From: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
We can't add this to igt_draw since igt_draw doesn't care whether it's
writing on a frontbuffer or not.
PS: the ENOSYS is for Kernels without the patch implementing the
IOCTL.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
---
tests/kms_frontbuffer_tracking.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/tests/kms_frontbuffer_tracking.c b/tests/kms_frontbuffer_tracking.c
index e162e91..1c45429 100644
--- a/tests/kms_frontbuffer_tracking.c
+++ b/tests/kms_frontbuffer_tracking.c
@@ -826,6 +826,21 @@ static struct rect pat4_get_rect(struct fb_region *fb, int r)
return rect;
}
+static void fb_dirty_ioctl(struct fb_region *fb, struct rect *rect)
+{
+ int rc;
+ drmModeClip clip = {
+ .x1 = rect->x,
+ .x2 = rect->x + rect->w,
+ .y1 = rect->y,
+ .y2 = rect->y + rect->h,
+ };
+
+ rc = drmModeDirtyFB(drm.fd, fb->fb->fb_id, &clip, 1);
+
+ igt_assert(rc == 0 || rc == -ENOSYS);
+}
+
static void draw_rect(struct draw_pattern_info *pattern, struct fb_region *fb,
enum igt_draw_method method, int r)
{
@@ -834,6 +849,9 @@ static void draw_rect(struct draw_pattern_info *pattern, struct fb_region *fb,
igt_draw_rect_fb(drm.fd, drm.bufmgr, NULL, fb->fb, method,
fb->x + rect.x, fb->y + rect.y,
rect.w, rect.h, rect.color);
+
+ if (method == IGT_DRAW_MMAP_WC)
+ fb_dirty_ioctl(fb, &rect);
}
static void draw_rect_igt_fb(struct draw_pattern_info *pattern,
--
2.1.4
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