119 static inline void wcd_enable_clsh_block(struct wcd_clsh_ctrl *ctrl,  in wcd_enable_clsh_block()  argument
122 	struct snd_soc_component *comp = ctrl->comp;  in wcd_enable_clsh_block()
124 	if ((enable && ++ctrl->clsh_users == 1) ||  in wcd_enable_clsh_block()
125 	    (!enable && --ctrl->clsh_users == 0))  in wcd_enable_clsh_block()
129 	if (ctrl->clsh_users < 0)  in wcd_enable_clsh_block()
130 		ctrl->clsh_users = 0;  in wcd_enable_clsh_block()
175 static void wcd_clsh_buck_ctrl(struct wcd_clsh_ctrl *ctrl,  in wcd_clsh_buck_ctrl()  argument
179 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_buck_ctrl()
182 	if ((enable && (++ctrl->buck_users == 1)) ||  in wcd_clsh_buck_ctrl()
183 	   (!enable && (--ctrl->buck_users == 0)))  in wcd_clsh_buck_ctrl()
195 			       struct wcd_clsh_ctrl *ctrl,  in wcd_clsh_v3_buck_ctrl()  argument
200 	if ((enable && (++ctrl->buck_users == 1)) ||  in wcd_clsh_v3_buck_ctrl()
201 	   (!enable && (--ctrl->buck_users == 0))) {  in wcd_clsh_v3_buck_ctrl()
224 static void wcd_clsh_flyback_ctrl(struct wcd_clsh_ctrl *ctrl,  in wcd_clsh_flyback_ctrl()  argument
228 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_flyback_ctrl()
231 	if ((enable && (++ctrl->flyback_users == 1)) ||  in wcd_clsh_flyback_ctrl()
232 	   (!enable && (--ctrl->flyback_users == 0))) {  in wcd_clsh_flyback_ctrl()
246 static void wcd_clsh_set_gain_path(struct wcd_clsh_ctrl *ctrl, int mode)  in wcd_clsh_set_gain_path()  argument
248 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_set_gain_path()
348 void wcd_clsh_set_hph_mode(struct wcd_clsh_ctrl *ctrl, int mode)  in wcd_clsh_set_hph_mode()  argument
350 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_set_hph_mode()
352 	if (ctrl->codec_version >= WCD937X)  in wcd_clsh_set_hph_mode()
453 				  struct wcd_clsh_ctrl *ctrl,  in wcd_clsh_v3_flyback_ctrl()  argument
458 	if ((enable && (++ctrl->flyback_users == 1)) ||  in wcd_clsh_v3_flyback_ctrl()
459 	   (!enable && (--ctrl->flyback_users == 0))) {  in wcd_clsh_v3_flyback_ctrl()
490 static void wcd_clsh_v3_state_aux(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_v3_state_aux()  argument
493 	struct snd_soc_component *component = ctrl->comp;  in wcd_clsh_v3_state_aux()
498 		wcd_clsh_v3_flyback_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_aux()
500 		wcd_clsh_v3_buck_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_aux()
502 		wcd_clsh_v3_buck_ctrl(component, ctrl, mode, false);  in wcd_clsh_v3_state_aux()
503 		wcd_clsh_v3_flyback_ctrl(component, ctrl, mode, false);  in wcd_clsh_v3_state_aux()
509 static void wcd_clsh_state_lo(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_state_lo()  argument
512 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_state_lo()
524 		wcd_clsh_flyback_ctrl(ctrl, mode, true);  in wcd_clsh_state_lo()
526 		wcd_clsh_buck_ctrl(ctrl, mode, true);  in wcd_clsh_state_lo()
528 		wcd_clsh_buck_ctrl(ctrl, mode, false);  in wcd_clsh_state_lo()
529 		wcd_clsh_flyback_ctrl(ctrl, mode, false);  in wcd_clsh_state_lo()
536 static void wcd_clsh_v3_state_hph_r(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_v3_state_hph_r()  argument
