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Name	Size	Permission
amdgpu_drm.h	40.12 KB	-rw-r--r--
amdxdna_accel.h	13.22 KB	-rw-r--r--
armada_drm.h	1.18 KB	-rw-r--r--
drm.h	45.06 KB	-rw-r--r--
drm_fourcc.h	70.38 KB	-rw-r--r--
drm_mode.h	40.36 KB	-rw-r--r--
drm_sarea.h	2.72 KB	-rw-r--r--
etnaviv_drm.h	11.71 KB	-rw-r--r--
exynos_drm.h	10.87 KB	-rw-r--r--
habanalabs_accel.h	79.61 KB	-rw-r--r--
i915_drm.h	128.65 KB	-rw-r--r--
ivpu_accel.h	14.09 KB	-rw-r--r--
lima_drm.h	4.93 KB	-rw-r--r--
msm_drm.h	16.37 KB	-rw-r--r--
nouveau_drm.h	14.72 KB	-rw-r--r--
omap_drm.h	3.93 KB	-rw-r--r--
panfrost_drm.h	8.38 KB	-rw-r--r--
panthor_drm.h	28.95 KB	-rw-r--r--
pvr_drm.h	39.22 KB	-rw-r--r--
qaic_accel.h	11.79 KB	-rw-r--r--
qxl_drm.h	4.03 KB	-rw-r--r--
radeon_drm.h	37.34 KB	-rw-r--r--
tegra_drm.h	21.13 KB	-rw-r--r--
v3d_drm.h	23.73 KB	-rw-r--r--
vc4_drm.h	14.12 KB	-rw-r--r--
vgem_drm.h	1.92 KB	-rw-r--r--
virtgpu_drm.h	7.66 KB	-rw-r--r--
vmwgfx_drm.h	36.73 KB	-rw-r--r--
xe_drm.h	67.37 KB	-rw-r--r--

Code Editor : amdxdna_accel.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * Copyright (C) 2022-2024, Advanced Micro Devices, Inc.
 */

#ifndef _AMDXDNA_ACCEL_H_
#define _AMDXDNA_ACCEL_H_

#include <linux/stddef.h>
#include "drm.h"

#if defined(__cplusplus)
extern "C" {
#endif

#define AMDXDNA_INVALID_CMD_HANDLE	(~0UL)
#define AMDXDNA_INVALID_ADDR		(~0UL)
#define AMDXDNA_INVALID_CTX_HANDLE	0
#define AMDXDNA_INVALID_BO_HANDLE	0
#define AMDXDNA_INVALID_FENCE_HANDLE	0

enum amdxdna_device_type {
	AMDXDNA_DEV_TYPE_UNKNOWN = -1,
	AMDXDNA_DEV_TYPE_KMQ,
};

enum amdxdna_drm_ioctl_id {
	DRM_AMDXDNA_CREATE_HWCTX,
	DRM_AMDXDNA_DESTROY_HWCTX,
	DRM_AMDXDNA_CONFIG_HWCTX,
	DRM_AMDXDNA_CREATE_BO,
	DRM_AMDXDNA_GET_BO_INFO,
	DRM_AMDXDNA_SYNC_BO,
	DRM_AMDXDNA_EXEC_CMD,
	DRM_AMDXDNA_GET_INFO,
	DRM_AMDXDNA_SET_STATE,
};

/**
 * struct qos_info - QoS information for driver.
 * @gops: Giga operations per second.
 * @fps: Frames per second.
 * @dma_bandwidth: DMA bandwidtha.
 * @latency: Frame response latency.
 * @frame_exec_time: Frame execution time.
 * @priority: Request priority.
 *
 * User program can provide QoS hints to driver.
 */
struct amdxdna_qos_info {
	__u32 gops;
	__u32 fps;
	__u32 dma_bandwidth;
	__u32 latency;
	__u32 frame_exec_time;
	__u32 priority;
};

