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/*
* Copyright 2005 Stephane Marchesin.
* All Rights Reserved.
*
* 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
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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 __NOUVEAU_DRM_H__
#define __NOUVEAU_DRM_H__
#define DRM_NOUVEAU_EVENT_NVIF 0x80000000
#include "drm.h"
#if defined(__cplusplus)
extern "C" {
#endif
#define NOUVEAU_GETPARAM_PCI_VENDOR 3
#define NOUVEAU_GETPARAM_PCI_DEVICE 4
#define NOUVEAU_GETPARAM_BUS_TYPE 5
#define NOUVEAU_GETPARAM_FB_SIZE 8
#define NOUVEAU_GETPARAM_AGP_SIZE 9
#define NOUVEAU_GETPARAM_CHIPSET_ID 11
#define NOUVEAU_GETPARAM_VM_VRAM_BASE 12
#define NOUVEAU_GETPARAM_GRAPH_UNITS 13
#define NOUVEAU_GETPARAM_PTIMER_TIME 14
#define NOUVEAU_GETPARAM_HAS_BO_USAGE 15
#define NOUVEAU_GETPARAM_HAS_PAGEFLIP 16
/*
* NOUVEAU_GETPARAM_EXEC_PUSH_MAX - query max pushes through getparam
*
* Query the maximum amount of IBs that can be pushed through a single
* &drm_nouveau_exec structure and hence a single &DRM_IOCTL_NOUVEAU_EXEC
* ioctl().
*/
#define NOUVEAU_GETPARAM_EXEC_PUSH_MAX 17
/*
* NOUVEAU_GETPARAM_VRAM_BAR_SIZE - query bar size
*
* Query the VRAM BAR size.
*/
#define NOUVEAU_GETPARAM_VRAM_BAR_SIZE 18
/*
* NOUVEAU_GETPARAM_VRAM_USED
*
* Get remaining VRAM size.
*/
#define NOUVEAU_GETPARAM_VRAM_USED 19
/*
* NOUVEAU_GETPARAM_HAS_VMA_TILEMODE
*
* Query whether tile mode and PTE kind are accepted with VM allocs or not.
*/
#define NOUVEAU_GETPARAM_HAS_VMA_TILEMODE 20
struct drm_nouveau_getparam {
__u64 param;
__u64 value;
};
struct drm_nouveau_channel_alloc {
__u32 fb_ctxdma_handle;
__u32 tt_ctxdma_handle;
__s32 channel;
__u32 pushbuf_domains;
/* Notifier memory */
__u32 notifier_handle;
/* DRM-enforced subchannel assignments */
struct {
__u32 handle;
__u32 grclass;
} subchan[8];
__u32 nr_subchan;
};
struct drm_nouveau_channel_free {
__s32 channel;
};
#define NOUVEAU_GEM_DOMAIN_CPU (1 << 0)
#define NOUVEAU_GEM_DOMAIN_VRAM (1 << 1)
#define NOUVEAU_GEM_DOMAIN_GART (1 << 2)
#define NOUVEAU_GEM_DOMAIN_MAPPABLE (1 << 3)
#define NOUVEAU_GEM_DOMAIN_COHERENT (1 << 4)
/* The BO will never be shared via import or export. */
#define NOUVEAU_GEM_DOMAIN_NO_SHARE (1 << 5)
#define NOUVEAU_GEM_TILE_COMP 0x00030000 /* nv50-only */
#define NOUVEAU_GEM_TILE_LAYOUT_MASK 0x0000ff00
#define NOUVEAU_GEM_TILE_16BPP 0x00000001
#define NOUVEAU_GEM_TILE_32BPP 0x00000002
#define NOUVEAU_GEM_TILE_ZETA 0x00000004
#define NOUVEAU_GEM_TILE_NONCONTIG 0x00000008
struct drm_nouveau_gem_info {
__u32 handle;
__u32 domain;
__u64 size;
__u64 offset;
__u64 map_handle;
__u32 tile_mode;
__u32 tile_flags;
};
struct drm_nouveau_gem_new {
struct drm_nouveau_gem_info info;
__u32 channel_hint;
__u32 align;
};
#define NOUVEAU_GEM_MAX_BUFFERS 1024
struct drm_nouveau_gem_pushbuf_bo_presumed {
__u32 valid;
__u32 domain;
__u64 offset;
};
struct drm_nouveau_gem_pushbuf_bo {
__u64 user_priv;
__u32 handle;
__u32 read_domains;
__u32 write_domains;
__u32 valid_domains;
struct drm_nouveau_gem_pushbuf_bo_presumed presumed;
};
#define NOUVEAU_GEM_RELOC_LOW (1 << 0)
