mirror of
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107 lines
4.0 KiB
C
107 lines
4.0 KiB
C
/*
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* @File
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* @Title PowerVR DRM driver
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* @Codingstyle LinuxKernel
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* @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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* @License Dual MIT/GPLv2
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*
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* The contents of this file are subject to the MIT license as set out below.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Alternatively, the contents of this file may be used under the terms of
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* the GNU General Public License Version 2 ("GPL") in which case the provisions
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* of GPL are applicable instead of those above.
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*
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* If you wish to allow use of your version of this file only under the terms of
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* GPL, and not to allow others to use your version of this file under the terms
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* of the MIT license, indicate your decision by deleting the provisions above
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* and replace them with the notice and other provisions required by GPL as set
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* out in the file called "GPL-COPYING" included in this distribution. If you do
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* not delete the provisions above, a recipient may use your version of this file
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* under the terms of either the MIT license or GPL.
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*
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* This License is also included in this distribution in the file called
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* "MIT-COPYING".
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*
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* EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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* PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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* PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#if !defined(__PVR_DRV_H__)
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#define __PVR_DRV_H__
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#include <linux/version.h>
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 5, 0))
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#include <drm/drm_device.h>
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#include <drm/drm_file.h>
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#include <linux/device.h>
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#else
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#include <drm/drmP.h>
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#endif
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#include <linux/pm.h>
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struct file;
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struct _PVRSRV_DEVICE_NODE_;
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struct workqueue_struct;
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struct vm_area_struct;
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/* This structure is used to store Linux specific per-device information. */
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struct pvr_drm_private {
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struct _PVRSRV_DEVICE_NODE_ *dev_node;
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/*
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* This is needed for devices that don't already have their own dma
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* parameters structure, e.g. platform devices, and, if necessary, will
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* be assigned to the 'struct device' during device initialisation. It
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* should therefore never be accessed directly via this structure as
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* this may not be the version of dma parameters in use.
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*/
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struct device_dma_parameters dma_parms;
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/* PVR Sync debug notify handle */
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void *sync_debug_notify_handle;
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#if defined(SUPPORT_NATIVE_FENCE_SYNC)
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/* Only used in fence sync as sync_debug_notify_handle is used
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* to print a header only. Content is registered separately.
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* Used to print foreign sync debug
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*/
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void *sync_foreign_debug_notify_handle;
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#endif
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};
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extern const struct dev_pm_ops pvr_pm_ops;
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extern const struct drm_driver pvr_drm_generic_driver;
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extern const struct file_operations pvr_drm_fops;
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0))
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int pvr_drm_load(struct drm_device *ddev, unsigned long flags);
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0))
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int pvr_drm_unload(struct drm_device *ddev);
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#else
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void pvr_drm_unload(struct drm_device *ddev);
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#endif
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#endif
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int PVRSRV_BridgeDispatchKM(struct drm_device *dev, void *arg,
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struct drm_file *file);
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int PVRSRV_MMap(struct file *file, struct vm_area_struct *ps_vma);
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#endif /* !defined(__PVR_DRV_H__) */
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