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(parent: 0cafc62) | patch
nouveau: fix mapping 2MB sysmem pages
authorRalph Campbell <rcampbell@nvidia.com>
Wed, 1 Jul 2020 22:53:50 +0000 (15:53 -0700)
committerJason Gunthorpe <jgg@nvidia.com>
Fri, 10 Jul 2020 19:24:28 +0000 (16:24 -0300)
commit4725c6b82a48a77d05c1943b0740eb3564785e7e
tree4457995945bc48fca22e377b4f0b4238b39e57c1tree | snapshot
parent0cafc62e4daf7221a0ce80e0ed1b4c669d69d925commit | diff
nouveau: fix mapping 2MB sysmem pages

The nvif_object_ioctl() method NVIF_VMM_V0_PFNMAP wasn't correctly setting
the hardware specific GPU page table entries for 2MB sized pages. Fix this
by adding functions to set and clear PD0 GPU page table entries.

Link: https://lore.kernel.org/r/20200701225352.9649-4-rcampbell@nvidia.com
Signed-off-by: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c diff | blob | history
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c diff | blob | history
Domain: System / Kernel;