236 static int ufshcd_scale_clks(struct ufs_hba *hba, bool scale_up);
918 static int ufshcd_set_clk_freq(struct ufs_hba *hba, bool scale_up)  in ufshcd_set_clk_freq()  argument
929 			if (scale_up && clki->max_freq) {  in ufshcd_set_clk_freq()
947 			} else if (!scale_up && clki->min_freq) {  in ufshcd_set_clk_freq()
981 static int ufshcd_scale_clks(struct ufs_hba *hba, bool scale_up)  in ufshcd_scale_clks()  argument
986 	ret = ufshcd_vops_clk_scale_notify(hba, scale_up, PRE_CHANGE);  in ufshcd_scale_clks()
990 	ret = ufshcd_set_clk_freq(hba, scale_up);  in ufshcd_scale_clks()
994 	ret = ufshcd_vops_clk_scale_notify(hba, scale_up, POST_CHANGE);  in ufshcd_scale_clks()
996 		ufshcd_set_clk_freq(hba, !scale_up);  in ufshcd_scale_clks()
1000 			(scale_up ? "up" : "down"),  in ufshcd_scale_clks()
1013 					       bool scale_up)  in ufshcd_is_devfreq_scaling_required()  argument
1023 			if (scale_up && clki->max_freq) {  in ufshcd_is_devfreq_scaling_required()
1027 			} else if (!scale_up && clki->min_freq) {  in ufshcd_is_devfreq_scaling_required()
1106 static int ufshcd_scale_gear(struct ufs_hba *hba, bool scale_up)  in ufshcd_scale_gear()  argument
1112 	if (scale_up) {  in ufshcd_scale_gear()
1177 static int ufshcd_devfreq_scale(struct ufs_hba *hba, bool scale_up)  in ufshcd_devfreq_scale()  argument
1189 	if (!scale_up) {  in ufshcd_devfreq_scale()
1195 	ret = ufshcd_scale_clks(hba, scale_up);  in ufshcd_devfreq_scale()
1197 		if (!scale_up)  in ufshcd_devfreq_scale()
1203 	if (scale_up) {  in ufshcd_devfreq_scale()
1213 	ufshcd_wb_ctrl(hba, scale_up);  in ufshcd_devfreq_scale()
1263 	bool scale_up, sched_clk_scaling_suspend_work = false;  in ufshcd_devfreq_target()  local
1289 	scale_up = (*freq == clki->max_freq) ? true : false;  in ufshcd_devfreq_target()
1290 	if (!scale_up)  in ufshcd_devfreq_target()
1293 	if (!ufshcd_is_devfreq_scaling_required(hba, scale_up)) {  in ufshcd_devfreq_target()
1307 	ret = ufshcd_devfreq_scale(hba, scale_up);  in ufshcd_devfreq_target()
1311 		(scale_up ? "up" : "down"),  in ufshcd_devfreq_target()