/**
 * struct amdxdna_drm_create_hwctx - Create hardware context.
 * @ext: MBZ.
 * @ext_flags: MBZ.
 * @qos_p: Address of QoS info.
 * @umq_bo: BO handle for user mode queue(UMQ).
 * @log_buf_bo: BO handle for log buffer.
 * @max_opc: Maximum operations per cycle.
 * @num_tiles: Number of AIE tiles.
 * @mem_size: Size of AIE tile memory.
 * @umq_doorbell: Returned offset of doorbell associated with UMQ.
 * @handle: Returned hardware context handle.
 * @syncobj_handle: Returned syncobj handle for command completion.
 */
struct amdxdna_drm_create_hwctx {
	__u64 ext;
	__u64 ext_flags;
	__u64 qos_p;
	__u32 umq_bo;
	__u32 log_buf_bo;
	__u32 max_opc;
	__u32 num_tiles;
	__u32 mem_size;
	__u32 umq_doorbell;
	__u32 handle;
	__u32 syncobj_handle;
};

/**
 * struct amdxdna_drm_destroy_hwctx - Destroy hardware context.
 * @handle: Hardware context handle.
 * @pad: MBZ.
 */
struct amdxdna_drm_destroy_hwctx {
	__u32 handle;
	__u32 pad;
};

/**
 * struct amdxdna_cu_config - configuration for one CU
 * @cu_bo: CU configuration buffer bo handle.
 * @cu_func: Function of a CU.
 * @pad: MBZ.
 */
struct amdxdna_cu_config {
	__u32 cu_bo;
	__u8  cu_func;
	__u8  pad[3];
};

/**
 * struct amdxdna_hwctx_param_config_cu - configuration for CUs in hardware context
 * @num_cus: Number of CUs to configure.
 * @pad: MBZ.
 * @cu_configs: Array of CU configurations of struct amdxdna_cu_config.
 */
struct amdxdna_hwctx_param_config_cu {
	__u16 num_cus;
	__u16 pad[3];
	struct amdxdna_cu_config cu_configs[] __counted_by(num_cus);
};

enum amdxdna_drm_config_hwctx_param {
	DRM_AMDXDNA_HWCTX_CONFIG_CU,
	DRM_AMDXDNA_HWCTX_ASSIGN_DBG_BUF,
	DRM_AMDXDNA_HWCTX_REMOVE_DBG_BUF,
};

/**
 * struct amdxdna_drm_config_hwctx - Configure hardware context.
 * @handle: hardware context handle.
 * @param_type: Value in enum amdxdna_drm_config_hwctx_param. Specifies the
 *              structure passed in via param_val.
 * @param_val: A structure specified by the param_type struct member.
 * @param_val_size: Size of the parameter buffer pointed to by the param_val.
 *		    If param_val is not a pointer, driver can ignore this.
 * @pad: MBZ.
 *
 * Note: if the param_val is a pointer pointing to a buffer, the maximum size
 * of the buffer is 4KiB(PAGE_SIZE).
 */
struct amdxdna_drm_config_hwctx {
	__u32 handle;
	__u32 param_type;
	__u64 param_val;
	__u32 param_val_size;
	__u32 pad;
};

enum amdxdna_bo_type {
	AMDXDNA_BO_INVALID = 0,
	AMDXDNA_BO_SHMEM,
	AMDXDNA_BO_DEV_HEAP,
	AMDXDNA_BO_DEV,
	AMDXDNA_BO_CMD,
};

/**
 * struct amdxdna_drm_create_bo - Create a buffer object.
 * @flags: Buffer flags. MBZ.
 * @vaddr: User VA of buffer if applied. MBZ.
 * @size: Size in bytes.
 * @type: Buffer type.
 * @handle: Returned DRM buffer object handle.
 */
struct amdxdna_drm_create_bo {
	__u64	flags;
	__u64	vaddr;
	__u64	size;
	__u32	type;
	__u32	handle;
};

