archives/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-03-08 03:24:45 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

drm/amdkfd: Switch to using GC VERSION to decide LDS/Scratch base

Browse source 
Next generation GC IP with 4-level page table needs to use the
same LDS/Scratch base with 5-level page table, use GC VERSION
to decide is more appropriate.

Signed-off-by: Lang Yu <lang.yu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lang Yu 2025-12-17 11:01:39 +08:00 • committed by Alex Deucher
parent e3a03d0ae1
commit bcd600ab7f
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c
View file

@ -342,7 +342,7 @@ static void kfd_init_apertures_vi(struct kfd_process_device *pdd, uint8_t id)
static void kfd_init_apertures_v9(struct kfd_process_device *pdd, uint8_t id)
{
if (pdd->dev->adev->vm_manager.root_level == AMDGPU_VM_PDB3)
if (KFD_GC_VERSION(pdd->dev) >= IP_VERSION(12, 1, 0))
pdd->lds_base = pdd->dev->adev->gmc.shared_aperture_start;
else
pdd->lds_base = MAKE_LDS_APP_BASE_V9();
@ -352,7 +352,7 @@ static void kfd_init_apertures_v9(struct kfd_process_device *pdd, uint8_t id)
pdd->gpuvm_limit =
pdd->dev->kfd->shared_resources.gpuvm_size - 1;
if (pdd->dev->adev->vm_manager.root_level == AMDGPU_VM_PDB3)
if (KFD_GC_VERSION(pdd->dev) >= IP_VERSION(12, 1, 0))
pdd->scratch_base = pdd->dev->adev->gmc.private_aperture_start;
else
pdd->scratch_base = MAKE_SCRATCH_APP_BASE_V9();