diff options
| author | Nathan Lord <nlord@nvidia.com> | 2011-02-15 21:28:19 -0800 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-02-16 14:28:10 -0800 |
| commit | 3bfbe9286caacc4e2fdbf212aab8f30b6cab9c4a (patch) | |
| tree | 8163aff88fbfc07a5d2079abe984b8989fe11018 /drivers/media/video | |
| parent | fbef790a66d87fc2a579c38f821652a11df0fcb9 (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/media/video')
| -rw-r--r-- | drivers/media/video/tegra/ov5650.c | 43 |
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; } |