root/drivers/staging/kpc2000/kpc2000/dma_common_defs.h

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INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 #ifndef KPC_DMA_COMMON_DEFS_H_
   3 #define KPC_DMA_COMMON_DEFS_H_
   4 
   5 #define KPC_DMA_COMMON_OFFSET       0x4000
   6 #define KPC_DMA_S2C_BASE_OFFSET     0x0000
   7 #define KPC_DMA_C2S_BASE_OFFSET     0x2000
   8 #define KPC_DMA_ENGINE_SIZE         0x0100
   9 #define  ENGINE_CAP_PRESENT_MASK            0x1
  10 
  11 
  12 #define KPC_DMA_CARD_IRQ_ENABLE                 (1 << 0)
  13 #define KPC_DMA_CARD_IRQ_ACTIVE                 (1 << 1)
  14 #define KPC_DMA_CARD_IRQ_PENDING                (1 << 2)
  15 #define KPC_DMA_CARD_IRQ_MSI                    (1 << 3)
  16 #define KPC_DMA_CARD_USER_INTERRUPT_MODE        (1 << 4)
  17 #define KPC_DMA_CARD_USER_INTERRUPT_ACTIVE      (1 << 5)
  18 #define KPC_DMA_CARD_IRQ_MSIX_MODE              (1 << 6)
  19 #define KPC_DMA_CARD_MAX_PAYLOAD_SIZE_MASK      0x0700
  20 #define KPC_DMA_CARD_MAX_READ_REQUEST_SIZE_MASK 0x7000
  21 #define KPC_DMA_CARD_S2C_INTERRUPT_STATUS_MASK  0x00FF0000
  22 #define KPC_DMA_CARD_C2S_INTERRUPT_STATUS_MASK  0xFF000000
  23 
  24 #endif /* KPC_DMA_COMMON_DEFS_H_ */
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