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_texture.h"
  33 #include "drm-uapi/drm.h"
  34 #include "util/u_range.h"
  35
  36 struct panfrost_resource {
  37         struct pipe_resource base;
  38         struct {
  39                 struct pipe_box biggest_rect;
  40                 struct pipe_scissor_state extent;
  41         } damage;
  42
  43         struct panfrost_bo *bo;
  44         struct renderonly_scanout *scanout;
  45
  46         struct panfrost_resource *separate_stencil;
  47
  48         struct util_range valid_buffer_range;
  49
  50         /* Description of the mip levels */
  51         struct panfrost_slice slices[MAX_MIP_LEVELS];
  52
  53         /* Distance from tree to tree */
  54         unsigned cubemap_stride;
  55
  56         /* Internal layout (tiled?) */
  57         enum mali_texture_layout layout;
  58
  59         /* Is transaciton elimination enabled? */
  60         bool checksummed;
  61
  62         enum pipe_format internal_format;
  63 };
  64
  65 static inline struct panfrost_resource *
  66 pan_resource(struct pipe_resource *p)
  67 {
  68         return (struct panfrost_resource *)p;
  69 }
  70
  71 struct panfrost_gtransfer {
  72         struct pipe_transfer base;
  73         void *map;
  74 };
  75
  76 static inline struct panfrost_gtransfer *
  77 pan_transfer(struct pipe_transfer *p)
  78 {
  79         return (struct panfrost_gtransfer *)p;
  80 }
  81
  82 mali_ptr
  83 panfrost_get_texture_address(
  84         struct panfrost_resource *rsrc,
  85         unsigned level, unsigned face);
  86
  87 void panfrost_resource_screen_init(struct panfrost_screen *screen);
  88
  89 void panfrost_resource_context_init(struct pipe_context *pctx);
  90
  91 void
  92 panfrost_resource_hint_layout(
  93                 struct panfrost_screen *screen,
  94                 struct panfrost_resource *rsrc,
  95                 enum mali_texture_layout layout,
  96                 signed weight);
  97
  98 /* AFBC */
  99
 100 bool
 101 panfrost_format_supports_afbc(enum pipe_format format);
 102
 103 unsigned
 104 panfrost_afbc_header_size(unsigned width, unsigned height);
 105
 106 /* Blitting */
 107
 108 void
 109 panfrost_blit(struct pipe_context *pipe,
 110               const struct pipe_blit_info *info);
 111
 112 void
 113 panfrost_blit_wallpaper(struct panfrost_context *ctx,
 114                         struct pipe_box *box);
 115
 116 void
 117 panfrost_resource_reset_damage(struct panfrost_resource *pres);
 118
 119 void
 120 panfrost_resource_set_damage_region(struct pipe_screen *screen,
 121                                     struct pipe_resource *res,
 122                                     unsigned int nrects,
 123                                     const struct pipe_box *rects);
 124
 125 #endif /* PAN_RESOURCE_H */