1 /*
2  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
3  * Copyright 2011 Marek Olšák <maraeo@gmail.com>
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * on the rights to use, copy, modify, merge, publish, distribute, sub
9  * license, and/or sell copies of the Software, and to permit persons to whom
10  * the Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23 
24 #include "r300_chipset.h"
25 #include "radeon/radeon_winsys.h"
26 
27 #include "util/u_debug.h"
28 #include "util/u_memory.h"
29 #include "os/os_process.h"
30 
31 #include <stdio.h>
32 #include <errno.h>
33 
34 /* r300_chipset: A file all to itself for deducing the various properties of
35  * Radeons. */
36 
r300_apply_hyperz_blacklist(struct r300_capabilities * caps)37 static void r300_apply_hyperz_blacklist(struct r300_capabilities* caps)
38 {
39     static const char *list[] = {
40         "X",    /* the DDX or indirect rendering */
41         "Xorg", /* (alternative name) */
42         "check_gl_texture_size", /* compiz */
43         "Compiz",
44         "gnome-session-check-accelerated-helper",
45         "gnome-shell",
46         "kwin_opengl_test",
47         "kwin",
48         "firefox",
49     };
50     int i;
51     char proc_name[128];
52 
53     if (!os_get_process_name(proc_name, sizeof(proc_name)))
54         return;
55 
56     for (i = 0; i < ARRAY_SIZE(list); i++) {
57         if (strcmp(list[i], proc_name) == 0) {
58             caps->zmask_ram = 0;
59             caps->hiz_ram = 0;
60             break;
61         }
62     }
63 }
64 
65 /* Parse a PCI ID and fill an r300_capabilities struct with information. */
r300_parse_chipset(uint32_t pci_id,struct r300_capabilities * caps)66 void r300_parse_chipset(uint32_t pci_id, struct r300_capabilities* caps)
67 {
68     switch (pci_id) {
69 #define CHIPSET(pci_id, name, chipfamily) \
70         case pci_id: \
71             caps->family = CHIP_##chipfamily; \
72             break;
73 #include "pci_ids/r300_pci_ids.h"
74 #undef CHIPSET
75 
76     default:
77         fprintf(stderr, "r300: Warning: Unknown chipset 0x%x\nAborting...",
78                 pci_id);
79         abort();
80     }
81 
82     /* Defaults. */
83     caps->high_second_pipe = FALSE;
84     caps->num_vert_fpus = 0;
85     caps->hiz_ram = 0;
86     caps->zmask_ram = 0;
87     caps->has_cmask = FALSE;
88 
89 
90     switch (caps->family) {
91     case CHIP_R300:
92     case CHIP_R350:
93         caps->high_second_pipe = TRUE;
94         caps->num_vert_fpus = 4;
95         caps->has_cmask = TRUE; /* guessed because there is also HiZ */
96         caps->hiz_ram = R300_HIZ_LIMIT;
97         caps->zmask_ram = PIPE_ZMASK_SIZE;
98         break;
99 
100     case CHIP_RV350:
101     case CHIP_RV370:
102         caps->high_second_pipe = TRUE;
103         caps->num_vert_fpus = 2;
104         caps->zmask_ram = RV3xx_ZMASK_SIZE;
105         break;
106 
107     case CHIP_RV380:
108         caps->high_second_pipe = TRUE;
109         caps->num_vert_fpus = 2;
110         caps->has_cmask = TRUE; /* guessed because there is also HiZ */
111         caps->hiz_ram = R300_HIZ_LIMIT;
112         caps->zmask_ram = RV3xx_ZMASK_SIZE;
113         break;
114 
115     case CHIP_RS400:
116     case CHIP_RS600:
117     case CHIP_RS690:
118     case CHIP_RS740:
119         break;
120 
121     case CHIP_RC410:
122     case CHIP_RS480:
123         caps->zmask_ram = RV3xx_ZMASK_SIZE;
124         break;
125 
126     case CHIP_R420:
127     case CHIP_R423:
128     case CHIP_R430:
129     case CHIP_R480:
130     case CHIP_R481:
131     case CHIP_RV410:
132         caps->num_vert_fpus = 6;
133         caps->has_cmask = TRUE; /* guessed because there is also HiZ */
134         caps->hiz_ram = R300_HIZ_LIMIT;
135         caps->zmask_ram = PIPE_ZMASK_SIZE;
136         break;
137 
138     case CHIP_R520:
139         caps->num_vert_fpus = 8;
140         caps->has_cmask = TRUE;
141         caps->hiz_ram = R300_HIZ_LIMIT;
142         caps->zmask_ram = PIPE_ZMASK_SIZE;
143         break;
144 
145     case CHIP_RV515:
146         caps->num_vert_fpus = 2;
147         caps->has_cmask = TRUE;
148         caps->hiz_ram = R300_HIZ_LIMIT;
149         caps->zmask_ram = PIPE_ZMASK_SIZE;
150         break;
151 
152     case CHIP_RV530:
153         caps->num_vert_fpus = 5;
154         caps->has_cmask = TRUE;
155         caps->hiz_ram = RV530_HIZ_LIMIT;
156         caps->zmask_ram = PIPE_ZMASK_SIZE;
157         break;
158 
159     case CHIP_R580:
160     case CHIP_RV560:
161     case CHIP_RV570:
162         caps->num_vert_fpus = 8;
163         caps->has_cmask = TRUE;
164         caps->hiz_ram = RV530_HIZ_LIMIT;
165         caps->zmask_ram = PIPE_ZMASK_SIZE;
166         break;
167     }
168 
169     caps->num_tex_units = 16;
170     caps->is_r400 = caps->family >= CHIP_R420 && caps->family < CHIP_RV515;
171     caps->is_r500 = caps->family >= CHIP_RV515;
172     caps->is_rv350 = caps->family >= CHIP_RV350;
173     caps->z_compress = caps->is_rv350 ? R300_ZCOMP_8X8 : R300_ZCOMP_4X4;
174     caps->dxtc_swizzle = caps->is_r400 || caps->is_r500;
175     caps->has_us_format = caps->family == CHIP_R520;
176     caps->has_tcl = caps->num_vert_fpus > 0;
177 
178     if (caps->has_tcl) {
179         caps->has_tcl = debug_get_bool_option("RADEON_NO_TCL", FALSE) ? FALSE : TRUE;
180     }
181 
182     r300_apply_hyperz_blacklist(caps);
183 }
184