1 /*
2 * Copyright © 2022 Imagination Technologies Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * 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 THE
18 * 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 #ifndef PVR_CSB_ENUM_HELPERS_H
25 #define PVR_CSB_ENUM_HELPERS_H
26
27 #include <stdint.h>
28 #include <vulkan/vulkan_core.h>
29
30 #include "pvr_csb.h"
31 #include "pvr_private.h"
32 #include "util/macros.h"
33
34 static const char *
pvr_cmd_stream_type_to_str(const enum pvr_cmd_stream_type stream_type)35 pvr_cmd_stream_type_to_str(const enum pvr_cmd_stream_type stream_type)
36 {
37 switch (stream_type) {
38 case PVR_CMD_STREAM_TYPE_INVALID:
39 return "INVALID";
40 case PVR_CMD_STREAM_TYPE_GRAPHICS:
41 return "GRAPHICS";
42 case PVR_CMD_STREAM_TYPE_COMPUTE:
43 return "COMPUTE";
44 default:
45 return NULL;
46 }
47 }
48
49 /******************************************************************************
50 CR
51 ******************************************************************************/
52
53 /* TODO: Use VkSampleCountFlagBits as param type? */
54 /* clang-format off */
55 static inline enum ROGUE_CR_ISP_AA_MODE_TYPE
pvr_cr_isp_aa_mode_type(uint32_t samples)56 pvr_cr_isp_aa_mode_type(uint32_t samples)
57 /* clang-format on */
58 {
59 switch (samples) {
60 case 1:
61 return ROGUE_CR_ISP_AA_MODE_TYPE_AA_NONE;
62 case 2:
63 return ROGUE_CR_ISP_AA_MODE_TYPE_AA_2X;
64 case 4:
65 return ROGUE_CR_ISP_AA_MODE_TYPE_AA_4X;
66 case 8:
67 return ROGUE_CR_ISP_AA_MODE_TYPE_AA_8X;
68 default:
69 unreachable("Unsupported number of samples");
70 }
71 }
72
73 /* clang-format off */
74 static inline bool
pvr_zls_format_type_is_packed(enum ROGUE_CR_ZLS_FORMAT_TYPE type)75 pvr_zls_format_type_is_packed(enum ROGUE_CR_ZLS_FORMAT_TYPE type)
76 /* clang-format on */
77 {
78 switch (type) {
79 case ROGUE_CR_ZLS_FORMAT_TYPE_24BITINT:
80 case ROGUE_CR_ZLS_FORMAT_TYPE_F64Z:
81 return true;
82
83 case ROGUE_CR_ZLS_FORMAT_TYPE_F32Z:
84 case ROGUE_CR_ZLS_FORMAT_TYPE_16BITINT:
85 return false;
86
87 default:
88 unreachable("Invalid ZLS format type");
89 }
90 }
91
92 /* clang-format off */
93 static inline bool
pvr_zls_format_type_is_int(enum ROGUE_CR_ZLS_FORMAT_TYPE type)94 pvr_zls_format_type_is_int(enum ROGUE_CR_ZLS_FORMAT_TYPE type)
95 /* clang-format on */
96 {
97 switch (type) {
98 case ROGUE_CR_ZLS_FORMAT_TYPE_24BITINT:
99 case ROGUE_CR_ZLS_FORMAT_TYPE_16BITINT:
100 return true;
101
102 case ROGUE_CR_ZLS_FORMAT_TYPE_F32Z:
103 case ROGUE_CR_ZLS_FORMAT_TYPE_F64Z:
104 return false;
105
106 default:
107 unreachable("Invalid ZLS format type");
108 }
109 }
110
111 /******************************************************************************
112 PBESTATE
113 ******************************************************************************/
114
115 enum pvr_pbe_source_start_pos {
116 PVR_PBE_STARTPOS_BIT0,
117 PVR_PBE_STARTPOS_BIT32,
118 PVR_PBE_STARTPOS_BIT64,
119 PVR_PBE_STARTPOS_BIT96,
120 /* The below values are available if has_eight_output_registers feature is
121 * enabled.
