47 	struct clockdomain *clkdm, *temp_clkdm;  in _clkdm_lookup()  local
52 	clkdm = NULL;  in _clkdm_lookup()
56 			clkdm = temp_clkdm;  in _clkdm_lookup()
61 	return clkdm;  in _clkdm_lookup()
72 static int _clkdm_register(struct clockdomain *clkdm)  in _clkdm_register()  argument
76 	if (!clkdm || !clkdm->name)  in _clkdm_register()
79 	pwrdm = pwrdm_lookup(clkdm->pwrdm.name);  in _clkdm_register()
82 			clkdm->name, clkdm->pwrdm.name);  in _clkdm_register()
85 	clkdm->pwrdm.ptr = pwrdm;  in _clkdm_register()
88 	if (_clkdm_lookup(clkdm->name))  in _clkdm_register()
91 	list_add(&clkdm->node, &clkdm_list);  in _clkdm_register()
93 	pwrdm_add_clkdm(pwrdm, clkdm);  in _clkdm_register()
95 	pr_debug("clockdomain: registered %s\n", clkdm->name);  in _clkdm_register()
101 static struct clkdm_dep *_clkdm_deps_lookup(struct clockdomain *clkdm,  in _clkdm_deps_lookup()  argument
106 	if (!clkdm || !deps)  in _clkdm_deps_lookup()
110 		if (!cd->clkdm && cd->clkdm_name)  in _clkdm_deps_lookup()
111 			cd->clkdm = _clkdm_lookup(cd->clkdm_name);  in _clkdm_deps_lookup()
113 		if (cd->clkdm == clkdm)  in _clkdm_deps_lookup()
141 	struct clockdomain *clkdm;  in _autodep_lookup()  local
146 	clkdm = clkdm_lookup(autodep->clkdm.name);  in _autodep_lookup()
147 	if (!clkdm) {  in _autodep_lookup()
149 			 autodep->clkdm.name);  in _autodep_lookup()
150 		clkdm = ERR_PTR(-ENOENT);  in _autodep_lookup()
152 	autodep->clkdm.ptr = clkdm;  in _autodep_lookup()
164 static void _resolve_clkdm_deps(struct clockdomain *clkdm,  in _resolve_clkdm_deps()  argument
170 		if (cd->clkdm)  in _resolve_clkdm_deps()
172 		cd->clkdm = _clkdm_lookup(cd->clkdm_name);  in _resolve_clkdm_deps()
174 …WARN(!cd->clkdm, "clockdomain: %s: could not find clkdm %s while resolving dependencies - should n…  in _resolve_clkdm_deps()
175 		     clkdm->name, cd->clkdm_name);  in _resolve_clkdm_deps()
446 	for (a = autodeps; a->clkdm.ptr; a++)  in clkdm_register_autodeps()
462 	struct clockdomain *clkdm;  in clkdm_complete_init()  local
467 	list_for_each_entry(clkdm, &clkdm_list, node) {  in clkdm_complete_init()
468 		if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP)  in clkdm_complete_init()
469 			clkdm_wakeup(clkdm);  in clkdm_complete_init()
470 		else if (clkdm->flags & CLKDM_CAN_DISABLE_AUTO)  in clkdm_complete_init()
471 			clkdm_deny_idle(clkdm);  in clkdm_complete_init()
473 		_resolve_clkdm_deps(clkdm, clkdm->wkdep_srcs);  in clkdm_complete_init()
474 		clkdm_clear_all_wkdeps(clkdm);  in clkdm_complete_init()
476 		_resolve_clkdm_deps(clkdm, clkdm->sleepdep_srcs);  in clkdm_complete_init()
477 		clkdm_clear_all_sleepdeps(clkdm);  in clkdm_complete_init()
492 	struct clockdomain *clkdm, *temp_clkdm;  in clkdm_lookup()  local
497 	clkdm = NULL;  in clkdm_lookup()
501 			clkdm = temp_clkdm;  in clkdm_lookup()
506 	return clkdm;  in clkdm_lookup()
523 int clkdm_for_each(int (*fn)(struct clockdomain *clkdm, void *user),  in clkdm_for_each()  argument
526 	struct clockdomain *clkdm;  in clkdm_for_each()  local
532 	list_for_each_entry(clkdm, &clkdm_list, node) {  in clkdm_for_each()
