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-rw-r--r--common/recipes-kernel/linux/files/0466-drm-amdgpu-merge-VM-manager-and-VM-context-ID-struct.patch309
1 files changed, 0 insertions, 309 deletions
diff --git a/common/recipes-kernel/linux/files/0466-drm-amdgpu-merge-VM-manager-and-VM-context-ID-struct.patch b/common/recipes-kernel/linux/files/0466-drm-amdgpu-merge-VM-manager-and-VM-context-ID-struct.patch
deleted file mode 100644
index 0e1671c4..00000000
--- a/common/recipes-kernel/linux/files/0466-drm-amdgpu-merge-VM-manager-and-VM-context-ID-struct.patch
+++ /dev/null
@@ -1,309 +0,0 @@
-From ef36d09d3557e4d96cd928b8210801fef9c11fc7 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
-Date: Tue, 8 Mar 2016 15:40:11 +0100
-Subject: [PATCH 0466/1110] drm/amdgpu: merge VM manager and VM context ID
- structure
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-No need to have two of them any more.
-
-Signed-off-by: Christian König <christian.koenig@amd.com>
-Acked-by: Alex Deucher <alexander.deucher@amd.com>
-Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
-Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-Signed-off-by: Kalyan Alle <kalyan.alle@amd.com>
----
- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 18 ++---
- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 139 +++++++++++++++++----------------
- 2 files changed, 78 insertions(+), 79 deletions(-)
-
-diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
-index 993b574..4b9fe35 100644
---- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
-+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
-@@ -838,13 +838,6 @@ struct amdgpu_vm_pt {
-
- };
-
--struct amdgpu_vm_id {
-- struct amdgpu_vm_manager_id *mgr_id;
-- uint64_t pd_gpu_addr;
-- /* last flushed PD/PT update */
-- struct fence *flushed_updates;
--};
--
- struct amdgpu_vm {
- /* tree of virtual addresses mapped */
- struct rb_root va;
-@@ -870,7 +863,7 @@ struct amdgpu_vm {
- struct amdgpu_vm_pt *page_tables;
-
- /* for id and flush management per ring */
-- struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
-+ struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS];
-
- /* protecting freed */
- spinlock_t freed_lock;
-@@ -879,11 +872,14 @@ struct amdgpu_vm {
- struct amd_sched_entity entity;
- };
-
--struct amdgpu_vm_manager_id {
-+struct amdgpu_vm_id {
- struct list_head list;
- struct fence *active;
- atomic_long_t owner;
--
-+ uint64_t pd_gpu_addr;
-+ /* last flushed PD/PT update */
-+ struct fence *flushed_updates;
-+
- uint32_t gds_base;
- uint32_t gds_size;
- uint32_t gws_base;
-@@ -897,7 +893,7 @@ struct amdgpu_vm_manager {
- struct mutex lock;
- unsigned num_ids;
- struct list_head ids_lru;
-- struct amdgpu_vm_manager_id ids[AMDGPU_NUM_VM];
-+ struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
-
- uint32_t max_pfn;
- /* vram base address for page table entry */
-diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
-index 0b9b03f..1c87193 100644
---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
-+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
-@@ -173,43 +173,41 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
- {
- uint64_t pd_addr = amdgpu_bo_gpu_offset(vm->page_directory);
- struct amdgpu_device *adev = ring->adev;
-- struct amdgpu_vm_id *id = &vm->ids[ring->idx];
