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gallium/u_tests: test sync_file fences

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This should be sufficient for testing all kernel/libdrm/radeonsi codepaths
that are used by radeonsi.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák
2017-09-28 21:46:33 +02:00
parent 598d613dc3
commit d50ead53b8
1 changed files with 101 additions and 0 deletions
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101
src/gallium/auxiliary/util/u_tests.c
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@@ -490,6 +490,106 @@ null_fragment_shader(struct pipe_context *ctx)
util_report_result(qresult.u64 == 2);
}
#ifdef PIPE_OS_LINUX
#include <libsync.h>
#else
#define sync_merge(str, fd1, fd2) (-1)
#define sync_wait(fd, timeout) (-1)
#endif
static void
test_sync_file_fences(struct pipe_context *ctx)
{
struct pipe_screen *screen = ctx->screen;
bool pass = true;
if (!screen->get_param(screen, PIPE_CAP_NATIVE_FENCE_FD))
return;
struct cso_context *cso = cso_create_context(ctx, 0);
struct pipe_resource *buf =
pipe_buffer_create(screen, 0, PIPE_USAGE_DEFAULT, 1024 * 1024);
struct pipe_resource *tex =
util_create_texture2d(screen, 4096, 1024, PIPE_FORMAT_R8_UNORM);
struct pipe_fence_handle *buf_fence = NULL, *tex_fence = NULL;
/* Run 2 clears, get fencess. */
uint32_t value = 0;
ctx->clear_buffer(ctx, buf, 0, buf->width0, &value, sizeof(value));
ctx->flush(ctx, &buf_fence, PIPE_FLUSH_FENCE_FD);
struct pipe_box box;
u_box_2d(0, 0, tex->width0, tex->height0, &box);
ctx->clear_texture(ctx, tex, 0, &box, &value);
ctx->flush(ctx, &tex_fence, PIPE_FLUSH_FENCE_FD);
pass = pass && buf_fence && tex_fence;
/* Export fences. */
int buf_fd = screen->fence_get_fd(screen, buf_fence);
int tex_fd = screen->fence_get_fd(screen, tex_fence);
pass = pass && buf_fd >= 0 && tex_fd >= 0;
/* Merge fences. */
int merged_fd = sync_merge("test", buf_fd, tex_fd);
pass = pass && merged_fd >= 0;
/* (Re)import all fences. */
struct pipe_fence_handle *re_buf_fence = NULL, *re_tex_fence = NULL;
struct pipe_fence_handle *merged_fence = NULL;
ctx->create_fence_fd(ctx, &re_buf_fence, buf_fd);
ctx->create_fence_fd(ctx, &re_tex_fence, tex_fd);
ctx->create_fence_fd(ctx, &merged_fence, merged_fd);
pass = pass && re_buf_fence && re_tex_fence && merged_fence;
/* Run another clear after waiting for everything. */
struct pipe_fence_handle *final_fence = NULL;
ctx->fence_server_sync(ctx, merged_fence);
value = 0xff;
ctx->clear_buffer(ctx, buf, 0, buf->width0, &value, sizeof(value));
ctx->flush(ctx, &final_fence, PIPE_FLUSH_FENCE_FD);
pass = pass && final_fence;
/* Wait for the last fence. */
int final_fd = screen->fence_get_fd(screen, final_fence);
pass = pass && final_fd >= 0;
pass = pass && sync_wait(final_fd, -1) == 0;
/* Check that all fences are signalled. */
pass = pass && sync_wait(buf_fd, 0) == 0;
pass = pass && sync_wait(tex_fd, 0) == 0;
pass = pass && sync_wait(merged_fd, 0) == 0;
pass = pass && screen->fence_finish(screen, NULL, buf_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, tex_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, re_buf_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, re_tex_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, merged_fence, 0);
pass = pass && screen->fence_finish(screen, NULL, final_fence, 0);
/* Cleanup. */
if (buf_fd >= 0)
close(buf_fd);
if (tex_fd >= 0)
close(tex_fd);
if (merged_fd >= 0)
close(merged_fd);
if (final_fd >= 0)
close(final_fd);
screen->fence_reference(screen, &buf_fence, NULL);
screen->fence_reference(screen, &tex_fence, NULL);
screen->fence_reference(screen, &re_buf_fence, NULL);
screen->fence_reference(screen, &re_tex_fence, NULL);
screen->fence_reference(screen, &merged_fence, NULL);
screen->fence_reference(screen, &final_fence, NULL);
cso_destroy_context(cso);
pipe_resource_reference(&buf, NULL);
pipe_resource_reference(&tex, NULL);
util_report_result(pass);
}
/**
* Run all tests. This should be run with a clean context after
* context_create.
@@ -504,6 +604,7 @@ util_run_tests(struct pipe_screen *screen)
null_sampler_view(ctx, TGSI_TEXTURE_2D);
null_sampler_view(ctx, TGSI_TEXTURE_BUFFER);
util_test_constant_buffer(ctx, NULL);
test_sync_file_fences(ctx);
ctx->destroy(ctx);