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| /*
| * SPDX-License-Identifier: MIT
| *
| * Copyright © 2019 Intel Corporation
| */
|
| #include <drm/drm_file.h>
|
| #include "i915_drv.h"
| #include "igt_mmap.h"
|
| unsigned long igt_mmap_node(struct drm_i915_private *i915,
| struct drm_vma_offset_node *node,
| unsigned long addr,
| unsigned long prot,
| unsigned long flags)
| {
| struct file *file;
| int err;
|
| /* Pretend to open("/dev/dri/card0") */
| file = mock_drm_getfile(i915->drm.primary, O_RDWR);
| if (IS_ERR(file))
| return PTR_ERR(file);
|
| err = drm_vma_node_allow(node, file->private_data);
| if (err) {
| addr = err;
| goto out_file;
| }
|
| addr = vm_mmap(file, addr, drm_vma_node_size(node) << PAGE_SHIFT,
| prot, flags, drm_vma_node_offset_addr(node));
|
| drm_vma_node_revoke(node, file->private_data);
| out_file:
| fput(file);
| return addr;
| }
|
|
