[igt-dev] [PATCH i-g-t v7 2/2] tests/kms_async_flips: Test Refactoring
Modem, Bhanuprakash
bhanuprakash.modem at intel.com
Fri Jun 3 09:34:59 UTC 2022
On Tue-31-05-2022 02:19 pm, Karthik B S wrote:
> Replace drm function call with existing library functions
> igt_display_reset() before all subtests
>
> v2: -Move conversion to dynamic subtest to a separate patch (Bhanu)
> -Use igt_output_get_mode to get default mode (Bhanu)
> -Add 'is_atomic' check before igt_display_commit2 (Bhanu)
>
> v3: -Move test_init after the checks to skip subtest (Bhanu)
> -Update the logic to call make_fb() in test_init()
>
> v4: -Move patch after patch to convert tests to dynamic to avoid code
> duplicaton. (Bhanu)
>
> v5: -Update commit message. (Bhanu)
> -Move skip checks in the dynamic subtests before the start of the
> subtest to optimize the test. (Bhanu)
> -Close drm_fd at the end of the subtest.
>
> v6: -Fix identation for braces. (Andre)
>
> v7: -Remove '-' from commit description. (Kamil)
>
> Signed-off-by: Karthik B S <karthik.b.s at intel.com>
Reviewed-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
> ---
> tests/kms_async_flips.c | 167 ++++++++++++++++++++++------------------
> 1 file changed, 90 insertions(+), 77 deletions(-)
>
> diff --git a/tests/kms_async_flips.c b/tests/kms_async_flips.c
> index c9129bb0..4a0527dc 100644
> --- a/tests/kms_async_flips.c
> +++ b/tests/kms_async_flips.c
> @@ -50,7 +50,6 @@ typedef struct {
> uint32_t refresh_rate;
> struct igt_fb bufs[4];
> igt_display_t display;
> - drmModeConnectorPtr connector;
> igt_output_t *output;
> unsigned long flip_timestamp_us;
> double flip_interval;
> @@ -64,22 +63,6 @@ typedef struct {
> bool alternate_sync_async;
> } data_t;
>
> -static drmModeConnectorPtr find_connector_for_modeset(data_t *data)
> -{
> - igt_output_t *output;
> - drmModeConnectorPtr ret = NULL;
> -
> - for_each_connected_output(&data->display, output) {
> - if (output->config.connector->count_modes > 0) {
> - ret = output->config.connector;
> - break;
> - }
> - }
> -
> - igt_assert_f(ret, "Connector NOT found\n");
> - return ret;
> -}
> -
> static void flip_handler(int fd_, unsigned int sequence, unsigned int tv_sec,
> unsigned int tv_usec, void *_data)
> {
> @@ -133,15 +116,11 @@ static void wait_flip_event(data_t *data)
> }
>
> static void make_fb(data_t *data, struct igt_fb *fb,
> - drmModeConnectorPtr connector, int index)
> + uint32_t width, uint32_t height, int index)
> {
> - uint32_t width, height;
> int rec_width;
> cairo_t *cr;
>
> - width = connector->modes[0].hdisplay;
> - height = connector->modes[0].vdisplay;
> -
> rec_width = width / (ARRAY_SIZE(data->bufs) * 2);
>
> if (is_i915_device(data->drm_fd)) {
> @@ -163,13 +142,52 @@ static void require_monotonic_timestamp(int fd)
> "Monotonic timestamps not supported\n");
> }
>
> +static void test_init(data_t *data)
> +{
> + int i;
> + uint32_t width, height;
> + igt_plane_t *plane;
> + static uint32_t prev_output_id;
> + drmModeModeInfo *mode;
> +
> + igt_display_reset(&data->display);
> + igt_display_commit(&data->display);
> +
> + mode = igt_output_get_mode(data->output);
> + width = mode->hdisplay;
> + height = mode->vdisplay;
> +
> + data->crtc_id = data->display.pipes[data->pipe].crtc_id;
> + data->refresh_rate = mode->vrefresh;
> +
> + igt_output_set_pipe(data->output, data->pipe);
> + plane = igt_output_get_plane_type(data->output, DRM_PLANE_TYPE_PRIMARY);
> +
> + if (prev_output_id != data->output->id) {
> + prev_output_id = data->output->id;
> +
> + if (data->bufs[0].fb_id) {
> + for (i = 0; i < ARRAY_SIZE(data->bufs); i++)
> + igt_remove_fb(data->drm_fd, &data->bufs[i]);
> + }
> +
> + for (i = 0; i < ARRAY_SIZE(data->bufs); i++)
> + make_fb(data, &data->bufs[i], width, height, i);
> + }
> +
> + igt_plane_set_fb(plane, &data->bufs[0]);
> + igt_plane_set_size(plane, width, height);
> +
> + igt_display_commit2(&data->display, data->display.is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
> +}
> +
> static void test_async_flip(data_t *data)
> {
> int ret, frame;
> long long int fps;
> struct timeval start, end, diff;
>
> - require_monotonic_timestamp(data->drm_fd);
> + test_init(data);
>
> gettimeofday(&start, NULL);
> frame = 1;
> @@ -262,7 +280,7 @@ static void test_timestamp(data_t *data)
> unsigned int seq, seq1;
> int ret;
>
> - require_monotonic_timestamp(data->drm_fd);
> + test_init(data);
>
> /*
> * In older platforms(<= gen10), async address update bit is double buffered.
