59 	int old_vproc, old_vsram, new_vsram, vsram, vproc, ret;  in mtk_cpufreq_voltage_tracking()  local
77 			vsram = min(new_vsram, old_vproc + MAX_VOLT_SHIFT);  in mtk_cpufreq_voltage_tracking()
79 			if (vsram + VOLT_TOL >= MAX_VOLT_LIMIT) {  in mtk_cpufreq_voltage_tracking()
80 				vsram = MAX_VOLT_LIMIT;  in mtk_cpufreq_voltage_tracking()
86 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
87 							    vsram);  in mtk_cpufreq_voltage_tracking()
90 							vsram - VOLT_TOL,  in mtk_cpufreq_voltage_tracking()
91 							vsram);  in mtk_cpufreq_voltage_tracking()
95 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
96 							    vsram + VOLT_TOL);  in mtk_cpufreq_voltage_tracking()
98 				vproc = vsram - MIN_VOLT_SHIFT;  in mtk_cpufreq_voltage_tracking()
110 		} while (vproc < new_vproc || vsram < new_vsram);  in mtk_cpufreq_voltage_tracking()
129 				vsram = new_vsram;  in mtk_cpufreq_voltage_tracking()
131 				vsram = max(new_vsram, vproc + MIN_VOLT_SHIFT);  in mtk_cpufreq_voltage_tracking()
133 			if (vsram + VOLT_TOL >= MAX_VOLT_LIMIT) {  in mtk_cpufreq_voltage_tracking()
134 				vsram = MAX_VOLT_LIMIT;  in mtk_cpufreq_voltage_tracking()
140 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
141 							    vsram);  in mtk_cpufreq_voltage_tracking()
144 							vsram - VOLT_TOL,  in mtk_cpufreq_voltage_tracking()
145 							vsram);  in mtk_cpufreq_voltage_tracking()
147 				ret = regulator_set_voltage(sram_reg, vsram,  in mtk_cpufreq_voltage_tracking()
148 							    vsram + VOLT_TOL);  in mtk_cpufreq_voltage_tracking()
157 			 vsram > new_vsram + VOLT_TOL);  in mtk_cpufreq_voltage_tracking()