Quelle v3d_drm.h
Sprache: C
/*
* Copyright © 2014 - 2018 Broadcom
*
* Permission is hereby granted , free of charge , to any person obtaining a
* copy of this software and associated documentation files ( the " Software " ) ,
* to deal in the Software without restriction , including without limitation
* the rights to use , copy , modify , merge , publish , distribute , sublicense ,
* and / or sell copies of the Software , and to permit persons to whom the
* Software is furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice ( including the next
* paragraph ) shall be included in all copies or substantial portions of the
* Software .
*
* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM , DAMAGES OR OTHER
* LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE , ARISING
* FROM , OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE .
*/
#ifndef _V3D_DRM_H_
#define _V3D_DRM_H_
#include "drm.h"
#if defined (__cplusplus)
extern "C" {
#endif
#define DRM_V3D_SUBMIT_CL 0 x00
#define DRM_V3D_WAIT_BO 0 x01
#define DRM_V3D_CREATE_BO 0 x02
#define DRM_V3D_MMAP_BO 0 x03
#define DRM_V3D_GET_PARAM 0 x04
#define DRM_V3D_GET_BO_OFFSET 0 x05
#define DRM_V3D_SUBMIT_TFU 0 x06
#define DRM_V3D_SUBMIT_CSD 0 x07
#define DRM_V3D_PERFMON_CREATE 0 x08
#define DRM_V3D_PERFMON_DESTROY 0 x09
#define DRM_V3D_PERFMON_GET_VALUES 0 x0a
#define DRM_V3D_SUBMIT_CPU 0 x0b
#define DRM_V3D_PERFMON_GET_COUNTER 0 x0c
#define DRM_V3D_PERFMON_SET_GLOBAL 0 x0d
#define DRM_IOCTL_V3D_SUBMIT_CL DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_CL, struct drm_v3d_submit_cl)
#define DRM_IOCTL_V3D_WAIT_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_WAIT_BO, struct drm_v3d_wait_bo)
#define DRM_IOCTL_V3D_CREATE_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_CREATE_BO, struct drm_v3d_create_bo)
#define DRM_IOCTL_V3D_MMAP_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_MMAP_BO, struct drm_v3d_mmap_bo)
#define DRM_IOCTL_V3D_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_GET_PARAM, struct drm_v3d_get_param)
#define DRM_IOCTL_V3D_GET_BO_OFFSET DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_GET_BO_OFFSET, struct drm_v3d_get_bo_offset)
#define DRM_IOCTL_V3D_SUBMIT_TFU DRM_IOW(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_TFU, struct drm_v3d_submit_tfu)
#define DRM_IOCTL_V3D_SUBMIT_CSD DRM_IOW(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_CSD, struct drm_v3d_submit_csd)
#define DRM_IOCTL_V3D_PERFMON_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_PERFMON_CREATE, \
struct drm_v3d_perfmon_create)
#define DRM_IOCTL_V3D_PERFMON_DESTROY DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_PERFMON_DESTROY, \
struct drm_v3d_perfmon_destroy)
#define DRM_IOCTL_V3D_PERFMON_GET_VALUES DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_PERFMON_GET_VALUES, \
struct drm_v3d_perfmon_get_values)
#define DRM_IOCTL_V3D_SUBMIT_CPU DRM_IOW(DRM_COMMAND_BASE + DRM_V3D_SUBMIT_CPU, struct drm_v3d_submit_cpu)
#define DRM_IOCTL_V3D_PERFMON_GET_COUNTER DRM_IOWR(DRM_COMMAND_BASE + DRM_V3D_PERFMON_GET_COUNTER, \
struct drm_v3d_perfmon_get_counter)
#define DRM_IOCTL_V3D_PERFMON_SET_GLOBAL DRM_IOW(DRM_COMMAND_BASE + DRM_V3D_PERFMON_SET_GLOBAL, \
struct drm_v3d_perfmon_set_global)
#define DRM_V3D_SUBMIT_CL_FLUSH_CACHE 0 x01
#define DRM_V3D_SUBMIT_EXTENSION 0 x02
/* struct drm_v3d_extension - ioctl extensions
*
* Linked - list of generic extensions where the id identify which struct is
* pointed by ext_data . Therefore , DRM_V3D_EXT_ID_ * is used on id to identify
* the extension type .
