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authorNathan Lord <nlord@nvidia.com>2011-02-15 21:28:19 -0800
committerVarun Colbert <vcolbert@nvidia.com>2011-02-16 14:28:10 -0800
commit3bfbe9286caacc4e2fdbf212aab8f30b6cab9c4a (patch)
tree8163aff88fbfc07a5d2079abe984b8989fe11018 /drivers
parentfbef790a66d87fc2a579c38f821652a11df0fcb9 (diff)
media: video: tegra: add ov5650 test pattern mode
Change-Id: Ie894d71f45cc08709daff3f258e0c4676b7778b0 Reviewed-on: http://git-master/r/19687 Reviewed-by: Nathan Lord <nlord@nvidia.com> Tested-by: Nathan Lord <nlord@nvidia.com> Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/tegra/ov5650.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/media/video/tegra/ov5650.c b/drivers/media/video/tegra/ov5650.c
index f91082c8de65..c5b22298b355 100644
--- a/drivers/media/video/tegra/ov5650.c
+++ b/drivers/media/video/tegra/ov5650.c
@@ -36,6 +36,31 @@ struct ov5650_info {
#define OV5650_TABLE_END 1
#define OV5650_MAX_RETRIES 3
+static struct ov5650_reg tp_none_seq[] = {
+ {0x5046, 0x00}, /* isp_off */
+ {OV5650_TABLE_END, 0x0000}
+};
+
+static struct ov5650_reg tp_cbars_seq[] = {
+ {0x503D, 0xC0},
+ {0x503E, 0x00},
+ {0x5046, 0x01}, /* isp_on */
+ {OV5650_TABLE_END, 0x0000}
+};
+
+static struct ov5650_reg tp_checker_seq[] = {
+ {0x503D, 0xC0},
+ {0x503E, 0x0A},
+ {0x5046, 0x01}, /* isp_on */
+ {OV5650_TABLE_END, 0x0000}
+};
+
+static struct ov5650_reg *test_pattern_modes[] = {
+ tp_none_seq,
+ tp_cbars_seq,
+ tp_checker_seq,
+};
+
static struct ov5650_reg mode_start[] = {
{0x3008, 0x82}, /* reset registers pg 72 */
{OV5650_TABLE_WAIT_MS, 5},
@@ -617,6 +642,17 @@ static int ov5650_get_status(struct ov5650_info *info, u8 *status)
return err;
}
+static int ov5650_test_pattern(struct ov5650_info *info,
+ enum ov5650_test_pattern pattern)
+{
+ if (pattern >= ARRAY_SIZE(test_pattern_modes))
+ return -EINVAL;
+
+ return ov5650_write_table(info->i2c_client,
+ test_pattern_modes[pattern],
+ NULL, 0);
+}
+
static long ov5650_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
@@ -655,6 +691,13 @@ static long ov5650_ioctl(struct file *file,
}
return 0;
}
+ case OV5650_IOCTL_TEST_PATTERN:
+ {
+ err = ov5650_test_pattern(info, (enum ov5650_test_pattern) arg);
+ if (err)
+ pr_err("%s %d %d\n", __func__, __LINE__, err);
+ return err;
+ }
default:
return -EINVAL;
}