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drm/amdgpu: enable 4 level page table on raven (v3)

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v1: enable 4 level-page table on raven
v2: add back legacy 2 level page table on raven
v3: set num_level in initial switch statement

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2017-06-22 13:09:43 +08:00 committed by Alex Deucher
parent 7611750784
commit fd66560b80
1 changed files with 21 additions and 11 deletions
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32
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
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@ -537,10 +537,20 @@ static int gmc_v9_0_sw_init(void *handle)
spin_lock_init(&adev->mc.invalidate_lock);
if (adev->flags & AMD_IS_APU) {
switch (adev->asic_type) {
case CHIP_RAVEN:
adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
amdgpu_vm_adjust_size(adev, 64);
} else {
if (adev->rev_id == 0x0 || adev->rev_id == 0x1) {
adev->vm_manager.vm_size = 1U << 18;
adev->vm_manager.block_size = 9;
adev->vm_manager.num_level = 3;
} else {
/* vm_size is 64GB for legacy 2-level page support*/
amdgpu_vm_adjust_size(adev, 64);
adev->vm_manager.num_level = 1;
}
break;
case CHIP_VEGA10:
/* XXX Don't know how to get VRAM type yet. */
adev->mc.vram_type = AMDGPU_VRAM_TYPE_HBM;
/*
@ -550,11 +560,16 @@ static int gmc_v9_0_sw_init(void *handle)
*/
adev->vm_manager.vm_size = 1U << 18;
adev->vm_manager.block_size = 9;
DRM_INFO("vm size is %llu GB, block size is %u-bit\n",
adev->vm_manager.vm_size,
adev->vm_manager.block_size);
adev->vm_manager.num_level = 3;
break;
default:
break;
}
DRM_INFO("vm size is %llu GB, block size is %u-bit\n",
adev->vm_manager.vm_size,
adev->vm_manager.block_size);
/* This interrupt is VMC page fault.*/
r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_VMC, 0,
&adev->mc.vm_fault);
@ -619,11 +634,6 @@ static int gmc_v9_0_sw_init(void *handle)
adev->vm_manager.id_mgr[AMDGPU_GFXHUB].num_ids = AMDGPU_NUM_OF_VMIDS;
adev->vm_manager.id_mgr[AMDGPU_MMHUB].num_ids = AMDGPU_NUM_OF_VMIDS;
/* TODO: fix num_level for APU when updating vm size and block size */
if (adev->flags & AMD_IS_APU)
adev->vm_manager.num_level = 1;
else
adev->vm_manager.num_level = 3;
amdgpu_vm_manager_init(adev);
return 0;