*/
struct drm_v3d_extension {
__u64 next;
__u32 id;
#define DRM_V3D_EXT_ID_MULTI_SYNC 0 x01
#define DRM_V3D_EXT_ID_CPU_INDIRECT_CSD 0 x02
#define DRM_V3D_EXT_ID_CPU_TIMESTAMP_QUERY 0 x03
#define DRM_V3D_EXT_ID_CPU_RESET_TIMESTAMP_QUERY 0 x04
#define DRM_V3D_EXT_ID_CPU_COPY_TIMESTAMP_QUERY 0 x05
#define DRM_V3D_EXT_ID_CPU_RESET_PERFORMANCE_QUERY 0 x06
#define DRM_V3D_EXT_ID_CPU_COPY_PERFORMANCE_QUERY 0 x07
__u32 flags; /* mbz */
};
/* struct drm_v3d_sem - wait/signal semaphore
*
* If binary semaphore , it only takes syncobj handle and ignores flags and
* point fields . Point is defined for timeline syncobj feature .
*/
struct drm_v3d_sem {
__u32 handle; /* syncobj */
/* rsv below, for future uses */
__u32 flags;
__u64 point; /* for timeline sem support */
__u64 mbz[2 ]; /* must be zero, rsv */
};
/* Enum for each of the V3D queues. */
enum v3d_queue {
V3D_BIN,
V3D_RENDER,
V3D_TFU,
V3D_CSD,
V3D_CACHE_CLEAN,
V3D_CPU,
};
/**
* struct drm_v3d_multi_sync - ioctl extension to add support multiples
* syncobjs for commands submission .
*
* When an extension of DRM_V3D_EXT_ID_MULTI_SYNC id is defined , it points to
* this extension to define wait and signal dependencies , instead of single
* in / out sync entries on submitting commands . The field flags is used to
* determine the stage to set wait dependencies .
*/
struct drm_v3d_multi_sync {
struct drm_v3d_extension base;
/* Array of wait and signal semaphores */
__u64 in_syncs;
__u64 out_syncs;
/* Number of entries */
__u32 in_sync_count;
__u32 out_sync_count;
/* set the stage (v3d_queue) to sync */
__u32 wait_stage;
__u32 pad; /* mbz */
};
/**
* struct drm_v3d_submit_cl - ioctl argument for submitting commands to the 3 D
* engine .
*
* This asks the kernel to have the GPU execute an optional binner
* command list , and a render command list .
*
* The L1T , slice , L2C , L2T , and GCA caches will be flushed before
* each CL executes . The VCD cache should be flushed ( if necessary )
* by the submitted CLs . The TLB writes are guaranteed to have been
* flushed by the time the render done IRQ happens , which is the
* trigger for out_sync . Any dirtying of cachelines by the job ( only
* possible using TMU writes ) must be flushed by the caller using the
* DRM_V3D_SUBMIT_CL_FLUSH_CACHE_FLAG flag .
*/
struct drm_v3d_submit_cl {
/* Pointer to the binner command list.
*
* This is the first set of commands executed , which runs the
* coordinate shader to determine where primitives land on the screen ,
* then writes out the state updates and draw calls necessary per tile
* to the tile allocation BO .
*
* This BCL will block on any previous BCL submitted on the
* same FD , but not on any RCL or BCLs submitted by other
* clients - - that is left up to the submitter to control
* using in_sync_bcl if necessary .
*/
__u32 bcl_start;
/** End address of the BCL (first byte after the BCL) */
__u32 bcl_end;
/* Offset of the render command list.
*
* This is the second set of commands executed , which will either
* execute the tiles that have been set up by the BCL , or a fixed set
* of tiles ( in the case of RCL - only blits ) .
*
* This RCL will block on this submit ' s BCL , and any previous
* RCL submitted on the same FD , but not on any RCL or BCLs
* submitted by other clients - - that is left up to the
* submitter to control using in_sync_rcl if necessary .
*/
__u32 rcl_start;
/** End address of the RCL (first byte after the RCL) */
__u32 rcl_end;
/** An optional sync object to wait on before starting the BCL. */
__u32 in_sync_bcl;
/** An optional sync object to wait on before starting the RCL. */
__u32 in_sync_rcl;
/** An optional sync object to place the completion fence in. */
__u32 out_sync;
/* Offset of the tile alloc memory
*
* This is optional on V3D 3 . 3 ( where the CL can set the value ) but
* required on V3D 4 . 1 .