> @@ -321,6 +339,8 @@ static void test_cursor(data_t *data)
> do_or_die(drmGetCap(data->drm_fd, DRM_CAP_CURSOR_WIDTH, &width));
> do_or_die(drmGetCap(data->drm_fd, DRM_CAP_CURSOR_WIDTH, &height));
>
> + test_init(data);
> +
> igt_create_color_fb(data->drm_fd, width, height, DRM_FORMAT_ARGB8888,
> DRM_FORMAT_MOD_LINEAR, 1., 1., 1., &cursor_fb);
>
> @@ -355,15 +375,13 @@ static void test_invalid(data_t *data)
> int ret;
> uint32_t width, height;
> struct igt_fb fb;
> + drmModeModeInfo *mode;
>
> - /* TODO: support more vendors */
> - igt_require(is_i915_device(data->drm_fd));
> + mode = igt_output_get_mode(data->output);
> + width = mode->hdisplay;
> + height = mode->vdisplay;
>
> - width = data->connector->modes[0].hdisplay;
> - height = data->connector->modes[0].vdisplay;
> -
> - igt_require(igt_display_has_format_mod(&data->display, DRM_FORMAT_XRGB8888,
> - I915_FORMAT_MOD_Y_TILED));
> + test_init(data);
>
> igt_create_fb(data->drm_fd, width, height, DRM_FORMAT_XRGB8888,
> I915_FORMAT_MOD_Y_TILED, &fb);
> @@ -379,33 +397,6 @@ static void test_invalid(data_t *data)
> igt_remove_fb(data->drm_fd, &fb);
> }
>
> -static void test_init(data_t *data)
> -{
> - drmModeResPtr res;
> - int i, ret;
> -
> - res = drmModeGetResources(data->drm_fd);
> - igt_assert(res);
> -
> - kmstest_unset_all_crtcs(data->drm_fd, res);
> -
> - data->connector = find_connector_for_modeset(data);
> - data->crtc_id = kmstest_find_crtc_for_connector(data->drm_fd,
> - res, data->connector, 0);
> -
> - data->refresh_rate = data->connector->modes[0].vrefresh;
> -
> - for (i = 0; i < ARRAY_SIZE(data->bufs); i++)
> - make_fb(data, &data->bufs[i], data->connector, i);
> -
> - ret = drmModeSetCrtc(data->drm_fd, data->crtc_id, data->bufs[0].fb_id, 0, 0,
> - &data->connector->connector_id, 1, &data->connector->modes[0]);
> -
> - igt_assert(ret == 0);
> -
> - drmModeFreeResources(res);
> -}
> -
> static void queue_vblank(data_t *data)
> {
> int pipe = kmstest_get_pipe_from_crtc_id(data->drm_fd, data->crtc_id);
> @@ -491,13 +482,12 @@ static void test_crc(data_t *data)
> cairo_t *cr;
> int ret;
>
> - /* Devices without CRC can't run this test */
> - igt_require_pipe_crc(data->drm_fd);
> -
> data->flip_count = 0;
> data->frame_count = 0;
> data->flip_pending = false;
>
> + test_init(data);
> +
> cr = igt_get_cairo_ctx(data->drm_fd, &data->bufs[frame]);
> igt_paint_color(cr, 0, 0, data->bufs[frame].width, data->bufs[frame].height, 1.0, 0.0, 0.0);
>
> @@ -505,7 +495,8 @@ static void test_crc(data_t *data)
> igt_paint_color(cr, 0, 0, data->bufs[!frame].width, data->bufs[!frame].height, 1.0, 0.0, 0.0);
>
> ret = drmModeSetCrtc(data->drm_fd, data->crtc_id, data->bufs[frame].fb_id, 0, 0,
> - &data->connector->connector_id, 1, &data->connector->modes[0]);
> + &data->output->config.connector->connector_id, 1,
> + &data->output->config.connector->modes[0]);
> igt_assert_eq(ret, 0);
>
