include/dt-bindings/memory/mediatek,mt6893-memory-port.h
Source file repositories/reference/linux-study-clean/include/dt-bindings/memory/mediatek,mt6893-memory-port.h
File Facts
- System
- Linux kernel
- Corpus path
include/dt-bindings/memory/mediatek,mt6893-memory-port.h- Extension
.h- Size
- 14483 bytes
- Lines
- 289
- Domain
- Repository Root And Misc
- Bucket
- include
- Inferred role
- Repository Root And Misc: implementation source
- Status
- source implementation candidate
Why This File Exists
Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
- Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
Dependency Surface
dt-bindings/memory/mtk-memory-port.h
Detected Declarations
- No top-level syscall, struct, function, initcall, or export declaration detected by the generator.
Annotated Snippet
#ifndef _DT_BINDINGS_MEMORY_MT6893_LARB_PORT_H_
#define _DT_BINDINGS_MEMORY_MT6893_LARB_PORT_H_
#include <dt-bindings/memory/mtk-memory-port.h>
/*
* MM IOMMU supports 16GB dma address.
*
* The address will preassign like this:
*
* modules dma-address-region larbs-ports
* disp 0 ~ 4G larb0/2
* vcodec 4G ~ 8G larb4/5/7
* cam/mdp 8G ~ 12G larb9/11/13/14/16/17/18/19/20
* CCU0 0x4000_0000 ~ 0x43ff_ffff larb13: port 9/10
* CCU1 0x4400_0000 ~ 0x47ff_ffff larb14: port 4/5
*
* larb3/6/8/10/12/15 are null.
*/
/* larb0 */
#define M4U_PORT_L0_DISP_POSTMASK0 MTK_M4U_DOM_ID(0, 0)
#define M4U_PORT_L0_MDP_RDMA4 MTK_M4U_DOM_ID(0, 1)
#define M4U_PORT_L0_OVL_RDMA0_HDR MTK_M4U_DOM_ID(0, 2)
#define M4U_PORT_L0_OVL_2L_RDMA1_HDR MTK_M4U_DOM_ID(0, 3)
#define M4U_PORT_L0_OVL_2L_RDMA3_HDR MTK_M4U_DOM_ID(0, 4)
#define M4U_PORT_L0_OVL_RDMA0 MTK_M4U_DOM_ID(0, 5)
#define M4U_PORT_L0_OVL_2L_RDMA1 MTK_M4U_DOM_ID(0, 6)
#define M4U_PORT_L0_OVL_2L_RDMA3 MTK_M4U_DOM_ID(0, 7)
#define M4U_PORT_L0_OVL_RDMA1_SYSRAM MTK_M4U_DOM_ID(0, 8)
#define M4U_PORT_L0_OVL_2L_RDMA0_SYSRAM MTK_M4U_DOM_ID(0, 9)
#define M4U_PORT_L0_OVL_2L_RDMA2_SYSRAM MTK_M4U_DOM_ID(0, 10)
#define M4U_PORT_L0_DISP_WDMA0 MTK_M4U_DOM_ID(0, 11)
#define M4U_PORT_L0_DISP_RDMA0 MTK_M4U_DOM_ID(0, 12)
#define M4U_PORT_L0_DISP_UFBC_WDMA0 MTK_M4U_DOM_ID(0, 13)
#define M4U_PORT_L0_DISP_FAKE0 MTK_M4U_DOM_ID(0, 14)
/* larb1 */
#define M4U_PORT_L1_DISP_POSTMASK1 MTK_M4U_DOM_ID(1, 0)
#define M4U_PORT_L1_MDP_RDMA5 MTK_M4U_DOM_ID(1, 1)
#define M4U_PORT_L1_OVL_RDMA1_HDR MTK_M4U_DOM_ID(1, 2)
#define M4U_PORT_L1_OVL_2L_RDMA0_HDR MTK_M4U_DOM_ID(1, 3)
#define M4U_PORT_L1_OVL_2L_RDMA2_HDR MTK_M4U_DOM_ID(1, 4)
