drivers/gpu/drm/amd/include/asic_reg/hdp/hdp_4_0_sh_mask.h
Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/include/asic_reg/hdp/hdp_4_0_sh_mask.h
File Facts
- System
- Linux kernel
- Corpus path
drivers/gpu/drm/amd/include/asic_reg/hdp/hdp_4_0_sh_mask.h- Extension
.h- Size
- 30754 bytes
- Lines
- 604
- Domain
- Driver Families
- Bucket
- drivers/gpu
- Inferred role
- Driver Families: implementation source
- Status
- source implementation candidate
Why This File Exists
Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
Dependency Surface
- No C-style include directives detected by the generator.
Detected Declarations
- No top-level syscall, struct, function, initcall, or export declaration detected by the generator.
Annotated Snippet
#ifndef _hdp_4_0_SH_MASK_HEADER
#define _hdp_4_0_SH_MASK_HEADER
// addressBlock: hdp_hdpdec
//HDP_MMHUB_TLVL
#define HDP_MMHUB_TLVL__HDP_WR_TLVL__SHIFT 0x0
#define HDP_MMHUB_TLVL__HDP_RD_TLVL__SHIFT 0x4
#define HDP_MMHUB_TLVL__XDP_WR_TLVL__SHIFT 0x8
#define HDP_MMHUB_TLVL__XDP_RD_TLVL__SHIFT 0xc
#define HDP_MMHUB_TLVL__XDP_MBX_WR_TLVL__SHIFT 0x10
#define HDP_MMHUB_TLVL__HDP_WR_TLVL_MASK 0x00000007L
#define HDP_MMHUB_TLVL__HDP_RD_TLVL_MASK 0x00000070L
#define HDP_MMHUB_TLVL__XDP_WR_TLVL_MASK 0x00000700L
#define HDP_MMHUB_TLVL__XDP_RD_TLVL_MASK 0x00007000L
#define HDP_MMHUB_TLVL__XDP_MBX_WR_TLVL_MASK 0x00070000L
//HDP_MMHUB_UNITID
#define HDP_MMHUB_UNITID__HDP_UNITID__SHIFT 0x0
#define HDP_MMHUB_UNITID__XDP_UNITID__SHIFT 0x8
#define HDP_MMHUB_UNITID__XDP_MBX_UNITID__SHIFT 0x10
#define HDP_MMHUB_UNITID__HDP_UNITID_MASK 0x0000003FL
#define HDP_MMHUB_UNITID__XDP_UNITID_MASK 0x00003F00L
#define HDP_MMHUB_UNITID__XDP_MBX_UNITID_MASK 0x003F0000L
//HDP_NONSURFACE_BASE
#define HDP_NONSURFACE_BASE__NONSURF_BASE_39_8__SHIFT 0x0
#define HDP_NONSURFACE_BASE__NONSURF_BASE_39_8_MASK 0xFFFFFFFFL
//HDP_NONSURFACE_INFO
#define HDP_NONSURFACE_INFO__NONSURF_SWAP__SHIFT 0x4
#define HDP_NONSURFACE_INFO__NONSURF_VMID__SHIFT 0x8
#define HDP_NONSURFACE_INFO__NONSURF_SWAP_MASK 0x00000030L
#define HDP_NONSURFACE_INFO__NONSURF_VMID_MASK 0x00000F00L
//HDP_NONSURFACE_BASE_HI
#define HDP_NONSURFACE_BASE_HI__NONSURF_BASE_47_40__SHIFT 0x0
#define HDP_NONSURFACE_BASE_HI__NONSURF_BASE_47_40_MASK 0x000000FFL
//HDP_NONSURF_FLAGS
#define HDP_NONSURF_FLAGS__NONSURF_WRITE_FLAG__SHIFT 0x0
#define HDP_NONSURF_FLAGS__NONSURF_READ_FLAG__SHIFT 0x1
#define HDP_NONSURF_FLAGS__NONSURF_WRITE_FLAG_MASK 0x00000001L
#define HDP_NONSURF_FLAGS__NONSURF_READ_FLAG_MASK 0x00000002L
//HDP_NONSURF_FLAGS_CLR
#define HDP_NONSURF_FLAGS_CLR__NONSURF_WRITE_FLAG_CLR__SHIFT 0x0
#define HDP_NONSURF_FLAGS_CLR__NONSURF_READ_FLAG_CLR__SHIFT 0x1
#define HDP_NONSURF_FLAGS_CLR__NONSURF_WRITE_FLAG_CLR_MASK 0x00000001L
