drm/amdgpu: cleanup adjust_mc_addr handling v4

Rename adjust_mc_addr to get_vm_pde and check the address bits in one place.

v2: handle vcn as well, keep setting the valid bit manually,
    add a BUG_ON() for GMC v6, v7 and v8 as well.
v3: handle vcn_v1_0_enc_ring_emit_vm_flush as well.
v4: fix the BUG_ON mask for GFX6-8

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
index 74e3f23..dd9ec81 100644
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
@@ -1316,10 +1316,8 @@ static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
 	uint32_t data0, data1, mask;
 	unsigned eng = ring->vm_inv_eng;
 
-	pd_addr = ring->adev->gart.gart_funcs->adjust_mc_addr(ring->adev, pd_addr);
-	pd_addr = pd_addr | 0x1; /* valid bit */
-	/* now only use physical base address of PDE and valid */
-	BUG_ON(pd_addr & 0xFFFF00000000003EULL);
+	pd_addr = amdgpu_gart_get_vm_pde(ring->adev, pd_addr);
+	pd_addr |= AMDGPU_PTE_VALID;
 
 	data0 = (hub->ctx0_ptb_addr_hi32 + vm_id * 2) << 2;
 	data1 = upper_32_bits(pd_addr);
@@ -1358,10 +1356,8 @@ static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
 	uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id);
 	unsigned eng = ring->vm_inv_eng;
 
-	pd_addr = ring->adev->gart.gart_funcs->adjust_mc_addr(ring->adev, pd_addr);
-	pd_addr = pd_addr | 0x1; /* valid bit */
-	/* now only use physical base address of PDE and valid */
-	BUG_ON(pd_addr & 0xFFFF00000000003EULL);
+	pd_addr = amdgpu_gart_get_vm_pde(ring->adev, pd_addr);
+	pd_addr |= AMDGPU_PTE_VALID;
 
 	amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE);
 	amdgpu_ring_write(ring,	(hub->ctx0_ptb_addr_hi32 + vm_id * 2) << 2);