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Direktori : /proc/thread-self/root/proc/thread-self/root/proc/self/root/usr/include/drm/ |
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/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */ /* * Copyright (C) 2020-2023 Intel Corporation */ #ifndef __UAPI_IVPU_DRM_H__ #define __UAPI_IVPU_DRM_H__ #include "drm.h" #if defined(__cplusplus) extern "C" { #endif #define DRM_IVPU_DRIVER_MAJOR 1 #define DRM_IVPU_DRIVER_MINOR 0 #define DRM_IVPU_GET_PARAM 0x00 #define DRM_IVPU_SET_PARAM 0x01 #define DRM_IVPU_BO_CREATE 0x02 #define DRM_IVPU_BO_INFO 0x03 #define DRM_IVPU_SUBMIT 0x05 #define DRM_IVPU_BO_WAIT 0x06 #define DRM_IOCTL_IVPU_GET_PARAM \ DRM_IOWR(DRM_COMMAND_BASE + DRM_IVPU_GET_PARAM, struct drm_ivpu_param) #define DRM_IOCTL_IVPU_SET_PARAM \ DRM_IOW(DRM_COMMAND_BASE + DRM_IVPU_SET_PARAM, struct drm_ivpu_param) #define DRM_IOCTL_IVPU_BO_CREATE \ DRM_IOWR(DRM_COMMAND_BASE + DRM_IVPU_BO_CREATE, struct drm_ivpu_bo_create) #define DRM_IOCTL_IVPU_BO_INFO \ DRM_IOWR(DRM_COMMAND_BASE + DRM_IVPU_BO_INFO, struct drm_ivpu_bo_info) #define DRM_IOCTL_IVPU_SUBMIT \ DRM_IOW(DRM_COMMAND_BASE + DRM_IVPU_SUBMIT, struct drm_ivpu_submit) #define DRM_IOCTL_IVPU_BO_WAIT \ DRM_IOWR(DRM_COMMAND_BASE + DRM_IVPU_BO_WAIT, struct drm_ivpu_bo_wait) /** * DOC: contexts * * VPU contexts have private virtual address space, job queues and priority. * Each context is identified by an unique ID. Context is created on open(). */ #define DRM_IVPU_PARAM_DEVICE_ID 0 #define DRM_IVPU_PARAM_DEVICE_REVISION 1 #define DRM_IVPU_PARAM_PLATFORM_TYPE 2 #define DRM_IVPU_PARAM_CORE_CLOCK_RATE 3 #define DRM_IVPU_PARAM_NUM_CONTEXTS 4 #define DRM_IVPU_PARAM_CONTEXT_BASE_ADDRESS 5 #define DRM_IVPU_PARAM_CONTEXT_PRIORITY 6 #define DRM_IVPU_PARAM_CONTEXT_ID 7 #define DRM_IVPU_PARAM_FW_API_VERSION 8 #define DRM_IVPU_PARAM_ENGINE_HEARTBEAT 9 #define DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID 10 #define DRM_IVPU_PARAM_TILE_CONFIG 11 #define DRM_IVPU_PARAM_SKU 12 #define DRM_IVPU_PLATFORM_TYPE_SILICON 0 #define DRM_IVPU_CONTEXT_PRIORITY_IDLE 0 #define DRM_IVPU_CONTEXT_PRIORITY_NORMAL 1 #define DRM_IVPU_CONTEXT_PRIORITY_FOCUS 2 #define DRM_IVPU_CONTEXT_PRIORITY_REALTIME 3 /** * struct drm_ivpu_param - Get/Set VPU parameters */ struct drm_ivpu_param { /** * @param: * * Supported params: * * %DRM_IVPU_PARAM_DEVICE_ID: * PCI Device ID of the VPU device (read-only) * * %DRM_IVPU_PARAM_DEVICE_REVISION: * VPU device revision (read-only) * * %DRM_IVPU_PARAM_PLATFORM_TYPE: * Returns %DRM_IVPU_PLATFORM_TYPE_SILICON on real hardware or device specific * platform type when executing on a simulator or emulator (read-only) * * %DRM_IVPU_PARAM_CORE_CLOCK_RATE: * Current PLL frequency (read-only) * * %DRM_IVPU_PARAM_NUM_CONTEXTS: * Maximum number of simultaneously existing contexts (read-only) * * %DRM_IVPU_PARAM_CONTEXT_BASE_ADDRESS: * Lowest VPU virtual address available in the current context (read-only) * * %DRM_IVPU_PARAM_CONTEXT_PRIORITY: * Value of current context scheduling priority (read-write). * See DRM_IVPU_CONTEXT_PRIORITY_* for possible values. * * %DRM_IVPU_PARAM_CONTEXT_ID: * Current context ID, always greater than 0 (read-only) * * %DRM_IVPU_PARAM_FW_API_VERSION: * Firmware API version array (read-only) * * %DRM_IVPU_PARAM_ENGINE_HEARTBEAT: * Heartbeat value from an engine (read-only). * Engine ID (i.e. DRM_IVPU_ENGINE_COMPUTE) is given via index. * * %DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID: * Device-unique inference ID (read-only) * * %DRM_IVPU_PARAM_TILE_CONFIG: * VPU tile configuration (read-only) * * %DRM_IVPU_PARAM_SKU: * VPU SKU ID (read-only) * */ __u32 param; /** @index: Index for params that have multiple instances */ __u32 index; /** @value: Param value */ __u64 value; }; #define DRM_IVPU_BO_HIGH_MEM 0x00000001 #define DRM_IVPU_BO_MAPPABLE 0x00000002 #define DRM_IVPU_BO_CACHED 0x00000000 #define DRM_IVPU_BO_UNCACHED 0x00010000 #define