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34 lines
996 B
34 lines
996 B
/* |
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* Copyright (c) 2025 Croxel Inc. |
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* |
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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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#include <zephyr/kernel.h> |
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#include <zephyr/rtio/rtio.h> |
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/** Required to access Timeout Queue APIs, which are used instead of the |
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* Timer APIs because of concerns on size on rtio_sqe (k_timer is more |
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* than double the size of _timeout). Users will have to instantiate a |
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* pool of SQE objects, thus its size directly impacts memory footprint |
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* of RTIO applications. |
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*/ |
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#include <../kernel/include/timeout_q.h> |
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#include "rtio_sched.h" |
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static void rtio_sched_alarm_expired(struct _timeout *t) |
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{ |
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struct rtio_sqe *sqe = CONTAINER_OF(t, struct rtio_sqe, delay.to); |
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struct rtio_iodev_sqe *iodev_sqe = CONTAINER_OF(sqe, struct rtio_iodev_sqe, sqe); |
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rtio_iodev_sqe_ok(iodev_sqe, 0); |
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} |
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void rtio_sched_alarm(struct rtio_iodev_sqe *iodev_sqe, k_timeout_t timeout) |
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{ |
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struct rtio_sqe *sqe = &iodev_sqe->sqe; |
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z_init_timeout(&sqe->delay.to); |
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z_add_timeout(&sqe->delay.to, rtio_sched_alarm_expired, timeout); |
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}
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