threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
33 lines
1.0 KiB
C
33 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* $Id: dqueue.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
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#ifndef _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
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#define _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
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#define DIVA_UM_IDI_MAX_MSGS 64
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typedef struct _diva_um_idi_data_queue {
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int segments;
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int max_length;
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int read;
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int write;
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int count;
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int segment_pending;
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void *data[DIVA_UM_IDI_MAX_MSGS];
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int length[DIVA_UM_IDI_MAX_MSGS];
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} diva_um_idi_data_queue_t;
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int diva_data_q_init(diva_um_idi_data_queue_t *q,
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int max_length, int max_segments);
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int diva_data_q_finit(diva_um_idi_data_queue_t *q);
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int diva_data_q_get_max_length(const diva_um_idi_data_queue_t *q);
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void *diva_data_q_get_segment4write(diva_um_idi_data_queue_t *q);
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void diva_data_q_ack_segment4write(diva_um_idi_data_queue_t *q,
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int length);
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const void *diva_data_q_get_segment4read(const diva_um_idi_data_queue_t *
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q);
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int diva_data_q_get_segment_length(const diva_um_idi_data_queue_t *q);
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void diva_data_q_ack_segment4read(diva_um_idi_data_queue_t *q);
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#endif
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