From 741bf7064c467df725c14cc0b3b8b50436f9ee09 Mon Sep 17 00:00:00 2001 From: Arkadiusz Hiler Date: Thu, 18 Oct 2018 14:06:42 +0300 Subject: tests: Introduce i915 directory We can already move all the tests with distinct prefixes: gem_, gen3_ and i915_. pm_ and drv_ tests will follow in batches, so we can do the adjustments in the reporting/filtering layer of the CI system. v2: Fix test-list.txt generation with meson v3: Fix docs build (Petri) Cc: Chris Wilson Cc: Petri Latvala Cc: Martin Peres Signed-off-by: Arkadiusz Hiler Reviewed-by: Petri Latvala Tested-by: Petri Latvala Acked-by: Daniel Vetter Acked-by: Chris Wilson --- tests/i915/gem_readwrite.c | 146 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 146 insertions(+) create mode 100644 tests/i915/gem_readwrite.c (limited to 'tests/i915/gem_readwrite.c') diff --git a/tests/i915/gem_readwrite.c b/tests/i915/gem_readwrite.c new file mode 100644 index 00000000..fdf279f1 --- /dev/null +++ b/tests/i915/gem_readwrite.c @@ -0,0 +1,146 @@ +/* + * Copyright © 2008 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. + * + * Authors: + * Eric Anholt + * + */ + +#include "igt.h" +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "drm.h" + +#define OBJECT_SIZE 16384 + +static int +do_read(int fd, int handle, void *buf, int offset, int size) +{ + struct drm_i915_gem_pread gem_pread; + + /* Ensure that we don't have any convenient data in buf in case + * we fail. + */ + memset(buf, 0xd0, size); + + memset(&gem_pread, 0, sizeof(gem_pread)); + gem_pread.handle = handle; + gem_pread.data_ptr = to_user_pointer(buf); + gem_pread.size = size; + gem_pread.offset = offset; + + return ioctl(fd, DRM_IOCTL_I915_GEM_PREAD, &gem_pread); +} + +static int +do_write(int fd, int handle, void *buf, int offset, int size) +{ + struct drm_i915_gem_pwrite gem_pwrite; + + memset(&gem_pwrite, 0, sizeof(gem_pwrite)); + gem_pwrite.handle = handle; + gem_pwrite.data_ptr = to_user_pointer(buf); + gem_pwrite.size = size; + gem_pwrite.offset = offset; + + return ioctl(fd, DRM_IOCTL_I915_GEM_PWRITE, &gem_pwrite); +} + +int fd; +uint32_t handle; + +igt_main +{ + uint8_t expected[OBJECT_SIZE]; + uint8_t buf[OBJECT_SIZE]; + int ret; + + igt_skip_on_simulation(); + + igt_fixture { + fd = drm_open_driver(DRIVER_INTEL); + + handle = gem_create(fd, OBJECT_SIZE); + } + + igt_subtest("new-obj") { + igt_info("Testing contents of newly created object.\n"); + ret = do_read(fd, handle, buf, 0, OBJECT_SIZE); + igt_assert(ret == 0); + memset(&expected, 0, sizeof(expected)); + igt_assert(memcmp(expected, buf, sizeof(expected)) == 0); + } + + igt_subtest("beyond-EOB") { + igt_info("Testing read beyond end of buffer.\n"); + ret = do_read(fd, handle, buf, OBJECT_SIZE / 2, OBJECT_SIZE); + igt_assert(ret == -1 && errno == EINVAL); + } + + igt_subtest("read-write") { + igt_info("Testing full write of buffer\n"); + memset(buf, 0, sizeof(buf)); + memset(buf + 1024, 0x01, 1024); + memset(expected + 1024, 0x01, 1024); + ret = do_write(fd, handle, buf, 0, OBJECT_SIZE); + igt_assert(ret == 0); + ret = do_read(fd, handle, buf, 0, OBJECT_SIZE); + igt_assert(ret == 0); + igt_assert(memcmp(buf, expected, sizeof(buf)) == 0); + + igt_info("Testing partial write of buffer\n"); + memset(buf + 4096, 0x02, 1024); + memset(expected + 4096, 0x02, 1024); + ret = do_write(fd, handle, buf + 4096, 4096, 1024); + igt_assert(ret == 0); + ret = do_read(fd, handle, buf, 0, OBJECT_SIZE); + igt_assert(ret == 0); + igt_assert(memcmp(buf, expected, sizeof(buf)) == 0); + + igt_info("Testing partial read of buffer\n"); + ret = do_read(fd, handle, buf, 512, 1024); + igt_assert(ret == 0); + igt_assert(memcmp(buf, expected + 512, 1024) == 0); + } + + igt_subtest("read-bad-handle") { + igt_info("Testing read of bad buffer handle\n"); + ret = do_read(fd, 1234, buf, 0, 1024); + igt_assert(ret == -1 && errno == ENOENT); + } + + igt_subtest("write-bad-handle") { + igt_info("Testing write of bad buffer handle\n"); + ret = do_write(fd, 1234, buf, 0, 1024); + igt_assert(ret == -1 && errno == ENOENT); + } + + igt_fixture + close(fd); +} -- cgit v1.2.3