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authorBen Skeggs <bskeggs@nvidia.com>2024-11-25 10:21:18 +1000
committerDave Airlie <airlied@redhat.com>2025-05-19 07:14:44 +1000
commit44f93b209e2afdef8524eff3a50716334cd406c6 (patch)
tree79f7cf1b72c41607a9cdccb85487a086130d7c2e /drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
parentdrm/nouveau: improve handling of 64-bit BARs (diff)
downloadlinux-44f93b209e2afdef8524eff3a50716334cd406c6.tar.gz
linux-44f93b209e2afdef8524eff3a50716334cd406c6.zip
drm/nouveau: add support for GH100
This commit enables basic support for Hopper GPUs, and is intended primarily as a base supporting Blackwell GPUs, which reuse most of the code added here. Advanced features such as Confidential Compute are not supported. Beyond a few miscellaneous register moves and HW class ID plumbing, the bulk of the changes implemented here are to support the GSP-RM boot sequence used on Hopper/Blackwell GPUs, as well as a new page table layout. There should be no changes here that impact prior GPUs. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Co-developed-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Timur Tabi <ttabi@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h1
1 files changed, 1 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 4cab139f3236..abcb0dbcde70 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
@@ -166,4 +166,5 @@ int gp100_mmu_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct
int gp10b_mmu_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_mmu **);
int gv100_mmu_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_mmu **);
int tu102_mmu_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_mmu **);
+int gh100_mmu_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_mmu **);
#endif