[Intel-gfx] [PATCH i-g-t] tests/kms_sequence: Add tests for lease ioctls
Dave Airlie
airlied at gmail.com
Tue Oct 10 06:57:21 UTC 2017
On 1 October 2017 at 13:52, <keithp at keithp.com> wrote:
> From: Keith Packard <keithp at keithp.com>
>
> Validate that the leasing API creates leases that allow access to a
> subset of the available resources and that lease revocation works.
These don't test the GET and LIST_LEASES interfaces
At least some basic test coverage for those would be good.
Dave.
>
> Signed-off-by: Keith Packard <keithp at keithp.com>
> ---
> tests/Makefile.sources | 1 +
> tests/kms_lease.c | 439 +++++++++++++++++++++++++++++++++++++++++++++++++
> tests/meson.build | 1 +
> 3 files changed, 441 insertions(+)
> create mode 100644 tests/kms_lease.c
>
> diff --git a/tests/Makefile.sources b/tests/Makefile.sources
> index 19e8ae3f..ede77c7d 100644
> --- a/tests/Makefile.sources
> +++ b/tests/Makefile.sources
> @@ -192,6 +192,7 @@ TESTS_progs = \
> kms_frontbuffer_tracking \
> kms_hdmi_inject \
> kms_invalid_dotclock \
> + kms_lease \
> kms_legacy_colorkey \
> kms_mmap_write_crc \
> kms_mmio_vs_cs_flip \
> diff --git a/tests/kms_lease.c b/tests/kms_lease.c
> new file mode 100644
> index 00000000..eed836de
> --- /dev/null
> +++ b/tests/kms_lease.c
> @@ -0,0 +1,439 @@
> +/*
> + * Copyright © 2017 Keith Packard
> + *
> + * 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 kms_lease.c
> + *
> + * This is a test of DRM leases
> + */
> +
> +
> +#include "igt.h"
> +#include <stdlib.h>
> +#include <stdio.h>
> +#include <string.h>
> +#include <fcntl.h>
> +#include <inttypes.h>
> +#include <errno.h>
> +#include <time.h>
> +#include <sys/poll.h>
> +#include <sys/stat.h>
> +#include <sys/time.h>
> +#include <sys/wait.h>
> +
> +#include <drm.h>
> +
> +IGT_TEST_DESCRIPTION("Test of CreateLease.");
> +
> +typedef struct {
> + int fd;
> + uint32_t lessee_id;
> + igt_display_t display;
> + struct igt_fb primary_fb;
> + igt_output_t *output;
> + drmModeModeInfo *mode;
> +} lease_t;
> +
> +typedef struct {
> + lease_t master;
> + enum pipe pipe;
> + uint32_t crtc_id;
> + uint32_t connector_id;
> +} data_t;
> +
> +static uint32_t pipe_to_crtc_id(igt_display_t *display, enum pipe pipe)
> +{
> + return display->pipes[pipe].crtc_id;
> +}
> +
> +static enum pipe crtc_id_to_pipe(igt_display_t *display, uint32_t crtc_id)
> +{
> + enum pipe pipe;
> +
> + for (pipe = 0; pipe < display->n_pipes; pipe++)
> + if (display->pipes[pipe].crtc_id == crtc_id)
> + return pipe;
> + return -1;
> +}
> +
> +static igt_output_t *connector_id_to_output(igt_display_t *display, uint32_t connector_id)
> +{
> + drmModeConnector connector;
> +
> + connector.connector_id = connector_id;
> + return igt_output_from_connector(display, &connector);
> +}
> +
> +static int prepare_crtc(lease_t *lease, uint32_t connector_id, uint32_t crtc_id)
> +{
> + drmModeModeInfo *mode;
> + igt_display_t *display = &lease->display;
> + igt_output_t *output = connector_id_to_output(display, connector_id);
> + enum pipe pipe = crtc_id_to_pipe(display, crtc_id);
> + igt_plane_t *primary;
> + int ret;
> +
> + if (!output)
> + return -ENOENT;
> +
> + /* select the pipe we want to use */
> + igt_output_set_pipe(output, pipe);
> +
> + /* create and set the primary plane fb */