/**
 * struct amdxdna_drm_get_bo_info - Get buffer object information.
 * @ext: MBZ.
 * @ext_flags: MBZ.
 * @handle: DRM buffer object handle.
 * @pad: MBZ.
 * @map_offset: Returned DRM fake offset for mmap().
 * @vaddr: Returned user VA of buffer. 0 in case user needs mmap().
 * @xdna_addr: Returned XDNA device virtual address.
 */
struct amdxdna_drm_get_bo_info {
	__u64 ext;
	__u64 ext_flags;
	__u32 handle;
	__u32 pad;
	__u64 map_offset;
	__u64 vaddr;
	__u64 xdna_addr;
};

/**
 * struct amdxdna_drm_sync_bo - Sync buffer object.
 * @handle: Buffer object handle.
 * @direction: Direction of sync, can be from device or to device.
 * @offset: Offset in the buffer to sync.
 * @size: Size in bytes.
 */
struct amdxdna_drm_sync_bo {
	__u32 handle;
#define SYNC_DIRECT_TO_DEVICE	0U
#define SYNC_DIRECT_FROM_DEVICE	1U
	__u32 direction;
	__u64 offset;
	__u64 size;
};

enum amdxdna_cmd_type {
	AMDXDNA_CMD_SUBMIT_EXEC_BUF = 0,
	AMDXDNA_CMD_SUBMIT_DEPENDENCY,
	AMDXDNA_CMD_SUBMIT_SIGNAL,
};

/**
 * struct amdxdna_drm_exec_cmd - Execute command.
 * @ext: MBZ.
 * @ext_flags: MBZ.
 * @hwctx: Hardware context handle.
 * @type: One of command type in enum amdxdna_cmd_type.
 * @cmd_handles: Array of command handles or the command handle itself
 *               in case of just one.
 * @args: Array of arguments for all command handles.
 * @cmd_count: Number of command handles in the cmd_handles array.
 * @arg_count: Number of arguments in the args array.
 * @seq: Returned sequence number for this command.
 */
struct amdxdna_drm_exec_cmd {
	__u64 ext;
	__u64 ext_flags;
	__u32 hwctx;
	__u32 type;
	__u64 cmd_handles;
	__u64 args;
	__u32 cmd_count;
	__u32 arg_count;
	__u64 seq;
};

/**
 * struct amdxdna_drm_query_aie_status - Query the status of the AIE hardware
 * @buffer: The user space buffer that will return the AIE status.
 * @buffer_size: The size of the user space buffer.
 * @cols_filled: A bitmap of AIE columns whose data has been returned in the buffer.
 */
struct amdxdna_drm_query_aie_status {
	__u64 buffer; /* out */
	__u32 buffer_size; /* in */
	__u32 cols_filled; /* out */
};

/**
 * struct amdxdna_drm_query_aie_version - Query the version of the AIE hardware
 * @major: The major version number.
 * @minor: The minor version number.
 */
struct amdxdna_drm_query_aie_version {
	__u32 major; /* out */
	__u32 minor; /* out */
};

/**
 * struct amdxdna_drm_query_aie_tile_metadata - Query the metadata of AIE tile (core, mem, shim)
 * @row_count: The number of rows.
 * @row_start: The starting row number.
 * @dma_channel_count: The number of dma channels.
 * @lock_count: The number of locks.
 * @event_reg_count: The number of events.
 * @pad: Structure padding.
 */
struct amdxdna_drm_query_aie_tile_metadata {
	__u16 row_count;
	__u16 row_start;
	__u16 dma_channel_count;
	__u16 lock_count;
	__u16 event_reg_count;
	__u16 pad[3];
};

