1 files changed, 142 insertions, 0 deletions
diff --git a/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hdr.c b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hdr.c
new file mode 100755
index 00000000..ba03b911
--- /dev/null
+++ b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hdr.c
@@ -0,0 +1,142 @@
+/*
+ * 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_hdr_block(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+	uint32_t i = 0, index = 0, addr = 0, val = 0;
+	struct isp_dev_hdr_info hdr_info;
+
+	ret = copy_from_user((void *)&hdr_info, param->property_param, sizeof(hdr_info));
+	if (0 != ret) {
+		printk("isp_k_hdr_block: copy error, ret=0x%x\n", (uint32_t)ret);
+		return -1;
+	}
+	printk("$$LHC:isp_k_hdr_block");
+	REG_MWR(ISP_HDR_PARAM, BIT_1, (hdr_info.level << 1));
+
+	val = ((hdr_info.b_index & 0xFF) << 24)
+		| ((hdr_info.g_index & 0xFF) << 16)
+		| ((hdr_info.r_index & 0xFF) << 8);
+	REG_WR(ISP_HDR_PARAM, val);
+
+	if (hdr_info.bypass) {
+		REG_OWR(ISP_HDR_PARAM, BIT_0);
+	} else {
+		REG_MWR(ISP_HDR_PARAM, BIT_0, 0);
+	}
+
+	return ret;
+}
+
+static int32_t isp_k_hdr_bypass(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+	uint32_t bypass = 0;
+
+	ret = copy_from_user((void *)&bypass, param->property_param, sizeof(bypass));
+	if (0 != ret) {
+		printk("isp_k_hdr_bypass: copy error, ret=0x%x\n", (uint32_t)ret);
+		return -1;
+	}
+
+	if (bypass) {
+		REG_OWR(ISP_HDR_PARAM, BIT_0);
+	} else {
+		REG_MWR(ISP_HDR_PARAM, BIT_0, 0);
+	}
+
+	return ret;
+}
+
+static int32_t isp_k_hdr_level(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+	uint32_t level= 0;
+
+	ret = copy_from_user((void *)&level, param->property_param, sizeof(level));
+	if (0 != ret) {
+		printk("isp_k_hdr_level: copy error, ret=0x%x\n", (uint32_t)ret);
+		return -1;
+	}
+
+	REG_MWR(ISP_HDR_PARAM, BIT_1, (level << 1));
+
+	return ret;
+}
+
+static int32_t isp_k_hdr_index(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+	uint32_t val = 0;
+	struct isp_hdr_rgb_index index;
+
+	memset(&index, 0x00, sizeof(index));
+
+	ret = copy_from_user((void *)&index, param->property_param, sizeof(index));
+	if (0 != ret) {
+		printk("isp_k_hdr_index: copy error, ret=0x%x\n", (uint32_t)ret);
+		return -1;
+	}
+
+	val = ((index.b & 0xFF) << 24)
+		| ((index.g & 0xFF) << 16)
+		| ((index.r & 0xFF) << 8);
+	REG_WR(ISP_HDR_PARAM, val);
+
+	return ret;
+}
+
+
+int32_t isp_k_cfg_hdr(struct isp_io_param *param)
+{
+	int32_t ret = 0;
+
+	if (!param) {
+		printk("isp_k_cfg_hdr: param is null error.\n");
+		return -1;
+	}
+
+	if (NULL == param->property_param) {
+		printk("isp_k_cfg_hdr: property_param is null error.\n");
+		return -1;
+	}
+
+	switch (param->property) {
+	case ISP_PRO_HDR_BLOCK:
+		ret = isp_k_hdr_block(param);
+		break;
+	case ISP_PRO_HDR_BYPASS:
+		ret = isp_k_hdr_bypass(param);
+		break;
+	case ISP_PRO_HDR_LEVEL:
+		ret = isp_k_hdr_level(param);
+		break;
+	case ISP_PRO_HDR_INDEX:
+		ret = isp_k_hdr_index(param);
+		break;
+	case ISP_PRO_HDR_TAB:
+		//ret = isp_k_hdr_tab(param);
+		break;
+	default:
+		printk("isp_k_cfg_hdr: fail cmd id:%d, not supported.\n", param->property);
+		break;
+	}
+
+	return ret;
+}