533 		ret = (*fn)(clkdm, user);  in clkdm_for_each()
549 struct powerdomain *clkdm_get_pwrdm(struct clockdomain *clkdm)  in clkdm_get_pwrdm()  argument
551 	if (!clkdm)  in clkdm_get_pwrdm()
554 	return clkdm->pwrdm.ptr;  in clkdm_get_pwrdm()
584 	pwrdm_lock(cd->clkdm->pwrdm.ptr);  in clkdm_add_wkdep()
586 	pwrdm_unlock(cd->clkdm->pwrdm.ptr);  in clkdm_add_wkdep()
613 	pwrdm_lock(cd->clkdm->pwrdm.ptr);  in clkdm_del_wkdep()
615 	pwrdm_unlock(cd->clkdm->pwrdm.ptr);  in clkdm_del_wkdep()
669 int clkdm_clear_all_wkdeps(struct clockdomain *clkdm)  in clkdm_clear_all_wkdeps()  argument
671 	if (!clkdm)  in clkdm_clear_all_wkdeps()
677 	return arch_clkdm->clkdm_clear_all_wkdeps(clkdm);  in clkdm_clear_all_wkdeps()
704 	pwrdm_lock(cd->clkdm->pwrdm.ptr);  in clkdm_add_sleepdep()
706 	pwrdm_unlock(cd->clkdm->pwrdm.ptr);  in clkdm_add_sleepdep()
735 	pwrdm_lock(cd->clkdm->pwrdm.ptr);  in clkdm_del_sleepdep()
737 	pwrdm_unlock(cd->clkdm->pwrdm.ptr);  in clkdm_del_sleepdep()
793 int clkdm_clear_all_sleepdeps(struct clockdomain *clkdm)  in clkdm_clear_all_sleepdeps()  argument
795 	if (!clkdm)  in clkdm_clear_all_sleepdeps()
801 	return arch_clkdm->clkdm_clear_all_sleepdeps(clkdm);  in clkdm_clear_all_sleepdeps()
813 int clkdm_sleep_nolock(struct clockdomain *clkdm)  in clkdm_sleep_nolock()  argument
817 	if (!clkdm)  in clkdm_sleep_nolock()
820 	if (!(clkdm->flags & CLKDM_CAN_FORCE_SLEEP)) {  in clkdm_sleep_nolock()
822 			 clkdm->name);  in clkdm_sleep_nolock()
829 	pr_debug("clockdomain: forcing sleep on %s\n", clkdm->name);  in clkdm_sleep_nolock()
831 	clkdm->_flags &= ~_CLKDM_FLAG_HWSUP_ENABLED;  in clkdm_sleep_nolock()
832 	ret = arch_clkdm->clkdm_sleep(clkdm);  in clkdm_sleep_nolock()
833 	ret |= pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in clkdm_sleep_nolock()
847 int clkdm_sleep(struct clockdomain *clkdm)  in clkdm_sleep()  argument
851 	pwrdm_lock(clkdm->pwrdm.ptr);  in clkdm_sleep()
852 	ret = clkdm_sleep_nolock(clkdm);  in clkdm_sleep()
853 	pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_sleep()
867 int clkdm_wakeup_nolock(struct clockdomain *clkdm)  in clkdm_wakeup_nolock()  argument
871 	if (!clkdm)  in clkdm_wakeup_nolock()
874 	if (!(clkdm->flags & CLKDM_CAN_FORCE_WAKEUP)) {  in clkdm_wakeup_nolock()
876 			 clkdm->name);  in clkdm_wakeup_nolock()
883 	pr_debug("clockdomain: forcing wakeup on %s\n", clkdm->name);  in clkdm_wakeup_nolock()
885 	clkdm->_flags &= ~_CLKDM_FLAG_HWSUP_ENABLED;  in clkdm_wakeup_nolock()
886 	ret = arch_clkdm->clkdm_wakeup(clkdm);  in clkdm_wakeup_nolock()
887 	ret |= pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in clkdm_wakeup_nolock()
901 int clkdm_wakeup(struct clockdomain *clkdm)  in clkdm_wakeup()  argument
905 	pwrdm_lock(clkdm->pwrdm.ptr);  in clkdm_wakeup()
906 	ret = clkdm_wakeup_nolock(clkdm);  in clkdm_wakeup()
907 	pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_wakeup()
923 void clkdm_allow_idle_nolock(struct clockdomain *clkdm)  in clkdm_allow_idle_nolock()  argument
925 	if (!clkdm)  in clkdm_allow_idle_nolock()
