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path: root/src/gallium/drivers/ddebug/dd_draw.c
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-rw-r--r--src/gallium/drivers/ddebug/dd_draw.c449
1 files changed, 449 insertions, 0 deletions
diff --git a/src/gallium/drivers/ddebug/dd_draw.c b/src/gallium/drivers/ddebug/dd_draw.c
index 836f812296c..a54cecb5f08 100644
--- a/src/gallium/drivers/ddebug/dd_draw.c
+++ b/src/gallium/drivers/ddebug/dd_draw.c
@@ -29,7 +29,14 @@
#include "util/u_dump.h"
#include "util/u_format.h"
+#include "util/u_framebuffer.h"
+#include "util/u_helpers.h"
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+#include "tgsi/tgsi_parse.h"
#include "tgsi/tgsi_scan.h"
+#include "os/os_time.h"
+#include <inttypes.h>
static FILE *
@@ -570,6 +577,444 @@ dd_flush_and_handle_hang(struct dd_context *dctx,
}
static void
+dd_unreference_copy_of_call(struct dd_call *dst)
+{
+ switch (dst->type) {
+ case CALL_DRAW_VBO:
+ pipe_so_target_reference(&dst->info.draw_vbo.count_from_stream_output, NULL);
+ pipe_resource_reference(&dst->info.draw_vbo.indirect, NULL);
+ pipe_resource_reference(&dst->info.draw_vbo.indirect_params, NULL);
+ break;
+ case CALL_LAUNCH_GRID:
+ pipe_resource_reference(&dst->info.launch_grid.indirect, NULL);
+ break;
+ case CALL_RESOURCE_COPY_REGION:
+ pipe_resource_reference(&dst->info.resource_copy_region.dst, NULL);
+ pipe_resource_reference(&dst->info.resource_copy_region.src, NULL);
+ break;
+ case CALL_BLIT:
+ pipe_resource_reference(&dst->info.blit.dst.resource, NULL);
+ pipe_resource_reference(&dst->info.blit.src.resource, NULL);
+ break;
+ case CALL_FLUSH_RESOURCE:
+ pipe_resource_reference(&dst->info.flush_resource, NULL);
+ break;
+ case CALL_CLEAR:
+ break;
+ case CALL_CLEAR_BUFFER:
+ pipe_resource_reference(&dst->info.clear_buffer.res, NULL);
+ break;
+ case CALL_CLEAR_RENDER_TARGET:
+ break;
+ case CALL_CLEAR_DEPTH_STENCIL:
+ break;
+ case CALL_GENERATE_MIPMAP:
+ pipe_resource_reference(&dst->info.generate_mipmap.res, NULL);
+ break;
+ }
+}
+
+static void
+dd_copy_call(struct dd_call *dst, struct dd_call *src)
+{
+ dst->type = src->type;
+
+ switch (src->type) {
+ case CALL_DRAW_VBO:
+ pipe_so_target_reference(&dst->info.draw_vbo.count_from_stream_output,
+ src->info.draw_vbo.count_from_stream_output);
+ pipe_resource_reference(&dst->info.draw_vbo.indirect,
+ src->info.draw_vbo.indirect);
+ pipe_resource_reference(&dst->info.draw_vbo.indirect_params,
+ src->info.draw_vbo.indirect_params);
+ dst->info.draw_vbo = src->info.draw_vbo;
+ break;
+ case CALL_LAUNCH_GRID:
+ pipe_resource_reference(&dst->info.launch_grid.indirect,
+ src->info.launch_grid.indirect);
+ dst->info.launch_grid = src->info.launch_grid;
+ break;
+ case CALL_RESOURCE_COPY_REGION:
+ pipe_resource_reference(&dst->info.resource_copy_region.dst,
+ src->info.resource_copy_region.dst);
+ pipe_resource_reference(&dst->info.resource_copy_region.src,
+ src->info.resource_copy_region.src);
+ dst->info.resource_copy_region = src->info.resource_copy_region;
+ break;
+ case CALL_BLIT:
+ pipe_resource_reference(&dst->info.blit.dst.resource,
+ src->info.blit.dst.resource);
+ pipe_resource_reference(&dst->info.blit.src.resource,
+ src->info.blit.src.resource);
+ dst->info.blit = src->info.blit;
+ break;
+ case CALL_FLUSH_RESOURCE:
+ pipe_resource_reference(&dst->info.flush_resource,
+ src->info.flush_resource);
+ break;
+ case CALL_CLEAR:
+ dst->info.clear = src->info.clear;
+ break;
+ case CALL_CLEAR_BUFFER:
+ pipe_resource_reference(&dst->info.clear_buffer.res,
+ src->info.clear_buffer.res);
+ dst->info.clear_buffer = src->info.clear_buffer;
+ break;
+ case CALL_CLEAR_RENDER_TARGET:
+ break;
+ case CALL_CLEAR_DEPTH_STENCIL:
+ break;
+ case CALL_GENERATE_MIPMAP:
+ pipe_resource_reference(&dst->info.generate_mipmap.res,
+ src->info.generate_mipmap.res);
+ dst->info.generate_mipmap = src->info.generate_mipmap;
+ break;
+ }
+}
+
+static void
+dd_init_copy_of_draw_state(struct dd_draw_state_copy *state)
+{
+ unsigned i,j;
+
+ /* Just clear pointers to gallium objects. Don't clear the whole structure,
+ * because it would kill performance with its size of 130 KB.