#define M4U_PORT_L1_OVL_RDMA1 MTK_M4U_DOM_ID(1, 5)
#define M4U_PORT_L1_OVL_2L_RDMA0 MTK_M4U_DOM_ID(1, 6)
#define M4U_PORT_L1_OVL_2L_RDMA2 MTK_M4U_DOM_ID(1, 7)
#define M4U_PORT_L1_OVL_RDMA0_SYSRAM MTK_M4U_DOM_ID(1, 8)
#define M4U_PORT_L1_OVL_2L_RDMA1_SYSRAM MTK_M4U_DOM_ID(1, 9)
#define M4U_PORT_L1_OVL_2L_RDMA3_SYSRAM MTK_M4U_DOM_ID(1, 10)
#define M4U_PORT_L1_DISP_WDMA1 MTK_M4U_DOM_ID(1, 11)
#define M4U_PORT_L1_DISP_RDMA1 MTK_M4U_DOM_ID(1, 12)
#define M4U_PORT_L1_DISP_UFBC_WDMA1 MTK_M4U_DOM_ID(1, 13)
#define M4U_PORT_L1_DISP_FAKE1 MTK_M4U_DOM_ID(1, 14)
/* larb2 */
#define M4U_PORT_L2_MDP_RDMA0 MTK_M4U_DOM_ID(2, 0)
#define M4U_PORT_L2_MDP_RDMA2 MTK_M4U_DOM_ID(2, 1)
#define M4U_PORT_L2_MDP_WROT0 MTK_M4U_DOM_ID(2, 2)
#define M4U_PORT_L2_MDP_WROT2 MTK_M4U_DOM_ID(2, 3)
#define M4U_PORT_L2_MDP_FILMGRAIN0 MTK_M4U_DOM_ID(2, 4)
#define M4U_PORT_L2_MDP_FAKE0 MTK_M4U_DOM_ID(2, 5)
/* larb3: null */
/* larb4 */
#define M4U_PORT_L4_VDEC_MC_EXT_MDP MTK_M4U_DOM_ID(4, 0)
#define M4U_PORT_L4_VDEC_UFO_EXT_MDP MTK_M4U_DOM_ID(4, 1)
#define M4U_PORT_L4_VDEC_PP_EXT_MDP MTK_M4U_DOM_ID(4, 2)
#define M4U_PORT_L4_VDEC_PRED_RD_EXT_MDP MTK_M4U_DOM_ID(4, 3)
#define M4U_PORT_L4_VDEC_PRED_WR_EXT_MDP MTK_M4U_DOM_ID(4, 4)
#define M4U_PORT_L4_VDEC_PPWRAP_EXT_MDP MTK_M4U_DOM_ID(4, 5)
#define M4U_PORT_L4_VDEC_TILE_EXT_MDP MTK_M4U_DOM_ID(4, 6)
#define M4U_PORT_L4_VDEC_VLD_EXT_MDP MTK_M4U_DOM_ID(4, 7)
#define M4U_PORT_L4_VDEC_VLD2_EXT_MDP MTK_M4U_DOM_ID(4, 8)
#define M4U_PORT_L4_VDEC_AVC_MV_EXT_MDP MTK_M4U_DOM_ID(4, 9)
#define M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT_MDP MTK_M4U_DOM_ID(4, 10)
/* larb5 */
#define M4U_PORT_L5_VDEC_LAT0_VLD_EXT_DISP MTK_M4U_DOM_ID(5, 0)
#define M4U_PORT_L5_VDEC_LAT0_VLD2_EXT_DISP MTK_M4U_DOM_ID(5, 1)
#define M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT_DISP MTK_M4U_DOM_ID(5, 2)
#define M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT_DISP MTK_M4U_DOM_ID(5, 3)
#define M4U_PORT_L5_VDEC_LAT0_TILE_EXT_DISP MTK_M4U_DOM_ID(5, 4)
#define M4U_PORT_L5_VDEC_LAT0_WDMA_EXT_DISP MTK_M4U_DOM_ID(5, 5)
#define M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT_DISP MTK_M4U_DOM_ID(5, 6)
#define M4U_PORT_L5_VDEC_UFO_ENC_EXT_DISP MTK_M4U_DOM_ID(5, 7)
/* larb6: null */
/* larb7 */
Annotation
- Immediate include surface: `dt-bindings/memory/mtk-memory-port.h`.
- Atlas domain: Repository Root And Misc / include.
- Implementation status: source implementation candidate.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.