xref: /aosp_15_r20/external/mesa3d/src/imagination/common/pvr_debug.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
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 #include <stdint.h>
25 
26 #include "util/u_debug.h"
27 #include "pvr_debug.h"
28 
29 uint32_t PVR_DEBUG = 0;
30 
31 /* clang-format off */
32 static const struct debug_named_value debug_control[] = {
33    { "cs", PVR_DEBUG_DUMP_CONTROL_STREAM,
34      "Dump the contents of the control stream buffer on every job submit." },
35    { "bo_track", PVR_DEBUG_TRACK_BOS,
36      "Track all buffer objects with at least one reference." },
37    { "vk_desc", PVR_DEBUG_VK_DUMP_DESCRIPTOR_SET_LAYOUT,
38      "Dump descriptor set and pipeline layouts." },
39    { "info", PVR_DEBUG_INFO,
40      "Display information about the driver and device." },
41    DEBUG_NAMED_VALUE_END
42 };
43 /* clang-format on */
44 
45 DEBUG_GET_ONCE_FLAGS_OPTION(pvr_debug, "PVR_DEBUG", debug_control, 0)
46 
47 #define PVR_DEBUG_SET(x) PVR_DEBUG |= (PVR_DEBUG_##x)
48 
pvr_process_debug_variable(void)49 void pvr_process_debug_variable(void)
50 {
51    PVR_DEBUG = debug_get_option_pvr_debug();
52 
53    /* Perform any automatic selections. For example, if one debug option
54     * implies another it should be set here.
55     */
56 
57    if (PVR_IS_DEBUG_SET(DUMP_CONTROL_STREAM))
58       PVR_DEBUG_SET(TRACK_BOS);
59 }
60