[PATCH 29/88] drm/amdgpu: add amdgpu uapi header (v4)
Jerome Glisse
j.glisse at gmail.com
Fri Jun 5 11:57:35 PDT 2015
On Tue, May 26, 2015 at 11:19:31PM -0400, Alex Deucher wrote:
> This header defines the ioctl interface to the driver.
>
> v2: remove stale tiling defines
> v3: add appropriate padding
> v4: remove executable bits on header
>
> Acked-by: Christian König <christian.koenig at amd.com>
> Acked-by: Jammy Zhou <Jammy.Zhou at amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
> include/uapi/drm/amdgpu_drm.h | 590 ++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 590 insertions(+)
> create mode 100644 include/uapi/drm/amdgpu_drm.h
>
> diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
> new file mode 100644
> index 0000000..9e771fb
> --- /dev/null
> +++ b/include/uapi/drm/amdgpu_drm.h
> @@ -0,0 +1,590 @@
> +/* amdgpu_drm.h -- Public header for the amdgpu driver -*- linux-c -*-
> + *
> + * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
> + * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
> + * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
> + * Copyright 2014 Advanced Micro Devices, Inc.
> + *
> + * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
> + *
> + * Authors:
> + * Kevin E. Martin <martin at valinux.com>
> + * Gareth Hughes <gareth at valinux.com>
> + * Keith Whitwell <keith at tungstengraphics.com>
> + */
> +
> +#ifndef __AMDGPU_DRM_H__
> +#define __AMDGPU_DRM_H__
> +
> +#include <drm/drm.h>
> +
> +#define DRM_AMDGPU_GEM_CREATE 0x00
> +#define DRM_AMDGPU_GEM_MMAP 0x01
> +#define DRM_AMDGPU_CTX 0x02
> +#define DRM_AMDGPU_BO_LIST 0x03
> +#define DRM_AMDGPU_CS 0x04
> +#define DRM_AMDGPU_INFO 0x05
> +#define DRM_AMDGPU_GEM_METADATA 0x06
> +#define DRM_AMDGPU_GEM_WAIT_IDLE 0x07
> +#define DRM_AMDGPU_GEM_VA 0x08
> +#define DRM_AMDGPU_WAIT_CS 0x09
> +#define DRM_AMDGPU_GEM_OP 0x10
> +#define DRM_AMDGPU_GEM_USERPTR 0x11
> +
> +#define DRM_IOCTL_AMDGPU_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_CREATE, union drm_amdgpu_gem_create)
> +#define DRM_IOCTL_AMDGPU_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_MMAP, union drm_amdgpu_gem_mmap)
> +#define DRM_IOCTL_AMDGPU_CTX DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_CTX, union drm_amdgpu_ctx)
> +#define DRM_IOCTL_AMDGPU_BO_LIST DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_BO_LIST, union drm_amdgpu_bo_list)
> +#define DRM_IOCTL_AMDGPU_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_CS, union drm_amdgpu_cs)
> +#define DRM_IOCTL_AMDGPU_INFO DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_INFO, struct drm_amdgpu_info)
> +#define DRM_IOCTL_AMDGPU_GEM_METADATA DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_METADATA, struct drm_amdgpu_gem_metadata)
> +#define DRM_IOCTL_AMDGPU_GEM_WAIT_IDLE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_WAIT_IDLE, union drm_amdgpu_gem_wait_idle)
> +#define DRM_IOCTL_AMDGPU_GEM_VA DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_VA, union drm_amdgpu_gem_va)
> +#define DRM_IOCTL_AMDGPU_WAIT_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_CS, union drm_amdgpu_wait_cs)
> +#define DRM_IOCTL_AMDGPU_GEM_OP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_OP, struct drm_amdgpu_gem_op)
> +#define DRM_IOCTL_AMDGPU_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_USERPTR, struct drm_amdgpu_gem_userptr)
> +
> +#define AMDGPU_GEM_DOMAIN_CPU 0x1
> +#define AMDGPU_GEM_DOMAIN_GTT 0x2
> +#define AMDGPU_GEM_DOMAIN_VRAM 0x4
> +#define AMDGPU_GEM_DOMAIN_GDS 0x8
> +#define AMDGPU_GEM_DOMAIN_GWS 0x10
> +#define AMDGPU_GEM_DOMAIN_OA 0x20
Can we get a description on this new domains (GDS, GWS, OA) ?
