Linux-libre 4.7.1-gnupck-4.7.1-gnu

1 files changed, 50 insertions, 0 deletions

diff --git a/drivers/gpu/drm/arc/arcpgu.h b/drivers/gpu/drm/arc/arcpgu.h
new file mode 100644
index 000000000..86574b698
--- /dev/null
+++ b/drivers/gpu/drm/arc/arcpgu.h
@@ -0,0 +1,50 @@
+/*
+ * ARC PGU DRM driver.
+ *
+ * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _ARCPGU_H_
+#define _ARCPGU_H_
+
+struct arcpgu_drm_private {
+	void __iomem		*regs;
+	struct clk		*clk;
+	struct drm_fbdev_cma	*fbdev;
+	struct drm_framebuffer	*fb;
+	struct list_head	event_list;
+	struct drm_crtc		crtc;
+	struct drm_plane	*plane;
+};
+
+#define crtc_to_arcpgu_priv(x) container_of(x, struct arcpgu_drm_private, crtc)
+
+static inline void arc_pgu_write(struct arcpgu_drm_private *arcpgu,
+				 unsigned int reg, u32 value)
+{
+	iowrite32(value, arcpgu->regs + reg);
+}
+
+static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu,
+			       unsigned int reg)
+{
+	return ioread32(arcpgu->regs + reg);
+}
+
+int arc_pgu_setup_crtc(struct drm_device *dev);
+int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np);
+struct drm_fbdev_cma *arcpgu_fbdev_cma_init(struct drm_device *dev,
+	unsigned int preferred_bpp, unsigned int num_crtc,
+	unsigned int max_conn_count);
+
+#endif