]>
git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - include/drm/drm_pci.h
2 * Internal Header for the Direct Rendering Manager
4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
6 * Copyright (c) 2009-2010, Code Aurora Forum.
9 * Author: Rickard E. (Rik) Faith <faith@valinux.com>
10 * Author: Gareth Hughes <gareth@valinux.com>
12 * Permission is hereby granted, free of charge, to any person obtaining a
13 * copy of this software and associated documentation files (the "Software"),
14 * to deal in the Software without restriction, including without limitation
15 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16 * and/or sell copies of the Software, and to permit persons to whom the
17 * Software is furnished to do so, subject to the following conditions:
19 * The above copyright notice and this permission notice (including the next
20 * paragraph) shall be included in all copies or substantial portions of the
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
26 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
27 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
28 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
29 * OTHER DEALINGS IN THE SOFTWARE.
35 #include <linux/pci.h>
37 struct drm_dma_handle
;
42 struct drm_dma_handle
*drm_pci_alloc(struct drm_device
*dev
, size_t size
,
44 void drm_pci_free(struct drm_device
*dev
, struct drm_dma_handle
* dmah
);
46 int drm_legacy_pci_init(struct drm_driver
*driver
, struct pci_driver
*pdriver
);
47 void drm_legacy_pci_exit(struct drm_driver
*driver
, struct pci_driver
*pdriver
);
49 int drm_get_pci_dev(struct pci_dev
*pdev
,
50 const struct pci_device_id
*ent
,
51 struct drm_driver
*driver
);
53 static inline int drm_get_pci_dev(struct pci_dev
*pdev
,
54 const struct pci_device_id
*ent
,
55 struct drm_driver
*driver
)
61 #define DRM_PCIE_SPEED_25 1
62 #define DRM_PCIE_SPEED_50 2
63 #define DRM_PCIE_SPEED_80 4
65 int drm_pcie_get_speed_cap_mask(struct drm_device
*dev
, u32
*speed_mask
);
66 int drm_pcie_get_max_link_width(struct drm_device
*dev
, u32
*mlw
);
68 #endif /* _DRM_PCI_H_ */