> + mode = igt_output_get_mode(output);
> + igt_create_color_fb(lease->fd, mode->hdisplay, mode->vdisplay,
> + DRM_FORMAT_XRGB8888,
> + LOCAL_DRM_FORMAT_MOD_NONE,
> + 0.0, 0.0, 0.0,
> + &lease->primary_fb);
> +
> + /* Check to see if the crtc selected is valid */
> + if (!igt_output_get_driving_pipe(output))
> + return -ENOENT;
> +
> + primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
> + igt_plane_set_fb(primary, &lease->primary_fb);
> +
> + ret = igt_display_try_commit2(display, COMMIT_LEGACY);
> +
> + if (ret)
> + return ret;
> +
> + igt_wait_for_vblank(lease->fd, pipe);
> +
> + lease->output = output;
> + lease->mode = mode;
> + return 0;
> +}
> +
> +static void cleanup_crtc(lease_t *lease, igt_output_t *output)
> +{
> + igt_display_t *display = &lease->display;
> + igt_plane_t *primary;
> +
> + igt_remove_fb(lease->fd, &lease->primary_fb);
> +
> + primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
> + igt_plane_set_fb(primary, NULL);
> +
> + igt_output_set_pipe(output, PIPE_ANY);
> + igt_display_commit(display);
> +}
> +
> +static int create_lease(int fd, struct drm_mode_create_lease *mcl)
> +{
> + int err = 0;
> +
> + if (igt_ioctl(fd, DRM_IOCTL_MODE_CREATE_LEASE, mcl))
> + err = -errno;
> + return err;
> +}
> +
> +static int revoke_lease(int fd, struct drm_mode_revoke_lease *mrl)
> +{
> + int err = 0;
> +
> + if (igt_ioctl(fd, DRM_IOCTL_MODE_REVOKE_LEASE, mrl))
> + err = -errno;
> + return err;
> +}
> +
> +static int make_lease(data_t *data, lease_t *lease)
> +{
> + uint32_t object_ids[3];
> + struct drm_mode_create_lease mcl;
> + int ret;
> +
> + mcl.object_ids = (uint64_t) (uintptr_t) &object_ids[0];
> + mcl.object_count = 0;
> + mcl.flags = 0;
> +
> + object_ids[mcl.object_count++] = data->connector_id;
> + object_ids[mcl.object_count++] = data->crtc_id;
> +
> + ret = create_lease(data->master.fd, &mcl);
> +
> + if (ret)
> + return ret;
> +
> + lease->fd = mcl.fd;
> + lease->lessee_id = mcl.lessee_id;
> + return 0;
> +}
> +
> +static void terminate_lease(lease_t *lease)
> +{
> + close(lease->fd);
> +}
> +
> +static int paint_fb(int drm_fd, struct igt_fb *fb, const char *test_name,
> + const char *mode_format_str, const char *connector_str, const char *pipe_str)
> +{
> + cairo_t *cr;
> +
> + cr = igt_get_cairo_ctx(drm_fd, fb);
> +
> + igt_paint_color_gradient(cr, 0, 0, fb->width, fb->height, 1, 1, 1);
> + igt_paint_test_pattern(cr, fb->width, fb->height);
> +
> + cairo_move_to(cr, fb->width / 2, fb->height / 2);
> + cairo_set_font_size(cr, 36);
> + igt_cairo_printf_line(cr, align_hcenter, 10, "%s", test_name);
> + igt_cairo_printf_line(cr, align_hcenter, 10, "%s", mode_format_str);
> + igt_cairo_printf_line(cr, align_hcenter, 10, "%s", connector_str);
> + igt_cairo_printf_line(cr, align_hcenter, 10, "%s", pipe_str);
> +
> + cairo_destroy(cr);
> +
> + return 0;
> +}
> +
> +static void simple_lease(data_t *data)
> +{
> + lease_t lease;
> +
> + /* Create a valid lease */
> + igt_assert_eq(make_lease(data, &lease), 0);
> +
> + igt_display_init(&lease.display, lease.fd);
> +
> + /* Set a mode on the leased output */
> + igt_assert_eq(0, prepare_crtc(&lease, data->connector_id, data->crtc_id));
> +
> + /* Paint something attractive */
