On 2022-08-04 12:01, Joseph Greathouse wrote:
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@xxxxxxx>
Acked-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 22761a3bb818..ab89d91975ab 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1624,12 +1624,15 @@ static int gmc_v9_0_sw_init(void *handle)
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 47);
else
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;
case IP_VERSION(9, 4, 1):
adev->num_vmhubs = 3;
/* Keep the vm size same with Vega20 */
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
+ adev->gmc.translate_further = adev->vm_manager.num_level > 1;
break;
default:
break;
