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Lines Matching refs:agp_hooks

50 } agp_hooks __cacheline_aligned;
56 	mutex_init(&agp_hooks.lock, MUTEX_DEFAULT, IPL_NONE);
57 	cv_init(&agp_hooks.cv, "agphooks");
58 	agp_hooks.refcnt = 0;
59 	agp_hooks.hooks = NULL;
66 	KASSERT(agp_hooks.hooks == NULL);
67 	KASSERT(agp_hooks.refcnt == 0);
68 	cv_destroy(&agp_hooks.cv);
69 	mutex_destroy(&agp_hooks.lock);
77 	mutex_enter(&agp_hooks.lock);
78 	if (agp_hooks.refcnt) {
79 		KASSERT(agp_hooks.hooks);
82 		agp_hooks.refcnt++;
83 		agp_hooks.hooks = hooks;
85 	mutex_exit(&agp_hooks.lock);
95 	mutex_enter(&agp_hooks.lock);
96 	KASSERT(agp_hooks.hooks == hooks);
97 	if (agp_hooks.refcnt > 1) {
100 		agp_hooks.refcnt = 0;
101 		agp_hooks.hooks = NULL;
103 	mutex_exit(&agp_hooks.lock);
113 	mutex_enter(&agp_hooks.lock);
114 	if (agp_hooks.refcnt == 0) {
117 		KASSERT(agp_hooks.refcnt < UINT_MAX);
118 		agp_hooks.refcnt++;
119 		hooks = agp_hooks.hooks;
121 	mutex_exit(&agp_hooks.lock);
130 	mutex_enter(&agp_hooks.lock);
131 	KASSERT(agp_hooks.hooks == hooks);
132 	KASSERT(agp_hooks.refcnt);
133 	if (--agp_hooks.refcnt == 0)
134 		cv_broadcast(&agp_hooks.cv);
135 	mutex_exit(&agp_hooks.lock);