> data->pipe_crc = igt_pipe_crc_new(data->drm_fd,
> @@ -598,7 +589,7 @@ igt_main_args("e", NULL, help_str, opt_handler, &data)
> igt_describe("Verify the async flip functionality and the fps during async flips");
> igt_subtest_group {
> igt_fixture
> - test_init(&data);
> + require_monotonic_timestamp(data.drm_fd);
>
> igt_describe("Wait for page flip events in between successive asynchronous flips");
> igt_subtest_with_dynamic("async-flip-with-page-flip-events") {
> @@ -615,25 +606,47 @@ igt_main_args("e", NULL, help_str, opt_handler, &data)
> igt_describe("Verify that the async flip timestamp does not coincide with either previous or next vblank");
> igt_subtest_with_dynamic("test-time-stamp")
> run_test(&data, test_timestamp);
> + }
>
> - igt_describe("Verify that the DRM_IOCTL_MODE_CURSOR passes after async flip");
> - igt_subtest_with_dynamic("test-cursor")
> - run_test(&data, test_cursor);
> + igt_describe("Verify that the DRM_IOCTL_MODE_CURSOR passes after async flip");
> + igt_subtest_with_dynamic("test-cursor") {
> + /*
> + * Intel's PSR2 selective fetch adds other planes to state when
> + * necessary, causing the async flip to fail because async flip is not
> + * supported in cursor plane.
> + */
> + igt_skip_on_f(i915_psr2_selective_fetch_check(data.drm_fd),
> + "PSR2 sel fetch causes cursor to be added to primary plane " \
> + "pages flips and async flip is not supported in cursor\n");
> +
> + run_test(&data, test_cursor);
> + }
>
> - igt_describe("Negative case to verify if changes in fb are rejected from kernel as expected");
> - igt_subtest_with_dynamic("invalid-async-flip")
> - run_test(&data, test_invalid);
> + igt_describe("Negative case to verify if changes in fb are rejected from kernel as expected");
> + igt_subtest_with_dynamic("invalid-async-flip") {
> + /* TODO: support more vendors */
> + igt_require(is_i915_device(data.drm_fd));
> + igt_require(igt_display_has_format_mod(&data.display, DRM_FORMAT_XRGB8888,
> + I915_FORMAT_MOD_Y_TILED));
>
> - igt_describe("Use CRC to verify async flip scans out the correct framebuffer");
> - igt_subtest_with_dynamic("crc")
> - run_test(&data, test_crc);
> + run_test(&data, test_invalid);
> + }
>
> - igt_fixture {
> - for (i = 0; i < ARRAY_SIZE(data.bufs); i++)
> - igt_remove_fb(data.drm_fd, &data.bufs[i]);
> - }
> + igt_describe("Use CRC to verify async flip scans out the correct framebuffer");
> + igt_subtest_with_dynamic("crc") {
> + /* Devices without CRC can't run this test */
> + igt_require_pipe_crc(data.drm_fd);
> +
> + run_test(&data, test_crc);
> }
>
> - igt_fixture
> + igt_fixture {
> + for (i = 0; i < ARRAY_SIZE(data.bufs); i++)
> + igt_remove_fb(data.drm_fd, &data.bufs[i]);
> +
> + igt_display_reset(&data.display);
> + igt_display_commit(&data.display);
> igt_display_fini(&data.display);
> + close(data.drm_fd);
> + }
> }
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