From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Wed, 30 Aug 2017 08:25:59 +0000
Subject: Initial file dump from open source release

---
 drivers/media/sprd_scale/scale_drv.h | 69 ++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 drivers/media/sprd_scale/scale_drv.h

(limited to 'drivers/media/sprd_scale/scale_drv.h')

diff --git a/drivers/media/sprd_scale/scale_drv.h b/drivers/media/sprd_scale/scale_drv.h
new file mode 100644
index 00000000..d989717c
--- /dev/null
+++ b/drivers/media/sprd_scale/scale_drv.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2012 Spreadtrum Communications Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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 _SCALE_DRV_H_
+#define _SCALE_DRV_H_
+
+#include <linux/of.h>
+#include <linux/of_device.h>
+
+#include <linux/types.h>
+#include <video/sprd_scale_k.h>
+#include "scale_reg.h"
+
+//#define SCALE_DEBUG
+
+#ifdef SCALE_DEBUG
+	#define SCALE_TRACE             printk
+#else
+	#define SCALE_TRACE             pr_debug
+#endif
+
+typedef void (*scale_isr_func)(void *scale_k_private);
+
+struct scale_path_info{
+	struct scale_size_t input_size;
+	struct scale_rect_t  input_rect;
+	struct scale_size_t sc_input_size;
+	struct scale_addr_t input_addr;
+	uint32_t input_format;
+	struct scale_size_t output_size;
+	struct scale_addr_t output_addr;
+	uint32_t output_format;
+	uint32_t scale_mode;
+	uint32_t slice_height;
+	uint32_t slice_out_height;
+	uint32_t slice_in_height;
+	uint32_t is_last_slice;
+	void *user_data;
+	uint32_t sc_deci_val;
+	void * coeff_addr;
+	uint32_t is_wait_stop;
+	struct semaphore done_sem;
+};
+
+struct scale_drv_private{
+	struct scale_path_info path_info;
+	struct scale_frame_info_t frm_info;
+	spinlock_t scale_drv_lock;
+	scale_isr_func user_isr_func;
+	void *scale_fd;/*scale file*/
+};
+
+int32_t scale_k_module_en(struct device_node *dn);
+int32_t scale_k_module_dis(struct device_node *dn);
+int scale_k_start(struct scale_frame_param_t *cfg_ptr, struct scale_path_info *path_info_ptr);
+int scale_k_stop(void);
+int scale_k_continue(struct scale_slice_param_t *cfg_ptr, struct scale_path_info *path_info_ptr);
+int scale_k_isr_reg(scale_isr_func user_func, struct scale_drv_private *drv_private);
+
+#endif
-- 
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