1 /*
2 * Copyright © 2015 Intel Corporation
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, sublicense,
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 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
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
24 #include "tu_private.h"
25
26 #include <assert.h>
27 #include <errno.h>
28 #include <stdarg.h>
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32
33 #include "util/u_math.h"
34 #include "vk_enum_to_str.h"
35
36 void PRINTFLIKE(3, 4)
__tu_finishme(const char * file,int line,const char * format,...)37 __tu_finishme(const char *file, int line, const char *format, ...)
38 {
39 va_list ap;
40 char buffer[256];
41
42 va_start(ap, format);
43 vsnprintf(buffer, sizeof(buffer), format, ap);
44 va_end(ap);
45
46 mesa_loge("%s:%d: FINISHME: %s\n", file, line, buffer);
47 }
48
49 VkResult
__vk_errorf(struct tu_instance * instance,VkResult error,bool always_print,const char * file,int line,const char * format,...)50 __vk_errorf(struct tu_instance *instance,
51 VkResult error,
52 bool always_print,
53 const char *file,
54 int line,
55 const char *format,
56 ...)
57 {
58 va_list ap;
59 char buffer[256];
60
61 const char *error_str = vk_Result_to_str(error);
62
63 #ifndef DEBUG
64 if (!always_print)
65 return error;
66 #endif
67
68 if (format) {
69 va_start(ap, format);
70 vsnprintf(buffer, sizeof(buffer), format, ap);
71 va_end(ap);
72
73 mesa_loge("%s:%d: %s (%s)\n", file, line, buffer, error_str);
74 } else {
75 mesa_loge("%s:%d: %s\n", file, line, error_str);
76 }
77
78 return error;
79 }
80
81 static void
tu_tiling_config_update_tile_layout(struct tu_framebuffer * fb,const struct tu_device * dev,const struct tu_render_pass * pass)82 tu_tiling_config_update_tile_layout(struct tu_framebuffer *fb,
83 const struct tu_device *dev,
84 const struct tu_render_pass *pass)
85 {
86 const uint32_t tile_align_w = pass->tile_align_w;
87 const uint32_t tile_align_h = dev->physical_device->info.tile_align_h;
88 const uint32_t max_tile_width = 1024;
89
90 /* start from 1 tile */
91 fb->tile_count = (VkExtent2D) {
92 .width = 1,
93 .height = 1,
94 };
95 fb->tile0 = (VkExtent2D) {
96 .width = util_align_npot(fb->width, tile_align_w),
97 .height = align(fb->height, tile_align_h),
98 };
99
100 if (unlikely(dev->physical_device->instance->debug_flags & TU_DEBUG_FORCEBIN)) {
101 /* start with 2x2 tiles */
102 fb->tile_count.width = 2;
103 fb->tile_count.height = 2;
104 fb->tile0.width = util_align_npot(DIV_ROUND_UP(fb->width, 2), tile_align_w);
105 fb->tile0.height = align(DIV_ROUND_UP(fb->height, 2), tile_align_h);
106 }
107
108 /* do not exceed max tile width */
109 while (fb->tile0.width > max_tile_width) {
110 fb->tile_count.width++;
111 fb->tile0.width =
112 util_align_npot(DIV_ROUND_UP(fb->width, fb->tile_count.width), tile_align_w);
113 }
114
115 /* will force to sysmem, don't bother trying to have a valid tile config
116 * TODO: just skip all GMEM stuff when sysmem is forced?
