ipu7-syscom.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (C) 2013 - 2025 Intel Corporation
 4 */
 5
 6#ifndef IPU7_SYSCOM_H
 7#define IPU7_SYSCOM_H
 8
 9#include <linux/types.h>
10
11struct syscom_config_s;
12struct syscom_queue_params_config;
13
14struct syscom_queue_config {
15	void *token_array_mem;
16	u32 queue_size;
17	u16 token_size_in_bytes;
18	u16 max_capacity;
19};
20
21struct ipu7_syscom_context {
22	u16 num_input_queues;
23	u16 num_output_queues;
24	struct syscom_queue_config *queue_configs;
25	void __iomem *queue_indices;
26	dma_addr_t queue_mem_dma_addr;
27	void *queue_mem;
28	u32 queue_mem_size;
29};
30
31void ipu7_syscom_put_token(struct ipu7_syscom_context *ctx, int q);
32void *ipu7_syscom_get_token(struct ipu7_syscom_context *ctx, int q);
33struct syscom_queue_params_config *
34ipu7_syscom_get_queue_config(struct syscom_config_s *config);
35#endif