106 	struct pppoatm_vcc *pvcc = from_tasklet(pvcc, t, wakeup_tasklet);  in pppoatm_wakeup_sender()  local
108 	ppp_output_wakeup(&pvcc->chan);  in pppoatm_wakeup_sender()
113 	struct pppoatm_vcc *pvcc = atmvcc_to_pvcc(atmvcc);  in pppoatm_release_cb()  local
124 	if (test_and_clear_bit(BLOCKED, &pvcc->blocked))  in pppoatm_release_cb()
125 		tasklet_schedule(&pvcc->wakeup_tasklet);  in pppoatm_release_cb()
126 	if (pvcc->old_release_cb)  in pppoatm_release_cb()
127 		pvcc->old_release_cb(atmvcc);  in pppoatm_release_cb()
136 	struct pppoatm_vcc *pvcc = atmvcc_to_pvcc(atmvcc);  in pppoatm_pop()  local
138 	pvcc->old_pop(atmvcc, skb);  in pppoatm_pop()
139 	atomic_dec(&pvcc->inflight);  in pppoatm_pop()
159 	if (test_and_clear_bit(BLOCKED, &pvcc->blocked))  in pppoatm_pop()
160 		tasklet_schedule(&pvcc->wakeup_tasklet);  in pppoatm_pop()
169 	struct pppoatm_vcc *pvcc;  in pppoatm_unassign_vcc()  local
170 	pvcc = atmvcc_to_pvcc(atmvcc);  in pppoatm_unassign_vcc()
171 	atmvcc->push = pvcc->old_push;  in pppoatm_unassign_vcc()
172 	atmvcc->pop = pvcc->old_pop;  in pppoatm_unassign_vcc()
173 	atmvcc->release_cb = pvcc->old_release_cb;  in pppoatm_unassign_vcc()
174 	tasklet_kill(&pvcc->wakeup_tasklet);  in pppoatm_unassign_vcc()
175 	ppp_unregister_channel(&pvcc->chan);  in pppoatm_unassign_vcc()
177 	kfree(pvcc);  in pppoatm_unassign_vcc()
183 	struct pppoatm_vcc *pvcc = atmvcc_to_pvcc(atmvcc);  in pppoatm_push()  local
188 		pr_debug("removing ATMPPP VCC %p\n", pvcc);  in pppoatm_push()
189 		module = pvcc->old_owner;  in pppoatm_push()
196 	switch (pvcc->encaps) {  in pppoatm_push()
204 		if (pvcc->chan.ppp == NULL) {	/* Not bound yet! */  in pppoatm_push()
210 			pvcc->encaps = e_llc;  in pppoatm_push()
217 			pvcc->encaps = e_vc;  in pppoatm_push()
218 			pvcc->chan.mtu += LLC_LEN;  in pppoatm_push()
226 	ppp_input(&pvcc->chan, skb);  in pppoatm_push()
231 	ppp_input_error(&pvcc->chan, 0);  in pppoatm_push()
234 static int pppoatm_may_send(struct pppoatm_vcc *pvcc, int size)  in pppoatm_may_send()  argument
243 	if (atm_may_send(pvcc->atmvcc, size) &&  in pppoatm_may_send()
244 	    atomic_inc_not_zero(&pvcc->inflight))  in pppoatm_may_send()
254 	test_and_set_bit(BLOCKED, &pvcc->blocked);  in pppoatm_may_send()
273 	if (atm_may_send(pvcc->atmvcc, size) &&  in pppoatm_may_send()
274 	    atomic_inc_not_zero(&pvcc->inflight))  in pppoatm_may_send()
291 	struct pppoatm_vcc *pvcc = chan_to_pvcc(chan);  in pppoatm_send()  local
295 	ATM_SKB(skb)->vcc = pvcc->atmvcc;  in pppoatm_send()
296 	pr_debug("(skb=0x%p, vcc=0x%p)\n", skb, pvcc->atmvcc);  in pppoatm_send()
297 	if (skb->data[0] == '\0' && (pvcc->flags & SC_COMP_PROT))  in pppoatm_send()
308 		test_and_set_bit(BLOCKED, &pvcc->blocked);  in pppoatm_send()
319 	switch (pvcc->encaps) {		/* LLC encapsulation needed */  in pppoatm_send()
325 			    !pppoatm_may_send(pvcc, n->truesize)) {  in pppoatm_send()
335 		} else if (!pppoatm_may_send(pvcc, skb->truesize))  in pppoatm_send()
340 		if (!pppoatm_may_send(pvcc, skb->truesize))  in pppoatm_send()
363 	if ((pvcc->flags & SC_COMP_PROT) && skb_headroom(skb) > 0 &&  in pppoatm_send()
392 	struct pppoatm_vcc *pvcc;  in pppoatm_assign_vcc()  local
400 	pvcc = kzalloc(sizeof(*pvcc), GFP_KERNEL);  in pppoatm_assign_vcc()
401 	if (pvcc == NULL)  in pppoatm_assign_vcc()
403 	pvcc->atmvcc = atmvcc;  in pppoatm_assign_vcc()
406 	atomic_set(&pvcc->inflight, NONE_INFLIGHT);  in pppoatm_assign_vcc()
407 	pvcc->old_push = atmvcc->push;  in pppoatm_assign_vcc()
408 	pvcc->old_pop = atmvcc->pop;  in pppoatm_assign_vcc()
409 	pvcc->old_owner = atmvcc->owner;  in pppoatm_assign_vcc()
410 	pvcc->old_release_cb = atmvcc->release_cb;  in pppoatm_assign_vcc()
411 	pvcc->encaps = (enum pppoatm_encaps) be.encaps;  in pppoatm_assign_vcc()
412 	pvcc->chan.private = pvcc;  in pppoatm_assign_vcc()
413 	pvcc->chan.ops = &pppoatm_ops;  in pppoatm_assign_vcc()
414 	pvcc->chan.mtu = atmvcc->qos.txtp.max_sdu - PPP_HDRLEN -  in pppoatm_assign_vcc()
416 	tasklet_setup(&pvcc->wakeup_tasklet, pppoatm_wakeup_sender);  in pppoatm_assign_vcc()
417 	err = ppp_register_channel(&pvcc->chan);  in pppoatm_assign_vcc()
419 		kfree(pvcc);  in pppoatm_assign_vcc()
422 	atmvcc->user_back = pvcc;  in pppoatm_assign_vcc()