109 buf[2] = (0x01 << 7) | ((ref_div[config->step_size] & 0x07) << 1); in tda8261_set_params()
/Linux-v5.4/drivers/net/wireless/ath/ath9k/
Dar9002_phy.c307 int ref_div = 5; in ar9002_hw_compute_pll_control() local
313 ref_div = 10; in ar9002_hw_compute_pll_control()
320 pll = SM(ref_div, AR_RTC_9160_PLL_REFDIV); in ar9002_hw_compute_pll_control()
/Linux-v5.4/drivers/gpu/drm/amd/display/dc/dcn20/
Ddcn20_hubbub.c535 uint32_t ref_div = 0; in hubbub2_get_dchub_ref_freq() local
538 REG_GET_2(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, &ref_div, in hubbub2_get_dchub_ref_freq()
542 if (ref_div == 2) in hubbub2_get_dchub_ref_freq()
/Linux-v5.4/drivers/video/fbdev/aty/
Dradeon_base.c582 unsigned sclk, mclk, tmp, ref_div; in radeon_probe_pll_params() local
692 ref_div = INPLL(PPLL_REF_DIV) & 0x3ff; in radeon_probe_pll_params()
702 rinfo->pll.ref_div = ref_div; in radeon_probe_pll_params()
771 rinfo->pll.ref_div = INPLL(PPLL_REF_DIV) & PPLL_REF_DIV_MASK; in radeon_get_pllinfo()
794 rinfo->pll.ref_div = BIOS_IN16(pll_info_block + 0x10); in radeon_get_pllinfo()
829 rinfo->pll.ref_div, in radeon_get_pllinfo()
1624 rinfo->pll.ref_div, rinfo->pll.ref_clk, in radeon_calc_pll_regs()
1634 rinfo->pll.ref_div, rinfo->pll.ref_clk, in radeon_calc_pll_regs()
1637 fb_div = round_div(rinfo->pll.ref_div*pll_output_freq, in radeon_calc_pll_regs()
1639 regs->ppll_ref_div = rinfo->pll.ref_div; in radeon_calc_pll_regs()
Datyfb.h51 int ref_div; member
Dradeonfb.h142 int ref_div; member

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