[igt-dev] [PATCH 1/2] [i-g-t] tests/kms_cursor_crc: Fix cursor crop on AMD gpu

[Hersen Wu]

Remove extra line when create cursor fb for AMD gpu.

AMD gpu does not support cursor buffer crop. AMD driver
fails validation with fb size not equal to cursor size.

Signed-off-by: Hersen Wu <hersenxs.wu at amd.com>
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
 tests/kms_cursor_crc.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tests/kms_cursor_crc.c b/tests/kms_cursor_crc.c
index 76c01f557..ba29ff65d 100644
--- a/tests/kms_cursor_crc.c
+++ b/tests/kms_cursor_crc.c
@@ -560,14 +560,18 @@ static void create_cursor_fb(data_t *data, int cur_w, int cur_h)
 {
 	cairo_t *cr;
 	uint32_t fb_id;
+	int cur_h_extra_line = 1;
 
+	/* Cropping is not supported for cursor plane by AMD */
+	if (is_amdgpu_device(data->drm_fd))
+		cur_h_extra_line = 0;
 	/*
 	 * Make the FB slightly taller and leave the extra
 	 * line opaque white, so that we can see that the
 	 * hardware won't scan beyond what it should (esp.
 	 * with non-square cursors).
 	 */
-	fb_id = igt_create_color_fb(data->drm_fd, cur_w, cur_h + 1,
+	fb_id = igt_create_color_fb(data->drm_fd, cur_w, cur_h + cur_h_extra_line,
 				    DRM_FORMAT_ARGB8888,
 				    DRM_FORMAT_MOD_LINEAR,
 				    1.0, 1.0, 1.0,
-- 
2.25.1