122 */
123 PVR_PBE_STARTPOS_BIT128,
124 PVR_PBE_STARTPOS_BIT160,
125 PVR_PBE_STARTPOS_BIT192,
126 PVR_PBE_STARTPOS_BIT224,
127 };
128
129 static inline enum ROGUE_PBESTATE_SOURCE_POS
pvr_pbestate_source_pos(enum pvr_pbe_source_start_pos pos)130 pvr_pbestate_source_pos(enum pvr_pbe_source_start_pos pos)
131 {
132 switch (pos) {
133 case PVR_PBE_STARTPOS_BIT0:
134 case PVR_PBE_STARTPOS_BIT128:
135 return ROGUE_PBESTATE_SOURCE_POS_START_BIT0;
136
137 case PVR_PBE_STARTPOS_BIT32:
138 case PVR_PBE_STARTPOS_BIT160:
139 return ROGUE_PBESTATE_SOURCE_POS_START_BIT32;
140
141 case PVR_PBE_STARTPOS_BIT64:
142 case PVR_PBE_STARTPOS_BIT192:
143 return ROGUE_PBESTATE_SOURCE_POS_START_BIT64;
144
145 case PVR_PBE_STARTPOS_BIT96:
146 case PVR_PBE_STARTPOS_BIT224:
147 return ROGUE_PBESTATE_SOURCE_POS_START_BIT96;
148
149 default:
150 unreachable("Undefined PBE source pos.");
151 }
152 }
153
154 /******************************************************************************
155 TA
156 ******************************************************************************/
157
pvr_ta_cmpmode(VkCompareOp op)158 static inline enum ROGUE_TA_CMPMODE pvr_ta_cmpmode(VkCompareOp op)
159 {
160 /* enum values are identical, so we can just cast the input directly. */
161 return (enum ROGUE_TA_CMPMODE)op;
162 }
163
pvr_ta_stencilop(VkStencilOp op)164 static inline enum ROGUE_TA_ISPB_STENCILOP pvr_ta_stencilop(VkStencilOp op)
165 {
166 /* enum values are identical, so we can just cast the input directly. */
167 return (enum ROGUE_TA_ISPB_STENCILOP)op;
168 }
169
170 /* clang-format off */
171 static inline enum ROGUE_TA_OBJTYPE
pvr_ta_objtype(VkPrimitiveTopology topology)172 pvr_ta_objtype(VkPrimitiveTopology topology)
173 /* clang-format on */
174 {
175 switch (topology) {
176 case VK_PRIMITIVE_TOPOLOGY_POINT_LIST:
177 return ROGUE_TA_OBJTYPE_SPRITE_01UV;
178
179 case VK_PRIMITIVE_TOPOLOGY_LINE_LIST:
180 case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP:
181 case VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY:
182 case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY:
183 return ROGUE_TA_OBJTYPE_LINE;
184
185 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST:
186 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP:
187 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN:
188 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY:
189 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY:
190 return ROGUE_TA_OBJTYPE_TRIANGLE;
191
192 default:
193 unreachable("Invalid topology.");
194 return 0;
195 }
196 }
197
198 /******************************************************************************
199 TEXSTATE
200 ******************************************************************************/
201
pvr_texstate_cmpmode(VkCompareOp op)202 static inline enum ROGUE_TEXSTATE_CMP_MODE pvr_texstate_cmpmode(VkCompareOp op)
203 {
204 /* enum values are identical, so we can just cast the input directly. */
205 return (enum ROGUE_TEXSTATE_CMP_MODE)op;
206 }
207
208 /******************************************************************************
209 VDMCTRL
210 ******************************************************************************/
211
212 /* clang-format off */
213 static inline uint32_t
pvr_vdmctrl_index_size_nr_bytes(enum ROGUE_VDMCTRL_INDEX_SIZE index_size)214 pvr_vdmctrl_index_size_nr_bytes(enum ROGUE_VDMCTRL_INDEX_SIZE index_size)
215 /* clang-format on */
216 {
217 switch (index_size) {
218 case ROGUE_VDMCTRL_INDEX_SIZE_B8:
219 return 1;
220 case ROGUE_VDMCTRL_INDEX_SIZE_B16:
221 return 2;
222 case ROGUE_VDMCTRL_INDEX_SIZE_B32:
223 return 4;
224 default:
225 return 0;
226 }
227 }
228
229 static enum ROGUE_VDMCTRL_INDEX_SIZE
pvr_vdmctrl_index_size_from_type(VkIndexType type)230 pvr_vdmctrl_index_size_from_type(VkIndexType type)
231 {
232 switch (type) {
233 case VK_INDEX_TYPE_UINT32:
234 return ROGUE_VDMCTRL_INDEX_SIZE_B32;
235 case VK_INDEX_TYPE_UINT16:
236 return ROGUE_VDMCTRL_INDEX_SIZE_B16;
237 case VK_INDEX_TYPE_UINT8_KHR:
238 return ROGUE_VDMCTRL_INDEX_SIZE_B8;
239 default:
240 unreachable("Invalid index type");
241 }
242 }
243
244 #endif /* PVR_CSB_ENUM_HELPERS_H */
245