[PATCH 7/8] drm/amdgpu: tlbs invalidate replaced by kiq_pm4_funcs

[Alex Sierra]

TLBs invalidation was removed from gmc_v9 and gmc_v10 files.
This implementation has been moved to kiq_pm4_funcs calls.

Change-Id: I66463e2e5fdf7611ef4a802eb517ae0d269987c3
Signed-off-by: Alex Sierra <alex.sierra at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 32 ++------------------------
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c  | 32 ++------------------------
 2 files changed, 4 insertions(+), 60 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
index 8cf34c7bd416..09408b8b390f 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
@@ -250,35 +250,6 @@ static bool gmc_v10_0_get_atc_vmid_pasid_mapping_info(
 	return !!(value & ATC_VMID0_PASID_MAPPING__VALID_MASK);
 }
 
-static int gmc_v10_0_invalidate_tlbs_with_kiq(struct amdgpu_device *adev,
-					uint16_t pasid, uint32_t flush_type,
-					bool all_hub)
-{
-	signed long r;
-	uint32_t seq;
-	struct amdgpu_ring *ring = &adev->gfx.kiq.ring;
-
-	spin_lock(&adev->gfx.kiq.ring_lock);
-	amdgpu_ring_alloc(ring, 12); /* fence + invalidate_tlbs package*/
-	amdgpu_ring_write(ring, PACKET3(PACKET3_INVALIDATE_TLBS, 0));
-	amdgpu_ring_write(ring,
-			PACKET3_INVALIDATE_TLBS_DST_SEL(1) |
-			PACKET3_INVALIDATE_TLBS_ALL_HUB(all_hub) |
-			PACKET3_INVALIDATE_TLBS_PASID(pasid) |
-			PACKET3_INVALIDATE_TLBS_FLUSH_TYPE(flush_type));
-	amdgpu_fence_emit_polling(ring, &seq);
-	amdgpu_ring_commit(ring);
-	spin_unlock(&adev->gfx.kiq.ring_lock);
-
-	r = amdgpu_fence_wait_polling(ring, seq, adev->usec_timeout);
-	if (r < 1) {
-		DRM_ERROR("wait for kiq fence error: %ld.\n", r);
-		return -ETIME;
-	}
-
-	return 0;
-}
-
 /*
  * GART
  * VMID 0 is the physical GPU addresses as used by the kernel.
@@ -441,9 +412,10 @@ static int gmc_v10_0_flush_gpu_tlb_pasid(struct amdgpu_device *adev,
 	uint16_t queried_pasid;
 	bool ret;
 	struct amdgpu_ring *ring = &adev->gfx.kiq.ring;
+	struct amdgpu_kiq *kiq = &adev->gfx.kiq;
 
 	if (amdgpu_emu_mode == 0 && ring->sched.ready)
-		return gmc_v10_0_invalidate_tlbs_with_kiq(adev,
+		return kiq->pmf->kiq_invalidate_tlbs(ring,
 						pasid, flush_type, all_hub);
 
 	for (vmid = 1; vmid < 16; vmid++) {
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 7cc6f305bfa8..670b2b62789b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -455,35 +455,6 @@ static bool gmc_v9_0_get_atc_vmid_pasid_mapping_info(struct amdgpu_device *adev,
 	return !!(value & ATC_VMID0_PASID_MAPPING__VALID_MASK);
 }
 
-static int gmc_v9_0_invalidate_tlbs_with_kiq(struct amdgpu_device *adev,
-				uint16_t pasid, uint32_t flush_type,
-				bool all_hub)
-{
-	signed long r;
-	uint32_t seq;
-	struct amdgpu_ring *ring = &adev->gfx.kiq.ring;
-
-	spin_lock(&adev->gfx.kiq.ring_lock);
-	amdgpu_ring_alloc(ring, 12); /* fence + invalidate_tlbs package*/
-	amdgpu_ring_write(ring, PACKET3(PACKET3_INVALIDATE_TLBS, 0));
-	amdgpu_ring_write(ring,
-			PACKET3_INVALIDATE_TLBS_DST_SEL(1) |
-			PACKET3_INVALIDATE_TLBS_ALL_HUB(all_hub) |
-			PACKET3_INVALIDATE_TLBS_PASID(pasid) |
-			PACKET3_INVALIDATE_TLBS_FLUSH_TYPE(flush_type));
-	amdgpu_fence_emit_polling(ring, &seq);
-	amdgpu_ring_commit(ring);
-	spin_unlock(&adev->gfx.kiq.ring_lock);
-
-	r = amdgpu_fence_wait_polling(ring, seq, adev->usec_timeout);
-	if (r < 1) {
-		DRM_ERROR("wait for kiq fence error: %ld.\n", r);
-		return -ETIME;
-	}
-
-	return 0;
-}
-
 /*
  * GART
  * VMID 0 is the physical GPU addresses as used by the kernel.
@@ -598,12 +569,13 @@ static int gmc_v9_0_flush_gpu_tlb_pasid(struct amdgpu_device *adev,
 	uint16_t queried_pasid;
 	bool ret;
 	struct amdgpu_ring *ring = &adev->gfx.kiq.ring;
+	struct amdgpu_kiq *kiq = &adev->gfx.kiq;
 
 	if (adev->in_gpu_reset)
 		return -EIO;
 
 	if (ring->sched.ready)
-		return gmc_v9_0_invalidate_tlbs_with_kiq(adev,
+		return kiq->pmf->kiq_invalidate_tlbs(ring,
 						pasid, flush_type, all_hub);
 
 	for (vmid = 1; vmid < 16; vmid++) {
-- 
2.17.1