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      1 /*
      2  * Copyright (c) 2012-2013 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 (at) gmail.com>
     25  */
     26 
     27 #ifndef H_ETNAVIV_RS
     28 #define H_ETNAVIV_RS
     29 
     30 #include "etnaviv_context.h"
     31 #include <stdint.h>
     32 
     33 struct rs_state {
     34    uint8_t downsample_x : 1; /* Downsample in x direction */
     35    uint8_t downsample_y : 1; /* Downsample in y direction */
     36    uint8_t source_ts_valid : 1;
     37 
     38    uint8_t source_format; /* RS_FORMAT_XXX */
     39    uint8_t source_tiling; /* ETNA_LAYOUT_XXX */
     40    uint8_t dest_tiling; /* ETNA_LAYOUT_XXX */
     41    uint8_t dest_format; /* RS_FORMAT_XXX */
     42    uint8_t swap_rb;
     43    uint8_t flip;
     44    struct etna_bo *source;
     45    uint32_t source_offset;
     46    uint32_t source_stride;
     47    uint32_t source_padded_width; /* total padded width (only needed for source) */
     48    uint32_t source_padded_height; /* total padded height */
     49    struct etna_bo *dest;
     50    uint32_t dest_offset;
     51    uint32_t dest_stride;
     52    uint32_t dest_padded_height; /* total padded height */
     53    uint16_t width; /* source width */
     54    uint16_t height; /* source height */
     55    uint32_t dither[2];
     56    uint32_t clear_bits;
     57    uint32_t clear_mode; /* VIVS_RS_CLEAR_CONTROL_MODE_XXX */
     58    uint32_t clear_value[4];
     59    uint8_t aa;
     60    uint8_t endian_mode; /* ENDIAN_MODE_XXX */
     61 };
     62 
     63 /* treat this as opaque structure */
     64 struct compiled_rs_state {
     65    uint8_t source_ts_valid : 1;
     66    uint32_t RS_CONFIG;
     67    uint32_t RS_SOURCE_STRIDE;
     68    uint32_t RS_DEST_STRIDE;
     69    uint32_t RS_WINDOW_SIZE;
     70    uint32_t RS_DITHER[2];
     71    uint32_t RS_CLEAR_CONTROL;
     72    uint32_t RS_FILL_VALUE[4];
     73    uint32_t RS_EXTRA_CONFIG;
     74    uint32_t RS_PIPE_OFFSET[2];
     75    uint32_t RS_KICKER_INPLACE; /* Set if source is destination */
     76 
     77    struct etna_reloc source[2];
     78    struct etna_reloc dest[2];
     79 };
     80 
     81 /* compile RS state struct */
     82 void
     83 etna_compile_rs_state(struct etna_context *ctx, struct compiled_rs_state *cs,
     84                       const struct rs_state *rs);
     85 
     86 /* Context initialization for RS clear_blit functions. */
     87 void
     88 etna_clear_blit_rs_init(struct pipe_context *pctx);
     89 
     90 #endif
     91