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| author | Ben Skeggs <bskeggs@redhat.com> | 2023-09-19 06:21:41 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2023-10-31 15:08:16 +1000 |
| commit | 5bf0257136a223d0e887441799527b320fc8313f (patch) | |
| tree | badbedf4722e14d1fbf6feb4df7f71652a5ef3f3 /drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h | |
| parent | drm/nouveau/gsp/r535: add interrupt handling (diff) | |
| download | linux-5bf0257136a223d0e887441799527b320fc8313f.tar.gz linux-5bf0257136a223d0e887441799527b320fc8313f.zip | |
drm/nouveau/mmu/r535: initial support
- Valid VRAM regions are read from GSP-RM, and used to construct our MM
- BAR1/BAR2 VMMs modified to be shared with RM
- Client VMMs have RM VASPACE objects created for them
- Adds FBSR to backup system objects in VRAM across suspend
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230918202149.4343-37-skeggsb@gmail.com
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h index 2fd2f2433fc7..935b1cacd528 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h @@ -2,6 +2,7 @@ #ifndef __NVKM_MMU_H__ #define __NVKM_MMU_H__ #include <core/subdev.h> +#include <subdev/gsp.h> struct nvkm_vma { struct list_head head; @@ -63,6 +64,16 @@ struct nvkm_vmm { void *nullp; bool replay; + + struct { + u64 bar2_pdb; + + struct nvkm_gsp_client client; + struct nvkm_gsp_device device; + struct nvkm_gsp_object object; + + struct nvkm_vma *rsvd; + } rm; }; int nvkm_vmm_new(struct nvkm_device *, u64 addr, u64 size, void *argv, u32 argc, |