> +
> +#define AMDGPU_GEM_DOMAIN_MASK 0x3F
> +
> +/* Flag that CPU access will be required for the case of VRAM domain */
> +#define AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED (1 << 0)
> +/* Flag that CPU access will not work, this VRAM domain is invisible */
> +#define AMDGPU_GEM_CREATE_NO_CPU_ACCESS (1 << 1)
> +/* Flag that un-cached attributes should be used for GTT */
> +#define AMDGPU_GEM_CREATE_CPU_GTT_UC (1 << 2)
> +/* Flag that USWC attributes should be used for GTT */
> +#define AMDGPU_GEM_CREATE_CPU_GTT_WC (1 << 3)
> +
> +/* Flag mask for GTT domain_flags */
> +#define AMDGPU_GEM_CREATE_CPU_GTT_MASK \
> + (AMDGPU_GEM_CREATE_CPU_GTT_WC | \
> + AMDGPU_GEM_CREATE_CPU_GTT_UC | \
> + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | \
> + AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
> +
> +struct drm_amdgpu_gem_create_in {
> + /** the requested memory size */
> + uint64_t bo_size;
> + /** physical start_addr alignment in bytes for some HW requirements */
> + uint64_t alignment;
> + /** the requested memory domains */
> + uint64_t domains;
> + /** allocation flags */
> + uint64_t domain_flags;
> +};
> +
> +struct drm_amdgpu_gem_create_out {
> + /** returned GEM object handle */
> + uint32_t handle;
> + uint32_t _pad;
> +};
> +
> +union drm_amdgpu_gem_create {
> + struct drm_amdgpu_gem_create_in in;
> + struct drm_amdgpu_gem_create_out out;
> +};
> +
> +/** Opcode to create new residency list. */
> +#define AMDGPU_BO_LIST_OP_CREATE 0
> +/** Opcode to destroy previously created residency list */
> +#define AMDGPU_BO_LIST_OP_DESTROY 1
> +/** Opcode to update resource information in the list */
> +#define AMDGPU_BO_LIST_OP_UPDATE 2
> +
> +struct drm_amdgpu_bo_list_in {
> + /** Type of operation */
> + uint32_t operation;
> + /** Handle of list or 0 if we want to create one */
> + uint32_t list_handle;
> + /** Number of BOs in list */
> + uint32_t bo_number;
> + /** Size of each element describing BO */
> + uint32_t bo_info_size;
> + /** Pointer to array describing BOs */
> + uint64_t bo_info_ptr;
> +};
> +
> +struct drm_amdgpu_bo_list_entry {
> + /** Handle of BO */
> + uint32_t bo_handle;
> + /** New (if specified) BO priority to be used during migration */
> + uint32_t bo_priority;
> +};
> +
> +struct drm_amdgpu_bo_list_out {
> + /** Handle of resource list */
> + uint32_t list_handle;
> + uint32_t _pad;
> +};
> +
> +union drm_amdgpu_bo_list {
> + struct drm_amdgpu_bo_list_in in;
> + struct drm_amdgpu_bo_list_out out;
> +};
> +
> +/* context related */
> +#define AMDGPU_CTX_OP_ALLOC_CTX 1
> +#define AMDGPU_CTX_OP_FREE_CTX 2
> +#define AMDGPU_CTX_OP_QUERY_STATE 3
> +
> +#define AMDGPU_CTX_OP_STATE_RUNNING 1
So this does not seems to be use yet ? Am i correct ? Then better
to remove it now and introduce it once it is use.
> +
> +struct drm_amdgpu_ctx_in {
> + uint32_t op;
> + uint32_t flags;
> + uint32_t ctx_id;
> + uint32_t _pad;
> +};
> +
> +union drm_amdgpu_ctx_out {
> + struct {
> + uint32_t ctx_id;
> + uint32_t _pad;
> + } alloc;
> +
> + struct {
> + uint64_t flags;
> + uint64_t hangs;
> + } state;
> +};
There is no define for the state.flags i would rather like see
each value that can be returned with a define.
> +
> +union drm_amdgpu_ctx {
> + struct drm_amdgpu_ctx_in in;
> + union drm_amdgpu_ctx_out out;
> +};
> +
> +/*
> + * This is not a reliable API and you should expect it to fail for any
> + * number of reasons and have fallback path that do not use userptr to
> + * perform any operation.