#define HDP_NONSURF_FLAGS_CLR__NONSURF_READ_FLAG_CLR_MASK 0x00000002L
//HDP_HOST_PATH_CNTL
#define HDP_HOST_PATH_CNTL__WR_STALL_TIMER__SHIFT 0x9
#define HDP_HOST_PATH_CNTL__RD_STALL_TIMER__SHIFT 0xb
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_TIMER_PRELOAD_CFG__SHIFT 0x12
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_TIMER__SHIFT 0x13
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_EN__SHIFT 0x15
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_64B_EN__SHIFT 0x16
#define HDP_HOST_PATH_CNTL__ALL_SURFACES_DIS__SHIFT 0x1d
#define HDP_HOST_PATH_CNTL__WRITE_THROUGH_CACHE_DIS__SHIFT 0x1e
#define HDP_HOST_PATH_CNTL__LIN_RD_CACHE_DIS__SHIFT 0x1f
#define HDP_HOST_PATH_CNTL__WR_STALL_TIMER_MASK 0x00000600L
#define HDP_HOST_PATH_CNTL__RD_STALL_TIMER_MASK 0x00001800L
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_TIMER_PRELOAD_CFG_MASK 0x00040000L
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_TIMER_MASK 0x00180000L
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_EN_MASK 0x00200000L
#define HDP_HOST_PATH_CNTL__WRITE_COMBINE_64B_EN_MASK 0x00400000L
#define HDP_HOST_PATH_CNTL__ALL_SURFACES_DIS_MASK 0x20000000L
#define HDP_HOST_PATH_CNTL__WRITE_THROUGH_CACHE_DIS_MASK 0x40000000L
#define HDP_HOST_PATH_CNTL__LIN_RD_CACHE_DIS_MASK 0x80000000L
//HDP_SW_SEMAPHORE
#define HDP_SW_SEMAPHORE__SW_SEMAPHORE__SHIFT 0x0
#define HDP_SW_SEMAPHORE__SW_SEMAPHORE_MASK 0xFFFFFFFFL
//HDP_DEBUG0
#define HDP_DEBUG0__HDP_DEBUG__SHIFT 0x0
#define HDP_DEBUG0__HDP_DEBUG_MASK 0xFFFFFFFFL
//HDP_LAST_SURFACE_HIT
#define HDP_LAST_SURFACE_HIT__LAST_SURFACE_HIT__SHIFT 0x0
#define HDP_LAST_SURFACE_HIT__LAST_SURFACE_HIT_MASK 0x00000003L
//HDP_READ_CACHE_INVALIDATE
#define HDP_READ_CACHE_INVALIDATE__READ_CACHE_INVALIDATE__SHIFT 0x0
#define HDP_READ_CACHE_INVALIDATE__READ_CACHE_INVALIDATE_MASK 0x00000001L
//HDP_OUTSTANDING_REQ
#define HDP_OUTSTANDING_REQ__WRITE_REQ__SHIFT 0x0
#define HDP_OUTSTANDING_REQ__READ_REQ__SHIFT 0x8
#define HDP_OUTSTANDING_REQ__WRITE_REQ_MASK 0x000000FFL
#define HDP_OUTSTANDING_REQ__READ_REQ_MASK 0x0000FF00L
//HDP_MISC_CNTL
#define HDP_MISC_CNTL__FLUSH_INVALIDATE_CACHE__SHIFT 0x0
#define HDP_MISC_CNTL__IDLE_HYSTERESIS_CNTL__SHIFT 0x2
#define HDP_MISC_CNTL__OUTSTANDING_WRITE_COUNT_1024__SHIFT 0x5
#define HDP_MISC_CNTL__MULTIPLE_READS__SHIFT 0x6
#define HDP_MISC_CNTL__SIMULTANEOUS_READS_WRITES__SHIFT 0xb
#define HDP_MISC_CNTL__READ_BUFFER_WATERMARK__SHIFT 0xe
#define HDP_MISC_CNTL__FED_ENABLE__SHIFT 0x15
#define HDP_MISC_CNTL__SYSHUB_CHANNEL_PRIORITY__SHIFT 0x17
#define HDP_MISC_CNTL__MMHUB_WRBURST_ENABLE__SHIFT 0x18
Annotation
- Atlas domain: Driver Families / drivers/gpu.
- 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.