44 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()
83 static void amdgpu_pll_get_fb_ref_div(unsigned nom, unsigned den, unsigned post_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()
129 	unsigned nom, den;  in amdgpu_pll_compute()  local
187 	den = pll->reference_freq;  in amdgpu_pll_compute()
190 	amdgpu_pll_reduce_ratio(&nom, &den, fb_div_min, post_div_min);  in amdgpu_pll_compute()
201 		amdgpu_pll_get_fb_ref_div(nom, den, post_div, fb_div_max,  in amdgpu_pll_compute()
216 	amdgpu_pll_get_fb_ref_div(nom, den, post_div, fb_div_max, ref_div_max,  in amdgpu_pll_compute()