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 "drm/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 unsigned mode:1; 40 unsigned comp:1; 41 uint32_t TS_SAMPLER_CONFIG; 42 struct etna_reloc TS_SAMPLER_STATUS_BASE; 43 uint32_t TS_SAMPLER_CLEAR_VALUE; 44 uint32_t TS_SAMPLER_CLEAR_VALUE2; 45 }; 46 47 /* Initialize texture methods for context. */ 48 void 49 etna_texture_init(struct pipe_context *pctx); 50 51 /* If the original resource is not compatible with the sampler. Allocate 52 * an appropriately tiled texture. */ 53 struct etna_resource * 54 etna_texture_handle_incompatible(struct pipe_context *pctx, struct pipe_resource *prsc); 55 56 /* Create bit field that specifies which samplers are active and thus need to be 57 * programmed 58 * 32 bits is enough for 32 samplers. As far as I know this is the upper bound 59 * supported on any Vivante hw 60 * up to GC4000. 61 */ 62 uint32_t 63 active_samplers_bits(struct etna_context *ctx); 64 65 /* update TS / cache for a sampler if required */ 66 void 67 etna_update_sampler_source(struct pipe_sampler_view *view, int num); 68 69 #endif 70