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drm/amdgpu: move static CSA address to top of address space v2

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Move the CSA area to the top of the VA space to avoid clashing with
HMM/ATC in the lower range on GFX9.

v2: wrong sign noticed by Roger, rebase on CSA_VADDR cleanup, handle VA
hole on GFX9 as well.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2018-01-22 11:25:48 +01:00
committed by Alex Deucher
parent c1f2fb6b63
commit 6f05c4e9d1
4 changed files with 26 additions and 13 deletions
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6
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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@@ -7132,11 +7132,11 @@ static void gfx_v8_0_ring_emit_ce_meta(struct amdgpu_ring *ring)
} ce_payload = {};
if (ring->adev->virt.chained_ib_support) {
ce_payload_addr = AMDGPU_CSA_VADDR +
ce_payload_addr = amdgpu_csa_vaddr(ring->adev) +
offsetof(struct vi_gfx_meta_data_chained_ib, ce_payload);
cnt_ce = (sizeof(ce_payload.chained) >> 2) + 4 - 2;
} else {
ce_payload_addr = AMDGPU_CSA_VADDR +
ce_payload_addr = amdgpu_csa_vaddr(ring->adev) +
offsetof(struct vi_gfx_meta_data, ce_payload);
cnt_ce = (sizeof(ce_payload.regular) >> 2) + 4 - 2;
}
@@ -7160,7 +7160,7 @@ static void gfx_v8_0_ring_emit_de_meta(struct amdgpu_ring *ring)
struct vi_de_ib_state_chained_ib chained;
} de_payload = {};
csa_addr = AMDGPU_CSA_VADDR;
csa_addr = amdgpu_csa_vaddr(ring->adev);
gds_addr = csa_addr + 4096;
if (ring->adev->virt.chained_ib_support) {
de_payload.chained.gds_backup_addrlo = lower_32_bits(gds_addr);