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video: test: Test video damage tracking via vidconsole

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With VIDEO_DAMAGE, the video uclass tracks updated regions of the frame
buffer in order to avoid unnecessary work during a video sync. Enable
the config in sandbox and add a test for it, by printing strings at a
few locations and checking the tracked region.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Adjust test avoid temporary failures in this patch:
Signed-off-by: Simon Glass <sjg@chromium.org>
Link: https://lore.kernel.org/u-boot/20230821135111.3558478-8-alpernebiyasak@gmail.com/
This commit is contained in:
Alper Nebi Yasak
2023-08-18 17:55:08 +03:00
committed by Simon Glass
parent 17f0f77a59
commit 9ffa352c82
2 changed files with 57 additions and 0 deletions
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56
test/dm/video.c
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@@ -710,3 +710,59 @@ static int dm_test_video_copy(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_video_copy, UTF_SCAN_PDATA | UTF_SCAN_FDT);
/* Test video damage tracking */
static int dm_test_video_damage(struct unit_test_state *uts)
{
struct sandbox_sdl_plat *plat;
struct udevice *dev, *con;
struct video_priv *priv;
const char *test_string_1 = "Criticism may not be agreeable, ";
const char *test_string_2 = "but it is necessary.";
const char *test_string_3 = "It fulfils the same function as pain in the human body.";
if (!IS_ENABLED(CONFIG_VIDEO_DAMAGE))
return -EAGAIN;
ut_assertok(uclass_find_device(UCLASS_VIDEO, 0, &dev));
ut_assert(!device_active(dev));
plat = dev_get_plat(dev);
plat->font_size = 32;
ut_assertok(video_get_nologo(uts, &dev));
ut_assertok(uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con));
priv = dev_get_uclass_priv(dev);
vidconsole_position_cursor(con, 14, 10);
vidconsole_put_string(con, test_string_2);
ut_asserteq(449, priv->damage.xstart);
ut_asserteq(325, priv->damage.ystart);
ut_asserteq(661, priv->damage.xend);
ut_asserteq(350, priv->damage.yend);
vidconsole_position_cursor(con, 7, 5);
vidconsole_put_string(con, test_string_1);
ut_asserteq(225, priv->damage.xstart);
ut_asserteq(164, priv->damage.ystart);
ut_asserteq(661, priv->damage.xend);
ut_asserteq(350, priv->damage.yend);
vidconsole_position_cursor(con, 21, 15);
vidconsole_put_string(con, test_string_3);
ut_asserteq(225, priv->damage.xstart);
ut_asserteq(164, priv->damage.ystart);
ut_asserteq(1280, priv->damage.xend);
ut_asserteq(510, priv->damage.yend);
video_sync(dev, true);
ut_asserteq(priv->xsize, priv->damage.xstart);
ut_asserteq(priv->ysize, priv->damage.ystart);
ut_asserteq(0, priv->damage.xend);
ut_asserteq(0, priv->damage.yend);
ut_asserteq(7339, compress_frame_buffer(uts, dev, false));
ut_assertok(check_copy_frame_buffer(uts, dev));
return 0;
}
DM_TEST(dm_test_video_damage, UTF_SCAN_PDATA | UTF_SCAN_FDT);