From 11afbde85eeba1ccb0a459c49444aaf9032e9755 Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Thu, 3 Mar 2016 11:38:48 +0800 Subject: drm/amdgpu: add hdp_invalidate function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It's called after emitting ibs. Signed-off-by: Chunming Zhou Reviewed-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index db14a7b..4e978e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -178,6 +178,11 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, ring->current_ctx = ctx; } + if (vm) { + if (ring->funcs->emit_hdp_invalidate) + amdgpu_ring_emit_hdp_invalidate(ring); + } + r = amdgpu_fence_emit(ring, owner, &ib->fence); if (r) { dev_err(adev->dev, "failed to emit fence (%d)\n", r); -- cgit v1.1 From 336d1f5efe93db3d997a6d105760dd613d7ecdce Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 16 Feb 2016 10:57:10 +0100 Subject: drm/amdgpu: remove HW fence owner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Not used any more since we now always use the sheduler. Signed-off-by: Christian König Reviewed-by: Alex Deucher Reviewed-by: Chunming Zhou --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 4e978e7..9550247 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -101,7 +101,6 @@ void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib) * @adev: amdgpu_device pointer * @num_ibs: number of IBs to schedule * @ibs: IB objects to schedule - * @owner: owner for creating the fences * @f: fence created during this submission * * Schedule an IB on the associated ring (all asics). @@ -118,8 +117,7 @@ void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib) * to SI there was just a DE IB. */ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, - struct amdgpu_ib *ibs, void *owner, - struct fence *last_vm_update, + struct amdgpu_ib *ibs, struct fence *last_vm_update, struct fence **f) { struct amdgpu_device *adev = ring->adev; @@ -183,7 +181,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, amdgpu_ring_emit_hdp_invalidate(ring); } - r = amdgpu_fence_emit(ring, owner, &ib->fence); + r = amdgpu_fence_emit(ring, &ib->fence); if (r) { dev_err(adev->dev, "failed to emit fence (%d)\n", r); ring->current_ctx = old_ctx; -- cgit v1.1 From 364beb2cc45247e980a097e53d0932e143873333 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 16 Feb 2016 17:39:39 +0100 Subject: drm/amdgpu: return the common fence from amdgpu_fence_emit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Try to avoid using the hardware specific fences even more. Signed-off-by: Christian König Reviewed-by: Alex Deucher Reviewed-by: Chunming Zhou --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 9550247..979c445 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -90,9 +90,8 @@ int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, */ void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib) { - amdgpu_sa_bo_free(adev, &ib->sa_bo, &ib->fence->base); - if (ib->fence) - fence_put(&ib->fence->base); + amdgpu_sa_bo_free(adev, &ib->sa_bo, ib->fence); + fence_put(ib->fence); } /** @@ -198,7 +197,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, } if (f) - *f = fence_get(&ib->fence->base); + *f = fence_get(ib->fence); amdgpu_ring_commit(ring); return 0; -- cgit v1.1 From cffadc83c7016ba68721affe5da537ead279e2d2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 1 Mar 2016 13:34:49 +0100 Subject: drm/amdgpu: move the GDS switch into vm flush as well MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit After all it's an operation on the VMID. Signed-off-by: Christian König Reviewed-by: Alex Deucher Reviewed-by: Chunming Zhou --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 979c445..e63e57e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -150,13 +150,10 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, if (vm) { /* do context switch */ - amdgpu_vm_flush(ring, ib->vm_id, ib->vm_pd_addr); - - if (ring->funcs->emit_gds_switch) - amdgpu_ring_emit_gds_switch(ring, ib->vm_id, - ib->gds_base, ib->gds_size, - ib->gws_base, ib->gws_size, - ib->oa_base, ib->oa_size); + amdgpu_vm_flush(ring, ib->vm_id, ib->vm_pd_addr, + ib->gds_base, ib->gds_size, + ib->gws_base, ib->gws_size, + ib->oa_base, ib->oa_size); if (ring->funcs->emit_hdp_flush) amdgpu_ring_emit_hdp_flush(ring); -- cgit v1.1 From 971fe9a9414b2ccabc11ff6a5ff6be0d6f2dabda Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 1 Mar 2016 15:09:25 +0100 Subject: drm/amdgpu: switch the GDS only on demand v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Switching the GDS space to often seems to be problematic. This patch together with the following can avoid VM faults on context switch. v2: extend commit message a bit Signed-off-by: Christian König Reviewed-by: Alex Deucher (v1) Reviewed-by: Chunming Zhou (v1) --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index e63e57e..798d466 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -165,6 +165,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, if (ib->ctx != ctx || ib->vm != vm) { ring->current_ctx = old_ctx; + if (ib->vm_id) + amdgpu_vm_reset_id(adev, ib->vm_id); amdgpu_ring_undo(ring); return -EINVAL; } @@ -181,6 +183,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, if (r) { dev_err(adev->dev, "failed to emit fence (%d)\n", r); ring->current_ctx = old_ctx; + if (ib->vm_id) + amdgpu_vm_reset_id(adev, ib->vm_id); amdgpu_ring_undo(ring); return r; } -- cgit v1.1