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drm/ast: Use managed VRAM-helper initialization

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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: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200716125353.31512-4-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2020-07-16 14:53:50 +02:00
parent 48fde424c2
commit 8e46dc5853
1 changed files with 3 additions and 8 deletions

11
drivers/gpu/drm/ast/ast_mm.c

@ -35,15 +35,12 @@
int ast_mm_init(struct ast_private *ast) int ast_mm_init(struct ast_private *ast)
{ {
struct drm_vram_mm *vmm;
int ret; int ret;
struct drm_device *dev = ast->dev; struct drm_device *dev = ast->dev;
vmm = drm_vram_helper_alloc_mm( ret = drmm_vram_helper_init(dev, pci_resource_start(dev->pdev, 0),
dev, pci_resource_start(dev->pdev, 0), ast->vram_size);
ast->vram_size); if (ret) {
if (IS_ERR(vmm)) {
ret = PTR_ERR(vmm);
drm_err(dev, "Error initializing VRAM MM; %d\n", ret); drm_err(dev, "Error initializing VRAM MM; %d\n", ret);
return ret; return ret;
} }
@ -60,8 +57,6 @@ void ast_mm_fini(struct ast_private *ast)
{ {
struct drm_device *dev = ast->dev; struct drm_device *dev = ast->dev;
drm_vram_helper_release_mm(dev);
arch_phys_wc_del(ast->fb_mtrr); arch_phys_wc_del(ast->fb_mtrr);
arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0), arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0),
pci_resource_len(dev->pdev, 0)); pci_resource_len(dev->pdev, 0));