| /* |
| * 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 |
| 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 |
| */ |
| __u32 op; |
| /** |
| * @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. |
| */ |
| #define DRM_NOUVEAU_VM_BIND_OP_MAP 0x0 |
| /** |
| * @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. |
| */ |
| #define DRM_NOUVEAU_VM_BIND_OP_UNMAP 0x1 |
| /** |
| * @flags: the flags for a &drm_nouveau_vm_bind_op |
| */ |
| __u32 flags; |
| /** |
| * @DRM_NOUVEAU_VM_BIND_SPARSE: |
| * |
| * Indicates that an allocated VA space region should be sparse. |
| */ |
| #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 |
| */ |
| __u32 flags; |
| /** |
| * @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. |
| */ |
| #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__ */ |