src/gallium/drivers/etnaviv/etnaviv_texture.h

   1 /*
   2  * Copyright (c) 2012-2015 Etnaviv Project
   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, sub license,
   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
  12  * next paragraph) shall be included in all copies or substantial portions
  13  * of the 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *    Wladimir J. van der Laan <laanwj@gmail.com>
  25  */
  26
  27 #ifndef H_ETNAVIV_TEXTURE
  28 #define H_ETNAVIV_TEXTURE
  29
  30 #include <etnaviv_drmif.h>
  31
  32 #include "pipe/p_context.h"
  33 #include "pipe/p_state.h"
  34
  35 struct etna_context;
  36
  37 struct etna_sampler_ts {
  38    unsigned enable:1;
  39    uint32_t TS_SAMPLER_CONFIG;
  40    struct etna_reloc TS_SAMPLER_STATUS_BASE;
  41    uint32_t TS_SAMPLER_CLEAR_VALUE;
  42    uint32_t TS_SAMPLER_CLEAR_VALUE2;
  43 };
  44
  45 /* Initialize texture methods for context. */
  46 void
  47 etna_texture_init(struct pipe_context *pctx);
  48
  49 /* If the original resource is not compatible with the sampler.  Allocate
  50  * an appropriately tiled texture. */
  51 struct etna_resource *
  52 etna_texture_handle_incompatible(struct pipe_context *pctx, struct pipe_resource *prsc);
  53
  54 /* Create bit field that specifies which samplers are active and thus need to be
  55  * programmed
  56  * 32 bits is enough for 32 samplers. As far as I know this is the upper bound
  57  * supported on any Vivante hw
  58  * up to GC4000.
  59  */
  60 uint32_t
  61 active_samplers_bits(struct etna_context *ctx);
  62
  63 #endif