include/uapi/drm/ivpu_accel.h

Source file repositories/reference/linux-study-clean/include/uapi/drm/ivpu_accel.h

File Facts

System
Linux kernel
Corpus path
include/uapi/drm/ivpu_accel.h
Extension
.h
Size
16404 bytes
Lines
565
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.

Dependency Surface

Detected Declarations

Annotated Snippet

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:
	 * Maximum frequency of the NPU data processing unit clock (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_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)
	 *
	 * %DRM_IVPU_PARAM_CAPABILITIES:
	 * Supported capabilities (read-only)
	 *
	 * %DRM_IVPU_PARAM_PREEMPT_BUFFER_SIZE:
	 * Size of the preemption buffer (read-only)
	 */
	__u32 param;

	/** @index: Index for params that have multiple instances */
	__u32 index;

	/** @value: Param value */
	__u64 value;
};

#define DRM_IVPU_BO_SHAVE_MEM  0x00000001
#define DRM_IVPU_BO_HIGH_MEM   DRM_IVPU_BO_SHAVE_MEM
#define DRM_IVPU_BO_MAPPABLE   0x00000002
#define DRM_IVPU_BO_DMA_MEM    0x00000004
#define DRM_IVPU_BO_READ_ONLY  0x00000008

#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_DMA_MEM | \
	 DRM_IVPU_BO_READ_ONLY | \
	 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:

Annotation

Implementation Notes