#define NOUVEAU_GEM_RELOC_HIGH (1 << 1)
#define NOUVEAU_GEM_RELOC_OR (1 << 2)
#define NOUVEAU_GEM_MAX_RELOCS 1024
struct drm_nouveau_gem_pushbuf_reloc {
__u32 reloc_bo_index;
__u32 reloc_bo_offset;
__u32 bo_index;
__u32 flags;
__u32 data;
__u32 vor;
__u32 tor;
};
#define NOUVEAU_GEM_MAX_PUSH 512
struct drm_nouveau_gem_pushbuf_push {
__u32 bo_index;
__u32 pad;
__u64 offset;
__u64 length;
#define NOUVEAU_GEM_PUSHBUF_NO_PREFETCH (1 << 23)
};
struct drm_nouveau_gem_pushbuf {
__u32 channel;
__u32 nr_buffers;
__u64 buffers;
__u32 nr_relocs;
__u32 nr_push;
__u64 relocs;
__u64 push;
__u32 suffix0;
__u32 suffix1;
#define NOUVEAU_GEM_PUSHBUF_SYNC (1ULL << 0)
__u64 vram_available;
__u64 gart_available;
};
#define NOUVEAU_GEM_CPU_PREP_NOWAIT 0x00000001
#define NOUVEAU_GEM_CPU_PREP_WRITE 0x00000004
struct drm_nouveau_gem_cpu_prep {
__u32 handle;
__u32 flags;
};
struct drm_nouveau_gem_cpu_fini {
__u32 handle;
};
/**
* struct drm_nouveau_sync - sync object
*
* This structure serves as synchronization mechanism for (potentially)
* asynchronous operations such as EXEC or VM_BIND.
*/
struct drm_nouveau_sync {
/**
* @flags: the flags for a sync object
*
* The first 8 bits are used to determine the type of the sync object.
*/
__u32 flags;
#define DRM_NOUVEAU_SYNC_SYNCOBJ 0x0
#define DRM_NOUVEAU_SYNC_TIMELINE_SYNCOBJ 0x1
#define DRM_NOUVEAU_SYNC_TYPE_MASK 0xf
/**
* @handle: the handle of the sync object
*/
__u32 handle;
/**
* @timeline_value:
*
* The timeline point of the sync object in case the syncobj is of
* type DRM_NOUVEAU_SYNC_TIMELINE_SYNCOBJ.
*/
__u64 timeline_value;
};
/**
* struct drm_nouveau_vm_init - GPU VA space init structure
*
* Used to initialize the GPU's VA space for a user client, telling the kernel
* which portion of the VA space is managed by the UMD and kernel respectively.
*
* For the UMD to use the VM_BIND uAPI, this must be called before any BOs or
* channels are created; if called afterwards DRM_IOCTL_NOUVEAU_VM_INIT fails
* with -ENOSYS.
*/
struct drm_nouveau_vm_init {
/**
* @kernel_managed_addr: start address of the kernel managed VA space
* region
*/
__u64 kernel_managed_addr;
/**
* @kernel_managed_size: size of the kernel managed VA space region in
* bytes
*/
__u64 kernel_managed_size;
};
/**
* struct drm_nouveau_vm_bind_op - VM_BIND operation
*
* This structure represents a single VM_BIND operation. UMDs should pass
* an array of this structure via struct drm_nouveau_vm_bind's &op_ptr field.
*/
struct drm_nouveau_vm_bind_op {
/**
* @op: the operation type
*
* Supported values:
*
* %DRM_NOUVEAU_VM_BIND_OP_MAP - Map a GEM object to the GPU's VA
* space. Optionally, the &DRM_NOUVEAU_VM_BIND_SPARSE flag can be
* passed to instruct the kernel to create sparse mappings for the
* given range.
*
* %DRM_NOUVEAU_VM_BIND_OP_UNMAP - Unmap an existing mapping in the
* GPU's VA space. If the region the mapping is located in is a
* sparse region, new sparse mappings are created where the unmapped
* (memory backed) mapping was mapped previously. To remove a sparse
* region the &DRM_NOUVEAU_VM_BIND_SPARSE must be set.