539 	struct snd_soc_component *component = ctrl->comp;  in wcd_clsh_v3_state_hph_r()
551 		wcd_clsh_v3_flyback_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_hph_r()
554 		wcd_clsh_v3_buck_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_hph_r()
560 		wcd_clsh_v3_flyback_ctrl(component, ctrl, CLS_H_NORMAL, false);  in wcd_clsh_v3_state_hph_r()
561 		wcd_clsh_v3_buck_ctrl(component, ctrl, CLS_H_NORMAL, false);  in wcd_clsh_v3_state_hph_r()
568 static void wcd_clsh_state_hph_r(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_state_hph_r()  argument
571 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_state_hph_r()
581 			wcd_enable_clsh_block(ctrl, true);  in wcd_clsh_state_hph_r()
601 		wcd_clsh_flyback_ctrl(ctrl, mode, true);  in wcd_clsh_state_hph_r()
604 		wcd_clsh_buck_ctrl(ctrl, mode, true);  in wcd_clsh_state_hph_r()
606 		wcd_clsh_set_gain_path(ctrl, mode);  in wcd_clsh_state_hph_r()
615 			wcd_enable_clsh_block(ctrl, false);  in wcd_clsh_state_hph_r()
618 		wcd_clsh_buck_ctrl(ctrl, CLS_H_NORMAL, false);  in wcd_clsh_state_hph_r()
619 		wcd_clsh_flyback_ctrl(ctrl, CLS_H_NORMAL, false);  in wcd_clsh_state_hph_r()
626 static void wcd_clsh_v3_state_hph_l(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_v3_state_hph_l()  argument
629 	struct snd_soc_component *component = ctrl->comp;  in wcd_clsh_v3_state_hph_l()
641 		wcd_clsh_v3_flyback_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_hph_l()
644 		wcd_clsh_v3_buck_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_hph_l()
650 		wcd_clsh_v3_flyback_ctrl(component, ctrl, CLS_H_NORMAL, false);  in wcd_clsh_v3_state_hph_l()
651 		wcd_clsh_v3_buck_ctrl(component, ctrl, CLS_H_NORMAL, false);  in wcd_clsh_v3_state_hph_l()
658 static void wcd_clsh_state_hph_l(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_state_hph_l()  argument
661 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_state_hph_l()
671 			wcd_enable_clsh_block(ctrl, true);  in wcd_clsh_state_hph_l()
691 		wcd_clsh_flyback_ctrl(ctrl, mode, true);  in wcd_clsh_state_hph_l()
694 		wcd_clsh_buck_ctrl(ctrl, mode, true);  in wcd_clsh_state_hph_l()
696 		wcd_clsh_set_gain_path(ctrl, mode);  in wcd_clsh_state_hph_l()
705 			wcd_enable_clsh_block(ctrl, false);  in wcd_clsh_state_hph_l()
708 		wcd_clsh_buck_ctrl(ctrl, CLS_H_NORMAL, false);  in wcd_clsh_state_hph_l()
709 		wcd_clsh_flyback_ctrl(ctrl, CLS_H_NORMAL, false);  in wcd_clsh_state_hph_l()
716 static void wcd_clsh_v3_state_ear(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_v3_state_ear()  argument
719 	struct snd_soc_component *component = ctrl->comp;  in wcd_clsh_v3_state_ear()
725 		wcd_clsh_v3_flyback_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_ear()
728 		wcd_clsh_v3_buck_ctrl(component, ctrl, mode, true);  in wcd_clsh_v3_state_ear()
734 		wcd_clsh_v3_flyback_ctrl(component, ctrl, CLS_H_NORMAL, false);  in wcd_clsh_v3_state_ear()
735 		wcd_clsh_v3_buck_ctrl(component, ctrl, CLS_H_NORMAL, false);  in wcd_clsh_v3_state_ear()
