xref: /openbmc/linux/drivers/dma/qcom/hidma_mgmt.h (revision cfbb9be8)
1 /*
2  * Qualcomm Technologies HIDMA Management common header
3  *
4  * Copyright (c) 2015, The Linux Foundation. All rights reserved.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 and
8  * only version 2 as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 struct hidma_mgmt_dev {
17 	u8 hw_version_major;
18 	u8 hw_version_minor;
19 
20 	u32 max_wr_xactions;
21 	u32 max_rd_xactions;
22 	u32 max_write_request;
23 	u32 max_read_request;
24 	u32 dma_channels;
25 	u32 chreset_timeout_cycles;
26 	u32 hw_version;
27 	u32 *priority;
28 	u32 *weight;
29 
30 	/* Hardware device constants */
31 	void __iomem *virtaddr;
32 	resource_size_t addrsize;
33 
34 	struct kobject **chroots;
35 	struct platform_device *pdev;
36 };
37 
38 int hidma_mgmt_init_sys(struct hidma_mgmt_dev *dev);
39 int hidma_mgmt_setup(struct hidma_mgmt_dev *mgmtdev);
40