[PATCH i-g-t v1 1/2] tests/kms_async_flips: subtests to validate async flips on atomic path
Santhosh Reddy Guddati
santhosh.reddy.guddati at intel.com
Thu Sep 26 14:08:35 UTC 2024
v2: refactor repeated code to function (Karthik)
v3: explicitly set atomic_path to false in legacy tests (Karthik)
Signed-off-by: Santhosh Reddy Guddati <santhosh.reddy.guddati at intel.com>
---
tests/kms_async_flips.c | 143 ++++++++++++++++++++++++++++++++++------
1 file changed, 124 insertions(+), 19 deletions(-)
diff --git a/tests/kms_async_flips.c b/tests/kms_async_flips.c
index 5b70c4033..b35e29da6 100644
--- a/tests/kms_async_flips.c
+++ b/tests/kms_async_flips.c
@@ -66,6 +66,26 @@
*
* SUBTEST: invalid-async-flip
* Description: Negative case to verify if changes in fb are rejected from kernel as expected
+ *
+ * SUBTEST: alternate-sync-async-flip-atomic
+ * Description: Verify the async flip functionality and the fps during async flips using atomic path
+ *
+ * SUBTEST: async-flip-with-page-flip-events-atomic
+ * Description: Wait for page flip events in between successive asynchronous flips using atomic path
+ *
+ * SUBTEST: test-time-stamp-atomic
+ * Description: Verify that the async flip timestamp does not coincide with either previous
+ * or next vblank when async flip is done using atomic path
+ *
+ * SUBTEST: test-cursor-atomic
+ * Description: Verify that the DRM_IOCTL_MODE_CURSOR passes after async flip with atomic commit
+ *
+ * SUBTEST: invalid-async-flip-atomic
+ * Description: Negative case to verify if changes in fb are rejected from kernel
+ * as expected when async flip is done using atomic path
+ *
+ * SUBTEST: crc-atomic
+ * Description: Use CRC to verify async flip scans out the correct framebuffer with atomic commit
*/
#define CURSOR_POS 128
@@ -101,6 +121,7 @@ typedef struct {
bool alternate_sync_async;
bool allow_fail;
struct buf_ops *bops;
+ bool atomic_path;
} data_t;
static void flip_handler(int fd_, unsigned int sequence, unsigned int tv_sec,
@@ -255,6 +276,22 @@ static bool async_flip_needs_extra_frame(data_t *data)
return intel_display_ver(devid) >= 9 || IS_BROADWELL(devid);
}
+static int perform_flip(data_t *data, int frame, int flags)
+{
+ int ret;
+
+ if (!data->atomic_path) {
+ ret = drmModePageFlip(data->drm_fd, data->crtc_id,
+ data->bufs[frame % NUM_FBS].fb_id,
+ flags, data);
+ } else {
+ igt_plane_set_fb(data->plane, &data->bufs[frame % NUM_FBS]);
+ ret = igt_display_try_commit_atomic(&data->display, flags, data);
+ }
+
+ return ret;
+}
+
static void test_async_flip(data_t *data)
{
int ret, frame;
@@ -271,9 +308,7 @@ static void test_async_flip(data_t *data)
if (data->alternate_sync_async) {
flags &= ~DRM_MODE_PAGE_FLIP_ASYNC;
- ret = drmModePageFlip(data->drm_fd, data->crtc_id,
- data->bufs[frame % NUM_FBS].fb_id,
- flags, data);
+ ret = perform_flip(data, frame, flags);
igt_assert_eq(ret, 0);
@@ -282,19 +317,16 @@ static void test_async_flip(data_t *data)
flags |= DRM_MODE_PAGE_FLIP_ASYNC;
if (async_flip_needs_extra_frame(data)) {
- ret = drmModePageFlip(data->drm_fd, data->crtc_id,
- data->bufs[frame % NUM_FBS].fb_id,
- flags, data);
+ ret = perform_flip(data, frame, flags);
igt_assert_eq(ret, 0);
wait_flip_event(data);
}
}
- ret = drmModePageFlip(data->drm_fd, data->crtc_id,
- data->bufs[frame % NUM_FBS].fb_id,
- flags, data);
+ ret = perform_flip(data, frame, flags);
+
if (frame == 1 && data->allow_fail)
igt_skip_on(ret == -EINVAL);
else
@@ -419,9 +451,7 @@ static void test_cursor(data_t *data)
do_ioctl(data->drm_fd, DRM_IOCTL_MODE_CURSOR, &cur);
- ret = drmModePageFlip(data->drm_fd, data->crtc_id,
- data->bufs[0].fb_id,
- flags, data);
+ ret = perform_flip(data, 0, flags);
igt_assert_eq(ret, 0);
@@ -457,14 +487,12 @@ static void test_invalid(data_t *data)
igt_display_commit2(&data->display, data->display.is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
/* first async flip is expected to allow modifier changes */
- ret = drmModePageFlip(data->drm_fd, data->crtc_id, fb[1].fb_id,
- DRM_MODE_PAGE_FLIP_ASYNC | DRM_MODE_PAGE_FLIP_EVENT, data);
+ ret = perform_flip(data, 1, DRM_MODE_PAGE_FLIP_ASYNC | DRM_MODE_PAGE_FLIP_EVENT);
igt_assert_eq(ret, 0);
wait_flip_event(data);
/* subsequent async flips should reject modifier changes */
- ret = drmModePageFlip(data->drm_fd, data->crtc_id, fb[0].fb_id,
- DRM_MODE_PAGE_FLIP_ASYNC | DRM_MODE_PAGE_FLIP_EVENT, data);
+ ret = perform_flip(data, 0, DRM_MODE_PAGE_FLIP_ASYNC | DRM_MODE_PAGE_FLIP_EVENT);
igt_assert(ret == -EINVAL);
/* TODO: Add verification for changes in stride, pixel format */
@@ -604,6 +632,17 @@ static void test_crc(data_t *data)
queue_vblank(data);
+ /*
+ * TODO:
+ * Check if the first frame modeset is required.