-+ struct amdgpu_vm_id *id = vm->ids[ring->idx];
- struct fence *updates = sync->last_vm_update;
- int r;
-
- mutex_lock(&adev->vm_manager.lock);
-
- /* check if the id is still valid */
-- if (id->mgr_id) {
-+ if (id) {
- struct fence *flushed = id->flushed_updates;
-- bool is_later;
-- long owner;
-+ long owner = atomic_long_read(&id->owner);
-+ bool usable = pd_addr == id->pd_gpu_addr;
-
-- if (!flushed)
-- is_later = true;
-+ if (owner != (long)&vm->ids[ring->idx])
-+ usable = false;
-+ else if (!flushed)
-+ usable = false;
- else if (!updates)
-- is_later = false;
-+ usable = true;
- else
-- is_later = fence_is_later(updates, flushed);
-+ usable = !fence_is_later(updates, flushed);
-
-- owner = atomic_long_read(&id->mgr_id->owner);
-- if (!is_later && owner == (long)id &&
-- pd_addr == id->pd_gpu_addr) {
-+ if (usable) {
-
-- r = amdgpu_sync_fence(ring->adev, sync,
-- id->mgr_id->active);
-+ r = amdgpu_sync_fence(ring->adev, sync, id->active);
- if (r) {
- mutex_unlock(&adev->vm_manager.lock);
- return r;
- }
-
-- fence_put(id->mgr_id->active);
-- id->mgr_id->active = fence_get(fence);
-+ fence_put(id->active);
-+ id->active = fence_get(fence);
-
-- list_move_tail(&id->mgr_id->list,
-- &adev->vm_manager.ids_lru);
-+ list_move_tail(&id->list, &adev->vm_manager.ids_lru);
-
-- *vm_id = id->mgr_id - adev->vm_manager.ids;
-+ *vm_id = id - adev->vm_manager.ids;
- *vm_pd_addr = AMDGPU_VM_NO_FLUSH;
- trace_amdgpu_vm_grab_id(vm, ring->idx, *vm_id,
- *vm_pd_addr);
-@@ -219,38 +217,41 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
- }
- }
-
-- id->mgr_id = list_first_entry(&adev->vm_manager.ids_lru,
-- struct amdgpu_vm_manager_id,
-- list);
-+ id = list_first_entry(&adev->vm_manager.ids_lru,
-+ struct amdgpu_vm_id,
-+ list);
-
-- if (id->mgr_id->active && !fence_is_signaled(id->mgr_id->active)) {
-- struct amdgpu_vm_manager_id *mgr_id, *tmp;
-+ if (id->active && !fence_is_signaled(id->active)) {
-+ struct amdgpu_vm_id *tmp;
- struct list_head *head = &adev->vm_manager.ids_lru;
-- list_for_each_entry_safe(mgr_id, tmp, &adev->vm_manager.ids_lru, list) {
-- if (mgr_id->active && fence_is_signaled(mgr_id->active)) {
-- list_move(&mgr_id->list, head);
-- head = &mgr_id->list;
-+
-+ list_for_each_entry_safe(id, tmp, &adev->vm_manager.ids_lru,
-+ list) {
-+ if (id->active && fence_is_signaled(id->active)) {
-+ list_move(&id->list, head);
-+ head = &id->list;
- }
- }
-- id->mgr_id = list_first_entry(&adev->vm_manager.ids_lru,
-- struct amdgpu_vm_manager_id,
-- list);
-+ id = list_first_entry(&adev->vm_manager.ids_lru,
-+ struct amdgpu_vm_id,
-+ list);
- }
-
-- r = amdgpu_sync_fence(ring->adev, sync, id->mgr_id->active);
-+ r = amdgpu_sync_fence(ring->adev, sync, id->active);
- if (!r) {
-- fence_put(id->mgr_id->active);
-- id->mgr_id->active = fence_get(fence);
-+ fence_put(id->active);
-+ id->active = fence_get(fence);
-
- fence_put(id->flushed_updates);
- id->flushed_updates = fence_get(updates);
-
- id->pd_gpu_addr = pd_addr;
-
-- list_move_tail(&id->mgr_id->list, &adev->vm_manager.ids_lru);
-- atomic_long_set(&id->mgr_id->owner, (long)id);
-+ list_move_tail(&id->list, &adev->vm_manager.ids_lru);
-+ atomic_long_set(&id->owner, (long)&vm->ids[ring->idx]);
-+ vm->ids[ring->idx] = id;
-
-- *vm_id = id->mgr_id - adev->vm_manager.ids;
-+ *vm_id = id - adev->vm_manager.ids;
