66 	int old_vproc, old_vsram, new_vsram, vsram, vproc, ret;  in mtk_cpufreq_voltage_tracking()  local
97 			vsram = min(new_vsram, old_vproc + MAX_VOLT_SHIFT);  in mtk_cpufreq_voltage_tracking()
99 			if (vsram + VOLT_TOL >= MAX_VOLT_LIMIT) {  in mtk_cpufreq_voltage_tracking()
100 				vsram = MAX_VOLT_LIMIT;  in mtk_cpufreq_voltage_tracking()
106 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
107 							    vsram);  in mtk_cpufreq_voltage_tracking()
110 							vsram - VOLT_TOL,  in mtk_cpufreq_voltage_tracking()
111 							vsram);  in mtk_cpufreq_voltage_tracking()
115 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
116 							    vsram + VOLT_TOL);  in mtk_cpufreq_voltage_tracking()
118 				vproc = vsram - MIN_VOLT_SHIFT;  in mtk_cpufreq_voltage_tracking()
130 		} while (vproc < new_vproc || vsram < new_vsram);  in mtk_cpufreq_voltage_tracking()
159 				vsram = new_vsram;  in mtk_cpufreq_voltage_tracking()
161 				vsram = max(new_vsram, vproc + MIN_VOLT_SHIFT);  in mtk_cpufreq_voltage_tracking()
163 			if (vsram + VOLT_TOL >= MAX_VOLT_LIMIT) {  in mtk_cpufreq_voltage_tracking()
164 				vsram = MAX_VOLT_LIMIT;  in mtk_cpufreq_voltage_tracking()
170 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
171 							    vsram);  in mtk_cpufreq_voltage_tracking()
174 							vsram - VOLT_TOL,  in mtk_cpufreq_voltage_tracking()
175 							vsram);  in mtk_cpufreq_voltage_tracking()
177 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
178 							    vsram + VOLT_TOL);  in mtk_cpufreq_voltage_tracking()
187 			 vsram > new_vsram + VOLT_TOL);  in mtk_cpufreq_voltage_tracking()