drivers/dma/qcom/hidma_mgmt.h

   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);