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_ */ 25