*/
__u32 qma;
/** Size of the tile alloc memory. */
__u32 qms;
/** Offset of the tile state data array. */
__u32 qts;
/* Pointer to a u32 array of the BOs that are referenced by the job.
*/
__u64 bo_handles;
/* Number of BO handles passed in (size is that times 4). */
__u32 bo_handle_count;
/* DRM_V3D_SUBMIT_* properties */
__u32 flags;
/* ID of the perfmon to attach to this job. 0 means no perfmon. */
__u32 perfmon_id;
__u32 pad;
/* Pointer to an array of ioctl extensions*/
__u64 extensions;
};
/**
* struct drm_v3d_wait_bo - ioctl argument for waiting for
* completion of the last DRM_V3D_SUBMIT_CL on a BO .
*
* This is useful for cases where multiple processes might be
* rendering to a BO and you want to wait for all rendering to be
* completed .
*/
struct drm_v3d_wait_bo {
__u32 handle;
__u32 pad;
__u64 timeout_ns;
};
/**
* struct drm_v3d_create_bo - ioctl argument for creating V3D BOs .
*
* There are currently no values for the flags argument , but it may be
* used in a future extension .
*/
struct drm_v3d_create_bo {
__u32 size;
__u32 flags;
/** Returned GEM handle for the BO. */
__u32 handle;
/**
* Returned offset for the BO in the V3D address space . This offset
* is private to the DRM fd and is valid for the lifetime of the GEM
* handle .
*
* This offset value will always be nonzero , since various HW
* units treat 0 specially .
*/
__u32 offset;
};
/**
* struct drm_v3d_mmap_bo - ioctl argument for mapping V3D BOs .
*
* This doesn ' t actually perform an mmap . Instead , it returns the
* offset you need to use in an mmap on the DRM device node . This
* means that tools like valgrind end up knowing about the mapped
* memory .
*
* There are currently no values for the flags argument , but it may be
* used in a future extension .
*/
struct drm_v3d_mmap_bo {
/** Handle for the object being mapped. */
__u32 handle;
__u32 flags;
/** offset into the drm node to use for subsequent mmap call. */
__u64 offset;
};
enum drm_v3d_param {
DRM_V3D_PARAM_V3D_UIFCFG,
DRM_V3D_PARAM_V3D_HUB_IDENT1,
DRM_V3D_PARAM_V3D_HUB_IDENT2,
DRM_V3D_PARAM_V3D_HUB_IDENT3,
DRM_V3D_PARAM_V3D_CORE0_IDENT0,
DRM_V3D_PARAM_V3D_CORE0_IDENT1,
DRM_V3D_PARAM_V3D_CORE0_IDENT2,
DRM_V3D_PARAM_SUPPORTS_TFU,
DRM_V3D_PARAM_SUPPORTS_CSD,
DRM_V3D_PARAM_SUPPORTS_CACHE_FLUSH,
DRM_V3D_PARAM_SUPPORTS_PERFMON,
DRM_V3D_PARAM_SUPPORTS_MULTISYNC_EXT,
DRM_V3D_PARAM_SUPPORTS_CPU_QUEUE,
DRM_V3D_PARAM_MAX_PERF_COUNTERS,
DRM_V3D_PARAM_SUPPORTS_SUPER_PAGES,
};
struct drm_v3d_get_param {
__u32 param;
__u32 pad;
__u64 value;
};
/**
* Returns the offset for the BO in the V3D address space for this DRM fd .
* This is the same value returned by drm_v3d_create_bo , if that was called
* from this DRM fd .
*/
struct drm_v3d_get_bo_offset {
__u32 handle;
__u32 offset;
};
struct drm_v3d_submit_tfu {
__u32 icfg;
__u32 iia;
__u32 iis;
__u32 ica;
__u32 iua;
__u32 ioa;
__u32 ios;
__u32 coef[4 ];
/* First handle is the output BO, following are other inputs.
* 0 for unused .
*/
__u32 bo_handles[4 ];
/* sync object to block on before running the TFU job. Each TFU
* job will execute in the order submitted to its FD . Synchronization
* against rendering jobs requires using sync objects .
