diff options
| author | Andi Shyti <andi.shyti@linux.intel.com> | 2024-08-07 11:05:21 +0100 |
|---|---|---|
| committer | Andi Shyti <andi.shyti@linux.intel.com> | 2024-08-21 15:28:33 +0200 |
| commit | 255fc1703e42321b5afdedc8259ad03c7cc533ec (patch) | |
| tree | bb468d4280bad6b1731df269a4b69b9fca20aa1f /drivers/gpu/drm/amd/amdgpu/atombios_encoders.c | |
| parent | 609d8b1c422cd8d1f93bf526fb236f2e07687e7c (diff) | |
drm/i915/gem: Calculate object page offset for partial memory mapping
To enable partial memory mapping of GPU virtual memory, it's
necessary to introduce an offset to the object's memory
(obj->mm.pages) scatterlist. This adjustment compensates for
instances when userspace mappings do not start from the beginning
of the object.
Based on a patch by Chris Wilson.
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Chris Wilson <chris.p.wilson@linux.intel.com>
Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240807100521.478266-3-andi.shyti@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atombios_encoders.c')
0 files changed, 0 insertions, 0 deletions