[PATCH 02/10] drm/amdgpu: implement gart late_init/fini

[Chunming Zhou]

add recovery entity to gart.

Change-Id: Ieb400c8a731ef25619ea3c0b5198a6e7ce56580e
Signed-off-by: Chunming Zhou <David1.Zhou at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h      |  3 +++
 drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 18 ++++++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index daf07ff..419a33b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -646,6 +646,7 @@ struct amdgpu_gart {
 #endif
 	bool				ready;
 	const struct amdgpu_gart_funcs *gart_funcs;
+	struct amd_sched_entity         recover_entity;
 };
 
 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
@@ -656,6 +657,8 @@ int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
 int amdgpu_gart_init(struct amdgpu_device *adev);
 void amdgpu_gart_fini(struct amdgpu_device *adev);
+int amdgpu_gart_late_init(struct amdgpu_device *adev);
+void amdgpu_gart_late_fini(struct amdgpu_device *adev);
 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
 			int pages);
 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
index 921bce2..c1f226b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
@@ -363,3 +363,21 @@ void amdgpu_gart_fini(struct amdgpu_device *adev)
 #endif
 	amdgpu_dummy_page_fini(adev);
 }
+
+int amdgpu_gart_late_init(struct amdgpu_device *adev)
+{
+	struct amd_sched_rq *rq;
+	struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
+
+	rq = &ring->sched.sched_rq[AMD_SCHED_PRIORITY_RECOVER];
+	return amd_sched_entity_init(&ring->sched, &adev->gart.recover_entity,
+				     rq, amdgpu_sched_jobs);
+
+}
+
+void amdgpu_gart_late_fini(struct amdgpu_device *adev)
+{
+	struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
+
+	amd_sched_entity_fini(&ring->sched, &adev->gart.recover_entity);
+}
-- 
1.9.1