diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-03-09 11:35:50 +0000 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-03-09 11:39:42 +0000 |
commit | c684065be080d446018f5fc34de647d8e39d04e0 (patch) | |
tree | 712531781b9a6fb4a47eb976a727e3127bbc90ef | |
parent | 93824f0cd09f7f7fec6366504c46b3ede5223436 (diff) |
igt/gem_exec_store: The simplest batch that does something!
A very simple, the simplest!, batch that can execution on any known
engine that just writes a value into memory.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
-rw-r--r-- | tests/Makefile.sources | 1 | ||||
-rw-r--r-- | tests/gem_exec_store.c | 105 |
2 files changed, 106 insertions, 0 deletions
diff --git a/tests/Makefile.sources b/tests/Makefile.sources index 7dc75d52..7432dbbf 100644 --- a/tests/Makefile.sources +++ b/tests/Makefile.sources @@ -38,6 +38,7 @@ TESTS_progs_M = \ gem_exec_nop \ gem_exec_params \ gem_exec_parse \ + gem_exec_store \ gem_exec_suspend \ gem_exec_reloc \ gem_fenced_exec_thrash \ diff --git a/tests/gem_exec_store.c b/tests/gem_exec_store.c new file mode 100644 index 00000000..b7eb34fd --- /dev/null +++ b/tests/gem_exec_store.c @@ -0,0 +1,105 @@ +/* + * Copyright © 2009 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. + * + */ + +/** @file gem_exec_store.c + * + * Simplest non-NOOP only batch with verification. + */ + +#include "igt.h" +#include "igt_gt.h" + +static void store_dword(int fd, unsigned ring) +{ + const int gen = intel_gen(intel_get_drm_devid(fd)); + struct drm_i915_gem_exec_object2 obj[2]; + struct drm_i915_gem_relocation_entry reloc; + struct drm_i915_gem_execbuffer2 execbuf; + uint32_t batch[16]; + int i; + + gem_require_ring(fd, ring); + igt_skip_on_f(gen == 6 && (ring & ~(3<<13)) == I915_EXEC_BSD, + "MI_STORE_DATA broken on gen6 bsd\n"); + + memset(&execbuf, 0, sizeof(execbuf)); + execbuf.buffers_ptr = (uintptr_t)obj; + execbuf.buffer_count = 2; + execbuf.flags = ring; + if (gen < 6) + execbuf.flags |= I915_EXEC_SECURE; + + memset(obj, 0, sizeof(obj)); + obj[0].handle = gem_create(fd, 4096); + obj[1].handle = gem_create(fd, 4096); + + memset(&reloc, 0, sizeof(reloc)); + reloc.target_handle = obj[0].handle; + reloc.presumed_offset = 0; + reloc.offset = sizeof(uint32_t); + reloc.delta = 0; + reloc.read_domains = I915_GEM_DOMAIN_INSTRUCTION; + reloc.write_domain = I915_GEM_DOMAIN_INSTRUCTION; + obj[1].relocs_ptr = (uintptr_t)&reloc; + obj[1].relocation_count = 1; + + i = 0; + batch[i] = MI_STORE_DWORD_IMM | (gen < 6 ? 1 << 22 : 0); + if (gen >= 8) { + batch[++i] = 0; + batch[++i] = 0; + } else if (gen >= 4) { + batch[++i] = 0; + batch[++i] = 0; + reloc.offset += sizeof(uint32_t); + } else { + batch[i]--; + batch[++i] = 0; + } + batch[++i] = 0xc0ffee; + batch[++i] = MI_BATCH_BUFFER_END; + gem_write(fd, obj[1].handle, 0, batch, sizeof(batch)); + gem_execbuf(fd, &execbuf); + gem_close(fd, obj[1].handle); + + gem_read(fd, obj[0].handle, 0, batch, sizeof(batch)); + gem_close(fd, obj[0].handle); + igt_assert_eq(*batch, 0xc0ffee); +} + +igt_main +{ + const struct intel_execution_engine *e; + int fd; + + igt_fixture + fd = drm_open_driver_master(DRIVER_INTEL); + + for (e = intel_execution_engines; e->name; e++) + igt_subtest_f("basic-%s", e->name) + store_dword(fd, e->exec_id | e->flags); + + igt_fixture + close(fd); +} |