> + paint_fb(lease.fd, &lease.primary_fb, "simple_lease",
> + lease.mode->name, igt_output_name(lease.output), kmstest_pipe_name(data->pipe));
> + sleep(3);
> + cleanup_crtc(&lease,
> + connector_id_to_output(&lease.display, data->connector_id));
> +
> + terminate_lease(&lease);
> +}
> +
> +static void lease_unleased_crtc(data_t *data)
> +{
> + lease_t lease;
> + enum pipe p;
> + uint32_t bad_crtc_id;
> + int ret;
> +
> + /* Create a valid lease */
> + igt_assert_eq(make_lease(data, &lease), 0);
> +
> + igt_display_init(&lease.display, lease.fd);
> +
> + /* Find another CRTC that we don't control */
> + bad_crtc_id = 0;
> + for (p = 0; bad_crtc_id == 0 && p < data->master.display.n_pipes; p++) {
> + if (pipe_to_crtc_id(&data->master.display, p) != data->crtc_id)
> + bad_crtc_id = pipe_to_crtc_id(&data->master.display, p);
> + }
> +
> + /* Give up if there isn't another crtc */
> + igt_skip_on(bad_crtc_id == 0);
> +
> + /* Attempt to use the unleased crtc id. Note that the
> + * failure here is not directly from the kernel because the
> + * resources returned from the kernel will not contain this resource
> + * id and hence the igt helper functions will fail to find it
> + */
> + ret = prepare_crtc(&lease, data->connector_id, bad_crtc_id);
> +
> + /* Ensure the expected error is returned */
> + igt_assert_eq(ret, -ENOENT);
> +
> + terminate_lease(&lease);
> +}
> +
> +static void lease_unleased_connector(data_t *data)
> +{
> + lease_t lease;
> + int o;
> + uint32_t bad_connector_id;
> + int ret;
> +
> + /* Create a valid lease */
> + igt_assert_eq(make_lease(data, &lease), 0);
> +
> + igt_display_init(&lease.display, lease.fd);
> +
> + /* Find another connector that we don't control */
> + bad_connector_id = 0;
> + for (o = 0; bad_connector_id == 0 && o < data->master.display.n_outputs; o++) {
> + if (data->master.display.outputs[o].id != data->connector_id)
> + bad_connector_id = data->master.display.outputs[o].id;
> + }
> +
> + /* Give up if there isn't another connector */
> + igt_skip_on(bad_connector_id == 0);
> +
> + /* Attempt to use the unleased connector id. Note that the
> + * failure here is not directly from the kernel because the
> + * resources returned from the kernel will not contain this resource
> + * id and hence the igt helper functions will fail to find it
> + */
> + ret = prepare_crtc(&lease, bad_connector_id, data->crtc_id);
> +
> + /* Ensure the expected error is returned */
> + igt_assert_eq(ret, -ENOENT);
> +
> + terminate_lease(&lease);
> +}
> +
> +/* Test revocation of lease */
> +static void lease_revoke(data_t *data)
> +{
> + lease_t lease;
> + struct drm_mode_revoke_lease mrl;
> + int ret;
> +
> + /* Create a valid lease */
> + igt_assert_eq(make_lease(data, &lease), 0);
> +
> + igt_display_init(&lease.display, lease.fd);
> +
> + /* Revoke the lease using the master fd */
> + mrl.lessee_id = lease.lessee_id;
> + igt_assert_eq(revoke_lease(data->master.fd, &mrl), 0);
> +
> + /* Try to use the leased objects */
> + ret = prepare_crtc(&lease, data->connector_id, data->crtc_id);
> +
> + /* Ensure that the expected error is returned */
> + igt_assert_eq(ret, -ENOENT);
> +
> + terminate_lease(&lease);
> +}
> +
> +/* Test leasing objects more than once */
> +static void lease_again(data_t *data)