> + */
> +#define AMDGPU_GEM_USERPTR_READONLY (1 << 0)
> +#define AMDGPU_GEM_USERPTR_ANONONLY (1 << 1)
> +#define AMDGPU_GEM_USERPTR_VALIDATE (1 << 2)
> +#define AMDGPU_GEM_USERPTR_REGISTER (1 << 3)
> +
> +struct drm_amdgpu_gem_userptr {
> + uint64_t addr;
> + uint64_t size;
> + uint32_t flags;
> + uint32_t handle;
> +};
> +
> +#define AMDGPU_TILING_MACRO 0x1
> +#define AMDGPU_TILING_MICRO 0x2
> +#define AMDGPU_TILING_SWAP_16BIT 0x4
> +#define AMDGPU_TILING_R600_NO_SCANOUT AMDGPU_TILING_SWAP_16BIT
> +#define AMDGPU_TILING_SWAP_32BIT 0x8
> +/* this object requires a surface when mapped - i.e. front buffer */
> +#define AMDGPU_TILING_SURFACE 0x10
> +#define AMDGPU_TILING_MICRO_SQUARE 0x20
> +#define AMDGPU_TILING_EG_BANKW_SHIFT 8
> +#define AMDGPU_TILING_EG_BANKW_MASK 0xf
> +#define AMDGPU_TILING_EG_BANKH_SHIFT 12
> +#define AMDGPU_TILING_EG_BANKH_MASK 0xf
> +#define AMDGPU_TILING_EG_MACRO_TILE_ASPECT_SHIFT 16
> +#define AMDGPU_TILING_EG_MACRO_TILE_ASPECT_MASK 0xf
> +#define AMDGPU_TILING_EG_TILE_SPLIT_SHIFT 24
> +#define AMDGPU_TILING_EG_TILE_SPLIT_MASK 0xf
> +#define AMDGPU_TILING_EG_STENCIL_TILE_SPLIT_SHIFT 28
> +#define AMDGPU_TILING_EG_STENCIL_TILE_SPLIT_MASK 0xf
> +
> +#define AMDGPU_GEM_METADATA_OP_SET_METADATA 1
> +#define AMDGPU_GEM_METADATA_OP_GET_METADATA 2
> +
> +/** The same structure is shared for input/output */
> +struct drm_amdgpu_gem_metadata {
> + uint32_t handle; /* GEM Object handle */
> + uint32_t op; /** Do we want get or set metadata */
> + struct {
> + uint64_t flags;
Same here nothing describe expected value for flags
> + uint64_t tiling_info; /* family specific tiling info */
> + uint32_t data_size_bytes;
> + uint32_t data[64];
> + } data;
> +};
> +
> +struct drm_amdgpu_gem_mmap_in {
> + uint32_t handle; /** the GEM object handle */
> + uint32_t _pad;
> +};
> +
> +struct drm_amdgpu_gem_mmap_out {
> + uint64_t addr_ptr; /** mmap offset from the vma offset manager */
> +};
> +
> +union drm_amdgpu_gem_mmap {
> + struct drm_amdgpu_gem_mmap_in in;
> + struct drm_amdgpu_gem_mmap_out out;
> +};
> +
> +struct drm_amdgpu_gem_wait_idle_in {
> + uint32_t handle; /* GEM object handle */
> + uint32_t flags;
> + uint64_t timeout; /* Timeout to wait. If 0 then returned immediately with the status */
> +};
> +
> +struct drm_amdgpu_gem_wait_idle_out {
> + uint32_t status; /* BO status: 0 - BO is idle, 1 - BO is busy */
> + uint32_t domain; /* Returned current memory domain */
> +};
> +
> +union drm_amdgpu_gem_wait_idle {
> + struct drm_amdgpu_gem_wait_idle_in in;
> + struct drm_amdgpu_gem_wait_idle_out out;
> +};
> +
> +struct drm_amdgpu_wait_cs_in {
> + uint64_t handle;
> + uint64_t timeout;
> + uint32_t ip_type;
> + uint32_t ip_instance;
> + uint32_t ring;
> + uint32_t _pad;
> +};
> +
> +struct drm_amdgpu_wait_cs_out {
> + uint64_t status;
> +};
Same here nothing to define status (0 or 1 by reading the code)
