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-rw-r--r--tests/kms_plane.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/tests/kms_plane.c b/tests/kms_plane.c
index ce4bf9e1..5f1a73f8 100644
--- a/tests/kms_plane.c
+++ b/tests/kms_plane.c
@@ -30,6 +30,13 @@
#include <stdio.h>
#include <string.h>
+/*
+ * Throw away enough lsbs in pixel formats tests
+ * to get a match despite some differences between
+ * the software and hardware YCbCr<->RGB conversion
+ * routines.
+ */
+#define LUT_MASK 0xf800
typedef struct {
float red;
@@ -697,7 +704,7 @@ static bool test_format_plane(data_t *data, enum pipe pipe,
continue;
if (format == DRM_FORMAT_C8) {
- if (!set_c8_legacy_lut(data, pipe, 0xfc00))
+ if (!set_c8_legacy_lut(data, pipe, LUT_MASK))
continue;
} else {
if (!igt_fb_supported_format(format))
@@ -716,7 +723,7 @@ static bool test_format_plane(data_t *data, enum pipe pipe,
ref_crc, &fb);
if (format == DRM_FORMAT_C8)
- set_legacy_lut(data, pipe, 0xfc00);
+ set_legacy_lut(data, pipe, LUT_MASK);
}
igt_pipe_crc_stop(data->pipe_crc);
@@ -751,7 +758,7 @@ test_pixel_formats(data_t *data, enum pipe pipe)
igt_display_commit2(&data->display, data->display.is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
- set_legacy_lut(data, pipe, 0xfc00);
+ set_legacy_lut(data, pipe, LUT_MASK);
test_init(data, pipe);