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/*
* Copyright © 2016 Red Hat.
* Copyright © 2016 Bas Nieuwenhuizen
*
* based in part on anv driver which is:
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <stdlib.h>
#include <stdio.h>
#include "ac_debug.h"
#include "radv_debug.h"
#include "radv_shader.h"
#define TRACE_BO_SIZE 4096
/* Trace BO layout (offsets are 4 bytes):
*
* [0]: primary trace ID
* [1]: secondary trace ID
* [2-3]: 64-bit GFX pipeline pointer
* [4-5]: 64-bit COMPUTE pipeline pointer
*/
bool
radv_init_trace(struct radv_device *device)
{
struct radeon_winsys *ws = device->ws;
device->trace_bo = ws->buffer_create(ws, TRACE_BO_SIZE, 8,
RADEON_DOMAIN_VRAM,
RADEON_FLAG_CPU_ACCESS);
if (!device->trace_bo)
return false;
device->trace_id_ptr = ws->buffer_map(device->trace_bo);
if (!device->trace_id_ptr)
return false;
memset(device->trace_id_ptr, 0, TRACE_BO_SIZE);
ac_vm_fault_occured(device->physical_device->rad_info.chip_class,
&device->dmesg_timestamp, NULL);
return true;
}
static void
radv_dump_trace(struct radv_device *device, struct radeon_winsys_cs *cs)
{
const char *filename = getenv("RADV_TRACE_FILE");
FILE *f = fopen(filename, "w");
if (!f) {
fprintf(stderr, "Failed to write trace dump to %s\n", filename);
return;
}
fprintf(f, "Trace ID: %x\n", *device->trace_id_ptr);
device->ws->cs_dump(cs, f, (const int*)device->trace_id_ptr, 2);
fclose(f);
}
static bool
radv_gpu_hang_occured(struct radv_queue *queue)
{
struct radeon_winsys *ws = queue->device->ws;
enum ring_type ring;
ring = radv_queue_family_to_ring(queue->queue_family_index);
if (!ws->ctx_wait_idle(queue->hw_ctx, ring, queue->queue_idx))
return true;
return false;
}
void
radv_check_gpu_hangs(struct radv_queue *queue, struct radeon_winsys_cs *cs)
{
struct radv_device *device = queue->device;
uint64_t addr;
bool hang_occurred = radv_gpu_hang_occured(queue);
bool vm_fault_occurred = false;
if (queue->device->instance->debug_flags & RADV_DEBUG_VM_FAULTS)
vm_fault_occurred = ac_vm_fault_occured(device->physical_device->rad_info.chip_class,
&device->dmesg_timestamp, &addr);
if (!hang_occurred && !vm_fault_occurred)
return;
if (vm_fault_occurred) {
fprintf(stderr, "VM fault report.\n\n");
fprintf(stderr, "Failing VM page: 0x%08"PRIx64"\n\n", addr);
}
radv_dump_trace(queue->device, cs);
abort();
}
void
radv_print_spirv(struct radv_shader_module *module, FILE *fp)
{
char path[] = "/tmp/fileXXXXXX";
char line[2048], command[128];
FILE *p;
int fd;
/* Dump the binary into a temporary file. */
fd = mkstemp(path);
if (fd < 0)
return;
if (write(fd, module->data, module->size) == -1)
goto fail;
sprintf(command, "spirv-dis %s", path);
/* Disassemble using spirv-dis if installed. */
p = popen(command, "r");
if (p) {
while (fgets(line, sizeof(line), p))
fprintf(fp, "%s", line);
pclose(p);
}
fail:
close(fd);
unlink(path);
}
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