*/
__u32 op;
#define DRM_NOUVEAU_VM_BIND_OP_MAP 0x0
#define DRM_NOUVEAU_VM_BIND_OP_UNMAP 0x1
/**
* @flags: the flags for a &drm_nouveau_vm_bind_op
*
* Supported values:
*
* %DRM_NOUVEAU_VM_BIND_SPARSE - Indicates that an allocated VA
* space region should be sparse.
*/
__u32 flags;
#define DRM_NOUVEAU_VM_BIND_SPARSE (1 << 8)
/**
* @handle: the handle of the DRM GEM object to map
*/
__u32 handle;
/**
* @pad: 32 bit padding, should be 0
*/
__u32 pad;
/**
* @addr:
*
* the address the VA space region or (memory backed) mapping should be mapped to
*/
__u64 addr;
/**
* @bo_offset: the offset within the BO backing the mapping
*/
__u64 bo_offset;
/**
* @range: the size of the requested mapping in bytes
*/
__u64 range;
};
/**
* struct drm_nouveau_vm_bind - structure for DRM_IOCTL_NOUVEAU_VM_BIND
*/
struct drm_nouveau_vm_bind {
/**
* @op_count: the number of &drm_nouveau_vm_bind_op
*/
__u32 op_count;
/**
* @flags: the flags for a &drm_nouveau_vm_bind ioctl
*
* Supported values:
*
* %DRM_NOUVEAU_VM_BIND_RUN_ASYNC - Indicates that the given VM_BIND
* operation should be executed asynchronously by the kernel.
*
* If this flag is not supplied the kernel executes the associated
* operations synchronously and doesn't accept any &drm_nouveau_sync
* objects.
*/
__u32 flags;
#define DRM_NOUVEAU_VM_BIND_RUN_ASYNC 0x1
/**
* @wait_count: the number of wait &drm_nouveau_syncs
*/
__u32 wait_count;
/**
* @sig_count: the number of &drm_nouveau_syncs to signal when finished
*/
__u32 sig_count;
/**
* @wait_ptr: pointer to &drm_nouveau_syncs to wait for
*/
__u64 wait_ptr;
/**
* @sig_ptr: pointer to &drm_nouveau_syncs to signal when finished
*/
__u64 sig_ptr;
/**
* @op_ptr: pointer to the &drm_nouveau_vm_bind_ops to execute
*/
__u64 op_ptr;
};
/**
* struct drm_nouveau_exec_push - EXEC push operation
*
* This structure represents a single EXEC push operation. UMDs should pass an
* array of this structure via struct drm_nouveau_exec's &push_ptr field.
*/
struct drm_nouveau_exec_push {
/**
* @va: the virtual address of the push buffer mapping
*/
__u64 va;
/**
* @va_len: the length of the push buffer mapping
*/
__u32 va_len;
/**
* @flags: the flags for this push buffer mapping
*/
__u32 flags;
#define DRM_NOUVEAU_EXEC_PUSH_NO_PREFETCH 0x1
};
/**
* struct drm_nouveau_exec - structure for DRM_IOCTL_NOUVEAU_EXEC
*/
struct drm_nouveau_exec {
/**
* @channel: the channel to execute the push buffer in
*/
__u32 channel;
/**
* @push_count: the number of &drm_nouveau_exec_push ops
*/
__u32 push_count;
/**
* @wait_count: the number of wait &drm_nouveau_syncs
*/
__u32 wait_count;
/**
* @sig_count: the number of &drm_nouveau_syncs to signal when finished
*/
__u32 sig_count;
/**
* @wait_ptr: pointer to &drm_nouveau_syncs to wait for
*/
__u64 wait_ptr;
/**
* @sig_ptr: pointer to &drm_nouveau_syncs to signal when finished
*/
__u64 sig_ptr;
/**
* @push_ptr: pointer to &drm_nouveau_exec_push ops
*/
__u64 push_ptr;
};
#define DRM_NOUVEAU_GETPARAM 0x00
#define DRM_NOUVEAU_SETPARAM 0x01 /* deprecated */
#define DRM_NOUVEAU_CHANNEL_ALLOC 0x02
#define DRM_NOUVEAU_CHANNEL_FREE 0x03
#define DRM_NOUVEAU_GROBJ_ALLOC 0x04 /* deprecated */
#define DRM_NOUVEAU_NOTIFIEROBJ_ALLOC 0x05 /* deprecated */
#define DRM_NOUVEAU_GPUOBJ_FREE 0x06 /* deprecated */
#define DRM_NOUVEAU_NVIF 0x07
#define DRM_NOUVEAU_SVM_INIT 0x08