*/
__u32 in_sync;
/* Sync object to signal when the TFU job is done. */
__u32 out_sync;
__u32 flags;
/* Pointer to an array of ioctl extensions*/
__u64 extensions;
struct {
__u32 ioc;
__u32 pad;
} v71;
};
/* Submits a compute shader for dispatch. This job will block on any
* previous compute shaders submitted on this fd , and any other
* synchronization must be performed with in_sync / out_sync .
*/
struct drm_v3d_submit_csd {
__u32 cfg[7 ];
__u32 coef[4 ];
/* Pointer to a u32 array of the BOs that are referenced by the job.
*/
__u64 bo_handles;
/* Number of BO handles passed in (size is that times 4). */
__u32 bo_handle_count;
/* sync object to block on before running the CSD job. Each
* CSD job will execute in the order submitted to its FD .
* Synchronization against rendering / TFU jobs or CSD from
* other fds requires using sync objects .
*/
__u32 in_sync;
/* Sync object to signal when the CSD job is done. */
__u32 out_sync;
/* ID of the perfmon to attach to this job. 0 means no perfmon. */
__u32 perfmon_id;
/* Pointer to an array of ioctl extensions*/
__u64 extensions;
__u32 flags;
__u32 pad;
};
/**
* struct drm_v3d_indirect_csd - ioctl extension for the CPU job to create an
* indirect CSD
*
* When an extension of DRM_V3D_EXT_ID_CPU_INDIRECT_CSD id is defined , it
* points to this extension to define a indirect CSD submission . It creates a
* CPU job linked to a CSD job . The CPU job waits for the indirect CSD
* dependencies and , once they are signaled , it updates the CSD job config
* before allowing the CSD job execution .
*/
struct drm_v3d_indirect_csd {
struct drm_v3d_extension base;
/* Indirect CSD */
struct drm_v3d_submit_csd submit;
/* Handle of the indirect BO, that should be also attached to the
* indirect CSD .
*/
__u32 indirect;
/* Offset within the BO where the workgroup counts are stored */
__u32 offset;
/* Workgroups size */
__u32 wg_size;
/* Indices of the uniforms with the workgroup dispatch counts
* in the uniform stream . If the uniform rewrite is not needed ,
* the offset must be 0 xffffffff .
*/
__u32 wg_uniform_offsets[3 ];
};
/**
* struct drm_v3d_timestamp_query - ioctl extension for the CPU job to calculate
* a timestamp query
*
* When an extension DRM_V3D_EXT_ID_TIMESTAMP_QUERY is defined , it points to
* this extension to define a timestamp query submission . This CPU job will
* calculate the timestamp query and update the query value within the
* timestamp BO . Moreover , it will signal the timestamp syncobj to indicate
* query availability .
*/
struct drm_v3d_timestamp_query {
struct drm_v3d_extension base;
/* Array of queries' offsets within the timestamp BO for their value */
__u64 offsets;
/* Array of timestamp's syncobjs to indicate its availability */
__u64 syncs;
/* Number of queries */
__u32 count;
/* mbz */
__u32 pad;
};
/**
* struct drm_v3d_reset_timestamp_query - ioctl extension for the CPU job to
* reset timestamp queries
*
* When an extension DRM_V3D_EXT_ID_CPU_RESET_TIMESTAMP_QUERY is defined , it
* points to this extension to define a reset timestamp submission . This CPU
* job will reset the timestamp queries based on value offset of the first
* query . Moreover , it will reset the timestamp syncobj to reset query
* availability .
*/
struct drm_v3d_reset_timestamp_query {
struct drm_v3d_extension base;
/* Array of timestamp's syncobjs to indicate its availability */
__u64 syncs;
/* Offset of the first query within the timestamp BO for its value */
__u32 offset;
/* Number of queries */
__u32 count;
};
/**
* struct drm_v3d_copy_timestamp_query - ioctl extension for the CPU job to copy
* query results to a buffer
*
* When an extension DRM_V3D_EXT_ID_CPU_COPY_TIMESTAMP_QUERY is defined , it
* points to this extension to define a copy timestamp query submission . This
* CPU job will copy the timestamp queries results to a BO with the offset
* and stride defined in the extension .
