I think this would break Raven, which
only has one SDMA engine.
Regards,
Felix
-----Original Message-----
From: amd-gfx
<amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of
Christian König
Sent: Tuesday, March 12, 2019 8:38 AM
To:
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Subject: [PATCH 2/3] drm/amdgpu: free up the first paging
queue
We need the first paging queue to handle page faults.
Signed-off-by: Christian König
<christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 20
++++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 3ac5abe937f4..bed18e7bbc36 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -2266,7 +2266,7 @@ static void
sdma_v4_0_set_buffer_funcs(struct amdgpu_device *adev) {
adev->mman.buffer_funcs =
&sdma_v4_0_buffer_funcs;
if (adev->sdma.has_page_queue)
- adev->mman.buffer_funcs_ring =
&adev->sdma.instance[0].page;
+ adev->mman.buffer_funcs_ring =
&adev->sdma.instance[1].page;
else
adev->mman.buffer_funcs_ring =
&adev->sdma.instance[0].ring; } @@ -2285,15
+2285,19 @@ static void sdma_v4_0_set_vm_pte_funcs(struct
amdgpu_device *adev)
unsigned i;
adev->vm_manager.vm_pte_funcs =
&sdma_v4_0_vm_pte_funcs;
- for (i = 0; i < adev->sdma.num_instances;
i++) {
- if (adev->sdma.has_page_queue)
- sched =
&adev->sdma.instance[i].page.sched;
- else
- sched =
&adev->sdma.instance[i].ring.sched;
- adev->vm_manager.vm_pte_rqs[i] =
+ if (adev->sdma.has_page_queue) {
+ sched =
&adev->sdma.instance[1].page.sched;
+ adev->vm_manager.vm_pte_rqs[0] =
&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
+ adev->vm_manager.vm_pte_num_rqs = 1;
+ } else {
+ for (i = 0; i <
adev->sdma.num_instances; i++) {
+ sched =
&adev->sdma.instance[i].ring.sched;
+ adev->vm_manager.vm_pte_rqs[i]
=
+
&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
+ }
+ adev->vm_manager.vm_pte_num_rqs =
adev->sdma.num_instances;
}
- adev->vm_manager.vm_pte_num_rqs =
adev->sdma.num_instances;
}
const struct amdgpu_ip_block_version sdma_v4_0_ip_block =
{
--
2.17.1
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