drivers/gpu/drm/amd/display/dc/dml2_0/display_mode_lib_defines.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/dml2_0/display_mode_lib_defines.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/display/dc/dml2_0/display_mode_lib_defines.h
Extension
.h
Size
3726 bytes
Lines
80
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.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __DISPLAY_MODE_LIB_DEFINES_H__
#define __DISPLAY_MODE_LIB_DEFINES_H__

#define DCN_DML__DML_STANDALONE 1
#define DCN_DML__DML_STANDALONE__1 1
#define DCN_DML__PRESENT 1
#define DCN_DML__PRESENT__1 1
#define DCN_DML__NUM_PLANE 8
#define DCN_DML__NUM_PLANE__8 1
#define DCN_DML__NUM_CURSOR 1
#define DCN_DML__NUM_CURSOR__1 1
#define DCN_DML__NUM_PWR_STATE 30
#define DCN_DML__NUM_PWR_STATE__30 1
#define DCN_DML__VM_PRESENT 1
#define DCN_DML__VM_PRESENT__1 1
#define DCN_DML__HOST_VM_PRESENT 1
#define DCN_DML__HOST_VM_PRESENT__1 1
#define DCN_DML__DWB 1

#include "dml_depedencies.h"

#include "dml_logging.h"
#include "dml_assert.h"

// To enable a lot of debug msg
#define __DML_VBA_DEBUG__
#define __DML_VBA_ENABLE_INLINE_CHECK_                  0
#define __DML_VBA_MIN_VSTARTUP__                        9       //<brief At which vstartup the DML start to try if the mode can be supported
#define __DML_ARB_TO_RET_DELAY__                        (7 + 95)  //<brief Delay in DCFCLK from ARB to DET (1st num is ARB to SDPIF, 2nd number is SDPIF to DET)
#define __DML_MIN_DCFCLK_FACTOR__                       1.15    //<brief fudge factor for min dcfclk calclation
#define __DML_MAX_VRATIO_PRE__                          4.0     //<brief Prefetch schedule max vratio
#define __DML_MAX_VRATIO_PRE_OTO__                      4.0     //<brief Prefetch schedule max vratio for one to one scheduling calculation for prefetch
#define __DML_MAX_VRATIO_PRE_ENHANCE_PREFETCH_ACC__     6.0     //<brief Prefetch schedule max vratio when enhance prefetch schedule acceleration is enabled and vstartup is earliest possible already
#define __DML_NUM_PLANES__                              DCN_DML__NUM_PLANE
#define __DML_NUM_CURSORS__                             DCN_DML__NUM_CURSOR
#define __DML_DPP_INVALID__                             0
#define __DML_NUM_DMB__                                 DCN_DML__DWB
#define __DML_PIPE_NO_PLANE__                           99

#define __DML_MAX_STATE_ARRAY_SIZE__        DCN_DML__NUM_PWR_STATE

// Compilation define
#define __DML_DLL_EXPORT__

typedef          int   dml_int_t;   // int is 32-bit in C/C++, but Integer datatype is 16-bit in VBA. this should map to Long in VBA
typedef unsigned int   dml_uint_t;
typedef double         dml_float_t;

// Note: bool is 8-bit in C/C++, but Boolean is 16-bit in VBA, use "short" in C/C++ DLL so the struct work when vba uses DLL
// Or the VBA side don't use Boolean, just use "Byte", then C side can use bool
typedef bool          dml_bool_t;

#endif

Annotation

Implementation Notes