src/gallium/drivers/panfrost/pan_resource.h

   1 /*
   2  * © Copyright2018-2019 Alyssa Rosenzweig
   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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21  * SOFTWARE.
  22  *
  23  */
  24
  25
  26 #ifndef PAN_RESOURCE_H
  27 #define PAN_RESOURCE_H
  28
  29 #include <panfrost-job.h>
  30 #include "pan_screen.h"
  31 #include "pan_allocate.h"
  32 #include "pan_minmax_cache.h"
  33 #include "pan_texture.h"
  34 #include "drm-uapi/drm.h"
  35 #include "util/u_range.h"
  36
  37 struct panfrost_resource {
  38         struct pipe_resource base;
  39         struct {
  40                 struct pipe_box biggest_rect;
  41                 struct pipe_scissor_state extent;
  42         } damage;
  43
  44         struct panfrost_bo *bo;
  45         struct renderonly_scanout *scanout;
  46
  47         struct panfrost_resource *separate_stencil;
  48
  49         struct util_range valid_buffer_range;
  50
  51         /* Description of the mip levels */
  52         struct panfrost_slice slices[MAX_MIP_LEVELS];
  53
  54         /* Distance from tree to tree */
  55         unsigned cubemap_stride;
  56
  57         /* Internal layout (tiled?) */
  58         enum mali_texture_layout layout;
  59
  60         /* Is transaciton elimination enabled? */
  61         bool checksummed;
  62
  63         enum pipe_format internal_format;
  64
  65         /* Cached min/max values for index buffers */
  66         struct panfrost_minmax_cache *index_cache;
  67 };
  68
  69 static inline struct panfrost_resource *
  70 pan_resource(struct pipe_resource *p)
  71 {
  72         return (struct panfrost_resource *)p;
  73 }
  74
  75 struct panfrost_gtransfer {
  76         struct pipe_transfer base;
  77         void *map;
  78 };
  79
  80 static inline struct panfrost_gtransfer *
  81 pan_transfer(struct pipe_transfer *p)
  82 {
  83         return (struct panfrost_gtransfer *)p;
  84 }
  85
  86 mali_ptr
  87 panfrost_get_texture_address(
  88         struct panfrost_resource *rsrc,
  89         unsigned level, unsigned face);
  90
  91 void panfrost_resource_screen_init(struct panfrost_screen *screen);
  92
  93 void panfrost_resource_context_init(struct pipe_context *pctx);
  94
  95 void
  96 panfrost_resource_hint_layout(
  97                 struct panfrost_screen *screen,
  98                 struct panfrost_resource *rsrc,
  99                 enum mali_texture_layout layout,
 100                 signed weight);
 101
 102 /* Blitting */
 103
 104 void
 105 panfrost_blit(struct pipe_context *pipe,
 106               const struct pipe_blit_info *info);
 107
 108 void
 109 panfrost_blit_wallpaper(struct panfrost_context *ctx,
 110                         struct pipe_box *box);
 111
 112 void
 113 panfrost_resource_reset_damage(struct panfrost_resource *pres);
 114
 115 void
 116 panfrost_resource_set_damage_region(struct pipe_screen *screen,
 117                                     struct pipe_resource *res,
 118                                     unsigned int nrects,
 119                                     const struct pipe_box *rects);
 120
 121 #endif /* PAN_RESOURCE_H */