/**
 * struct amdxdna_drm_query_aie_metadata - Query the metadata of the AIE hardware
 * @col_size: The size of a column in bytes.
 * @cols: The total number of columns.
 * @rows: The total number of rows.
 * @version: The version of the AIE hardware.
 * @core: The metadata for all core tiles.
 * @mem: The metadata for all mem tiles.
 * @shim: The metadata for all shim tiles.
 */
struct amdxdna_drm_query_aie_metadata {
	__u32 col_size;
	__u16 cols;
	__u16 rows;
	struct amdxdna_drm_query_aie_version version;
	struct amdxdna_drm_query_aie_tile_metadata core;
	struct amdxdna_drm_query_aie_tile_metadata mem;
	struct amdxdna_drm_query_aie_tile_metadata shim;
};

/**
 * struct amdxdna_drm_query_clock - Metadata for a clock
 * @name: The clock name.
 * @freq_mhz: The clock frequency.
 * @pad: Structure padding.
 */
struct amdxdna_drm_query_clock {
	__u8 name[16];
	__u32 freq_mhz;
	__u32 pad;
};

/**
 * struct amdxdna_drm_query_clock_metadata - Query metadata for clocks
 * @mp_npu_clock: The metadata for MP-NPU clock.
 * @h_clock: The metadata for H clock.
 */
struct amdxdna_drm_query_clock_metadata {
	struct amdxdna_drm_query_clock mp_npu_clock;
	struct amdxdna_drm_query_clock h_clock;
};

enum amdxdna_sensor_type {
	AMDXDNA_SENSOR_TYPE_POWER
};

/**
 * struct amdxdna_drm_query_sensor - The data for single sensor.
 * @label: The name for a sensor.
 * @input: The current value of the sensor.
 * @max: The maximum value possible for the sensor.
 * @average: The average value of the sensor.
 * @highest: The highest recorded sensor value for this driver load for the sensor.
 * @status: The sensor status.
 * @units: The sensor units.
 * @unitm: Translates value member variables into the correct unit via (pow(10, unitm) * value).
 * @type: The sensor type from enum amdxdna_sensor_type.
 * @pad: Structure padding.
 */
struct amdxdna_drm_query_sensor {
	__u8  label[64];
	__u32 input;
	__u32 max;
	__u32 average;
	__u32 highest;
	__u8  status[64];
	__u8  units[16];
	__s8  unitm;
	__u8  type;
	__u8  pad[6];
};

/**
 * struct amdxdna_drm_query_hwctx - The data for single context.
 * @context_id: The ID for this context.
 * @start_col: The starting column for the partition assigned to this context.
 * @num_col: The number of columns in the partition assigned to this context.
 * @pad: Structure padding.
 * @pid: The Process ID of the process that created this context.
 * @command_submissions: The number of commands submitted to this context.
 * @command_completions: The number of commands completed by this context.
 * @migrations: The number of times this context has been moved to a different partition.
 * @preemptions: The number of times this context has been preempted by another context in the
 *               same partition.
 * @errors: The errors for this context.
 */
struct amdxdna_drm_query_hwctx {
	__u32 context_id;
	__u32 start_col;
	__u32 num_col;
	__u32 pad;
	__s64 pid;
	__u64 command_submissions;
	__u64 command_completions;
	__u64 migrations;
	__u64 preemptions;
	__u64 errors;
};

enum amdxdna_power_mode_type {
	POWER_MODE_DEFAULT, /* Fallback to calculated DPM */
	POWER_MODE_LOW,     /* Set frequency to lowest DPM */
	POWER_MODE_MEDIUM,  /* Set frequency to medium DPM */
	POWER_MODE_HIGH,    /* Set frequency to highest DPM */
	POWER_MODE_TURBO,   /* Maximum power */
};

/**
 * struct amdxdna_drm_get_power_mode - Get the configured power mode
 * @power_mode: The mode type from enum amdxdna_power_mode_type
 * @pad: Structure padding.
 */
struct amdxdna_drm_get_power_mode {
	__u8 power_mode;
	__u8 pad[7];
};