928 	if (!(clkdm->flags & CLKDM_CAN_ENABLE_AUTO)) {  in clkdm_allow_idle_nolock()
930 			 clkdm->name);  in clkdm_allow_idle_nolock()
938 		 clkdm->name);  in clkdm_allow_idle_nolock()
940 	clkdm->_flags |= _CLKDM_FLAG_HWSUP_ENABLED;  in clkdm_allow_idle_nolock()
941 	arch_clkdm->clkdm_allow_idle(clkdm);  in clkdm_allow_idle_nolock()
942 	pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in clkdm_allow_idle_nolock()
955 void clkdm_allow_idle(struct clockdomain *clkdm)  in clkdm_allow_idle()  argument
957 	pwrdm_lock(clkdm->pwrdm.ptr);  in clkdm_allow_idle()
958 	clkdm_allow_idle_nolock(clkdm);  in clkdm_allow_idle()
959 	pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_allow_idle()
972 void clkdm_deny_idle_nolock(struct clockdomain *clkdm)  in clkdm_deny_idle_nolock()  argument
974 	if (!clkdm)  in clkdm_deny_idle_nolock()
977 	if (!(clkdm->flags & CLKDM_CAN_DISABLE_AUTO)) {  in clkdm_deny_idle_nolock()
979 			 clkdm->name);  in clkdm_deny_idle_nolock()
987 		 clkdm->name);  in clkdm_deny_idle_nolock()
989 	clkdm->_flags &= ~_CLKDM_FLAG_HWSUP_ENABLED;  in clkdm_deny_idle_nolock()
990 	arch_clkdm->clkdm_deny_idle(clkdm);  in clkdm_deny_idle_nolock()
991 	pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in clkdm_deny_idle_nolock()
1003 void clkdm_deny_idle(struct clockdomain *clkdm)  in clkdm_deny_idle()  argument
1005 	pwrdm_lock(clkdm->pwrdm.ptr);  in clkdm_deny_idle()
1006 	clkdm_deny_idle_nolock(clkdm);  in clkdm_deny_idle()
1007 	pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_deny_idle()
1021 bool clkdm_in_hwsup(struct clockdomain *clkdm)  in clkdm_in_hwsup()  argument
1025 	if (!clkdm)  in clkdm_in_hwsup()
1028 	ret = (clkdm->_flags & _CLKDM_FLAG_HWSUP_ENABLED) ? true : false;  in clkdm_in_hwsup()
1042 bool clkdm_missing_idle_reporting(struct clockdomain *clkdm)  in clkdm_missing_idle_reporting()  argument
1044 	if (!clkdm)  in clkdm_missing_idle_reporting()
1047 	return (clkdm->flags & CLKDM_MISSING_IDLE_REPORTING) ? true : false;  in clkdm_missing_idle_reporting()
1063 void clkdm_add_autodeps(struct clockdomain *clkdm)  in clkdm_add_autodeps()  argument
1067 	if (!autodeps || clkdm->flags & CLKDM_NO_AUTODEPS)  in clkdm_add_autodeps()
1070 	for (autodep = autodeps; autodep->clkdm.ptr; autodep++) {  in clkdm_add_autodeps()
1071 		if (IS_ERR(autodep->clkdm.ptr))  in clkdm_add_autodeps()
1075 			 clkdm->name, autodep->clkdm.ptr->name);  in clkdm_add_autodeps()
1077 		_clkdm_add_sleepdep(clkdm, autodep->clkdm.ptr);  in clkdm_add_autodeps()
1078 		_clkdm_add_wkdep(clkdm, autodep->clkdm.ptr);  in clkdm_add_autodeps()
1093 void clkdm_del_autodeps(struct clockdomain *clkdm)  in clkdm_del_autodeps()  argument
1097 	if (!autodeps || clkdm->flags & CLKDM_NO_AUTODEPS)  in clkdm_del_autodeps()
1100 	for (autodep = autodeps; autodep->clkdm.ptr; autodep++) {  in clkdm_del_autodeps()
1101 		if (IS_ERR(autodep->clkdm.ptr))  in clkdm_del_autodeps()
1105 			 clkdm->name, autodep->clkdm.ptr->name);  in clkdm_del_autodeps()
1107 		_clkdm_del_sleepdep(clkdm, autodep->clkdm.ptr);  in clkdm_del_autodeps()