117 */
118 if (!pass->gmem_pixels)
119 return;
120
121 /* do not exceed gmem size */
122 while (fb->tile0.width * fb->tile0.height > pass->gmem_pixels) {
123 if (fb->tile0.width > MAX2(tile_align_w, fb->tile0.height)) {
124 fb->tile_count.width++;
125 fb->tile0.width =
126 util_align_npot(DIV_ROUND_UP(fb->width, fb->tile_count.width), tile_align_w);
127 } else {
128 /* if this assert fails then layout is impossible.. */
129 assert(fb->tile0.height > tile_align_h);
130 fb->tile_count.height++;
131 fb->tile0.height =
132 align(DIV_ROUND_UP(fb->height, fb->tile_count.height), tile_align_h);
133 }
134 }
135 }
136
137 static void
tu_tiling_config_update_pipe_layout(struct tu_framebuffer * fb,const struct tu_device * dev)138 tu_tiling_config_update_pipe_layout(struct tu_framebuffer *fb,
139 const struct tu_device *dev)
140 {
141 const uint32_t max_pipe_count = 32; /* A6xx */
142
143 /* start from 1 tile per pipe */
144 fb->pipe0 = (VkExtent2D) {
145 .width = 1,
146 .height = 1,
147 };
148 fb->pipe_count = fb->tile_count;
149
150 while (fb->pipe_count.width * fb->pipe_count.height > max_pipe_count) {
151 if (fb->pipe0.width < fb->pipe0.height) {
152 fb->pipe0.width += 1;
153 fb->pipe_count.width =
154 DIV_ROUND_UP(fb->tile_count.width, fb->pipe0.width);
155 } else {
156 fb->pipe0.height += 1;
157 fb->pipe_count.height =
158 DIV_ROUND_UP(fb->tile_count.height, fb->pipe0.height);
159 }
160 }
161 }
162
163 static void
tu_tiling_config_update_pipes(struct tu_framebuffer * fb,const struct tu_device * dev)164 tu_tiling_config_update_pipes(struct tu_framebuffer *fb,
165 const struct tu_device *dev)
166 {
167 const uint32_t max_pipe_count = 32; /* A6xx */
168 const uint32_t used_pipe_count =
169 fb->pipe_count.width * fb->pipe_count.height;
170 const VkExtent2D last_pipe = {
171 .width = (fb->tile_count.width - 1) % fb->pipe0.width + 1,
172 .height = (fb->tile_count.height - 1) % fb->pipe0.height + 1,
173 };
174
175 assert(used_pipe_count <= max_pipe_count);
176 assert(max_pipe_count <= ARRAY_SIZE(fb->pipe_config));
177
178 for (uint32_t y = 0; y < fb->pipe_count.height; y++) {
179 for (uint32_t x = 0; x < fb->pipe_count.width; x++) {
180 const uint32_t pipe_x = fb->pipe0.width * x;
181 const uint32_t pipe_y = fb->pipe0.height * y;
182 const uint32_t pipe_w = (x == fb->pipe_count.width - 1)
183 ? last_pipe.width
184 : fb->pipe0.width;
185 const uint32_t pipe_h = (y == fb->pipe_count.height - 1)
186 ? last_pipe.height
187 : fb->pipe0.height;
188 const uint32_t n = fb->pipe_count.width * y + x;
189
190 fb->pipe_config[n] = A6XX_VSC_PIPE_CONFIG_REG_X(pipe_x) |
191 A6XX_VSC_PIPE_CONFIG_REG_Y(pipe_y) |
192 A6XX_VSC_PIPE_CONFIG_REG_W(pipe_w) |
193 A6XX_VSC_PIPE_CONFIG_REG_H(pipe_h);
194 fb->pipe_sizes[n] = CP_SET_BIN_DATA5_0_VSC_SIZE(pipe_w * pipe_h);
195 }
196 }
197
198 memset(fb->pipe_config + used_pipe_count, 0,
199 sizeof(uint32_t) * (max_pipe_count - used_pipe_count));
200 }
201
202 void
tu_framebuffer_tiling_config(struct tu_framebuffer * fb,const struct tu_device * device,const struct tu_render_pass * pass)203 tu_framebuffer_tiling_config(struct tu_framebuffer *fb,
204 const struct tu_device *device,
205 const struct tu_render_pass *pass)
206 {
207 tu_tiling_config_update_tile_layout(fb, device, pass);
208 tu_tiling_config_update_pipe_layout(fb, device);
209 tu_tiling_config_update_pipes(fb, device);
210 }
211