Cross Reference: /src/sys/dev/ata/ata

Lines Matching defs:chp
81 ata_queue_hwslot_to_xfer(struct ata_channel *chp, int hwslot)
83 	struct ata_queue *chq = chp->ch_queue;
86 	ata_channel_lock(chp);
99 	ata_channel_unlock(chp);
109 ata_queue_get_active_xfer_locked(struct ata_channel *chp)
113 	KASSERT(mutex_owned(&chp->ch_lock));
114 	xfer = TAILQ_FIRST(&chp->ch_queue->active_xfers);
131 ata_queue_get_active_xfer(struct ata_channel *chp)
135 	ata_channel_lock(chp);
136 	xfer = ata_queue_get_active_xfer_locked(chp);
137 	ata_channel_unlock(chp);
143 ata_queue_drive_active_xfer(struct ata_channel *chp, int drive)
147 	ata_channel_lock(chp);
149 	TAILQ_FOREACH(xfer, &chp->ch_queue->active_xfers, c_activechain) {
155 	ata_channel_unlock(chp);
196 ata_channel_init(struct ata_channel *chp)
198 	mutex_init(&chp->ch_lock, MUTEX_DEFAULT, IPL_BIO);
199 	cv_init(&chp->ch_thr_idle, "atath");
201 	callout_init(&chp->c_timo_callout, 0); 	/* XXX MPSAFE */
204 	if (chp->ch_queue == NULL) {
205 		chp->ch_queue = ata_queue_alloc(1);
210 ata_channel_destroy(struct ata_channel *chp)
212 	if (chp->ch_queue != NULL) {
213 		ata_queue_free(chp->ch_queue);
214 		chp->ch_queue = NULL;
217 	mutex_enter(&chp->ch_lock);
218 	callout_halt(&chp->c_timo_callout, &chp->ch_lock);
219 	callout_destroy(&chp->c_timo_callout);
220 	mutex_exit(&chp->ch_lock);
222 	mutex_destroy(&chp->ch_lock);
223 	cv_destroy(&chp->ch_thr_idle);
229 	struct ata_channel *chp = v;
230 	struct ata_queue *chq = chp->ch_queue;
236 	callout_ack(&chp->c_timo_callout);
238 	if (chp->ch_flags & ATACH_RECOVERING) {
267 ata_channel_lock(struct ata_channel *chp)
269 	mutex_enter(&chp->ch_lock);
273 ata_channel_unlock(struct ata_channel *chp)
275 	mutex_exit(&chp->ch_lock);
279 ata_channel_lock_owned(struct ata_channel *chp)
281 	KASSERT(mutex_owned(&chp->ch_lock));
286 atachannel_debug(struct ata_channel *chp)
288 	struct ata_queue *chq = chp->ch_queue;
291 	    device_xname(chp->atabus), chp->ch_flags, chp->ch_ndrives);
300 ata_queue_alloc_slot(struct ata_channel *chp, uint8_t *c_slot,
303 	struct ata_queue *chq = chp->ch_queue;
306 	KASSERT(mutex_owned(&chp->ch_lock));
310 	    __func__, chp->ch_channel,
331 ata_queue_free_slot(struct ata_channel *chp, uint8_t c_slot)
333 	struct ata_queue *chq = chp->ch_queue;
335 	KASSERT(mutex_owned(&chp->ch_lock));
344 ata_queue_hold(struct ata_channel *chp)
346 	struct ata_queue *chq = chp->ch_queue;
348 	KASSERT(mutex_owned(&chp->ch_lock));
355 ata_queue_unhold(struct ata_channel *chp)
357 	struct ata_queue *chq = chp->ch_queue;
359 	KASSERT(mutex_owned(&chp->ch_lock));
369 ata_queue_active(struct ata_channel *chp)
371 	struct ata_queue *chq = chp->ch_queue;
373 	if (chp->ch_flags & ATACH_DETACHED)
380 ata_queue_openings(struct ata_channel *chp)
382 	return chp->ch_queue->queue_openings;
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