> +{
> + lease_t lease_a, lease_b;
> +
> + /* Create a valid lease */
> + igt_assert_eq(make_lease(data, &lease_a), 0);
> +
> + /* Attempt to re-lease the same objects */
> + igt_assert_eq(make_lease(data, &lease_b), -EBUSY);
> +
> + terminate_lease(&lease_a);
> +
> + /* Now attempt to lease the same objects */
> + igt_assert_eq(make_lease(data, &lease_b), 0);
> +
> + terminate_lease(&lease_b);
> +}
> +
> +/* Test leasing an invalid connector */
> +static void lease_invalid_connector(data_t *data)
> +{
> + lease_t lease;
> + uint32_t save_connector_id;
> + int ret;
> +
> + /* Create an invalid lease */
> + save_connector_id = data->connector_id;
> + data->connector_id = 0xbaadf00d;
> + ret = make_lease(data, &lease);
> + data->connector_id = save_connector_id;
> + igt_assert_eq(ret, -EINVAL);
> +}
> +
> +/* Test leasing an invalid crtc */
> +static void lease_invalid_crtc(data_t *data)
> +{
> + lease_t lease;
> + uint32_t save_crtc_id;
> + int ret;
> +
> + /* Create an invalid lease */
> + save_crtc_id = data->crtc_id;
> + data->crtc_id = 0xbaadf00d;
> + ret = make_lease(data, &lease);
> + data->crtc_id = save_crtc_id;
> + igt_assert_eq(ret, -EINVAL);
> +}
> +
> +static void run_test(data_t *data, void (*testfunc)(data_t *))
> +{
> + lease_t *master = &data->master;
> + igt_display_t *display = &master->display;
> + igt_output_t *output;
> + enum pipe p;
> + unsigned int valid_tests = 0;
> +
> + for_each_pipe_with_valid_output(display, p, output) {
> + igt_info("Beginning %s on pipe %s, connector %s\n",
> + igt_subtest_name(),
> + kmstest_pipe_name(p),
> + igt_output_name(output));
> +
> + data->pipe = p;
> + data->crtc_id = pipe_to_crtc_id(display, p);
> + data->connector_id = output->id;
> +
> + testfunc(data);
> +
> + igt_info("\n%s on pipe %s, connector %s: PASSED\n\n",
> + igt_subtest_name(),
> + kmstest_pipe_name(p),
> + igt_output_name(output));
> +
> + valid_tests++;
> + }
> +
> + igt_require_f(valid_tests,
> + "no valid crtc/connector combinations found\n");
> +}
> +
> +igt_main
> +{
> + data_t data;
> + const struct {
> + const char *name;
> + void (*func)(data_t *);
> + } funcs[] = {
> + { "simple_lease", simple_lease },
> + { "lease_unleased_connector", lease_unleased_connector },
> + { "lease_unleased_crtc", lease_unleased_crtc },
> + { "lease_revoke", lease_revoke },
> + { "lease_again", lease_again },
> + { "lease_invalid_connector", lease_invalid_connector },
> + { "lease_invalid_crtc", lease_invalid_crtc },
> + { }
> + }, *f;
> +
> + igt_skip_on_simulation();
> +
> + igt_fixture {
> + data.master.fd = drm_open_driver(DRIVER_ANY);
> + kmstest_set_vt_graphics_mode();
> + igt_display_init(&data.master.display, data.master.fd);
> + }
> +
> + for (f = funcs; f->name; f++) {
> +
> + igt_subtest_f("%s", f->name) {
> + run_test(&data, f->func);
> + }
> + }
> +}
> diff --git a/tests/meson.build b/tests/meson.build
> index 6db92788..ac8dce97 100644
> --- a/tests/meson.build
> +++ b/tests/meson.build
> @@ -172,6 +172,7 @@ test_progs = [
> 'kms_frontbuffer_tracking',
> 'kms_hdmi_inject',
> 'kms_invalid_dotclock',
> + 'kms_lease',
> 'kms_legacy_colorkey',
> 'kms_mmap_write_crc',
> 'kms_mmio_vs_cs_flip',
> --
> 2.14.1
>
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