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 "rogue/rogue.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 */
PVRX(CR_ISP_AA_MODE_TYPE)55 static inline enum PVRX(CR_ISP_AA_MODE_TYPE)
56 pvr_cr_isp_aa_mode_type(uint32_t samples)
57 /* clang-format on */
58 {
59 switch (samples) {
60 case 1:
61 return PVRX(CR_ISP_AA_MODE_TYPE_AA_NONE);
62 case 2:
63 return PVRX(CR_ISP_AA_MODE_TYPE_AA_2X);
64 case 4:
65 return PVRX(CR_ISP_AA_MODE_TYPE_AA_4X);
66 case 8:
67 return PVRX(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 PVRX (CR_ZLS_FORMAT_TYPE)type)75 pvr_zls_format_type_is_packed(enum PVRX(CR_ZLS_FORMAT_TYPE) type)
76 /* clang-format on */
77 {
78 switch (type) {
79 case PVRX(CR_ZLS_FORMAT_TYPE_24BITINT):
80 case PVRX(CR_ZLS_FORMAT_TYPE_F64Z):
81 return true;
82
83 case PVRX(CR_ZLS_FORMAT_TYPE_F32Z):
84 case PVRX(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 PVRX (CR_ZLS_FORMAT_TYPE)type)94 pvr_zls_format_type_is_int(enum PVRX(CR_ZLS_FORMAT_TYPE) type)
95 /* clang-format on */
96 {
97 switch (type) {
98 case PVRX(CR_ZLS_FORMAT_TYPE_24BITINT):
99 case PVRX(CR_ZLS_FORMAT_TYPE_16BITINT):
100 return true;
101
102 case PVRX(CR_ZLS_FORMAT_TYPE_F32Z):
103 case PVRX(CR_ZLS_FORMAT_TYPE_F64Z):
104 return false;
105
106 default:
107 unreachable("Invalid ZLS format type");
108 }
109 }
110
111 /******************************************************************************
112 PDS
113 ******************************************************************************/
114
115 /* clang-format off */
PVRX(PDSINST_DOUTU_SAMPLE_RATE)116 static inline enum PVRX(PDSINST_DOUTU_SAMPLE_RATE)
117 pvr_pdsinst_doutu_sample_rate_from_rogue(enum rogue_msaa_mode msaa_mode)
118 /* clang-format on */
119 {
120 switch (msaa_mode) {
121 case ROGUE_MSAA_MODE_PIXEL:
122 return PVRX(PDSINST_DOUTU_SAMPLE_RATE_INSTANCE);
123 case ROGUE_MSAA_MODE_SELECTIVE:
124 return PVRX(PDSINST_DOUTU_SAMPLE_RATE_SELECTIVE);
125 case ROGUE_MSAA_MODE_FULL:
126 return PVRX(PDSINST_DOUTU_SAMPLE_RATE_FULL);
127 default:
128 unreachable("Undefined MSAA mode.");
129 }
130 }
131
132 /******************************************************************************
133 PBESTATE
134 ******************************************************************************/
135
136 enum pvr_pbe_source_start_pos {
137 PVR_PBE_STARTPOS_BIT0,
138 PVR_PBE_STARTPOS_BIT32,
139 PVR_PBE_STARTPOS_BIT64,
140 PVR_PBE_STARTPOS_BIT96,
141 /* The below values are available if has_eight_output_registers feature is
142 * enabled.