#define DRM_NOUVEAU_SVM_BIND 0x09
#define DRM_NOUVEAU_VM_INIT 0x10
#define DRM_NOUVEAU_VM_BIND 0x11
#define DRM_NOUVEAU_EXEC 0x12
#define DRM_NOUVEAU_GEM_NEW 0x40
#define DRM_NOUVEAU_GEM_PUSHBUF 0x41
#define DRM_NOUVEAU_GEM_CPU_PREP 0x42
#define DRM_NOUVEAU_GEM_CPU_FINI 0x43
#define DRM_NOUVEAU_GEM_INFO 0x44
struct drm_nouveau_svm_init {
__u64 unmanaged_addr;
__u64 unmanaged_size;
};
struct drm_nouveau_svm_bind {
__u64 header;
__u64 va_start;
__u64 va_end;
__u64 npages;
__u64 stride;
__u64 result;
__u64 reserved0;
__u64 reserved1;
};
#define NOUVEAU_SVM_BIND_COMMAND_SHIFT 0
#define NOUVEAU_SVM_BIND_COMMAND_BITS 8
#define NOUVEAU_SVM_BIND_COMMAND_MASK ((1 << 8) - 1)
#define NOUVEAU_SVM_BIND_PRIORITY_SHIFT 8
#define NOUVEAU_SVM_BIND_PRIORITY_BITS 8
#define NOUVEAU_SVM_BIND_PRIORITY_MASK ((1 << 8) - 1)
#define NOUVEAU_SVM_BIND_TARGET_SHIFT 16
#define NOUVEAU_SVM_BIND_TARGET_BITS 32
#define NOUVEAU_SVM_BIND_TARGET_MASK 0xffffffff
/*
* Below is use to validate ioctl argument, userspace can also use it to make
* sure that no bit are set beyond known fields for a given kernel version.
*/
#define NOUVEAU_SVM_BIND_VALID_BITS 48
#define NOUVEAU_SVM_BIND_VALID_MASK ((1ULL << NOUVEAU_SVM_BIND_VALID_BITS) - 1)
/*
* NOUVEAU_BIND_COMMAND__MIGRATE: synchronous migrate to target memory.
* result: number of page successfuly migrate to the target memory.
*/
#define NOUVEAU_SVM_BIND_COMMAND__MIGRATE 0
/*
* NOUVEAU_SVM_BIND_HEADER_TARGET__GPU_VRAM: target the GPU VRAM memory.
*/
#define NOUVEAU_SVM_BIND_TARGET__GPU_VRAM (1UL << 31)
#define DRM_IOCTL_NOUVEAU_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GETPARAM, struct drm_nouveau_getparam)
#define DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_CHANNEL_ALLOC, struct drm_nouveau_channel_alloc)
#define DRM_IOCTL_NOUVEAU_CHANNEL_FREE DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_CHANNEL_FREE, struct drm_nouveau_channel_free)
#define DRM_IOCTL_NOUVEAU_SVM_INIT DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_SVM_INIT, struct drm_nouveau_svm_init)
#define DRM_IOCTL_NOUVEAU_SVM_BIND DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_SVM_BIND, struct drm_nouveau_svm_bind)
#define DRM_IOCTL_NOUVEAU_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_NEW, struct drm_nouveau_gem_new)
#define DRM_IOCTL_NOUVEAU_GEM_PUSHBUF DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_PUSHBUF, struct drm_nouveau_gem_pushbuf)
#define DRM_IOCTL_NOUVEAU_GEM_CPU_PREP DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_CPU_PREP, struct drm_nouveau_gem_cpu_prep)
#define DRM_IOCTL_NOUVEAU_GEM_CPU_FINI DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_CPU_FINI, struct drm_nouveau_gem_cpu_fini)
#define DRM_IOCTL_NOUVEAU_GEM_INFO DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_INFO, struct drm_nouveau_gem_info)
#define DRM_IOCTL_NOUVEAU_VM_INIT DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_VM_INIT, struct drm_nouveau_vm_init)
#define DRM_IOCTL_NOUVEAU_VM_BIND DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_VM_BIND, struct drm_nouveau_vm_bind)
#define DRM_IOCTL_NOUVEAU_EXEC DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_EXEC, struct drm_nouveau_exec)
#if defined(__cplusplus)
}
#endif
#endif /* __NOUVEAU_DRM_H__ */
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