| /* |
| * va_drmcommon.h - Common utilities for DRM-based drivers |
| * |
| * Copyright (c) 2012 Intel Corporation. All Rights Reserved. |
| * |
| * 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, sub license, 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 NON-INFRINGEMENT. |
| * IN NO EVENT SHALL INTEL 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 VA_DRM_COMMON_H |
| #define VA_DRM_COMMON_H |
| |
| /** \brief DRM authentication type. */ |
| enum { |
| /** \brief Disconnected. */ |
| VA_DRM_AUTH_NONE = 0, |
| /** |
| * \brief Connected. Authenticated with DRI1 protocol. |
| * |
| * @deprecated |
| * This is a deprecated authentication type. All DRI-based drivers have |
| * been migrated to use the DRI2 protocol. Newly written drivers shall |
| * use DRI2 protocol only, or a custom authentication means. e.g. opt |
| * for authenticating on the VA driver side, instead of libva side. |
| */ |
| VA_DRM_AUTH_DRI1 = 1, |
| /** |
| * \brief Connected. Authenticated with DRI2 protocol. |
| * |
| * This is only useful to VA/X11 drivers. The libva-x11 library provides |
| * a helper function VA_DRI2Authenticate() for authenticating the |
| * connection. However, DRI2 conformant drivers don't need to call that |
| * function since authentication happens on the libva side, implicitly. |
| */ |
| VA_DRM_AUTH_DRI2 = 2, |
| /** |
| * \brief Connected. Authenticated with some alternate raw protocol. |
| * |
| * This authentication mode is mainly used in non-VA/X11 drivers. |
| * Authentication happens through some alternative method, at the |
| * discretion of the VA driver implementation. |
| */ |
| VA_DRM_AUTH_CUSTOM = 3 |
| }; |
| |
| /** \brief Base DRM state. */ |
| struct drm_state { |
| /** \brief DRM connection descriptor. */ |
| int fd; |
| /** \brief DRM authentication type. */ |
| int auth_type; |
| }; |
| |
| /** \brief Kernel DRM buffer memory type. */ |
| #define VA_SURFACE_ATTRIB_MEM_TYPE_KERNEL_DRM 0x10000000 |
| /** \brief DRM PRIME memory type. */ |
| #define VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME 0x20000000 |
| |
| #endif /* VA_DRM_COMMON_H */ |