143 */
144 PVR_PBE_STARTPOS_BIT128,
145 PVR_PBE_STARTPOS_BIT160,
146 PVR_PBE_STARTPOS_BIT192,
147 PVR_PBE_STARTPOS_BIT224,
148 };
149
150 static inline enum ROGUE_PBESTATE_SOURCE_POS
pvr_pbestate_source_pos(enum pvr_pbe_source_start_pos pos)151 pvr_pbestate_source_pos(enum pvr_pbe_source_start_pos pos)
152 {
153 switch (pos) {
154 case PVR_PBE_STARTPOS_BIT0:
155 case PVR_PBE_STARTPOS_BIT128:
156 return ROGUE_PBESTATE_SOURCE_POS_START_BIT0;
157
158 case PVR_PBE_STARTPOS_BIT32:
159 case PVR_PBE_STARTPOS_BIT160:
160 return ROGUE_PBESTATE_SOURCE_POS_START_BIT32;
161
162 case PVR_PBE_STARTPOS_BIT64:
163 case PVR_PBE_STARTPOS_BIT192:
164 return ROGUE_PBESTATE_SOURCE_POS_START_BIT64;
165
166 case PVR_PBE_STARTPOS_BIT96:
167 case PVR_PBE_STARTPOS_BIT224:
168 return ROGUE_PBESTATE_SOURCE_POS_START_BIT96;
169
170 default:
171 unreachable("Undefined PBE source pos.");
172 }
173 }
174
175 /******************************************************************************
176 TA
177 ******************************************************************************/
178
PVRX(TA_CMPMODE)179 static inline enum PVRX(TA_CMPMODE) pvr_ta_cmpmode(VkCompareOp op)
180 {
181 /* enum values are identical, so we can just cast the input directly. */
182 return (enum PVRX(TA_CMPMODE))op;
183 }
184
PVRX(TA_ISPB_STENCILOP)185 static inline enum PVRX(TA_ISPB_STENCILOP) pvr_ta_stencilop(VkStencilOp op)
186 {
187 /* enum values are identical, so we can just cast the input directly. */
188 return (enum PVRX(TA_ISPB_STENCILOP))op;
189 }
190
191 /* clang-format off */
PVRX(TA_OBJTYPE)192 static inline enum PVRX(TA_OBJTYPE)
193 pvr_ta_objtype(VkPrimitiveTopology topology)
194 /* clang-format on */
195 {
196 switch (topology) {
197 case VK_PRIMITIVE_TOPOLOGY_POINT_LIST:
198 return PVRX(TA_OBJTYPE_SPRITE_01UV);
199
200 case VK_PRIMITIVE_TOPOLOGY_LINE_LIST:
201 case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP:
202 case VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY:
203 case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY:
204 return PVRX(TA_OBJTYPE_LINE);
205
206 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST:
207 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP:
208 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN:
209 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY:
210 case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY:
211 return PVRX(TA_OBJTYPE_TRIANGLE);
212
213 default:
214 unreachable("Invalid topology.");
215 return 0;
216 }
217 }
218
219 /******************************************************************************
220 TEXSTATE
221 ******************************************************************************/
222
PVRX(TEXSTATE_CMP_MODE)223 static inline enum PVRX(TEXSTATE_CMP_MODE) pvr_texstate_cmpmode(VkCompareOp op)
224 {
225 /* enum values are identical, so we can just cast the input directly. */
226 return (enum PVRX(TEXSTATE_CMP_MODE))op;
227 }
228
229 /******************************************************************************
230 VDMCTRL
231 ******************************************************************************/
232
233 /* clang-format off */
234 static inline uint32_t
pvr_vdmctrl_index_size_nr_bytes(enum PVRX (VDMCTRL_INDEX_SIZE)index_size)235 pvr_vdmctrl_index_size_nr_bytes(enum PVRX(VDMCTRL_INDEX_SIZE) index_size)
236 /* clang-format on */
237 {
238 switch (index_size) {
239 case PVRX(VDMCTRL_INDEX_SIZE_B8):
240 return 1;
241 case PVRX(VDMCTRL_INDEX_SIZE_B16):
242 return 2;
243 case PVRX(VDMCTRL_INDEX_SIZE_B32):
244 return 4;
245 default:
246 return 0;
247 }
248 }
249
PVRX(VDMCTRL_INDEX_SIZE)250 static enum PVRX(VDMCTRL_INDEX_SIZE)
251 pvr_vdmctrl_index_size_from_type(VkIndexType type)
252 {
253 switch (type) {
254 case VK_INDEX_TYPE_UINT32:
255 return PVRX(VDMCTRL_INDEX_SIZE_B32);
256 case VK_INDEX_TYPE_UINT16:
257 return PVRX(VDMCTRL_INDEX_SIZE_B16);
258 case VK_INDEX_TYPE_UINT8_KHR:
259 return PVRX(VDMCTRL_INDEX_SIZE_B8);
260 default:
261 unreachable("Invalid index type");
262 }
263 }
264
265 #endif /* PVR_CSB_ENUM_HELPERS_H */
266