[Intel-gfx] [PATCH i-g-t 2/2] kms_content_protection: Add Content Protection test

Sean Paul seanpaul at chromium.org
Tue Dec 5 15:48:47 UTC 2017


On Tue, Dec 5, 2017 at 3:22 AM, Petri Latvala <petri.latvala at intel.com> wrote:
> On Tue, Dec 05, 2017 at 12:23:33AM -0500, Sean Paul wrote:
>> Pretty simple test:
>> - initializes the output
>> - clears the content protection property
>> - verifies that it clears
>> - sets the content protection property to desired
>> - verifies that it transitions to enabled
>>
>> Does this for both legacy and atomic.
>>
>> Signed-off-by: Sean Paul <seanpaul at chromium.org>
>> ---
>>  lib/igt_kms.c                  |   3 +-
>>  lib/igt_kms.h                  |   1 +
>>  tests/Makefile.sources         |   1 +
>>  tests/kms_content_protection.c | 128 +++++++++++++++++++++++++++++++++++++++++
>>  tests/meson.build              |   1 +
>>  5 files changed, 133 insertions(+), 1 deletion(-)
>>  create mode 100644 tests/kms_content_protection.c
>>
>> diff --git a/lib/igt_kms.c b/lib/igt_kms.c
>> index 125ecb19..907db694 100644
>> --- a/lib/igt_kms.c
>> +++ b/lib/igt_kms.c
>> @@ -190,7 +190,8 @@ const char *igt_connector_prop_names[IGT_NUM_CONNECTOR_PROPS] = {
>>       "scaling mode",
>>       "CRTC_ID",
>>       "DPMS",
>> -     "Broadcast RGB"
>> +     "Broadcast RGB",
>> +     "Content Protection"
>>  };
>>
>>  /*
>> diff --git a/lib/igt_kms.h b/lib/igt_kms.h
>> index 2a480bf3..93e59dc7 100644
>> --- a/lib/igt_kms.h
>> +++ b/lib/igt_kms.h
>> @@ -118,6 +118,7 @@ enum igt_atomic_connector_properties {
>>         IGT_CONNECTOR_CRTC_ID,
>>         IGT_CONNECTOR_DPMS,
>>         IGT_CONNECTOR_BROADCAST_RGB,
>> +       IGT_CONNECTOR_CONTENT_PROTECTION,
>>         IGT_NUM_CONNECTOR_PROPS
>>  };
>>
>> diff --git a/tests/Makefile.sources b/tests/Makefile.sources
>> index 34ca71a0..e0466411 100644
>> --- a/tests/Makefile.sources
>> +++ b/tests/Makefile.sources
>> @@ -179,6 +179,7 @@ TESTS_progs = \
>>       kms_chv_cursor_fail \
>>       kms_color \
>>       kms_concurrent \
>> +     kms_content_protection\
>>       kms_crtc_background_color \
>>       kms_cursor_crc \
>>       kms_cursor_legacy \
>> diff --git a/tests/kms_content_protection.c b/tests/kms_content_protection.c
>> new file mode 100644
>> index 00000000..7bfe9a69
>> --- /dev/null
>> +++ b/tests/kms_content_protection.c
>> @@ -0,0 +1,128 @@
>> +/*
>> + * Copyright © 2017 Google, Inc.
>> + *
>> + * 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("Test content protection (HDCP)");
>> +
>> +typedef struct {
>> +     int drm_fd;
>> +     igt_display_t display;
>> +} data_t;
>> +
>> +static bool
>> +wait_for_prop_value(igt_output_t *output, uint64_t expected)
>> +{
>> +     uint64_t val;
>> +     int i;
>> +
>> +     for (i = 0; i < 2000; i++) {
>> +             val = igt_output_get_prop(output,
>> +                                       IGT_CONNECTOR_CONTENT_PROTECTION);
>> +             if (val == expected)
>> +                     return true;
>> +             usleep(1000);
>> +     }
>> +     igt_info("prop_value mismatch %ld != %ld\n", val, expected);
>> +     return false;
>> +}
>> +
>> +static void
>> +test_pipe_output(igt_display_t *display, const enum pipe pipe,
>> +              igt_output_t *output, enum igt_commit_style s)
>> +{
>> +     drmModeModeInfo mode;
>> +     igt_plane_t *primary;
>> +     struct igt_fb red;
>> +     bool ret;
>> +
>> +     igt_assert(kmstest_get_connector_default_mode(
>> +                     display->drm_fd, output->config.connector, &mode));
>> +
>> +     igt_output_override_mode(output, &mode);
>> +     igt_output_set_pipe(output, pipe);
>> +
>> +     igt_create_color_fb(display->drm_fd, mode.hdisplay, mode.vdisplay,
>> +                         DRM_FORMAT_XRGB8888, LOCAL_DRM_FORMAT_MOD_NONE,
>> +                         1.f, 0.f, 0.f, &red);
>> +     primary = igt_output_get_plane_type(output, DRM_PLANE_TYPE_PRIMARY);
>> +     igt_plane_set_fb(primary, &red);
>> +     igt_display_commit2(display, s);
>> +
>> +     igt_output_set_prop_value(output, IGT_CONNECTOR_CONTENT_PROTECTION, 0);
>> +     igt_display_commit2(display, s);
>> +
>> +     ret = wait_for_prop_value(output, 0);
>> +     igt_require_f(ret, "Content Protection not cleared\n");
>> +
>> +     igt_output_set_prop_value(output, IGT_CONNECTOR_CONTENT_PROTECTION, 1);
>> +     igt_display_commit2(display, s);
>> +
>> +     ret = wait_for_prop_value(output, 2);
>> +     igt_require_f(ret, "Content Protection not enabled\n");
>> +
>> +     igt_plane_set_fb(primary, NULL);
>> +     igt_output_set_pipe(output, PIPE_NONE);
>> +}
>> +
>> +static void
>> +test_content_protection(igt_display_t *display, enum igt_commit_style s)
>> +{
>> +     igt_output_t *output;
>> +     enum pipe pipe;
>> +
>> +     for_each_pipe_with_valid_output(display, pipe, output) {
>> +             if (!output->props[IGT_CONNECTOR_CONTENT_PROTECTION])
>> +                     continue;
>> +
>> +             test_pipe_output(display, pipe, output, s);
>> +     }
>> +}
>> +
>> +igt_main
>> +{
>> +     data_t data = {};
>> +
>> +     igt_fixture {
>> +             igt_skip_on_simulation();
>> +
>> +             data.drm_fd = drm_open_driver(DRIVER_ANY);
>> +
>> +             igt_require(intel_gen(intel_get_drm_devid(data.drm_fd)) >= 9);
>
>
> Should this only check the intel_gen if the driver is an i915 device
> (is_i915_device())?
>