> +
> +union drm_amdgpu_wait_cs {
> + struct drm_amdgpu_wait_cs_in in;
> + struct drm_amdgpu_wait_cs_out out;
> +};
> +
> +/* Sets or returns a value associated with a buffer. */
> +struct drm_amdgpu_gem_op {
> + uint32_t handle; /* buffer */
> + uint32_t op; /* AMDGPU_GEM_OP_* */
> + uint64_t value; /* input or return value */
> +};
> +
> +#define AMDGPU_GEM_OP_GET_GEM_CREATE_INFO 0
> +#define AMDGPU_GEM_OP_SET_INITIAL_DOMAIN 1
> +
> +#define AMDGPU_VA_OP_MAP 1
> +#define AMDGPU_VA_OP_UNMAP 2
> +
> +#define AMDGPU_VA_RESULT_OK 0
> +#define AMDGPU_VA_RESULT_ERROR 1
> +#define AMDGPU_VA_RESULT_VA_INVALID_ALIGNMENT 2
> +
> +/* Mapping flags */
> +/* readable mapping */
> +#define AMDGPU_VM_PAGE_READABLE (1 << 1)
> +/* writable mapping */
> +#define AMDGPU_VM_PAGE_WRITEABLE (1 << 2)
> +/* executable mapping, new for VI */
> +#define AMDGPU_VM_PAGE_EXECUTABLE (1 << 3)
> +
> +struct drm_amdgpu_gem_va_in {
> + /* GEM object handle */
> + uint32_t handle;
> + uint32_t _pad;
> + /* map or unmap*/
> + uint32_t operation;
> + /* specify mapping flags */
> + uint32_t flags;
> + /* va address to assign . Must be correctly aligned.*/
> + uint64_t va_address;
> + /* Specify offset inside of BO to assign. Must be correctly aligned.*/
> + uint64_t offset_in_bo;
> + /* Specify mapping size. If 0 and offset is 0 then map the whole BO.*/
> + /* Must be correctly aligned. */
> + uint64_t map_size;
> +};
> +
> +struct drm_amdgpu_gem_va_out {
> + uint32_t result;
> + uint32_t _pad;
> +};
> +
> +union drm_amdgpu_gem_va {
> + struct drm_amdgpu_gem_va_in in;
> + struct drm_amdgpu_gem_va_out out;
> +};
> +
> +#define AMDGPU_HW_IP_GFX 0
> +#define AMDGPU_HW_IP_COMPUTE 1
> +#define AMDGPU_HW_IP_DMA 2
> +#define AMDGPU_HW_IP_UVD 3
> +#define AMDGPU_HW_IP_VCE 4
> +#define AMDGPU_HW_IP_NUM 5
> +
> +#define AMDGPU_HW_IP_INSTANCE_MAX_COUNT 1
> +
> +#define AMDGPU_CHUNK_ID_IB 0x01
> +#define AMDGPU_CHUNK_ID_FENCE 0x02
> +struct drm_amdgpu_cs_chunk {
> + uint32_t chunk_id;
> + uint32_t length_dw;
> + uint64_t chunk_data;
> +};
> +
> +struct drm_amdgpu_cs_in {
> + /** Rendering context id */
> + uint32_t ctx_id;
> + /** Handle of resource list associated with CS */
> + uint32_t bo_list_handle;
> + uint32_t num_chunks;
> + uint32_t _pad;
> + /* this points to uint64_t * which point to cs chunks */
> + uint64_t chunks;
> +};
> +
> +struct drm_amdgpu_cs_out {
> + uint64_t handle;
> +};
> +
> +union drm_amdgpu_cs {
> + struct drm_amdgpu_cs_in in;
> + struct drm_amdgpu_cs_out out;
> +};
> +
> +/* Specify flags to be used for IB */
> +
> +/* This IB should be submitted to CE */
> +#define AMDGPU_IB_FLAG_CE (1<<0)
> +
> +/* GDS is used by this IB */
> +#define AMDGPU_IB_FLAG_GDS (1<<1)
> +
> +struct drm_amdgpu_cs_chunk_ib {
> + /**
> + * Handle of GEM object to be used as IB or 0 if it is already in
> + * residency list.
