diff options
author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-03-08 15:12:37 +0100 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-03-09 16:18:02 +0100 |
commit | 23ef59ef6dcc9b62bf077490a74df93b3bb0d530 (patch) | |
tree | d58b64920d9e49648ae45385a5dfb5597954b4a7 /include/drm/drm_pci.h | |
parent | d891b9c78ac83a14d0b7c5bbd652572bcd58c823 (diff) | |
download | linux-next-23ef59ef6dcc9b62bf077490a74df93b3bb0d530.tar.gz |
drm: Extract drm_pci.h
Just another step in finally making drmP.h obsolete.
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170308141257.12119-5-daniel.vetter@ffwll.ch
Diffstat (limited to 'include/drm/drm_pci.h')
-rw-r--r-- | include/drm/drm_pci.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/drm/drm_pci.h b/include/drm/drm_pci.h new file mode 100644 index 000000000000..5081b3eba309 --- /dev/null +++ b/include/drm/drm_pci.h @@ -0,0 +1,78 @@ +/* + * Internal Header for the Direct Rendering Manager + * + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * Copyright (c) 2009-2010, Code Aurora Forum. + * All rights reserved. + * + * Author: Rickard E. (Rik) Faith <faith@valinux.com> + * Author: Gareth Hughes <gareth@valinux.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _DRM_PCI_H_ +#define _DRM_PCI_H_ + +#include <linux/pci.h> + +struct drm_dma_handle; +struct drm_device; +struct drm_driver; +struct drm_master; + +extern struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t size, + size_t align); +extern void drm_pci_free(struct drm_device *dev, struct drm_dma_handle * dmah); + +extern int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver); +extern void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver); +#ifdef CONFIG_PCI +extern int drm_get_pci_dev(struct pci_dev *pdev, + const struct pci_device_id *ent, + struct drm_driver *driver); +extern int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); +#else +static inline int drm_get_pci_dev(struct pci_dev *pdev, + const struct pci_device_id *ent, + struct drm_driver *driver) +{ + return -ENOSYS; +} + +static inline int drm_pci_set_busid(struct drm_device *dev, + struct drm_master *master) +{ + return -ENOSYS; +} +#endif + +#define DRM_PCIE_SPEED_25 1 +#define DRM_PCIE_SPEED_50 2 +#define DRM_PCIE_SPEED_80 4 + +extern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask); +extern int drm_pcie_get_max_link_width(struct drm_device *dev, u32 *mlw); + +/* platform section */ +extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device); + +#endif /* _DRM_PCI_H_ */ |