1 /* 2 * Copyright (c) 2012 Intel Corporation. All Rights Reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the 6 * "Software"), to deal in the Software without restriction, including 7 * without limitation the rights to use, copy, modify, merge, publish, 8 * distribute, sub license, and/or sell copies of the Software, and to 9 * permit persons to whom the Software is furnished to do so, subject to 10 * the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the 13 * next paragraph) shall be included in all copies or substantial portions 14 * of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 19 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR 20 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 21 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 22 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 #ifndef _VA_DRICOMMON_H_ 25 #define _VA_DRICOMMON_H_ 26 27 #include <X11/Xlib.h> 28 #include <xf86drm.h> 29 #include <drm.h> 30 31 #include <va/va_backend.h> 32 #include <va/va_drmcommon.h> 33 34 enum { 35 /* Compatibility. Do not use for newly-written code. */ 36 VA_NONE = VA_DRM_AUTH_NONE, 37 VA_DRI1 = VA_DRM_AUTH_DRI1, 38 VA_DRI2 = VA_DRM_AUTH_DRI2, 39 VA_DUMMY = VA_DRM_AUTH_CUSTOM 40 }; 41 42 union dri_buffer { 43 struct { 44 unsigned int attachment; 45 unsigned int name; 46 unsigned int pitch; 47 unsigned int cpp; 48 unsigned int flags; 49 /** \brief Reserved bytes for future use, must be zero */ 50 unsigned int va_reserved[8]; 51 } dri2; 52 }; 53 54 struct dri_drawable { 55 XID x_drawable; 56 int is_window; 57 int x; 58 int y; 59 unsigned int width; 60 unsigned int height; 61 struct dri_drawable *next; 62 }; 63 64 #define DRAWABLE_HASH_SZ 32 65 struct dri_state { 66 struct drm_state base; 67 struct dri_drawable *drawable_hash[DRAWABLE_HASH_SZ]; 68 69 struct dri_drawable *(*createDrawable)(VADriverContextP ctx, XID x_drawable); 70 void (*destroyDrawable)(VADriverContextP ctx, struct dri_drawable *dri_drawable); 71 void (*swapBuffer)(VADriverContextP ctx, struct dri_drawable *dri_drawable); 72 union dri_buffer *(*getRenderingBuffer)(VADriverContextP ctx, struct dri_drawable *dri_drawable); 73 void (*close)(VADriverContextP ctx); 74 /** \brief Reserved bytes for future use, must be zero */ 75 unsigned long va_reserved[16]; 76 }; 77 78 Bool va_isDRI2Connected(VADriverContextP ctx, char **driver_name); 79 void va_dri_free_drawable(VADriverContextP ctx, struct dri_drawable* dri_drawable); 80 void va_dri_free_drawable_hashtable(VADriverContextP ctx); 81 struct dri_drawable *va_dri_get_drawable(VADriverContextP ctx, XID drawable); 82 void va_dri_swap_buffer(VADriverContextP ctx, struct dri_drawable *dri_drawable); 83 union dri_buffer *va_dri_get_rendering_buffer(VADriverContextP ctx, struct dri_drawable *dri_drawable); 84 85 #endif /* _VA_DRICOMMON_H_ */ 86