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Diffstat (limited to 'drivers/media/video/s5p-g2d/g2d.h')
-rw-r--r--drivers/media/video/s5p-g2d/g2d.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/media/video/s5p-g2d/g2d.h b/drivers/media/video/s5p-g2d/g2d.h
new file mode 100644
index 00000000000..5eae90107bf
--- /dev/null
+++ b/drivers/media/video/s5p-g2d/g2d.h
@@ -0,0 +1,83 @@
+/*
+ * Samsung S5P G2D - 2D Graphics Accelerator Driver
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Kamil Debski, <k.debski@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version
+ */
+
+#include <media/v4l2-device.h>
+#include <media/v4l2-ctrls.h>
+
+#define G2D_NAME "s5p-g2d"
+
+struct g2d_dev {
+ struct v4l2_device v4l2_dev;
+ struct v4l2_m2m_dev *m2m_dev;
+ struct video_device *vfd;
+ struct mutex mutex;
+ spinlock_t irqlock;
+ atomic_t num_inst;
+ struct vb2_alloc_ctx *alloc_ctx;
+ struct resource *res_regs;
+ void __iomem *regs;
+ struct clk *clk;
+ struct clk *gate;
+ struct g2d_ctx *curr;
+ int irq;
+ wait_queue_head_t irq_queue;
+};
+
+struct g2d_frame {
+ /* Original dimensions */
+ u32 width;
+ u32 height;
+ /* Crop size */
+ u32 c_width;
+ u32 c_height;
+ /* Offset */
+ u32 o_width;
+ u32 o_height;
+ /* Image format */
+ struct g2d_fmt *fmt;
+ /* Variables that can calculated once and reused */
+ u32 stride;
+ u32 bottom;
+ u32 right;
+ u32 size;
+};
+
+struct g2d_ctx {
+ struct v4l2_fh fh;
+ struct g2d_dev *dev;
+ struct v4l2_m2m_ctx *m2m_ctx;
+ struct g2d_frame in;
+ struct g2d_frame out;
+ struct v4l2_ctrl_handler ctrl_handler;
+ u32 rop;
+};
+
+struct g2d_fmt {
+ char *name;
+ u32 fourcc;
+ int depth;
+ u32 hw;
+};
+
+
+void g2d_reset(struct g2d_dev *d);
+void g2d_set_src_size(struct g2d_dev *d, struct g2d_frame *f);
+void g2d_set_src_addr(struct g2d_dev *d, dma_addr_t a);
+void g2d_set_dst_size(struct g2d_dev *d, struct g2d_frame *f);
+void g2d_set_dst_addr(struct g2d_dev *d, dma_addr_t a);
+void g2d_start(struct g2d_dev *d);
+void g2d_clear_int(struct g2d_dev *d);
+void g2d_set_rop4(struct g2d_dev *d, u32 r);
+u32 g2d_cmd_stretch(u32 e);
+void g2d_set_cmd(struct g2d_dev *d, u32 c);
+
+