ubuntu-linux-kernel/drivers/dma/qcom/hidma_mgmt.h

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2024-04-01 15:06:58 +00:00
/*
* Qualcomm Technologies HIDMA Management common header
*
* Copyright (c) 2015, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
struct hidma_mgmt_dev {
u8 hw_version_major;
u8 hw_version_minor;
u32 max_wr_xactions;
u32 max_rd_xactions;
u32 max_write_request;
u32 max_read_request;
u32 dma_channels;
u32 chreset_timeout_cycles;
u32 hw_version;
u32 *priority;
u32 *weight;
/* Hardware device constants */
void __iomem *virtaddr;
resource_size_t addrsize;
struct kobject **chroots;
struct platform_device *pdev;
};
int hidma_mgmt_init_sys(struct hidma_mgmt_dev *dev);
int hidma_mgmt_setup(struct hidma_mgmt_dev *mgmtdev);