Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / gpu / drm / sti / sti_vtg.h

diff --git a/kernel/drivers/gpu/drm/sti/sti_vtg.h b/kernel/drivers/gpu/drm/sti/sti_vtg.h
new file mode 100644 (file)
index 0000000..e84d23f
--- /dev/null
+++ b/kernel/drivers/gpu/drm/sti/sti_vtg.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) STMicroelectronics SA 2014
+ * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
+ * License terms:  GNU General Public License (GPL), version 2
+ */
+
+#ifndef _STI_VTG_H_
+#define _STI_VTG_H_
+
+#define VTG_TOP_FIELD_EVENT     1
+#define VTG_BOTTOM_FIELD_EVENT  2
+
+struct sti_vtg;
+struct drm_display_mode;
+struct notifier_block;
+
+struct sti_vtg *of_vtg_find(struct device_node *np);
+void sti_vtg_set_config(struct sti_vtg *vtg,
+               const struct drm_display_mode *mode);
+int sti_vtg_register_client(struct sti_vtg *vtg,
+               struct notifier_block *nb, int crtc_id);
+int sti_vtg_unregister_client(struct sti_vtg *vtg,
+               struct notifier_block *nb);
+
+u32 sti_vtg_get_line_number(struct drm_display_mode mode, int y);
+u32 sti_vtg_get_pixel_number(struct drm_display_mode mode, int x);
+
+#endif