From: Lin.Cao Date: Wed, 18 Oct 2023 02:15:06 +0000 (+0800) Subject: drm/amdgpu remove restriction of sriov max_pfn on Vega10 X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9ee819285c2c13fb9283c4cf8b1b9b69fbba986f;p=linux.git drm/amdgpu remove restriction of sriov max_pfn on Vega10 Remove restriction of sriov max_pfn so that TBA and TMA can move to high 47 bits address. Regression test: change range alloc flag of libdrm as AMDGPU_VA_RANGE_HIGH and there is no flr occur when testing amdgpu_test of drm. Signed-off-by: Lin.Cao Acked-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 5fed01e349282..fee3141bb607b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -2018,11 +2018,8 @@ static int gmc_v9_0_sw_init(void *handle) * vm size is 256TB (48bit), maximum size of Vega10, * block size 512 (9bit) */ - /* sriov restrict max_pfn below AMDGPU_GMC_HOLE */ - if (amdgpu_sriov_vf(adev)) - amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 47); - else - amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48); + + amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48); if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 4, 2)) adev->gmc.translate_further = adev->vm_manager.num_level > 1; break;