+ */
+ memset(&state->base.index_buffer, 0,
+ sizeof(state->base.index_buffer));
+ memset(state->base.vertex_buffers, 0,
+ sizeof(state->base.vertex_buffers));
+ memset(state->base.so_targets, 0,
+ sizeof(state->base.so_targets));
+ memset(state->base.constant_buffers, 0,
+ sizeof(state->base.constant_buffers));
+ memset(state->base.sampler_views, 0,
+ sizeof(state->base.sampler_views));
+ memset(state->base.shader_images, 0,
+ sizeof(state->base.shader_images));
+ memset(state->base.shader_buffers, 0,
+ sizeof(state->base.shader_buffers));
+ memset(&state->base.framebuffer_state, 0,
+ sizeof(state->base.framebuffer_state));
+
+ memset(state->shaders, 0, sizeof(state->shaders));
+
+ state->base.render_cond.query = &state->render_cond;
+
+ for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+ state->base.shaders[i] = &state->shaders[i];
+ for (j = 0; j < PIPE_MAX_SAMPLERS; j++)
+ state->base.sampler_states[i][j] = &state->sampler_states[i][j];
+ }
+
+ state->base.velems = &state->velems;
+ state->base.rs = &state->rs;
+ state->base.dsa = &state->dsa;
+ state->base.blend = &state->blend;
+}
+
+static void
+dd_unreference_copy_of_draw_state(struct dd_draw_state_copy *state)
+{
+ struct dd_draw_state *dst = &state->base;
+ unsigned i,j;
+
+ util_set_index_buffer(&dst->index_buffer, NULL);
+
+ for (i = 0; i < ARRAY_SIZE(dst->vertex_buffers); i++)
+ pipe_resource_reference(&dst->vertex_buffers[i].buffer, NULL);
+ for (i = 0; i < ARRAY_SIZE(dst->so_targets); i++)
+ pipe_so_target_reference(&dst->so_targets[i], NULL);
+
+ for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+ if (dst->shaders[i])
+ tgsi_free_tokens(dst->shaders[i]->state.shader.tokens);
+
+ for (j = 0; j < PIPE_MAX_CONSTANT_BUFFERS; j++)
+ pipe_resource_reference(&dst->constant_buffers[i][j].buffer, NULL);
+ for (j = 0; j < PIPE_MAX_SAMPLERS; j++)
+ pipe_sampler_view_reference(&dst->sampler_views[i][j], NULL);
+ for (j = 0; j < PIPE_MAX_SHADER_IMAGES; j++)
+ pipe_resource_reference(&dst->shader_images[i][j].resource, NULL);
+ for (j = 0; j < PIPE_MAX_SHADER_BUFFERS; j++)
+ pipe_resource_reference(&dst->shader_buffers[i][j].buffer, NULL);
+ }
+
+ util_unreference_framebuffer_state(&dst->framebuffer_state);
+}
+
+static void
+dd_copy_draw_state(struct dd_draw_state *dst, struct dd_draw_state *src)
+{
+ unsigned i,j;
+
+ if (src->render_cond.query) {
+ *dst->render_cond.query = *src->render_cond.query;
+ dst->render_cond.condition = src->render_cond.condition;
+ dst->render_cond.mode = src->render_cond.mode;
+ } else {
+ dst->render_cond.query = NULL;
+ }
+
+ util_set_index_buffer(&dst->index_buffer, &src->index_buffer);
+
+ for (i = 0; i < ARRAY_SIZE(src->vertex_buffers); i++) {
+ pipe_resource_reference(&dst->vertex_buffers[i].buffer,
+ src->vertex_buffers[i].buffer);
+ memcpy(&dst->vertex_buffers[i], &src->vertex_buffers[i],
+ sizeof(src->vertex_buffers[i]));
+ }
+
+ dst->num_so_targets = src->num_so_targets;
+ for (i = 0; i < ARRAY_SIZE(src->so_targets); i++)
+ pipe_so_target_reference(&dst->so_targets[i], src->so_targets[i]);
+ memcpy(dst->so_offsets, src->so_offsets, sizeof(src->so_offsets));
+
+ for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+ if (!src->shaders[i]) {
+ dst->shaders[i] = NULL;
+ continue;
+ }
+