DRM_IVPU_BO_WC 0x00020000 #define DRM_IVPU_BO_CACHE_MASK 0x00030000 #define DRM_IVPU_BO_FLAGS \ (DRM_IVPU_BO_HIGH_MEM | \ DRM_IVPU_BO_MAPPABLE | \ DRM_IVPU_BO_CACHE_MASK) /** * struct drm_ivpu_bo_create - Create BO backed by SHMEM * * Create GEM buffer object allocated in SHMEM memory. */ struct drm_ivpu_bo_create { /** @size: The size in bytes of the allocated memory */ __u64 size; /** * @flags: * * Supported flags: * * %DRM_IVPU_BO_HIGH_MEM: * * Allocate VPU address from >4GB range. * Buffer object with vpu address >4GB can be always accessed by the * VPU DMA engine, but some HW generation may not be able to access * this memory from then firmware running on the VPU management processor. * Suitable for input, output and some scratch buffers. * * %DRM_IVPU_BO_MAPPABLE: * * Buffer object can be mapped using mmap(). * * %DRM_IVPU_BO_CACHED: * * Allocated BO will be cached on host side (WB) and snooped on the VPU side. * This is the default caching mode. * * %DRM_IVPU_BO_UNCACHED: * * Allocated BO will not be cached on host side nor snooped on the VPU side. * * %DRM_IVPU_BO_WC: * * Allocated BO will use write combining buffer for writes but reads will be * uncached. */ __u32 flags; /** @handle: Returned GEM object handle */ __u32 handle; /** @vpu_addr: Returned VPU virtual address */ __u64 vpu_addr; }; /** * struct drm_ivpu_bo_info - Query buffer object info */ struct drm_ivpu_bo_info { /** @handle: Handle of the queried BO */ __u32 handle; /** @flags: Returned flags used to create the BO */ __u32 flags; /** @vpu_addr: Returned VPU virtual address */ __u64 vpu_addr; /** * @mmap_offset: * * Returned offset to be used in mmap(). 0 in case the BO is not mappable. */ __u64 mmap_offset; /** @size: Returned GEM object size, aligned to PAGE_SIZE */ __u64 size; }; /* drm_ivpu_submit engines */ #define DRM_IVPU_ENGINE_COMPUTE 0 #define DRM_IVPU_ENGINE_COPY 1 /** * struct drm_ivpu_submit - Submit commands to the VPU * * Execute a single command buffer on a given VPU engine. * Handles to all referenced buffer objects have to be provided in @buffers_ptr. * * User space may wait on job completion using %DRM_IVPU_BO_WAIT ioctl. */ struct drm_ivpu_submit { /** * @buffers_ptr: * * A pointer to an u32 array of GEM handles of the BOs required for this job. * The number of elements in the array must be equal to the value given by @buffer_count. * * The first BO is the command buffer. The rest of array has to contain all * BOs referenced from the command buffer. */ __u64 buffers_ptr; /** @buffer_count: Number of elements in the @buffers_ptr */ __u32 buffer_count; /** * @engine: Select the engine this job should be executed on * * %DRM_IVPU_ENGINE_COMPUTE: * * Performs Deep Learning Neural Compute Inference Operations * * %DRM_IVPU_ENGINE_COPY: * * Performs memory copy operations to/from system memory allocated for VPU */ __u32 engine; /** @flags: Reserved for future use - must be zero */ __u32 flags; /** * @commands_offset: * * Offset inside the first buffer in @buffers_ptr containing commands * to be executed. The offset has to be 8-byte aligned. */ __u32 commands_offset; }; /* drm_ivpu_bo_wait job status codes */ #define DRM_IVPU_JOB_STATUS_SUCCESS 0 /** * struct drm_ivpu_bo_wait - Wait for BO to become inactive * * Blocks until a given buffer object becomes inactive. * With @timeout_ms set to 0 returns immediately. */ struct drm_ivpu_bo_wait { /** @handle: Handle to the buffer object to be waited on */ __u32 handle; /** @flags: Reserved for future use - must be zero */ __u32 flags; /** @timeout_ns: Absolute timeout in nanoseconds (may be zero) */ __s64 timeout_ns; /** * @job_status: * * Job status code which is updated after the job is completed. * &DRM_IVPU_JOB_STATUS_SUCCESS or device specific error otherwise. * Valid only if @handle points to a command buffer. */ __u32 job_status; /** @pad: Padding - must be zero */ __u32 pad; }; #if defined(__cplusplus) } #endif #endif /* __UAPI_IVPU_DRM_H__ */