drivers/dma/hisilicon/hisi_dmadev.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2021 HiSilicon Limited
   3  */
   4
   5 #ifndef HISI_DMADEV_H
   6 #define HISI_DMADEV_H
   7
   8 #define PCI_VENDOR_ID_HUAWEI                    0x19e5
   9 #define HISI_DMA_DEVICE_ID                      0xA122
  10 #define HISI_DMA_PCI_REVISION_ID_REG            0x08
  11 #define HISI_DMA_REVISION_HIP08B                0x21
  12
  13 /**
  14  * The HIP08B(HiSilicon IP08) and later Chip(e.g. HiSilicon IP09) are DMA iEPs,
  15  * they have the same pci device id but with different pci revision.
  16  * Unfortunately, they have different register layouts, so the layout
  17  * enumerations are defined.
  18  */
  19 enum {
  20         HISI_DMA_REG_LAYOUT_INVALID = 0,
  21         HISI_DMA_REG_LAYOUT_HIP08
  22 };
  23
  24 #endif /* HISI_DMADEV_H */