Good catch. I don't think the test needs to check for i915 or gen at
all. If the property is not present, it should just skip. I'll post a
v2 that does this.

Sean

>
> --
> Petri Latvala
>
>
>
>> +
>> +             igt_display_init(&data.display, data.drm_fd);
>> +     }
>> +
>> +
>> +     igt_subtest("legacy")
>> +             test_content_protection(&data.display, COMMIT_LEGACY);
>> +
>> +     igt_subtest("atomic") {
>> +             igt_require(data.display.is_atomic);
>> +             test_content_protection(&data.display, COMMIT_ATOMIC);
>> +     }
>> +
>> +     igt_fixture
>> +             igt_display_fini(&data.display);
>> +}
>> diff --git a/tests/meson.build b/tests/meson.build
>> index 59ccd9a6..b12c35c0 100644
>> --- a/tests/meson.build
>> +++ b/tests/meson.build
>> @@ -157,6 +157,7 @@ test_progs = [
>>       'kms_chv_cursor_fail',
>>       'kms_color',
>>       'kms_concurrent',
>> +     'kms_content_protection',
>>       'kms_crtc_background_color',
>>       'kms_cursor_crc',
>>       'kms_cursor_legacy',
>> --
>> 2.15.0.531.g2ccb3012c9-goog
>>
>> _______________________________________________
>> Intel-gfx mailing list
>> Intel-gfx at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/intel-gfx


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