drm/ast: Use managed VRAM-helper initialization (8e46dc58) · Commits · 戴 / test

As a first step to managed MM code in ast, switch over VRAM MM helpers. v2: * updated to use drmm_vram_helper_init() Signed-off-by:

drivers/gpu/drm/ast/ast_mm.c

+3 −8

Original line number	Diff line number	Diff line
		@@ -35,15 +35,12 @@

		int ast_mm_init(struct ast_private *ast)
		{
		struct drm_vram_mm *vmm;
		int ret;
		struct drm_device *dev = ast->dev;

		vmm = drm_vram_helper_alloc_mm(
		dev, pci_resource_start(dev->pdev, 0),
		ret = drmm_vram_helper_init(dev, pci_resource_start(dev->pdev, 0),
		ast->vram_size);
		if (IS_ERR(vmm)) {
		ret = PTR_ERR(vmm);
		if (ret) {
		drm_err(dev, "Error initializing VRAM MM; %d\n", ret);
		return ret;
		}
		@@ -60,8 +57,6 @@ void ast_mm_fini(struct ast_private *ast)
		{
		struct drm_device *dev = ast->dev;

		drm_vram_helper_release_mm(dev);

		arch_phys_wc_del(ast->fb_mtrr);
		arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0),
		pci_resource_len(dev->pdev, 0));