+ if (src->shaders[i]) {
+ dst->shaders[i]->state.shader = src->shaders[i]->state.shader;
+ dst->shaders[i]->state.shader.tokens =
+ tgsi_dup_tokens(src->shaders[i]->state.shader.tokens);
+ } else {
+ dst->shaders[i] = NULL;
+ }
+
+ for (j = 0; j < PIPE_MAX_CONSTANT_BUFFERS; j++) {
+ pipe_resource_reference(&dst->constant_buffers[i][j].buffer,
+ src->constant_buffers[i][j].buffer);
+ memcpy(&dst->constant_buffers[i][j], &src->constant_buffers[i][j],
+ sizeof(src->constant_buffers[i][j]));
+ }
+
+ for (j = 0; j < PIPE_MAX_SAMPLERS; j++) {
+ pipe_sampler_view_reference(&dst->sampler_views[i][j],
+ src->sampler_views[i][j]);
+ if (src->sampler_states[i][j])
+ dst->sampler_states[i][j]->state.sampler =
+ src->sampler_states[i][j]->state.sampler;
+ else
+ dst->sampler_states[i][j] = NULL;
+ }
+ /* TODO: shader buffers & images */
+ }
+
+ if (src->velems)
+ dst->velems->state.velems = src->velems->state.velems;
+ else
+ dst->velems = NULL;
+
+ if (src->rs)
+ dst->rs->state.rs = src->rs->state.rs;
+ else
+ dst->rs = NULL;
+
+ if (src->dsa)
+ dst->dsa->state.dsa = src->dsa->state.dsa;
+ else
+ dst->dsa = NULL;
+
+ if (src->blend)
+ dst->blend->state.blend = src->blend->state.blend;
+ else
+ dst->blend = NULL;
+
+ dst->blend_color = src->blend_color;
+ dst->stencil_ref = src->stencil_ref;
+ dst->sample_mask = src->sample_mask;
+ dst->min_samples = src->min_samples;
+ dst->clip_state = src->clip_state;
+ util_copy_framebuffer_state(&dst->framebuffer_state, &src->framebuffer_state);
+ memcpy(dst->scissors, src->scissors, sizeof(src->scissors));
+ memcpy(dst->viewports, src->viewports, sizeof(src->viewports));
+ memcpy(dst->tess_default_levels, src->tess_default_levels,
+ sizeof(src->tess_default_levels));
+ dst->apitrace_call_number = src->apitrace_call_number;
+}
+
+static void
+dd_free_record(struct dd_draw_record **record)
+{
+ struct dd_draw_record *next = (*record)->next;
+
+ dd_unreference_copy_of_call(&(*record)->call);
+ dd_unreference_copy_of_draw_state(&(*record)->draw_state);
+ FREE((*record)->driver_state_log);
+ FREE(*record);
+ *record = next;
+}
+
+static void
+dd_dump_record(struct dd_context *dctx, struct dd_draw_record *record,
+ uint32_t hw_sequence_no, int64_t now)
+{
+ FILE *f = dd_get_file_stream(dd_screen(dctx->base.screen),
+ record->draw_state.base.apitrace_call_number);
+ if (!f)
+ return;
+
+ fprintf(f, "Draw call sequence # = %u\n", record->sequence_no);
+ fprintf(f, "HW reached sequence # = %u\n", hw_sequence_no);
+ fprintf(f, "Elapsed time = %"PRIi64" ms\n\n",
+ (now - record->timestamp) / 1000);
+
+ dd_dump_call(f, &record->draw_state.base, &record->call);
+ fprintf(f, "%s\n", record->driver_state_log);
+
+ dctx->pipe->dump_debug_state(dctx->pipe, f,
+ PIPE_DUMP_DEVICE_STATUS_REGISTERS);
+ dd_dump_dmesg(f);
+ fclose(f);
+}
+
+PIPE_THREAD_ROUTINE(dd_thread_pipelined_hang_detect, input)
+{
+ struct dd_context *dctx = (struct dd_context *)input;
+ struct dd_screen *dscreen = dd_screen(dctx->base.screen);
+
+ pipe_mutex_lock(dctx->mutex);
+
+ while (!dctx->kill_thread) {
+ struct dd_draw_record **record = &dctx->records;
+
+ /* Loop over all records. */
+ while (*record) {
+ int64_t now;
+
+ /* If the fence has been signalled, release the record and all older
+ * records.