- *vm_pd_addr = pd_addr;
- trace_amdgpu_vm_grab_id(vm, ring->idx, *vm_id, *vm_pd_addr);
- }
-@@ -275,14 +276,14 @@ void amdgpu_vm_flush(struct amdgpu_ring *ring,
- uint32_t oa_base, uint32_t oa_size)
- {
- struct amdgpu_device *adev = ring->adev;
-- struct amdgpu_vm_manager_id *mgr_id = &adev->vm_manager.ids[vm_id];
-+ struct amdgpu_vm_id *id = &adev->vm_manager.ids[vm_id];
- bool gds_switch_needed = ring->funcs->emit_gds_switch && (
-- mgr_id->gds_base != gds_base ||
-- mgr_id->gds_size != gds_size ||
-- mgr_id->gws_base != gws_base ||
-- mgr_id->gws_size != gws_size ||
-- mgr_id->oa_base != oa_base ||
-- mgr_id->oa_size != oa_size);
-+ id->gds_base != gds_base ||
-+ id->gds_size != gds_size ||
-+ id->gws_base != gws_base ||
-+ id->gws_size != gws_size ||
-+ id->oa_base != oa_base ||
-+ id->oa_size != oa_size);
-
- if (ring->funcs->emit_pipeline_sync && (
- pd_addr != AMDGPU_VM_NO_FLUSH || gds_switch_needed))
-@@ -294,12 +295,12 @@ void amdgpu_vm_flush(struct amdgpu_ring *ring,
- }
-
- if (gds_switch_needed) {
-- mgr_id->gds_base = gds_base;
-- mgr_id->gds_size = gds_size;
-- mgr_id->gws_base = gws_base;
-- mgr_id->gws_size = gws_size;
-- mgr_id->oa_base = oa_base;
-- mgr_id->oa_size = oa_size;
-+ id->gds_base = gds_base;
-+ id->gds_size = gds_size;
-+ id->gws_base = gws_base;
-+ id->gws_size = gws_size;
-+ id->oa_base = oa_base;
-+ id->oa_size = oa_size;
- amdgpu_ring_emit_gds_switch(ring, vm_id,
- gds_base, gds_size,
- gws_base, gws_size,
-@@ -317,14 +318,14 @@ void amdgpu_vm_flush(struct amdgpu_ring *ring,
- */
- void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id)
- {
-- struct amdgpu_vm_manager_id *mgr_id = &adev->vm_manager.ids[vm_id];
--
-- mgr_id->gds_base = 0;
-- mgr_id->gds_size = 0;
-- mgr_id->gws_base = 0;
-- mgr_id->gws_size = 0;
-- mgr_id->oa_base = 0;
-- mgr_id->oa_size = 0;
-+ struct amdgpu_vm_id *id = &adev->vm_manager.ids[vm_id];
-+
-+ id->gds_base = 0;
-+ id->gds_size = 0;
-+ id->gws_base = 0;
-+ id->gws_size = 0;
-+ id->oa_base = 0;
-+ id->oa_size = 0;
- }
-
- /**
-@@ -1352,10 +1353,8 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm)
- struct amd_sched_rq *rq;
- int i, r;
-
-- for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
-- vm->ids[i].mgr_id = NULL;
-- vm->ids[i].flushed_updates = NULL;
-- }
-+ for (i = 0; i < AMDGPU_MAX_RINGS; ++i)
-+ vm->ids[i] = NULL;
- vm->va = RB_ROOT;
- spin_lock_init(&vm->status_lock);
- INIT_LIST_HEAD(&vm->invalidated);
-@@ -1447,12 +1446,12 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
- fence_put(vm->page_directory_fence);
-
- for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
-- struct amdgpu_vm_id *id = &vm->ids[i];
-+ struct amdgpu_vm_id *id = vm->ids[i];
-
-- if (id->mgr_id)
-- atomic_long_cmpxchg(&id->mgr_id->owner,
-- (long)id, 0);
-- fence_put(id->flushed_updates);
-+ if (!id)
-+ continue;
-+
-+ atomic_long_cmpxchg(&id->owner, (long)&vm->ids[i], 0);
- }
- }
-
-@@ -1491,6 +1490,10 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev)
- {
- unsigned i;
-
-- for (i = 0; i < AMDGPU_NUM_VM; ++i)
-- fence_put(adev->vm_manager.ids[i].active);
-+ for (i = 0; i < AMDGPU_NUM_VM; ++i) {
-+ struct amdgpu_vm_id *id = &adev->vm_manager.ids[i];
-+
-+ fence_put(id->active);
-+ fence_put(id->flushed_updates);
-+ }
- }
---
-2.7.4
-
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-20 14:47:10 +0000