summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_validation.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_validation.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
index 184025fa938e..b3f547fc5d3d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
@@ -104,11 +104,25 @@ void *vmw_validation_mem_alloc(struct vmw_validation_context *ctx,
return NULL;
if (ctx->mem_size_left < size) {
- struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ struct page *page;
+ if (ctx->vm && ctx->vm_size_left < PAGE_SIZE) {
+ int ret = ctx->vm->reserve_mem(ctx->vm, ctx->vm->gran);
+
+ if (ret)
+ return NULL;
+
+ ctx->vm_size_left += ctx->vm->gran;
+ ctx->total_mem += ctx->vm->gran;
+ }
+
+ 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;
@@ -138,6 +152,11 @@ static void vmw_validation_mem_free(struct vmw_validation_context *ctx)
}
ctx->mem_size_left = 0;
+ if (ctx->vm && ctx->total_mem) {
+ ctx->vm->unreserve_mem(ctx->vm, ctx->total_mem);
+ ctx->total_mem = 0;
+ ctx->vm_size_left = 0;
+ }
}
/**
@@ -266,7 +285,7 @@ int vmw_validation_add_bo(struct vmw_validation_context *ctx,
val_buf->bo = ttm_bo_get_unless_zero(&vbo->base);
if (!val_buf->bo)
return -ESRCH;
- val_buf->shared = false;
+ val_buf->num_shared = 0;
list_add_tail(&val_buf->head, &ctx->bo_list);
bo_node->as_mob = as_mob;
bo_node->cpu_blit = cpu_blit;