742 static void wcd_clsh_state_ear(struct wcd_clsh_ctrl *ctrl, int req_state,  in wcd_clsh_state_ear()  argument
745 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_state_ear()
754 		wcd_enable_clsh_block(ctrl, true);  in wcd_clsh_state_ear()
761 		wcd_clsh_flyback_ctrl(ctrl, mode, true);  in wcd_clsh_state_ear()
763 		wcd_clsh_buck_ctrl(ctrl, mode, true);  in wcd_clsh_state_ear()
769 		wcd_enable_clsh_block(ctrl, false);  in wcd_clsh_state_ear()
770 		wcd_clsh_buck_ctrl(ctrl, mode, false);  in wcd_clsh_state_ear()
771 		wcd_clsh_flyback_ctrl(ctrl, mode, false);  in wcd_clsh_state_ear()
777 static int _wcd_clsh_ctrl_set_state(struct wcd_clsh_ctrl *ctrl, int req_state,  in _wcd_clsh_ctrl_set_state()  argument
782 		if (ctrl->codec_version >= WCD937X)  in _wcd_clsh_ctrl_set_state()
783 			wcd_clsh_v3_state_ear(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
785 			wcd_clsh_state_ear(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
788 		if (ctrl->codec_version >= WCD937X)  in _wcd_clsh_ctrl_set_state()
789 			wcd_clsh_v3_state_hph_l(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
791 			wcd_clsh_state_hph_l(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
794 		if (ctrl->codec_version >= WCD937X)  in _wcd_clsh_ctrl_set_state()
795 			wcd_clsh_v3_state_hph_r(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
797 			wcd_clsh_state_hph_r(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
800 		if (ctrl->codec_version < WCD937X)  in _wcd_clsh_ctrl_set_state()
801 			wcd_clsh_state_lo(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
804 		if (ctrl->codec_version >= WCD937X)  in _wcd_clsh_ctrl_set_state()
805 			wcd_clsh_v3_state_aux(ctrl, req_state, is_enable, mode);  in _wcd_clsh_ctrl_set_state()
837  * Params: ctrl, req_state, req_type, clsh_event
841  * based on validity of their states. ctrl will contain current
844 int wcd_clsh_ctrl_set_state(struct wcd_clsh_ctrl *ctrl,  in wcd_clsh_ctrl_set_state()  argument
849 	struct snd_soc_component *comp = ctrl->comp;  in wcd_clsh_ctrl_set_state()
851 	if (nstate == ctrl->state)  in wcd_clsh_ctrl_set_state()
861 		_wcd_clsh_ctrl_set_state(ctrl, nstate, CLSH_REQ_ENABLE, mode);  in wcd_clsh_ctrl_set_state()
864 		_wcd_clsh_ctrl_set_state(ctrl, nstate, CLSH_REQ_DISABLE, mode);  in wcd_clsh_ctrl_set_state()
868 	ctrl->state = nstate;  in wcd_clsh_ctrl_set_state()
869 	ctrl->mode = mode;  in wcd_clsh_ctrl_set_state()
875 int wcd_clsh_ctrl_get_state(struct wcd_clsh_ctrl *ctrl)  in wcd_clsh_ctrl_get_state()  argument
877 	return ctrl->state;  in wcd_clsh_ctrl_get_state()
884 	struct wcd_clsh_ctrl *ctrl;  in wcd_clsh_ctrl_alloc()  local
886 	ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL);  in wcd_clsh_ctrl_alloc()
887 	if (!ctrl)  in wcd_clsh_ctrl_alloc()
890 	ctrl->state = WCD_CLSH_STATE_IDLE;  in wcd_clsh_ctrl_alloc()
891 	ctrl->comp = comp;  in wcd_clsh_ctrl_alloc()
892 	ctrl->codec_version = version;  in wcd_clsh_ctrl_alloc()
894 	return ctrl;  in wcd_clsh_ctrl_alloc()
898 void wcd_clsh_ctrl_free(struct wcd_clsh_ctrl *ctrl)  in wcd_clsh_ctrl_free()  argument
900 	kfree(ctrl);  in wcd_clsh_ctrl_free()