| /* -*- mode: c; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ |
| /* vi: set ts=8 sw=8 sts=8: */ |
| /*************************************************************************/ /*! |
| @File |
| @Title PDP DRM definitions shared between kernel and user space. |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @License Dual MIT/GPLv2 |
| |
| The contents of this file are subject to the MIT license as set out below. |
| |
| 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 shall be included in |
| all copies or substantial portions of the Software. |
| |
| Alternatively, the contents of this file may be used under the terms of |
| the GNU General Public License Version 2 ("GPL") in which case the provisions |
| of GPL are applicable instead of those above. |
| |
| If you wish to allow use of your version of this file only under the terms of |
| GPL, and not to allow others to use your version of this file under the terms |
| of the MIT license, indicate your decision by deleting the provisions above |
| and replace them with the notice and other provisions required by GPL as set |
| out in the file called "GPL-COPYING" included in this distribution. If you do |
| not delete the provisions above, a recipient may use your version of this file |
| under the terms of either the MIT license or GPL. |
| |
| This License is also included in this distribution in the file called |
| "MIT-COPYING". |
| |
| EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) 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; AND (B) IN NO EVENT SHALL THE AUTHORS OR |
| COPYRIGHT HOLDERS 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. |
| */ /**************************************************************************/ |
| |
| #if !defined(__PDP_DRM_H__) |
| #define __PDP_DRM_H__ |
| |
| #if defined(__KERNEL__) |
| #include <drm/drm.h> |
| #else |
| #include <drm.h> |
| #endif |
| |
| struct drm_pdp_gem_create { |
| __u64 size; /* in */ |
| __u32 flags; /* in */ |
| __u32 handle; /* out */ |
| }; |
| |
| struct drm_pdp_gem_mmap { |
| __u32 handle; /* in */ |
| __u32 pad; |
| __u64 offset; /* out */ |
| }; |
| |
| #define PDP_GEM_CPU_PREP_READ (1 << 0) |
| #define PDP_GEM_CPU_PREP_WRITE (1 << 1) |
| #define PDP_GEM_CPU_PREP_NOWAIT (1 << 2) |
| |
| struct drm_pdp_gem_cpu_prep { |
| __u32 handle; /* in */ |
| __u32 flags; /* in */ |
| }; |
| |
| struct drm_pdp_gem_cpu_fini { |
| __u32 handle; /* in */ |
| __u32 pad; |
| }; |
| |
| /* |
| * DRM command numbers, relative to DRM_COMMAND_BASE. |
| * These defines must be prefixed with "DRM_". |
| */ |
| #define DRM_PDP_GEM_CREATE 0x00 |
| #define DRM_PDP_GEM_MMAP 0x01 |
| #define DRM_PDP_GEM_CPU_PREP 0x02 |
| #define DRM_PDP_GEM_CPU_FINI 0x03 |
| |
| /* These defines must be prefixed with "DRM_IOCTL_". */ |
| #define DRM_IOCTL_PDP_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_PDP_GEM_CREATE, struct drm_pdp_gem_create) |
| #define DRM_IOCTL_PDP_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_PDP_GEM_MMAP, struct drm_pdp_gem_mmap) |
| #define DRM_IOCTL_PDP_GEM_CPU_PREP DRM_IOW(DRM_COMMAND_BASE + DRM_PDP_GEM_CPU_PREP, struct drm_pdp_gem_cpu_prep) |
| #define DRM_IOCTL_PDP_GEM_CPU_FINI DRM_IOW(DRM_COMMAND_BASE + DRM_PDP_GEM_CPU_FINI, struct drm_pdp_gem_cpu_fini) |
| |
| #endif /* defined(__PDP_DRM_H__) */ |