summaryrefslogtreecommitdiff
path: root/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_rgb_gain2.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/sprd_isp/isp2.0/pike/src/isp_k_rgb_gain2.c')
-rw-r--r--drivers/media/sprd_isp/isp2.0/pike/src/isp_k_rgb_gain2.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_rgb_gain2.c b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_rgb_gain2.c
new file mode 100644
index 00000000..a8b31537
--- /dev/null
+++ b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_rgb_gain2.c
@@ -0,0 +1,67 @@
+/*
+ * 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_rgb_gain2_block(struct isp_io_param *param)
+{
+ int32_t ret = 0;
+ uint32_t val = 0;
+ struct isp_dev_rgb_gain2_info gain_info;
+
+ ret = copy_from_user((void *)&gain_info, param->property_param, sizeof(gain_info));
+ if (0 != ret) {
+ printk("isp_k_rgb_gain2_block: copy error, ret=0x%x\n", (uint32_t)ret);
+ return -1;
+ }
+
+ val = ((gain_info.r_gain & 0xFF) << 24) | ((gain_info.g_gain & 0xFF) << 16) | ((gain_info.b_gain & 0xFF) << 8);
+ REG_MWR(ISP_RGBG2_PARAM, 0xFFFFFF00, val);
+
+ val = ((gain_info.r_offset & 0x3FF) << 20) | ((gain_info.g_offset & 0x3FF) << 10) | (gain_info.b_offset & 0x3FF);
+ REG_WR(ISP_RGBG2_OFFSET, val);
+
+ REG_MWR(ISP_RGBG2_PARAM, BIT_0, gain_info.bypass);
+
+ return ret;
+
+}
+
+int32_t isp_k_cfg_rgb_gain2(struct isp_io_param *param)
+{
+ int32_t ret = 0;
+
+ if (!param) {
+ printk("isp_k_cfg_rgb_gain2: param is null error.\n");
+ return -1;
+ }
+
+ if (NULL == param->property_param) {
+ printk("isp_k_cfg_rgb_gain2: property_param is null error.\n");
+ return -1;
+ }
+
+ switch(param->property) {
+ case ISP_PRO_RGB_GAIN2_BLOCK:
+ ret = isp_k_rgb_gain2_block(param);
+ break;
+ default:
+ printk("isp_k_cfg_rgb_gain2: fail cmd id:%d, not supported.\n", param->property);
+ break;
+ }
+
+ return ret;
+}