| /* |
| * Copyright © 2016 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 "igt.h" |
| |
| IGT_TEST_DESCRIPTION("Basic sanity check of execbuf-ioctl rings."); |
| |
| static void noop(int fd, unsigned ring) |
| { |
| uint32_t bbe = MI_BATCH_BUFFER_END; |
| struct drm_i915_gem_execbuffer2 execbuf; |
| struct drm_i915_gem_exec_object2 exec; |
| |
| gem_require_ring(fd, ring); |
| |
| memset(&exec, 0, sizeof(exec)); |
| exec.handle = gem_create(fd, 4096); |
| gem_write(fd, exec.handle, 0, &bbe, sizeof(bbe)); |
| |
| memset(&execbuf, 0, sizeof(execbuf)); |
| execbuf.buffers_ptr = (uintptr_t)&exec; |
| execbuf.buffer_count = 1; |
| execbuf.flags = ring; |
| gem_execbuf(fd, &execbuf); |
| gem_close(fd, exec.handle); |
| } |
| |
| static void readonly(int fd, unsigned ring) |
| { |
| uint32_t bbe = MI_BATCH_BUFFER_END; |
| struct drm_i915_gem_execbuffer2 *execbuf; |
| struct drm_i915_gem_exec_object2 exec; |
| |
| gem_require_ring(fd, ring); |
| |
| memset(&exec, 0, sizeof(exec)); |
| exec.handle = gem_create(fd, 4096); |
| gem_write(fd, exec.handle, 0, &bbe, sizeof(bbe)); |
| |
| execbuf = mmap(NULL, 4096, PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0); |
| igt_assert(execbuf != NULL); |
| |
| execbuf->buffers_ptr = (uintptr_t)&exec; |
| execbuf->buffer_count = 1; |
| execbuf->flags = ring; |
| igt_assert(mprotect(execbuf, 4096, PROT_READ) == 0); |
| |
| gem_execbuf(fd, execbuf); |
| munmap(execbuf, 4096); |
| gem_close(fd, exec.handle); |
| } |
| |
| static void gtt(int fd, unsigned ring) |
| { |
| uint32_t bbe = MI_BATCH_BUFFER_END; |
| struct drm_i915_gem_execbuffer2 *execbuf; |
| struct drm_i915_gem_exec_object2 *exec; |
| uint32_t handle; |
| |
| gem_require_ring(fd, ring); |
| |
| handle = gem_create(fd, 4096); |
| |
| gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); |
| execbuf = gem_mmap__gtt(fd, handle, 4096, PROT_WRITE); |
| exec = (struct drm_i915_gem_exec_object2 *)(execbuf + 1); |
| gem_close(fd, handle); |
| |
| exec->handle = gem_create(fd, 4096); |
| gem_write(fd, exec->handle, 0, &bbe, sizeof(bbe)); |
| |
| execbuf->buffers_ptr = (uintptr_t)exec; |
| execbuf->buffer_count = 1; |
| execbuf->flags = ring; |
| |
| gem_execbuf(fd, execbuf); |
| gem_close(fd, exec->handle); |
| |
| munmap(execbuf, 4096); |
| } |
| |
| igt_main |
| { |
| const struct intel_execution_engine *e; |
| int fd = -1; |
| |
| igt_fixture { |
| fd = drm_open_driver(DRIVER_INTEL); |
| |
| igt_fork_hang_detector(fd); |
| } |
| |
| for (e = intel_execution_engines; e->name; e++) { |
| igt_subtest_f("basic-%s", e->name) |
| noop(fd, e->exec_id | e->flags); |
| igt_subtest_f("readonly-%s", e->name) |
| readonly(fd, e->exec_id | e->flags); |
| igt_subtest_f("gtt-%s", e->name) |
| gtt(fd, e->exec_id | e->flags); |
| } |
| |
| igt_fixture { |
| igt_stop_hang_detector(); |
| close(fd); |
| } |
| } |