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
37static 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. */
66void 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