nouveau: fix mapping 2MB sysmem pages

Browse source

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>

...

This commit is contained in:

Ralph Campbell 2020-07-01 15:53:50 -07:00 • committed by Jason Gunthorpe

parent 0cafc62e4d

commit 4725c6b82a

2 changed files with 84 additions and 3 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

5

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c

View file

82

drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c

View file