drm/msm/msm_kms.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
37 	 * Note that in the case of async commits, the funcs which take
38 	 * a crtc_mask (ie. ->flush_commit(), and ->complete_commit())
39 	 * might not be evenly balanced with ->prepare_commit(), however
40 	 * each crtc that effected by a ->prepare_commit() (potentially
48 	 * ->complete_commit() time may have accumulated cleanup work
49 	 * from multiple commits.
83 	 * Wait for any in-progress flush to complete on the specified
84 	 * crtcs.  This should not block if there is no in-progress
86 	 * be called before ->prepare_commit() to ensure any potential
93 	 * ->wait_flush(), to give the backend a chance to do any
94 	 * post-commit cleanup.
120  * A per-crtc timer for pending async atomic flushes.  Scheduled to expire
141 	/* mapper-id used to request GEM buffer mapped for scanout: */
150 	 * For async commit, where ->flush_commit() and later happens
163 	for (i = 0; i < ARRAY_SIZE(kms->commit_lock); i++)  in msm_kms_init()
164 		mutex_init(&kms->commit_lock[i]);  in msm_kms_init()
166 	kms->funcs = funcs;  in msm_kms_init()
168 	for (i = 0; i < ARRAY_SIZE(kms->pending_timers); i++) {  in msm_kms_init()
169 		ret = msm_atomic_init_pending_timer(&kms->pending_timers[i], kms, i);  in msm_kms_init()
182 	for (i = 0; i < ARRAY_SIZE(kms->pending_timers); i++)  in msm_kms_destroy()
183 		msm_atomic_destroy_pending_timer(&kms->pending_timers[i]);  in msm_kms_destroy()