66 	int old_vproc, old_vsram, new_vsram, vsram, vproc, ret;  in mtk_cpufreq_voltage_tracking()  local
68 	old_vproc = regulator_get_voltage(proc_reg);  in mtk_cpufreq_voltage_tracking()
69 	if (old_vproc < 0) {  in mtk_cpufreq_voltage_tracking()
70 		pr_err("%s: invalid Vproc value: %d\n", __func__, old_vproc);  in mtk_cpufreq_voltage_tracking()
71 		return old_vproc;  in mtk_cpufreq_voltage_tracking()
76 	if (old_vproc < new_vproc) {  in mtk_cpufreq_voltage_tracking()
90 			old_vproc = regulator_get_voltage(proc_reg);  in mtk_cpufreq_voltage_tracking()
91 			if (old_vproc < 0) {  in mtk_cpufreq_voltage_tracking()
93 				       __func__, old_vproc);  in mtk_cpufreq_voltage_tracking()
94 				return old_vproc;  in mtk_cpufreq_voltage_tracking()
97 			vsram = min(new_vsram, old_vproc + MAX_VOLT_SHIFT);  in mtk_cpufreq_voltage_tracking()
131 	} else if (old_vproc > new_vproc) {  in mtk_cpufreq_voltage_tracking()
139 			old_vproc = regulator_get_voltage(proc_reg);  in mtk_cpufreq_voltage_tracking()
140 			if (old_vproc < 0) {  in mtk_cpufreq_voltage_tracking()
142 				       __func__, old_vproc);  in mtk_cpufreq_voltage_tracking()
143 				return old_vproc;  in mtk_cpufreq_voltage_tracking()
182 				regulator_set_voltage(proc_reg, old_vproc,  in mtk_cpufreq_voltage_tracking()
183 						      old_vproc);  in mtk_cpufreq_voltage_tracking()
212 	int vproc, old_vproc, inter_vproc, target_vproc, ret;  in mtk_cpufreq_set_target()  local
217 	old_vproc = regulator_get_voltage(info->proc_reg);  in mtk_cpufreq_set_target()
218 	if (old_vproc < 0) {  in mtk_cpufreq_set_target()
219 		pr_err("%s: invalid Vproc value: %d\n", __func__, old_vproc);  in mtk_cpufreq_set_target()
220 		return old_vproc;  in mtk_cpufreq_set_target()
239 	if (old_vproc < target_vproc) {  in mtk_cpufreq_set_target()
244 			mtk_cpufreq_set_voltage(info, old_vproc);  in mtk_cpufreq_set_target()
254 		mtk_cpufreq_set_voltage(info, old_vproc);  in mtk_cpufreq_set_target()
265 		mtk_cpufreq_set_voltage(info, old_vproc);  in mtk_cpufreq_set_target()
283 	if (vproc < inter_vproc || vproc < old_vproc) {  in mtk_cpufreq_set_target()