*/
struct drm_v3d_copy_timestamp_query {
struct drm_v3d_extension base;
/* Define if should write to buffer using 64 or 32 bits */
__u8 do_64bit;
/* Define if it can write to buffer even if the query is not available */
__u8 do_partial;
/* Define if it should write availability bit to buffer */
__u8 availability_bit;
/* mbz */
__u8 pad;
/* Offset of the buffer in the BO */
__u32 offset;
/* Stride of the buffer in the BO */
__u32 stride;
/* Number of queries */
__u32 count;
/* Array of queries' offsets within the timestamp BO for their value */
__u64 offsets;
/* Array of timestamp's syncobjs to indicate its availability */
__u64 syncs;
};
/**
* struct drm_v3d_reset_performance_query - ioctl extension for the CPU job to
* reset performance queries
*
* When an extension DRM_V3D_EXT_ID_CPU_RESET_PERFORMANCE_QUERY is defined , it
* points to this extension to define a reset performance submission . This CPU
* job will reset the performance queries by resetting the values of the
* performance monitors . Moreover , it will reset the syncobj to reset query
* availability .
*/
struct drm_v3d_reset_performance_query {
struct drm_v3d_extension base;
/* Array of performance queries's syncobjs to indicate its availability */
__u64 syncs;
/* Number of queries */
__u32 count;
/* Number of performance monitors */
__u32 nperfmons;
/* Array of u64 user-pointers that point to an array of kperfmon_ids */
__u64 kperfmon_ids;
};
/**
* struct drm_v3d_copy_performance_query - ioctl extension for the CPU job to copy
* performance query results to a buffer
*
* When an extension DRM_V3D_EXT_ID_CPU_COPY_PERFORMANCE_QUERY is defined , it
* points to this extension to define a copy performance query submission . This
* CPU job will copy the performance queries results to a BO with the offset
* and stride defined in the extension .
*/
struct drm_v3d_copy_performance_query {
struct drm_v3d_extension base;
/* Define if should write to buffer using 64 or 32 bits */
__u8 do_64bit;
/* Define if it can write to buffer even if the query is not available */
__u8 do_partial;
/* Define if it should write availability bit to buffer */
__u8 availability_bit;
/* mbz */
__u8 pad;
/* Offset of the buffer in the BO */
__u32 offset;
/* Stride of the buffer in the BO */
__u32 stride;
/* Number of performance monitors */
__u32 nperfmons;
/* Number of performance counters related to this query pool */
__u32 ncounters;
/* Number of queries */
__u32 count;
/* Array of performance queries's syncobjs to indicate its availability */
__u64 syncs;
/* Array of u64 user-pointers that point to an array of kperfmon_ids */
__u64 kperfmon_ids;
};
struct drm_v3d_submit_cpu {
/* Pointer to a u32 array of the BOs that are referenced by the job.
*
* For DRM_V3D_EXT_ID_CPU_INDIRECT_CSD , it must contain only one BO ,
* that contains the workgroup counts .
*
* For DRM_V3D_EXT_ID_TIMESTAMP_QUERY , it must contain only one BO ,
* that will contain the timestamp .
*
* For DRM_V3D_EXT_ID_CPU_RESET_TIMESTAMP_QUERY , it must contain only
* one BO , that contains the timestamp .
*
* For DRM_V3D_EXT_ID_CPU_COPY_TIMESTAMP_QUERY , it must contain two
* BOs . The first is the BO where the timestamp queries will be written
* to . The second is the BO that contains the timestamp .
*
* For DRM_V3D_EXT_ID_CPU_RESET_PERFORMANCE_QUERY , it must contain no
* BOs .
*
* For DRM_V3D_EXT_ID_CPU_COPY_PERFORMANCE_QUERY , it must contain one
* BO , where the performance queries will be written .
*/
__u64 bo_handles;
/* Number of BO handles passed in (size is that times 4). */
__u32 bo_handle_count;
__u32 flags;
/* Pointer to an array of ioctl extensions*/
__u64 extensions;
};
/* The performance counters index represented by this enum are deprecated and
* must no longer be used . These counters are only valid for V3D 4 . 2 .
*
* In order to check for performance counter information ,
* use DRM_IOCTL_V3D_PERFMON_GET_COUNTER .
*
* Don ' t use V3D_PERFCNT_NUM to retrieve the maximum number of performance
* counters . You should use DRM_IOCTL_V3D_GET_PARAM with the following
* parameter : DRM_V3D_PARAM_MAX_PERF_COUNTERS .
