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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_validation.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_validation.c32
1 files changed, 8 insertions, 24 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
index aaacbdcbd742..35dc94c3db39 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
@@ -32,9 +32,6 @@
#include <linux/slab.h>
-
-#define VMWGFX_VALIDATION_MEM_GRAN (16*PAGE_SIZE)
-
/**
* struct vmw_validation_bo_node - Buffer object validation metadata.
* @base: Metadata used for TTM reservation- and validation.
@@ -112,20 +109,10 @@ void *vmw_validation_mem_alloc(struct vmw_validation_context *ctx,
return NULL;
if (ctx->mem_size_left < size) {
- struct page *page;
-
- if (ctx->vm && ctx->vm_size_left < PAGE_SIZE) {
- ctx->vm_size_left += VMWGFX_VALIDATION_MEM_GRAN;
- ctx->total_mem += VMWGFX_VALIDATION_MEM_GRAN;
- }
-
- page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO);
if (!page)
return NULL;
- if (ctx->vm)
- ctx->vm_size_left -= PAGE_SIZE;
-
list_add_tail(&page->lru, &ctx->page_list);
ctx->page_address = page_address(page);
ctx->mem_size_left = PAGE_SIZE;
@@ -155,10 +142,6 @@ static void vmw_validation_mem_free(struct vmw_validation_context *ctx)
}
ctx->mem_size_left = 0;
- if (ctx->vm && ctx->total_mem) {
- ctx->total_mem = 0;
- ctx->vm_size_left = 0;
- }
}
/**
@@ -279,9 +262,8 @@ int vmw_validation_add_bo(struct vmw_validation_context *ctx,
bo_node->hash.key);
}
val_buf = &bo_node->base;
- val_buf->bo = ttm_bo_get_unless_zero(&vbo->tbo);
- if (!val_buf->bo)
- return -ESRCH;
+ vmw_bo_reference(vbo);
+ val_buf->bo = &vbo->tbo;
val_buf->num_shared = 0;
list_add_tail(&val_buf->head, &ctx->bo_list);
}
@@ -326,8 +308,10 @@ int vmw_validation_add_resource(struct vmw_validation_context *ctx,
hash_add_rcu(ctx->sw_context->res_ht, &node->hash.head, node->hash.key);
}
node->res = vmw_resource_reference_unless_doomed(res);
- if (!node->res)
+ if (!node->res) {
+ hash_del_rcu(&node->hash.head);
return -ESRCH;
+ }
node->first_usage = 1;
if (!res->dev_priv->has_mob) {
@@ -654,7 +638,7 @@ void vmw_validation_drop_ht(struct vmw_validation_context *ctx)
hash_del_rcu(&val->hash.head);
list_for_each_entry(val, &ctx->resource_ctx_list, head)
- hash_del_rcu(&entry->hash.head);
+ hash_del_rcu(&val->hash.head);
ctx->sw_context = NULL;
}
@@ -673,7 +657,7 @@ void vmw_validation_unref_lists(struct vmw_validation_context *ctx)
struct vmw_validation_res_node *val;
list_for_each_entry(entry, &ctx->bo_list, base.head) {
- ttm_bo_put(entry->base.bo);
+ drm_gem_object_put(&entry->base.bo->base);
entry->base.bo = NULL;
}