diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/util/u_tests.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_tests.c b/src/gallium/auxiliary/util/u_tests.c index 60e77b2e3bc..2e931c0cd01 100644 --- a/src/gallium/auxiliary/util/u_tests.c +++ b/src/gallium/auxiliary/util/u_tests.c @@ -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); |