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authorChristian König <christian.koenig@amd.com>2020-09-25 15:45:19 +0200
committerChristian König <christian.koenig@amd.com>2020-09-28 12:37:50 +0200
commit45e241f8c5d7798e63a0c79b49d39fc9d38e8f59 (patch)
treeacafd3659426b4bc2be126665a552bdf00e89466
parent76fe313adde2db165aea82699aca215ea6e9b11b (diff)
downloadlinux-45e241f8c5d7798e63a0c79b49d39fc9d38e8f59.tar.bz2
drm/ttm: remove fault callback
Another one bites the dust. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/392325/
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo_vm.c22
-rw-r--r--include/drm/ttm/ttm_bo_driver.h3
2 files changed, 0 insertions, 25 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 991ef132e108..87ee8f0ca08e 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -290,28 +290,6 @@ vm_fault_t ttm_bo_vm_fault_reserved(struct vm_fault *vmf,
vm_fault_t ret = VM_FAULT_NOPAGE;
unsigned long address = vmf->address;
- if (bdev->driver->fault_reserve_notify) {
- struct dma_fence *moving = dma_fence_get(bo->moving);
-
- err = bdev->driver->fault_reserve_notify(bo);
- switch (err) {
- case 0:
- break;
- case -EBUSY:
- case -ERESTARTSYS:
- dma_fence_put(moving);
- return VM_FAULT_NOPAGE;
- default:
- dma_fence_put(moving);
- return VM_FAULT_SIGBUS;
- }
-
- if (bo->moving != moving) {
- ttm_bo_move_to_lru_tail_unlocked(bo);
- }
- dma_fence_put(moving);
- }
-
/*
* Wait for buffer data in transit, due to a pipelined
* move.
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 864afa8f6f18..9897a16c0a9d 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -190,9 +190,6 @@ struct ttm_bo_driver {
void (*move_notify)(struct ttm_buffer_object *bo,
bool evict,
struct ttm_resource *new_mem);
- /* notify the driver we are taking a fault on this BO
- * and have reserved it */
- int (*fault_reserve_notify)(struct ttm_buffer_object *bo);
/**
* notify the driver that we're about to swap out this bo