Home | History | Annotate | Download | only in freedreno 
      1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
      2 
      3 /*
      4  * Copyright (C) 2012 Rob Clark <robclark (at) freedesktop.org>
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the "Software"),
      8  * to deal in the Software without restriction, including without limitation
      9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10  * and/or sell copies of the Software, and to permit persons to whom the
     11  * Software is furnished to do so, subject to the following conditions:
     12  *
     13  * The above copyright notice and this permission notice (including the next
     14  * paragraph) shall be included in all copies or substantial portions of the
     15  * Software.
     16  *
     17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     23  * SOFTWARE.
     24  *
     25  * Authors:
     26  *    Rob Clark <robclark (at) freedesktop.org>
     27  */
     28 
     29 #include "pipe/p_defines.h"
     30 #include "util/u_format.h"
     31 
     32 #include "freedreno_util.h"
     33 
     34 unsigned marker_cnt;
     35 
     36 enum adreno_rb_depth_format
     37 fd_pipe2depth(enum pipe_format format)
     38 {
     39 	switch (format) {
     40 	case PIPE_FORMAT_Z16_UNORM:
     41 		return DEPTHX_16;
     42 	case PIPE_FORMAT_Z24X8_UNORM:
     43 	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
     44 	case PIPE_FORMAT_X8Z24_UNORM:
     45 	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
     46 		return DEPTHX_24_8;
     47 	case PIPE_FORMAT_Z32_FLOAT:
     48 	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
     49 		return DEPTHX_32;
     50 	default:
     51 		return ~0;
     52 	}
     53 }
     54 
     55 enum pc_di_index_size
     56 fd_pipe2index(enum pipe_format format)
     57 {
     58 	switch (format) {
     59 	case PIPE_FORMAT_I8_UINT:
     60 		return INDEX_SIZE_8_BIT;
     61 	case PIPE_FORMAT_I16_UINT:
     62 		return INDEX_SIZE_16_BIT;
     63 	case PIPE_FORMAT_I32_UINT:
     64 		return INDEX_SIZE_32_BIT;
     65 	default:
     66 		return ~0;
     67 	}
     68 }
     69 
     70 /* we need to special case a bit the depth/stencil restore, because we are
     71  * using the texture sampler to blit into the depth/stencil buffer, *not*
     72  * into a color buffer.  Otherwise fdN_tex_swiz() will do the wrong thing,
     73  * as it is assuming that you are sampling into normal render target..
     74  */
     75 enum pipe_format
     76 fd_gmem_restore_format(enum pipe_format format)
     77 {
     78 	switch (format) {
     79 	case PIPE_FORMAT_Z24X8_UNORM:
     80 	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
     81 		return PIPE_FORMAT_R8G8B8A8_UNORM;
     82 	case PIPE_FORMAT_Z16_UNORM:
     83 		return PIPE_FORMAT_R8G8_UNORM;
     84 	case PIPE_FORMAT_S8_UINT:
     85 		return PIPE_FORMAT_R8_UNORM;
     86 	default:
     87 		return format;
     88 	}
     89 }
     90 
     91 enum adreno_rb_blend_factor
     92 fd_blend_factor(unsigned factor)
     93 {
     94 	switch (factor) {
     95 	case PIPE_BLENDFACTOR_ONE:
     96 		return FACTOR_ONE;
     97 	case PIPE_BLENDFACTOR_SRC_COLOR:
     98 		return FACTOR_SRC_COLOR;
     99 	case PIPE_BLENDFACTOR_SRC_ALPHA:
    100 		return FACTOR_SRC_ALPHA;
    101 	case PIPE_BLENDFACTOR_DST_ALPHA:
    102 		return FACTOR_DST_ALPHA;
    103 	case PIPE_BLENDFACTOR_DST_COLOR:
    104 		return FACTOR_DST_COLOR;
    105 	case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
    106 		return FACTOR_SRC_ALPHA_SATURATE;
    107 	case PIPE_BLENDFACTOR_CONST_COLOR:
    108 		return FACTOR_CONSTANT_COLOR;
    109 	case PIPE_BLENDFACTOR_CONST_ALPHA:
    110 		return FACTOR_CONSTANT_ALPHA;
    111 	case PIPE_BLENDFACTOR_ZERO:
    112 	case 0:
    113 		return FACTOR_ZERO;
    114 	case PIPE_BLENDFACTOR_INV_SRC_COLOR:
    115 		return FACTOR_ONE_MINUS_SRC_COLOR;
    116 	case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
    117 		return FACTOR_ONE_MINUS_SRC_ALPHA;
    118 	case PIPE_BLENDFACTOR_INV_DST_ALPHA:
    119 		return FACTOR_ONE_MINUS_DST_ALPHA;
    120 	case PIPE_BLENDFACTOR_INV_DST_COLOR:
    121 		return FACTOR_ONE_MINUS_DST_COLOR;
    122 	case PIPE_BLENDFACTOR_INV_CONST_COLOR:
    123 		return FACTOR_ONE_MINUS_CONSTANT_COLOR;
    124 	case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
    125 		return FACTOR_ONE_MINUS_CONSTANT_ALPHA;
    126 	case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
    127 		return FACTOR_ONE_MINUS_SRC1_COLOR;
    128 	case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
    129 		return FACTOR_ONE_MINUS_SRC1_ALPHA;
    130 	case PIPE_BLENDFACTOR_SRC1_COLOR:
    131 		return FACTOR_SRC1_COLOR;
    132 	case PIPE_BLENDFACTOR_SRC1_ALPHA:
    133 		return FACTOR_SRC1_ALPHA;
    134 	default:
    135 		DBG("invalid blend factor: %x", factor);
    136 		return 0;
    137 	}
    138 }
    139 
    140 enum adreno_pa_su_sc_draw
    141 fd_polygon_mode(unsigned mode)
    142 {
    143 	switch (mode) {
    144 	case PIPE_POLYGON_MODE_POINT:
    145 		return PC_DRAW_POINTS;
    146 	case PIPE_POLYGON_MODE_LINE:
    147 		return PC_DRAW_LINES;
    148 	case PIPE_POLYGON_MODE_FILL:
    149 		return PC_DRAW_TRIANGLES;
    150 	default:
    151 		DBG("invalid polygon mode: %u", mode);
    152 		return 0;
    153 	}
    154 }
    155 
    156 enum adreno_stencil_op
    157 fd_stencil_op(unsigned op)
    158 {
    159 	switch (op) {
    160 	case PIPE_STENCIL_OP_KEEP:
    161 		return STENCIL_KEEP;
    162 	case PIPE_STENCIL_OP_ZERO:
    163 		return STENCIL_ZERO;
    164 	case PIPE_STENCIL_OP_REPLACE:
    165 		return STENCIL_REPLACE;
    166 	case PIPE_STENCIL_OP_INCR:
    167 		return STENCIL_INCR_CLAMP;
    168 	case PIPE_STENCIL_OP_DECR:
    169 		return STENCIL_DECR_CLAMP;
    170 	case PIPE_STENCIL_OP_INCR_WRAP:
    171 		return STENCIL_INCR_WRAP;
    172 	case PIPE_STENCIL_OP_DECR_WRAP:
    173 		return STENCIL_DECR_WRAP;
    174 	case PIPE_STENCIL_OP_INVERT:
    175 		return STENCIL_INVERT;
    176 	default:
    177 		DBG("invalid stencil op: %u", op);
    178 		return 0;
    179 	}
    180 }
    181