*/
enum {
V3D_PERFCNT_FEP_VALID_PRIMTS_NO_PIXELS,
V3D_PERFCNT_FEP_VALID_PRIMS,
V3D_PERFCNT_FEP_EZ_NFCLIP_QUADS,
V3D_PERFCNT_FEP_VALID_QUADS,
V3D_PERFCNT_TLB_QUADS_STENCIL_FAIL,
V3D_PERFCNT_TLB_QUADS_STENCILZ_FAIL,
V3D_PERFCNT_TLB_QUADS_STENCILZ_PASS,
V3D_PERFCNT_TLB_QUADS_ZERO_COV,
V3D_PERFCNT_TLB_QUADS_NONZERO_COV,
V3D_PERFCNT_TLB_QUADS_WRITTEN,
V3D_PERFCNT_PTB_PRIM_VIEWPOINT_DISCARD,
V3D_PERFCNT_PTB_PRIM_CLIP,
V3D_PERFCNT_PTB_PRIM_REV,
V3D_PERFCNT_QPU_IDLE_CYCLES,
V3D_PERFCNT_QPU_ACTIVE_CYCLES_VERTEX_COORD_USER,
V3D_PERFCNT_QPU_ACTIVE_CYCLES_FRAG,
V3D_PERFCNT_QPU_CYCLES_VALID_INSTR,
V3D_PERFCNT_QPU_CYCLES_TMU_STALL,
V3D_PERFCNT_QPU_CYCLES_SCOREBOARD_STALL,
V3D_PERFCNT_QPU_CYCLES_VARYINGS_STALL,
V3D_PERFCNT_QPU_IC_HIT,
V3D_PERFCNT_QPU_IC_MISS,
V3D_PERFCNT_QPU_UC_HIT,
V3D_PERFCNT_QPU_UC_MISS,
V3D_PERFCNT_TMU_TCACHE_ACCESS,
V3D_PERFCNT_TMU_TCACHE_MISS,
V3D_PERFCNT_VPM_VDW_STALL,
V3D_PERFCNT_VPM_VCD_STALL,
V3D_PERFCNT_BIN_ACTIVE,
V3D_PERFCNT_RDR_ACTIVE,
V3D_PERFCNT_L2T_HITS,
V3D_PERFCNT_L2T_MISSES,
V3D_PERFCNT_CYCLE_COUNT,
V3D_PERFCNT_QPU_CYCLES_STALLED_VERTEX_COORD_USER,
V3D_PERFCNT_QPU_CYCLES_STALLED_FRAGMENT,
V3D_PERFCNT_PTB_PRIMS_BINNED,
V3D_PERFCNT_AXI_WRITES_WATCH_0,
V3D_PERFCNT_AXI_READS_WATCH_0,
V3D_PERFCNT_AXI_WRITE_STALLS_WATCH_0,
V3D_PERFCNT_AXI_READ_STALLS_WATCH_0,
V3D_PERFCNT_AXI_WRITE_BYTES_WATCH_0,
V3D_PERFCNT_AXI_READ_BYTES_WATCH_0,
V3D_PERFCNT_AXI_WRITES_WATCH_1,
V3D_PERFCNT_AXI_READS_WATCH_1,
V3D_PERFCNT_AXI_WRITE_STALLS_WATCH_1,
V3D_PERFCNT_AXI_READ_STALLS_WATCH_1,
V3D_PERFCNT_AXI_WRITE_BYTES_WATCH_1,
V3D_PERFCNT_AXI_READ_BYTES_WATCH_1,
V3D_PERFCNT_TLB_PARTIAL_QUADS,
V3D_PERFCNT_TMU_CONFIG_ACCESSES,
V3D_PERFCNT_L2T_NO_ID_STALL,
V3D_PERFCNT_L2T_COM_QUE_STALL,
V3D_PERFCNT_L2T_TMU_WRITES,
V3D_PERFCNT_TMU_ACTIVE_CYCLES,
V3D_PERFCNT_TMU_STALLED_CYCLES,
V3D_PERFCNT_CLE_ACTIVE,
V3D_PERFCNT_L2T_TMU_READS,
V3D_PERFCNT_L2T_CLE_READS,
V3D_PERFCNT_L2T_VCD_READS,
V3D_PERFCNT_L2T_TMUCFG_READS,
V3D_PERFCNT_L2T_SLC0_READS,
V3D_PERFCNT_L2T_SLC1_READS,
V3D_PERFCNT_L2T_SLC2_READS,
V3D_PERFCNT_L2T_TMU_W_MISSES,
V3D_PERFCNT_L2T_TMU_R_MISSES,
V3D_PERFCNT_L2T_CLE_MISSES,
V3D_PERFCNT_L2T_VCD_MISSES,
V3D_PERFCNT_L2T_TMUCFG_MISSES,
V3D_PERFCNT_L2T_SLC0_MISSES,
V3D_PERFCNT_L2T_SLC1_MISSES,
V3D_PERFCNT_L2T_SLC2_MISSES,
V3D_PERFCNT_CORE_MEM_WRITES,
V3D_PERFCNT_L2T_MEM_WRITES,
V3D_PERFCNT_PTB_MEM_WRITES,
V3D_PERFCNT_TLB_MEM_WRITES,
V3D_PERFCNT_CORE_MEM_READS,
V3D_PERFCNT_L2T_MEM_READS,
V3D_PERFCNT_PTB_MEM_READS,
