gpu/host1x/syncpt.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (c) 2010-2013, NVIDIA Corporation.
43 /* Initialize sync point array  */
46 /*  Free sync point array */
49 /* Return number of sync point supported. */
59  * Check sync point sanity. If max is larger than min, there have too many
60  * sync point increments.
62  * Client managed sync point are not tracked.
67 	if (sp->client_managed)  in host1x_syncpt_check_max()
70 	return (s32)(max - real) >= 0;  in host1x_syncpt_check_max()
73 /* Return true if sync point is client managed. */
76 	return sp->client_managed;  in host1x_syncpt_client_managed()
87 	min = atomic_read(&sp->min_val);  in host1x_syncpt_idle()
88 	max = atomic_read(&sp->max_val);  in host1x_syncpt_idle()
92 /* Load current value from hardware to the shadow register. */
98 /* Save host1x sync point state into shadow registers. */
101 /* Reset host1x sync point state from shadow registers. */
107 /* Indicate future operations by incrementing the sync point max. */
110 /* Check if sync point id is valid. */
113 	return sp->id < host1x_syncpt_nb_pts(sp->host);  in host1x_syncpt_is_valid()