1 /* 2 * Copyright 2014, 2015 Red Hat. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. 22 */ 23 #ifndef VIRGL_WINSYS_H 24 #define VIRGL_WINSYS_H 25 26 #include "pipe/p_defines.h" 27 #include "virgl_hw.h" 28 29 struct pipe_box; 30 struct pipe_fence_handle; 31 struct winsys_handle; 32 struct virgl_hw_res; 33 34 #define VIRGL_MAX_CMDBUF_DWORDS (16*1024) 35 36 struct virgl_drm_caps { 37 union virgl_caps caps; 38 }; 39 40 struct virgl_cmd_buf { 41 unsigned cdw; 42 uint32_t *buf; 43 }; 44 45 struct virgl_winsys { 46 unsigned pci_id; 47 48 void (*destroy)(struct virgl_winsys *vws); 49 50 int (*transfer_put)(struct virgl_winsys *vws, 51 struct virgl_hw_res *res, 52 const struct pipe_box *box, 53 uint32_t stride, uint32_t layer_stride, 54 uint32_t buf_offset, uint32_t level); 55 56 int (*transfer_get)(struct virgl_winsys *vws, 57 struct virgl_hw_res *res, 58 const struct pipe_box *box, 59 uint32_t stride, uint32_t layer_stride, 60 uint32_t buf_offset, uint32_t level); 61 62 struct virgl_hw_res *(*resource_create)(struct virgl_winsys *vws, 63 enum pipe_texture_target target, 64 uint32_t format, uint32_t bind, 65 uint32_t width, uint32_t height, 66 uint32_t depth, uint32_t array_size, 67 uint32_t last_level, uint32_t nr_samples, 68 uint32_t size); 69 70 void (*resource_unref)(struct virgl_winsys *vws, struct virgl_hw_res *res); 71 72 void *(*resource_map)(struct virgl_winsys *vws, struct virgl_hw_res *res); 73 void (*resource_wait)(struct virgl_winsys *vws, struct virgl_hw_res *res); 74 75 struct virgl_hw_res *(*resource_create_from_handle)(struct virgl_winsys *vws, 76 struct winsys_handle *whandle); 77 boolean (*resource_get_handle)(struct virgl_winsys *vws, 78 struct virgl_hw_res *res, 79 uint32_t stride, 80 struct winsys_handle *whandle); 81 82 struct virgl_cmd_buf *(*cmd_buf_create)(struct virgl_winsys *ws); 83 void (*cmd_buf_destroy)(struct virgl_cmd_buf *buf); 84 85 void (*emit_res)(struct virgl_winsys *vws, struct virgl_cmd_buf *buf, struct virgl_hw_res *res, boolean write_buffer); 86 int (*submit_cmd)(struct virgl_winsys *vws, struct virgl_cmd_buf *buf); 87 88 boolean (*res_is_referenced)(struct virgl_winsys *vws, 89 struct virgl_cmd_buf *buf, 90 struct virgl_hw_res *res); 91 92 int (*get_caps)(struct virgl_winsys *vws, struct virgl_drm_caps *caps); 93 94 /* fence */ 95 struct pipe_fence_handle *(*cs_create_fence)(struct virgl_winsys *vws); 96 bool (*fence_wait)(struct virgl_winsys *vws, 97 struct pipe_fence_handle *fence, 98 uint64_t timeout); 99 100 void (*fence_reference)(struct virgl_winsys *vws, 101 struct pipe_fence_handle **dst, 102 struct pipe_fence_handle *src); 103 104 /* for sw paths */ 105 void (*flush_frontbuffer)(struct virgl_winsys *vws, 106 struct virgl_hw_res *res, 107 unsigned level, unsigned layer, 108 void *winsys_drawable_handle, 109 struct pipe_box *sub_box); 110 }; 111 112 113 #endif 114