+ * Atomic commit is failing with invalid parameter when async flip with
+ * atomic is done for crc test. So, skipping the first frame modeset.
+ */
+ if (data->atomic_path) {
+ igt_plane_set_fb(data->plane, &data->bufs[frame]);
+ igt_display_commit_atomic(&data->display, DRM_MODE_ATOMIC_ALLOW_MODESET , data);
+ }
+
start = clock_ms();
while (clock_ms() - start < 2000) {
@@ -611,8 +650,8 @@ static void test_crc(data_t *data)
paint_fb(data, &data->bufs[frame], 1, height, 0xff0000ff);
data->flip_pending = true;
- ret = drmModePageFlip(data->drm_fd, data->crtc_id, data->bufs[frame].fb_id,
- DRM_MODE_PAGE_FLIP_ASYNC | DRM_MODE_PAGE_FLIP_EVENT, data);
+
+ ret = perform_flip(data, frame, DRM_MODE_PAGE_FLIP_ASYNC | DRM_MODE_PAGE_FLIP_EVENT);
igt_assert_eq(ret, 0);
wait_events_crc(data);
@@ -699,6 +738,17 @@ igt_main
igt_describe("Wait for page flip events in between successive asynchronous flips");
igt_subtest_with_dynamic("async-flip-with-page-flip-events") {
data.alternate_sync_async = false;
+ data.atomic_path = false;
+ if (is_intel_device(data.drm_fd))
+ run_test_with_modifiers(&data, test_async_flip);
+ else
+ run_test(&data, test_async_flip);
+ }
+
+ igt_describe("Wait for page flip events in between successive asynchronous flips using atomic path");
+ igt_subtest_with_dynamic("async-flip-with-page-flip-events-atomic") {
+ data.alternate_sync_async = false;
+ data.atomic_path = true;
if (is_intel_device(data.drm_fd))
run_test_with_modifiers(&data, test_async_flip);
else
@@ -708,12 +758,28 @@ igt_main
igt_describe("Alternate between sync and async flips");
igt_subtest_with_dynamic("alternate-sync-async-flip") {
data.alternate_sync_async = true;
+ data.atomic_path = false;
+ run_test(&data, test_async_flip);
+ }
+
+ igt_describe("Alternate between sync and async flips using atomic path");
+ igt_subtest_with_dynamic("alternate-sync-async-flip-atomic") {
+ data.alternate_sync_async = true;
+ data.atomic_path = true;
run_test(&data, test_async_flip);
}
igt_describe("Verify that the async flip timestamp does not coincide with either previous or next vblank");
- igt_subtest_with_dynamic("test-time-stamp")
+ igt_subtest_with_dynamic("test-time-stamp") {
+ data.atomic_path = false;
+ run_test(&data, test_timestamp);
+ }
+
+ igt_describe("Verify that the async flip timestamp does not coincide with either previous or next vblank with atomic path");
+ igt_subtest_with_dynamic("test-time-stamp-atomic") {
+ data.atomic_path = true;
run_test(&data, test_timestamp);
+ }
}
igt_describe("Verify that the DRM_IOCTL_MODE_CURSOR passes after async flip");
@@ -727,6 +793,21 @@ igt_main
"PSR2 sel fetch causes cursor to be added to primary plane " \
"pages flips and async flip is not supported in cursor\n");
+ data.atomic_path = false;
+ run_test(&data, test_cursor);
+ }
+
+ igt_describe("Verify that the DRM_IOCTL_MODE_CURSOR passes after async flip with atomic commit");
+ igt_subtest_with_dynamic("test-cursor-atomic") {
+ /*
+ * 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, NULL),
+ "PSR2 sel fetch causes cursor to be added to primary plane " \
+ "pages flips and async flip is not supported in cursor\n");
+ data.atomic_path = true;
run_test(&data, test_cursor);
}
@@ -739,6 +820,20 @@ igt_main
igt_require(igt_display_has_format_mod(&data.display, DRM_FORMAT_XRGB8888,
I915_FORMAT_MOD_Y_TILED));
+ data.atomic_path = false;
+ run_test(&data, test_invalid);
+ }
+
+ igt_describe("Negative case to verify if changes in fb are rejected from kernel as expected when async flip is done using atomic path");
+ igt_subtest_with_dynamic("invalid-async-flip-atomic") {
+ data.atomic_path = true;
+ /* TODO: support more vendors */
+ igt_require(is_intel_device(data.drm_fd));
+ igt_require(igt_display_has_format_mod(&data.display, DRM_FORMAT_XRGB8888,
+ I915_FORMAT_MOD_X_TILED));
+ igt_require(igt_display_has_format_mod(&data.display, DRM_FORMAT_XRGB8888,
+ I915_FORMAT_MOD_Y_TILED));
+
run_test(&data, test_invalid);
}
@@ -747,6 +842,16 @@ igt_main
/* Devices without CRC can't run this test */
igt_require_pipe_crc(data.drm_fd);
+ data.atomic_path = false;
+ run_test(&data, test_crc);
+ }
+
+ igt_describe("Use CRC to verify async flip scans out the correct framebuffer with atomic commit");
+ igt_subtest_with_dynamic("crc-atomic") {
+ /* Devices without CRC can't run this test */
+ igt_require_pipe_crc(data.drm_fd);
+
+ data.atomic_path = true;
run_test(&data, test_crc);
}
--
2.34.1
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