src/amd/vulkan/radv_debug.c

   1 /*
   2  * Copyright © 2016 Red Hat.
   3  * Copyright © 2016 Bas Nieuwenhuizen
   4  *
   5  * based in part on anv driver which is:
   6  * Copyright © 2015 Intel Corporation
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the next
  16  * paragraph) shall be included in all copies or substantial portions of the
  17  * Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  24  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  25  * IN THE SOFTWARE.
  26  */
  27
  28 #include <stdlib.h>
  29 #include <stdio.h>
  30
  31 #include "radv_debug.h"
  32
  33 bool
  34 radv_init_trace(struct radv_device *device)
  35 {
  36         struct radeon_winsys *ws = device->ws;
  37
  38         device->trace_bo = ws->buffer_create(ws, 4096, 8, RADEON_DOMAIN_VRAM,
  39                                              RADEON_FLAG_CPU_ACCESS);
  40         if (!device->trace_bo)
  41                 return false;
  42
  43         device->trace_id_ptr = ws->buffer_map(device->trace_bo);
  44         if (!device->trace_id_ptr)
  45                 return false;
  46
  47         return true;
  48 }
  49
  50 static void
  51 radv_dump_trace(struct radv_device *device, struct radeon_winsys_cs *cs)
  52 {
  53         const char *filename = getenv("RADV_TRACE_FILE");
  54         FILE *f = fopen(filename, "w");
  55
  56         if (!f) {
  57                 fprintf(stderr, "Failed to write trace dump to %s\n", filename);
  58                 return;
  59         }
  60
  61         fprintf(f, "Trace ID: %x\n", *device->trace_id_ptr);
  62         device->ws->cs_dump(cs, f, (const int*)device->trace_id_ptr, 2);
  63         fclose(f);
  64 }
  65
  66 static bool
  67 radv_gpu_hang_occured(struct radv_queue *queue)
  68 {
  69         struct radeon_winsys *ws = queue->device->ws;
  70         enum ring_type ring;
  71
  72         ring = radv_queue_family_to_ring(queue->queue_family_index);
  73
  74         if (!ws->ctx_wait_idle(queue->hw_ctx, ring, queue->queue_idx))
  75                 return true;
  76
  77         return false;
  78 }
  79
  80 void
  81 radv_check_gpu_hangs(struct radv_queue *queue, struct radeon_winsys_cs *cs)
  82 {
  83         if (!radv_gpu_hang_occured(queue))
  84                 return;
  85
  86         radv_dump_trace(queue->device, cs);
  87         abort();
  88 }
  89
  90 void
  91 radv_print_spirv(struct radv_shader_module *module, FILE *fp)
  92 {
  93         char path[] = "/tmp/fileXXXXXX";
  94         char line[2048], command[128];
  95         FILE *p;
  96         int fd;
  97
  98         /* Dump the binary into a temporary file. */
  99         fd = mkstemp(path);
 100         if (fd < 0)
 101                 return;
 102
 103         if (write(fd, module->data, module->size) == -1)
 104                 goto fail;
 105
 106         sprintf(command, "spirv-dis %s", path);
 107
 108         /* Disassemble using spirv-dis if installed. */
 109         p = popen(command, "r");
 110         if (p) {
 111                 while (fgets(line, sizeof(line), p))
 112                         fprintf(fp, "%s", line);
 113                 pclose(p);
 114         }
 115
 116 fail:
 117         close(fd);
 118         unlink(path);
 119 }