nagai/kernel
3
0
Fork 0
forked from mirrors/linux
Code Pull requests Activity

drm/amdgpu: Enable translate_further to extend UTCL2 reach

Browse source 
Enable translate_further on Arcturus and Aldebaran server chips
in order to increase the UTCL2 reach from 8 GiB to 64 GiB,
which is more in line with the amount of framebuffer DRAM in
the devices.

Signed-off-by: Joseph Greathouse <Joseph.Greathouse@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Kent Russell <kent.russell@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Joseph Greathouse 2022-08-04 09:54:57 -05:00 committed by Alex Deucher
parent 8da536d5e1
commit 352e683b72
1 changed files with 3 additions and 0 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
View file

@ -1624,12 +1624,15 @@ static int gmc_v9_0_sw_init(void *handle)
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 47); amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 47);
else else
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48); amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(9, 4, 2))
adev->gmc.translate_further = adev->vm_manager.num_level > 1;
break; break;
case IP_VERSION(9, 4, 1): case IP_VERSION(9, 4, 1):
adev->num_vmhubs = 3; adev->num_vmhubs = 3;
/* Keep the vm size same with Vega20 */ /* Keep the vm size same with Vega20 */
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48); amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
adev->gmc.translate_further = adev->vm_manager.num_level > 1;
break; break;
default: default:
break; break;