1 files changed, 114 insertions, 0 deletions
diff --git a/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_csc.c b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_csc.c
new file mode 100644
index 00000000..7612b698
--- /dev/null
+++ b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_csc.c
@@ -0,0 +1,114 @@
+/*
+ * 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.
+ */
+
+#include <linux/uaccess.h>
+#include <linux/sprd_mm.h>
+#include <video/sprd_isp.h>
+#include "isp_reg.h"
+
+static int32_t isp_k_csc_block(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+	uint32_t val = 0;
+	struct isp_dev_csc_info csc_info;
+
+	memset(&csc_info, 0x00, sizeof(csc_info));
+
+	ret = copy_from_user((void *)&csc_info, param->property_param, sizeof(csc_info));
+	if (0 != ret) {
+		printk("isp_k_csc_block: copy error, ret=0x%x\n", (uint32_t)ret);
+		return -1;
+	}
+
+	REG_MWR(ISP_CSC_CTRL, BIT_0, csc_info.bypass);
+
+	val = (csc_info.red_centre_x & 0x1FFF) | ((csc_info.red_centre_y & 0xFFF) << 16);
+	REG_WR(ISP_CSC_RCC, val);
+
+	val = (csc_info.blue_centre_x & 0x1FFF) | ((csc_info.blue_centre_y & 0xFFF) << 16);
+	REG_WR(ISP_CSC_BCC, val);
+
+	REG_WR(ISP_CSC_REDTHR, csc_info.red_threshold & 0x3FFFFFF);
+
+	REG_WR(ISP_CSC_BLUETHR, (csc_info.blue_threshold & 0x3FFFFFF));
+
+	val = (csc_info.red_p1_param & 0x1FFF) | ((csc_info.red_p2_param & 0x7FF) << 16);
+	REG_WR(ISP_CSC_REDPOLY, val);
+
+	val = (csc_info.blue_p1_param & 0x1FFF) | ((csc_info.blue_p2_param & 0x7FF) << 16);
+	REG_WR(ISP_CSC_BLUEPOLY, val);
+
+	REG_WR(ISP_CSC_MAXGAIN, (csc_info.max_gain_thr & 0x1FFF));
+
+	val = (csc_info.start_pos.x & 0xFFF) | ((csc_info.start_pos.y & 0x1FFF) << 12);
+	REG_WR(ISP_CSC_START_ROW_COL, val );
+
+	val = csc_info.red_x2_init;
+	REG_WR( ISP_CSC_REDX2INIT, (val & 0x3FFFFFF));
+	val = csc_info.red_y2_init;
+	REG_WR( ISP_CSC_REDY2INIT, (val & 0x3FFFFFF));
+
+	val = csc_info.blue_x2_init;
+	REG_WR( ISP_CSC_BLUEX2INIT, (val & 0x3FFFFFF));
+	val = csc_info.blue_y2_init;
+	REG_WR( ISP_CSC_BLUEY2INIT, (val & 0x3FFFFFF));
+
+	return ret;
+
+}
+
+static int32_t isp_k_csc_pic_size(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+	uint32_t val = 0;
+	struct isp_img_size pic_size = {0, 0};
+
+	ret = copy_from_user((void *)&pic_size, param->property_param, sizeof(pic_size));
+	if (0 != ret) {
+		printk("isp_k_csc_pic_size: copy_from_user error, ret = 0x%x\n", (uint32_t)ret);
+		return -1;
+	}
+	val = (pic_size.width& 0x1FFF) | ((pic_size.height& 0xFFF) << 16);
+	REG_WR(ISP_CSC_PICSIZE, val );
+
+	return ret;
+}
+
+int32_t isp_k_cfg_csc(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+
+	if (!param) {
+		printk("isp_k_cfg_csc: param is null error.\n");
+		return -1;
+	}
+
+	if (NULL == param->property_param) {
+		printk("isp_k_cfg_csc: property_param is null error.\n");
+		return -1;
+	}
+
+	switch(param->property) {
+	case ISP_PRO_CSC_BLOCK:
+		ret = isp_k_csc_block(param);
+		break;
+	case ISP_PRO_CSC_PIC_SIZE:
+		ret = isp_k_csc_pic_size(param);
+		break;
+	default:
+		printk("isp_k_cfg_csc: fail cmd id:%d, not supported.\n", param->property);
+		break;
+	}
+
+	return ret;
+}