Just wraps drmModeDirtyFB and for now invalidates the whole FB.
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx>
---
Changes in v2:
- Add igt_dirty_fb
lib/igt_fb.c | 14 ++++++++++++++
lib/igt_fb.h | 1 +
2 files changed, 15 insertions(+)
diff --git a/lib/igt_fb.c b/lib/igt_fb.c
index f936961a484f..9d6cff0edd23 100644
--- a/lib/igt_fb.c
+++ b/lib/igt_fb.c
@@ -979,6 +979,20 @@ static void create_cairo_surface__blit(int fd, struct igt_fb *fb)
blit, destroy_cairo_surface__blit);
}
+/**
+ * igt_dirty_fb:
+ * @fd: open drm file descriptor
+ * @fb: pointer to an #igt_fb structure
+ *
+ * Flushes out the whole framebuffer.
+ *
+ * Returns: 0 upon success.
+ */
+int igt_dirty_fb(int fd, struct igt_fb *fb)
+{
+ return drmModeDirtyFB(fb->fd, fb->fb_id, NULL, 0);
+}
+
static void destroy_cairo_surface__gtt(void *arg)
{
struct igt_fb *fb = arg;
diff --git a/lib/igt_fb.h b/lib/igt_fb.h
index 6cfd1bbd5008..ec88854ddeb7 100644
--- a/lib/igt_fb.h
+++ b/lib/igt_fb.h
@@ -97,6 +97,7 @@ unsigned int igt_create_image_fb(int drm_fd, int width, int height,
unsigned int igt_create_stereo_fb(int drm_fd, drmModeModeInfo *mode,
uint32_t format, uint64_t tiling);
void igt_remove_fb(int fd, struct igt_fb *fb);
+int igt_dirty_fb(int fd, struct igt_fb *fb);
/* cairo-based painting */
cairo_t *igt_get_cairo_ctx(int fd, struct igt_fb *fb);
--
2.5.0
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