113 void amdgpu_pll_compute(struct amdgpu_pll *pll,  in amdgpu_pll_compute()  argument
121 	unsigned target_clock = pll->flags & AMDGPU_PLL_USE_FRAC_FB_DIV ?  in amdgpu_pll_compute()
131 	fb_div_min = pll->min_feedback_div;  in amdgpu_pll_compute()
132 	fb_div_max = pll->max_feedback_div;  in amdgpu_pll_compute()
134 	if (pll->flags & AMDGPU_PLL_USE_FRAC_FB_DIV) {  in amdgpu_pll_compute()
140 	if (pll->flags & AMDGPU_PLL_USE_REF_DIV)  in amdgpu_pll_compute()
141 		ref_div_min = pll->reference_div;  in amdgpu_pll_compute()
143 		ref_div_min = pll->min_ref_div;  in amdgpu_pll_compute()
145 	if (pll->flags & AMDGPU_PLL_USE_FRAC_FB_DIV &&  in amdgpu_pll_compute()
146 	    pll->flags & AMDGPU_PLL_USE_REF_DIV)  in amdgpu_pll_compute()
147 		ref_div_max = pll->reference_div;  in amdgpu_pll_compute()
149 		ref_div_max = pll->max_ref_div;  in amdgpu_pll_compute()
152 	if (pll->flags & AMDGPU_PLL_USE_POST_DIV) {  in amdgpu_pll_compute()
153 		post_div_min = pll->post_div;  in amdgpu_pll_compute()
154 		post_div_max = pll->post_div;  in amdgpu_pll_compute()
158 		if (pll->flags & AMDGPU_PLL_IS_LCD) {  in amdgpu_pll_compute()
159 			vco_min = pll->lcd_pll_out_min;  in amdgpu_pll_compute()
160 			vco_max = pll->lcd_pll_out_max;  in amdgpu_pll_compute()
162 			vco_min = pll->pll_out_min;  in amdgpu_pll_compute()
163 			vco_max = pll->pll_out_max;  in amdgpu_pll_compute()
166 		if (pll->flags & AMDGPU_PLL_USE_FRAC_FB_DIV) {  in amdgpu_pll_compute()
174 		if (post_div_min < pll->min_post_div)  in amdgpu_pll_compute()
175 			post_div_min = pll->min_post_div;  in amdgpu_pll_compute()
180 		if (post_div_max > pll->max_post_div)  in amdgpu_pll_compute()
181 			post_div_max = pll->max_post_div;  in amdgpu_pll_compute()
186 	den = pll->reference_freq;  in amdgpu_pll_compute()
192 	if (pll->flags & AMDGPU_PLL_PREFER_MINM_OVER_MAXP)  in amdgpu_pll_compute()
202 		diff = abs(target_clock - (pll->reference_freq * fb_div) /  in amdgpu_pll_compute()
206 		    !(pll->flags & AMDGPU_PLL_PREFER_MINM_OVER_MAXP))) {  in amdgpu_pll_compute()
223 	if (pll->flags & AMDGPU_PLL_USE_FRAC_FB_DIV && (fb_div % 10)) {  in amdgpu_pll_compute()
233 	if (pll->flags & AMDGPU_PLL_USE_FRAC_FB_DIV) {  in amdgpu_pll_compute()
241 	*dot_clock_p = ((pll->reference_freq * *fb_div_p * 10) +  in amdgpu_pll_compute()
242 			(pll->reference_freq * *frac_fb_div_p)) /  in amdgpu_pll_compute()