src/gallium/winsys/virgl/drm/virgl_drm_winsys.h

   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_DRM_WINSYS_H
  24 #define VIRGL_DRM_WINSYS_H
  25
  26 #include <stdint.h>
  27 #include "os/os_thread.h"
  28 #include "pipe/p_state.h"
  29 #include "util/list.h"
  30
  31 #include "virgl/virgl_winsys.h"
  32 #include "virgl_resource_cache.h"
  33
  34 struct pipe_fence_handle;
  35 struct hash_table;
  36
  37 struct virgl_hw_res {
  38    struct pipe_reference reference;
  39    uint32_t res_handle;
  40    uint32_t bo_handle;
  41    int num_cs_references;
  42    uint32_t size;
  43    void *ptr;
  44
  45    struct virgl_resource_cache_entry cache_entry;
  46    uint32_t bind;
  47    uint32_t flink_name;
  48
  49    /* true when the resource is imported or exported */
  50    int external;
  51
  52    /* false when the resource is known to be idle */
  53    int maybe_busy;
  54 };
  55
  56 struct virgl_drm_winsys
  57 {
  58    struct virgl_winsys base;
  59    int fd;
  60    struct virgl_resource_cache cache;
  61    mtx_t mutex;
  62
  63    struct hash_table *bo_handles;
  64    struct hash_table *bo_names;
  65    mtx_t bo_handles_mutex;
  66    bool has_capset_query_fix;
  67 };
  68
  69 struct virgl_drm_fence {
  70    struct pipe_reference reference;
  71    bool external;
  72    int fd;
  73    struct virgl_hw_res *hw_res;
  74 };
  75
  76 struct virgl_drm_cmd_buf {
  77    struct virgl_cmd_buf base;
  78
  79    uint32_t *buf;
  80
  81    int in_fence_fd;
  82
  83    unsigned nres;
  84    unsigned cres;
  85    struct virgl_hw_res **res_bo;
  86    struct virgl_winsys *ws;
  87    uint32_t *res_hlist;
  88
  89    char                        is_handle_added[512];
  90    unsigned                    reloc_indices_hashlist[512];
  91
  92 };
  93
  94 static inline struct virgl_drm_winsys *
  95 virgl_drm_winsys(struct virgl_winsys *iws)
  96 {
  97    return (struct virgl_drm_winsys *)iws;
  98 }
  99
 100 static inline struct virgl_drm_fence *
 101 virgl_drm_fence(struct pipe_fence_handle *f)
 102 {
 103    return (struct virgl_drm_fence *)f;
 104 }
 105
 106 static inline struct virgl_drm_cmd_buf *
 107 virgl_drm_cmd_buf(struct virgl_cmd_buf *cbuf)
 108 {
 109    return (struct virgl_drm_cmd_buf *)cbuf;
 110 }
 111
 112 #endif