+ */
+ if (*dctx->mapped_fence >= (*record)->sequence_no) {
+ while (*record)
+ dd_free_record(record);
+ break;
+ }
+
+ /* The fence hasn't been signalled. Check the timeout. */
+ now = os_time_get();
+ if (os_time_timeout((*record)->timestamp,
+ (*record)->timestamp + dscreen->timeout_ms * 1000,
+ now)) {
+ fprintf(stderr, "GPU hang detected.\n");
+
+ /* Get the oldest unsignalled draw call. */
+ while ((*record)->next &&
+ *dctx->mapped_fence < (*record)->next->sequence_no)
+ record = &(*record)->next;
+
+ dd_dump_record(dctx, *record, *dctx->mapped_fence, now);
+ dd_kill_process();
+ }
+
+ record = &(*record)->next;
+ }
+
+ /* Unlock and sleep before starting all over again. */
+ pipe_mutex_unlock(dctx->mutex);
+ os_time_sleep(10000); /* 10 ms */
+ pipe_mutex_lock(dctx->mutex);
+ }
+
+ /* Thread termination. */
+ while (dctx->records)
+ dd_free_record(&dctx->records);
+
+ pipe_mutex_unlock(dctx->mutex);
+ return 0;
+}
+
+static char *
+dd_get_driver_shader_log(struct dd_context *dctx)
+{
+ FILE *f;
+ char *buf;
+ int written_bytes;
+
+ if (!dctx->max_log_buffer_size)
+ dctx->max_log_buffer_size = 16 * 1024;
+
+ /* Keep increasing the buffer size until there is enough space.
+ *
+ * open_memstream can resize automatically, but it's VERY SLOW.
+ * fmemopen is much faster.
+ */
+ while (1) {
+ buf = malloc(dctx->max_log_buffer_size);
+ buf[0] = 0;
+
+ f = fmemopen(buf, dctx->max_log_buffer_size, "a");
+ if (!f) {
+ free(buf);
+ return NULL;
+ }
+
+ dd_dump_driver_state(dctx, f, PIPE_DUMP_CURRENT_SHADERS);
+ written_bytes = ftell(f);
+ fclose(f);
+
+ /* Return if the backing buffer is large enough. */
+ if (written_bytes < dctx->max_log_buffer_size - 1)
+ break;
+
+ /* Try again. */
+ free(buf);
+ dctx->max_log_buffer_size *= 2;
+ }
+
+ return buf;
+}
+
+static void
+dd_pipelined_process_draw(struct dd_context *dctx, struct dd_call *call)
+{
+ struct pipe_context *pipe = dctx->pipe;
+ struct dd_draw_record *record;
+ char *log;
+
+ /* Make a record of the draw call. */
+ record = MALLOC_STRUCT(dd_draw_record);
+ if (!record)
+ return;
+
+ /* Create the log. */
+ log = dd_get_driver_shader_log(dctx);
+ if (!log) {
+ FREE(record);
+ return;
+ }
+
+ /* Update the fence with the GPU.
+ *
+ * radeonsi/clear_buffer waits in the command processor until shaders are
+ * idle before writing to memory. That's a necessary condition for isolating
+ * draw calls.
+ */
+ dctx->sequence_no++;
+ pipe->clear_buffer(pipe, dctx->fence, 0, 4, &dctx->sequence_no, 4);
+
+ /* Initialize the record. */
+ record->timestamp = os_time_get();
+ record->sequence_no = dctx->sequence_no;
+ record->driver_state_log = log;
+
+ memset(&record->call, 0, sizeof(record->call));
+ dd_copy_call(&record->call, call);
+
+ dd_init_copy_of_draw_state(&record->draw_state);
+ dd_copy_draw_state(&record->draw_state.base, &dctx->draw_state);
+
+ /* Add the record to the list. */
+ pipe_mutex_lock(dctx->mutex);
+ record->next = dctx->records;
+ dctx->records = record;
+ pipe_mutex_unlock(dctx->mutex);
+}
+
+static void
dd_context_flush(struct pipe_context *_pipe,
struct pipe_fence_handle **fence, unsigned flags)
{
@@ -581,6 +1026,7 @@ dd_context_flush(struct pipe_context *_pipe,
dd_flush_and_handle_hang(dctx, fence, flags,
"GPU hang detected in pipe->flush()");
break;
+ case DD_DETECT_HANGS_PIPELINED: /* nothing to do here */
case DD_DUMP_ALL_CALLS:
case DD_DUMP_APITRACE_CALL:
pipe->flush(pipe, fence, flags);
@@ -625,6 +1071,9 @@ dd_after_draw(struct dd_context *dctx, struct dd_call *call)
dd_kill_process();
}
break;
+ case DD_DETECT_HANGS_PIPELINED:
+ dd_pipelined_process_draw(dctx, call);
+ break;
case DD_DUMP_ALL_CALLS:
if (!dscreen->no_flush)
pipe->flush(pipe, NULL, 0);