V3D_PERFCNT_PSE_MEM_READS,
V3D_PERFCNT_TLB_MEM_READS,
V3D_PERFCNT_GMP_MEM_READS,
V3D_PERFCNT_PTB_W_MEM_WORDS,
V3D_PERFCNT_TLB_W_MEM_WORDS,
V3D_PERFCNT_PSE_R_MEM_WORDS,
V3D_PERFCNT_TLB_R_MEM_WORDS,
V3D_PERFCNT_TMU_MRU_HITS,
V3D_PERFCNT_COMPUTE_ACTIVE,
V3D_PERFCNT_NUM,
};
#define DRM_V3D_MAX_PERF_COUNTERS 32
struct drm_v3d_perfmon_create {
__u32 id;
__u32 ncounters;
__u8 counters[DRM_V3D_MAX_PERF_COUNTERS];
};
struct drm_v3d_perfmon_destroy {
__u32 id;
};
/*
* Returns the values of the performance counters tracked by this
* perfmon ( as an array of ncounters u64 values ) .
*
* No implicit synchronization is performed , so the user has to
* guarantee that any jobs using this perfmon have already been
* completed ( probably by blocking on the seqno returned by the
* last exec that used the perfmon ) .
*/
struct drm_v3d_perfmon_get_values {
__u32 id;
__u32 pad;
__u64 values_ptr;
};
#define DRM_V3D_PERFCNT_MAX_NAME 64
#define DRM_V3D_PERFCNT_MAX_CATEGORY 32
#define DRM_V3D_PERFCNT_MAX_DESCRIPTION 256
/**
* struct drm_v3d_perfmon_get_counter - ioctl to get the description of a
* performance counter
*
* As userspace needs to retrieve information about the performance counters
* available , this IOCTL allows users to get information about a performance
* counter ( name , category and description ) .
*/
struct drm_v3d_perfmon_get_counter {
/*
* Counter ID
*
* Must be smaller than the maximum number of performance counters , which
* can be retrieve through DRM_V3D_PARAM_MAX_PERF_COUNTERS .
*/
__u8 counter;
/* Name of the counter */
__u8 name[DRM_V3D_PERFCNT_MAX_NAME];
/* Category of the counter */
__u8 category[DRM_V3D_PERFCNT_MAX_CATEGORY];
/* Description of the counter */
__u8 description[DRM_V3D_PERFCNT_MAX_DESCRIPTION];
/* mbz */
__u8 reserved[7 ];
};
#define DRM_V3D_PERFMON_CLEAR_GLOBAL 0 x0001
/**
* struct drm_v3d_perfmon_set_global - ioctl to define a global performance
* monitor
*
* The global performance monitor will be used for all jobs . If a global
* performance monitor is defined , jobs with a self - defined performance
* monitor won ' t be allowed .
*/
struct drm_v3d_perfmon_set_global {
__u32 flags;
__u32 id;
};
#if defined (__cplusplus)
}
#endif
#endif /* _V3D_DRM_H_ */
Messung V0.5 in Prozent C=91 H=98 G=94
¤ Dauer der Verarbeitung: 0.25 Sekunden
(vorverarbeitet am 2026-09-28)
¤
*© Formatika GbR, Deutschland
2026-10-10
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