1108 		_clkdm_del_wkdep(clkdm, autodep->clkdm.ptr);  in clkdm_del_autodeps()
1114 static int _clkdm_clk_hwmod_enable(struct clockdomain *clkdm)  in _clkdm_clk_hwmod_enable()  argument
1116 	if (!clkdm || !arch_clkdm || !arch_clkdm->clkdm_clk_enable)  in _clkdm_clk_hwmod_enable()
1119 	pwrdm_lock(clkdm->pwrdm.ptr);  in _clkdm_clk_hwmod_enable()
1126 	clkdm->usecount++;  in _clkdm_clk_hwmod_enable()
1127 	if (clkdm->usecount > 1 && autodeps) {  in _clkdm_clk_hwmod_enable()
1128 		pwrdm_unlock(clkdm->pwrdm.ptr);  in _clkdm_clk_hwmod_enable()
1132 	arch_clkdm->clkdm_clk_enable(clkdm);  in _clkdm_clk_hwmod_enable()
1133 	pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in _clkdm_clk_hwmod_enable()
1134 	pwrdm_unlock(clkdm->pwrdm.ptr);  in _clkdm_clk_hwmod_enable()
1136 	pr_debug("clockdomain: %s: enabled\n", clkdm->name);  in _clkdm_clk_hwmod_enable()
1155 int clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)  in clkdm_clk_enable()  argument
1165 	return _clkdm_clk_hwmod_enable(clkdm);  in clkdm_clk_enable()
1181 int clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)  in clkdm_clk_disable()  argument
1183 	if (!clkdm || !clk || !arch_clkdm || !arch_clkdm->clkdm_clk_disable)  in clkdm_clk_disable()
1186 	pwrdm_lock(clkdm->pwrdm.ptr);  in clkdm_clk_disable()
1189 	if ((__clk_get_enable_count(clk) == 0) && clkdm->usecount == 0)  in clkdm_clk_disable()
1192 	if (clkdm->usecount == 0) {  in clkdm_clk_disable()
1193 		pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_clk_disable()
1198 	clkdm->usecount--;  in clkdm_clk_disable()
1199 	if (clkdm->usecount > 0) {  in clkdm_clk_disable()
1200 		pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_clk_disable()
1204 	arch_clkdm->clkdm_clk_disable(clkdm);  in clkdm_clk_disable()
1205 	pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in clkdm_clk_disable()
1207 	pr_debug("clockdomain: %s: disabled\n", clkdm->name);  in clkdm_clk_disable()
1210 	pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_clk_disable()
1230 int clkdm_hwmod_enable(struct clockdomain *clkdm, struct omap_hwmod *oh)  in clkdm_hwmod_enable()  argument
1244 	return _clkdm_clk_hwmod_enable(clkdm);  in clkdm_hwmod_enable()
1261 int clkdm_hwmod_disable(struct clockdomain *clkdm, struct omap_hwmod *oh)  in clkdm_hwmod_disable()  argument
1272 	if (!clkdm || !oh || !arch_clkdm || !arch_clkdm->clkdm_clk_disable)  in clkdm_hwmod_disable()
1275 	pwrdm_lock(clkdm->pwrdm.ptr);  in clkdm_hwmod_disable()
1277 	if (clkdm->usecount == 0) {  in clkdm_hwmod_disable()
1278 		pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_hwmod_disable()
1283 	clkdm->usecount--;  in clkdm_hwmod_disable()
1284 	if (clkdm->usecount > 0) {  in clkdm_hwmod_disable()
1285 		pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_hwmod_disable()
1289 	arch_clkdm->clkdm_clk_disable(clkdm);  in clkdm_hwmod_disable()
1290 	pwrdm_state_switch_nolock(clkdm->pwrdm.ptr);  in clkdm_hwmod_disable()
1291 	pwrdm_unlock(clkdm->pwrdm.ptr);  in clkdm_hwmod_disable()
1293 	pr_debug("clockdomain: %s: disabled\n", clkdm->name);  in clkdm_hwmod_disable()