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| Rev | Author | Line No. | Line |
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| 5362 | serge | 1 | /* |
| 2 | * va_drmcommon.h - Common utilities for DRM-based drivers |
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| 3 | * |
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| 4 | * Copyright (c) 2012 Intel Corporation. All Rights Reserved. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the |
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| 8 | * "Software"), to deal in the Software without restriction, including |
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| 9 | * without limitation the rights to use, copy, modify, merge, publish, |
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| 10 | * distribute, sub license, and/or sell copies of the Software, and to |
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| 11 | * permit persons to whom the Software is furnished to do so, subject to |
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| 12 | * the following conditions: |
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| 13 | * |
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| 14 | * The above copyright notice and this permission notice (including the |
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| 15 | * next paragraph) shall be included in all copies or substantial portions |
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| 16 | * of the Software. |
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| 17 | * |
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| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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| 21 | * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR |
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| 22 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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| 23 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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| 24 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 25 | */ |
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| 26 | |||
| 27 | #ifndef VA_DRM_COMMON_H |
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| 28 | #define VA_DRM_COMMON_H |
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| 29 | |||
| 30 | /** \brief DRM authentication type. */ |
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| 31 | enum { |
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| 32 | /** \brief Disconnected. */ |
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| 33 | VA_DRM_AUTH_NONE = 0, |
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| 34 | /** |
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| 35 | * \brief Connected. Authenticated with DRI1 protocol. |
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| 36 | * |
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| 37 | * @deprecated |
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| 38 | * This is a deprecated authentication type. All DRI-based drivers have |
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| 39 | * been migrated to use the DRI2 protocol. Newly written drivers shall |
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| 40 | * use DRI2 protocol only, or a custom authentication means. e.g. opt |
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| 41 | * for authenticating on the VA driver side, instead of libva side. |
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| 42 | */ |
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| 43 | VA_DRM_AUTH_DRI1 = 1, |
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| 44 | /** |
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| 45 | * \brief Connected. Authenticated with DRI2 protocol. |
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| 46 | * |
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| 47 | * This is only useful to VA/X11 drivers. The libva-x11 library provides |
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| 48 | * a helper function VA_DRI2Authenticate() for authenticating the |
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| 49 | * connection. However, DRI2 conformant drivers don't need to call that |
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| 50 | * function since authentication happens on the libva side, implicitly. |
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| 51 | */ |
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| 52 | VA_DRM_AUTH_DRI2 = 2, |
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| 53 | /** |
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| 54 | * \brief Connected. Authenticated with some alternate raw protocol. |
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| 55 | * |
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| 56 | * This authentication mode is mainly used in non-VA/X11 drivers. |
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| 57 | * Authentication happens through some alternative method, at the |
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| 58 | * discretion of the VA driver implementation. |
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| 59 | */ |
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| 60 | VA_DRM_AUTH_CUSTOM = 3 |
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| 61 | }; |
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| 62 | |||
| 63 | /** \brief Base DRM state. */ |
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| 64 | struct drm_state { |
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| 65 | /** \brief DRM connection descriptor. */ |
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| 66 | int fd; |
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| 67 | /** \brief DRM authentication type. */ |
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| 68 | int auth_type; |
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| 69 | }; |
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| 70 | |||
| 71 | /** \brief Kernel DRM buffer memory type. */ |
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| 72 | #define VA_SURFACE_ATTRIB_MEM_TYPE_KERNEL_DRM 0x10000000 |
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| 73 | /** \brief DRM PRIME memory type. */ |
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| 74 | #define VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME 0x20000000 |
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| 75 | |||
| 76 | #endif /* VA_DRM_COMMON_H */ |