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dw-hdma-v0-regs.h


products/Sources/formale Sprachen/C/Linux/drivers/dma/dw-edma/dw-hdma-v0-regs.h

/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (c) 2023 Cai Huoqing * Synopsys DesignWare HDMA v0 reg * * Author: Cai Huoqing */ #ifndef _DW_HDMA_V0_REGS_H #define _DW_HDMA_V0_REGS_H #include #define HDMA_V0_MAX_NR_CH 8 #define HDMA_V0_LOCAL_ABORT_INT_EN BIT(6) #define HDMA_V0_REMOTE_ABORT_INT_EN BIT(5) #define HDMA_V0_LOCAL_STOP_INT_EN BIT(4) #define HDMA_V0_REMOTE_STOP_INT_EN BIT(3) #define HDMA_V0_ABORT_INT_MASK BIT(2) #define HDMA_V0_STOP_INT_MASK BIT(0) #define HDMA_V0_LINKLIST_EN BIT(0) #define HDMA_V0_CONSUMER_CYCLE_STAT BIT(1) #define HDMA_V0_CONSUMER_CYCLE_BIT BIT(0) #define HDMA_V0_DOORBELL_START BIT(0) #define HDMA_V0_CH_STATUS_MASK GENMASK(1, 0) struct dw_hdma_v0_ch_regs { u32 ch_en; /* 0x0000 */ u32 doorbell; /* 0x0004 */ u32 prefetch; /* 0x0008 */ u32 handshake; /* 0x000c */ union { u64 reg; /* 0x0010..0x0014 */ struct { u32 lsb; /* 0x0010 */ u32 msb; /* 0x0014 */ }; } llp; u32 cycle_sync; /* 0x0018 */ u32 transfer_size; /* 0x001c */ union { u64 reg; /* 0x0020..0x0024 */ struct { u32 lsb; /* 0x0020 */ u32 msb; /* 0x0024 */ }; } sar; union { u64 reg; /* 0x0028..0x002c */ struct { u32 lsb; /* 0x0028 */ u32 msb; /* 0x002c */ }; } dar; u32 watermark_en; /* 0x0030 */ u32 control1; /* 0x0034 */ u32 func_num; /* 0x0038 */ u32 qos; /* 0x003c */ u32 padding_1[16]; /* 0x0040..0x007c */ u32 ch_stat; /* 0x0080 */ u32 int_stat; /* 0x0084 */ u32 int_setup; /* 0x0088 */ u32 int_clear; /* 0x008c */ union { u64 reg; /* 0x0090..0x0094 */ struct { u32 lsb; /* 0x0090 */ u32 msb; /* 0x0094 */ }; } msi_stop; union { u64 reg; /* 0x0098..0x009c */ struct { u32 lsb; /* 0x0098 */ u32 msb; /* 0x009c */ }; } msi_watermark; union { u64 reg; /* 0x00a0..0x00a4 */ struct { u32 lsb; /* 0x00a0 */ u32 msb; /* 0x00a4 */ }; } msi_abort; u32 msi_msgdata; /* 0x00a8 */ u32 padding_2[21]; /* 0x00ac..0x00fc */ } __packed; struct dw_hdma_v0_ch { struct dw_hdma_v0_ch_regs wr; /* 0x0000 */ struct dw_hdma_v0_ch_regs rd; /* 0x0100 */ } __packed; struct dw_hdma_v0_regs { struct dw_hdma_v0_ch ch[HDMA_V0_MAX_NR_CH]; /* 0x0000..0x0fa8 */ } __packed; struct dw_hdma_v0_lli { u32 control; u32 transfer_size; union { u64 reg; struct { u32 lsb; u32 msb; }; } sar; union { u64 reg; struct { u32 lsb; u32 msb; }; } dar; } __packed; struct dw_hdma_v0_llp { u32 control; u32 reserved; union { u64 reg; struct { u32 lsb; u32 msb; }; } llp; } __packed; #endif /* _DW_HDMA_V0_REGS_H */

                                                                                                                                                                                                                                                                                                                                                                                                     

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