> + */
> + uint32_t handle;
> + uint32_t flags; /* IB Flags */
> + uint64_t va_start; /* Virtual address to begin IB execution */
> + uint32_t ib_bytes; /* Size of submission */
> + uint32_t ip_type; /* HW IP to submit to */
> + uint32_t ip_instance; /* HW IP index of the same type to submit to */
> + uint32_t ring; /* Ring index to submit to */
> +};
> +
> +struct drm_amdgpu_cs_chunk_fence {
> + uint32_t handle;
> + uint32_t offset;
> +};
> +
> +struct drm_amdgpu_cs_chunk_data {
> + union {
> + struct drm_amdgpu_cs_chunk_ib ib_data;
> + struct drm_amdgpu_cs_chunk_fence fence_data;
> + };
> +};
> +
> +/**
> + * Query h/w info: Flag that this is integrated (a.h.a. fusion) GPU
> + *
> + */
> +#define AMDGPU_IDS_FLAGS_FUSION 0x1
> +
> +/* indicate if acceleration can be working */
> +#define AMDGPU_INFO_ACCEL_WORKING 0x00
> +/* get the crtc_id from the mode object id? */
> +#define AMDGPU_INFO_CRTC_FROM_ID 0x01
> +/* query hw IP info */
> +#define AMDGPU_INFO_HW_IP_INFO 0x02
> +/* query hw IP instance count for the specified type */
> +#define AMDGPU_INFO_HW_IP_COUNT 0x03
> +/* timestamp for GL_ARB_timer_query */
> +#define AMDGPU_INFO_TIMESTAMP 0x05
> +/* Query the firmware version */
> +#define AMDGPU_INFO_FW_VERSION 0x0e
> + /* Subquery id: Query VCE firmware version */
> + #define AMDGPU_INFO_FW_VCE 0x1
> + /* Subquery id: Query UVD firmware version */
> + #define AMDGPU_INFO_FW_UVD 0x2
> + /* Subquery id: Query GMC firmware version */
> + #define AMDGPU_INFO_FW_GMC 0x03
> + /* Subquery id: Query GFX ME firmware version */
> + #define AMDGPU_INFO_FW_GFX_ME 0x04
> + /* Subquery id: Query GFX PFP firmware version */
> + #define AMDGPU_INFO_FW_GFX_PFP 0x05
> + /* Subquery id: Query GFX CE firmware version */
> + #define AMDGPU_INFO_FW_GFX_CE 0x06
> + /* Subquery id: Query GFX RLC firmware version */
> + #define AMDGPU_INFO_FW_GFX_RLC 0x07
> + /* Subquery id: Query GFX MEC firmware version */
> + #define AMDGPU_INFO_FW_GFX_MEC 0x08
> + /* Subquery id: Query SMC firmware version */
> + #define AMDGPU_INFO_FW_SMC 0x0a
> + /* Subquery id: Query SDMA firmware version */
> + #define AMDGPU_INFO_FW_SDMA 0x0b
> +/* number of bytes moved for TTM migration */
> +#define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f
> +/* the used VRAM size */
> +#define AMDGPU_INFO_VRAM_USAGE 0x10
> +/* the used GTT size */
> +#define AMDGPU_INFO_GTT_USAGE 0x11
> +/* Information about GDS, etc. resource configuration */
> +#define AMDGPU_INFO_GDS_CONFIG 0x13
> +/* Query information about VRAM and GTT domains */
> +#define AMDGPU_INFO_VRAM_GTT 0x14
> +/* Query information about register in MMR address space*/
> +#define AMDGPU_INFO_READ_MMR_REG 0x15
> +/* Query information about device: rev id, family, etc. */
> +#define AMDGPU_INFO_DEV_INFO 0x16
> +/* visible vram usage */
> +#define AMDGPU_INFO_VIS_VRAM_USAGE 0x17
> +
> +#define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0
> +#define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff
> +#define AMDGPU_INFO_MMR_SH_INDEX_SHIFT 8
> +#define AMDGPU_INFO_MMR_SH_INDEX_MASK 0xff
> +
> +/* Input structure for the INFO ioctl */
> +struct drm_amdgpu_info {
> + /* Where the return value will be stored */
> + uint64_t return_pointer;
> + /* The size of the return value. Just like "size" in "snprintf",
> + * it limits how many bytes the kernel can write. */
> + uint32_t return_size;
> + /* The query request id. */
> + uint32_t query;
> +
> + union {
> + struct {
> + uint32_t id;
> + uint32_t _pad;
> + } mode_crtc;
> +
> + struct {
> + /** AMDGPU_HW_IP_* */
> + uint32_t type;
> + /**
> + * Index of the IP if there are more IPs of the same type.
