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drm/amdgpu: avoid using invalidate semaphore for picasso

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It may cause timeout waiting for sem acquire in VM flush when using
invalidate semaphore for picasso. So it needs to avoid using invalidate
semaphore for piasso.

Signed-off-by: changzhu <Changfeng.Zhu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
changzhu authored and Alex Deucher committed 2019-12-12 09:39:39 -05:00
1 parent a680aea00d
commit 413fc385a5
1 file changed
+20 -8
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drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+20 -8
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@@ -468,8 +468,11 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
*/
/* TODO: It needs to continue working on debugging with semaphore for GFXHUB as well. */
if (vmhub == AMDGPU_MMHUB_0 ||
vmhub == AMDGPU_MMHUB_1) {
if ((vmhub == AMDGPU_MMHUB_0 ||
vmhub == AMDGPU_MMHUB_1) &&
(!(adev->asic_type == CHIP_RAVEN &&
adev->rev_id < 0x8 &&
adev->pdev->device == 0x15d8))) {
for (j = 0; j < adev->usec_timeout; j++) {
/* a read return value of 1 means semaphore acuqire */
tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_sem + eng);
@@ -499,8 +502,11 @@ static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
}
/* TODO: It needs to continue working on debugging with semaphore for GFXHUB as well. */
if (vmhub == AMDGPU_MMHUB_0 ||
vmhub == AMDGPU_MMHUB_1)
if ((vmhub == AMDGPU_MMHUB_0 ||
vmhub == AMDGPU_MMHUB_1) &&
(!(adev->asic_type == CHIP_RAVEN &&
adev->rev_id < 0x8 &&
adev->pdev->device == 0x15d8)))
/*
* add semaphore release after invalidation,
* write with 0 means semaphore release
@@ -531,8 +537,11 @@ static uint64_t gmc_v9_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
*/
/* TODO: It needs to continue working on debugging with semaphore for GFXHUB as well. */
if (ring->funcs->vmhub == AMDGPU_MMHUB_0 ||
ring->funcs->vmhub == AMDGPU_MMHUB_1)
if ((ring->funcs->vmhub == AMDGPU_MMHUB_0 ||
ring->funcs->vmhub == AMDGPU_MMHUB_1) &&
(!(adev->asic_type == CHIP_RAVEN &&
adev->rev_id < 0x8 &&
adev->pdev->device == 0x15d8)))
/* a read return value of 1 means semaphore acuqire */
amdgpu_ring_emit_reg_wait(ring,
hub->vm_inv_eng0_sem + eng, 0x1, 0x1);
@@ -548,8 +557,11 @@ static uint64_t gmc_v9_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
req, 1 << vmid);
/* TODO: It needs to continue working on debugging with semaphore for GFXHUB as well. */
if (ring->funcs->vmhub == AMDGPU_MMHUB_0 ||
ring->funcs->vmhub == AMDGPU_MMHUB_1)
if ((ring->funcs->vmhub == AMDGPU_MMHUB_0 ||
ring->funcs->vmhub == AMDGPU_MMHUB_1) &&
(!(adev->asic_type == CHIP_RAVEN &&
adev->rev_id < 0x8 &&
adev->pdev->device == 0x15d8)))
/*
* add semaphore release after invalidation,
* write with 0 means semaphore release