/**
 * struct amdxdna_drm_query_firmware_version - Query the firmware version
 * @major: The major version number
 * @minor: The minor version number
 * @patch: The patch level version number
 * @build: The build ID
 */
struct amdxdna_drm_query_firmware_version {
	__u32 major; /* out */
	__u32 minor; /* out */
	__u32 patch; /* out */
	__u32 build; /* out */
};

enum amdxdna_drm_get_param {
	DRM_AMDXDNA_QUERY_AIE_STATUS,
	DRM_AMDXDNA_QUERY_AIE_METADATA,
	DRM_AMDXDNA_QUERY_AIE_VERSION,
	DRM_AMDXDNA_QUERY_CLOCK_METADATA,
	DRM_AMDXDNA_QUERY_SENSORS,
	DRM_AMDXDNA_QUERY_HW_CONTEXTS,
	DRM_AMDXDNA_QUERY_FIRMWARE_VERSION = 8,
	DRM_AMDXDNA_GET_POWER_MODE,
};

/**
 * struct amdxdna_drm_get_info - Get some information from the AIE hardware.
 * @param: Value in enum amdxdna_drm_get_param. Specifies the structure passed in the buffer.
 * @buffer_size: Size of the input buffer. Size needed/written by the kernel.
 * @buffer: A structure specified by the param struct member.
 */
struct amdxdna_drm_get_info {
	__u32 param; /* in */
	__u32 buffer_size; /* in/out */
	__u64 buffer; /* in/out */
};

enum amdxdna_drm_set_param {
	DRM_AMDXDNA_SET_POWER_MODE,
	DRM_AMDXDNA_WRITE_AIE_MEM,
	DRM_AMDXDNA_WRITE_AIE_REG,
};

/**
 * struct amdxdna_drm_set_state - Set the state of the AIE hardware.
 * @param: Value in enum amdxdna_drm_set_param.
 * @buffer_size: Size of the input param.
 * @buffer: Pointer to the input param.
 */
struct amdxdna_drm_set_state {
	__u32 param; /* in */
	__u32 buffer_size; /* in */
	__u64 buffer; /* in */
};

/**
 * struct amdxdna_drm_set_power_mode - Set the power mode of the AIE hardware
 * @power_mode: The sensor type from enum amdxdna_power_mode_type
 * @pad: MBZ.
 */
struct amdxdna_drm_set_power_mode {
	__u8 power_mode;
	__u8 pad[7];
};

#define DRM_IOCTL_AMDXDNA_CREATE_HWCTX \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_CREATE_HWCTX, \
		 struct amdxdna_drm_create_hwctx)

#define DRM_IOCTL_AMDXDNA_DESTROY_HWCTX \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_DESTROY_HWCTX, \
		 struct amdxdna_drm_destroy_hwctx)

#define DRM_IOCTL_AMDXDNA_CONFIG_HWCTX \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_CONFIG_HWCTX, \
		 struct amdxdna_drm_config_hwctx)

#define DRM_IOCTL_AMDXDNA_CREATE_BO \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_CREATE_BO, \
		 struct amdxdna_drm_create_bo)

#define DRM_IOCTL_AMDXDNA_GET_BO_INFO \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_GET_BO_INFO, \
		 struct amdxdna_drm_get_bo_info)

#define DRM_IOCTL_AMDXDNA_SYNC_BO \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_SYNC_BO, \
		 struct amdxdna_drm_sync_bo)

#define DRM_IOCTL_AMDXDNA_EXEC_CMD \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_EXEC_CMD, \
		 struct amdxdna_drm_exec_cmd)

#define DRM_IOCTL_AMDXDNA_GET_INFO \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_GET_INFO, \
		 struct amdxdna_drm_get_info)

#define DRM_IOCTL_AMDXDNA_SET_STATE \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_SET_STATE, \
		 struct amdxdna_drm_set_state)

#if defined(__cplusplus)
} /* extern c end */
#endif

#endif /* _AMDXDNA_ACCEL_H_ */

${this.title}

Code Editor : amdxdna_accel.h