> + * Ignored by AMDGPU_INFO_HW_IP_COUNT.
> + */
> + uint32_t ip_instance;
> + } query_hw_ip;
> +
> + struct {
> + uint32_t dword_offset;
> + uint32_t count; /* number of registers to read */
> + uint32_t instance;
> + uint32_t flags;
> + } read_mmr_reg;
> +
> + struct {
> + /** AMDGPU_INFO_FW_* */
> + uint32_t fw_type;
> + /** Index of the IP if there are more IPs of the same type. */
> + uint32_t ip_instance;
> + /**
> + * Index of the engine. Whether this is used depends
> + * on the firmware type. (e.g. MEC, SDMA)
> + */
> + uint32_t index;
> + uint32_t _pad;
> + } query_fw;
> + };
> +};
> +
> +struct drm_amdgpu_info_gds {
> + /** GDS GFX partition size */
> + uint32_t gds_gfx_partition_size;
> + /** GDS compute partition size */
> + uint32_t compute_partition_size;
> + /** total GDS memory size */
> + uint32_t gds_total_size;
> + /** GWS size per GFX partition */
> + uint32_t gws_per_gfx_partition;
> + /** GSW size per compute partition */
> + uint32_t gws_per_compute_partition;
> + /** OA size per GFX partition */
> + uint32_t oa_per_gfx_partition;
> + /** OA size per compute partition */
> + uint32_t oa_per_compute_partition;
> + uint32_t _pad;
> +};
> +
> +struct drm_amdgpu_info_vram_gtt {
> + uint64_t vram_size;
> + uint64_t vram_cpu_accessible_size;
> + uint64_t gtt_size;
> +};
> +
> +struct drm_amdgpu_info_firmware {
> + uint32_t ver;
> + uint32_t feature;
> +};
> +
> +struct drm_amdgpu_info_device {
> + /** PCI Device ID */
> + uint32_t device_id;
> + /** Internal chip revision: A0, A1, etc.) */
> + uint32_t chip_rev;
> + uint32_t external_rev;
> + /** Revision id in PCI Config space */
> + uint32_t pci_rev;
> + uint32_t family;
> + uint32_t num_shader_engines;
> + uint32_t num_shader_arrays_per_engine;
> + uint32_t gpu_counter_freq; /* in KHz */
> + uint64_t max_engine_clock; /* in KHz */
> + /* cu information */
> + uint32_t cu_active_number;
> + uint32_t cu_ao_mask;
> + uint32_t cu_bitmap[4][4];
> + /** Render backend pipe mask. One render backend is CB+DB. */
> + uint32_t enabled_rb_pipes_mask;
> + uint32_t num_rb_pipes;
> + uint32_t num_hw_gfx_contexts;
> + uint32_t _pad;
> + uint64_t ids_flags;
> + /** Starting virtual address for UMDs. */
> + uint64_t virtual_address_offset;
> + /** Required alignment of virtual addresses. */
> + uint32_t virtual_address_alignment;
> + /** Page table entry - fragment size */
> + uint32_t pte_fragment_size;
> + uint32_t gart_page_size;
> +};
> +
> +struct drm_amdgpu_info_hw_ip {
> + /** Version of h/w IP */
> + uint32_t hw_ip_version_major;
> + uint32_t hw_ip_version_minor;
> + /** Capabilities */
> + uint64_t capabilities_flags;
> + /** Bitmask of available rings. Bit 0 means ring 0, etc. */
> + uint32_t available_rings;
> + uint32_t _pad;
> +};
> +
> +/*
> + * Supported GPU families
> + */
> +#define AMDGPU_FAMILY_UNKNOWN 0
> +#define AMDGPU_FAMILY_CI 120 /* Bonaire, Hawaii */
> +#define AMDGPU_FAMILY_KV 125 /* Kaveri, Kabini, Mullins */
> +#define AMDGPU_FAMILY_VI 130 /* Iceland, Tonga */
> +#define AMDGPU_FAMILY_CZ 135 /* Carrizo */
> +
That's weird why using those numbers and not 1, 2, 3, 4 ... :)
> +#endif
> --
> 1.8.3.1
>
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