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| author |   Akinobu Mita <akinobu.mita@gmail.com> | 2018-01-03 13:22:47 -0500 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2018-01-05 12:51:36 -0500 |
| commit | 74e08739c0f7400cf2c0e1ddf4c52e24aad1768a (patch) | |
| tree | af6a55ce9e83fc70107b27fd2847e491e1405dd2 /drivers/media | |
| parent | media: mt9m111: document missing required clocks property (diff) | |
| download | linux-dev-74e08739c0f7400cf2c0e1ddf4c52e24aad1768a.tar.xz linux-dev-74e08739c0f7400cf2c0e1ddf4c52e24aad1768a.zip | |
media: mt9m111: add V4L2_CID_TEST_PATTERN control
The mt9m111 has the test pattern generator features. This makes use of
it through V4L2_CID_TEST_PATTERN control.
Cc: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/i2c/mt9m111.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/media/i2c/mt9m111.c b/drivers/media/i2c/mt9m111.c index e1d5032f1672..d74f254db661 100644 --- a/drivers/media/i2c/mt9m111.c +++ b/drivers/media/i2c/mt9m111.c @@ -92,6 +92,7 @@ */ #define MT9M111_OPER_MODE_CTRL 0x106 #define MT9M111_OUTPUT_FORMAT_CTRL 0x108 +#define MT9M111_TPG_CTRL 0x148 #define MT9M111_REDUCER_XZOOM_B 0x1a0 #define MT9M111_REDUCER_XSIZE_B 0x1a1 #define MT9M111_REDUCER_YZOOM_B 0x1a3 @@ -124,6 +125,7 @@ #define MT9M111_OUTFMT_AVG_CHROMA (1 << 2) #define MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN (1 << 1) #define MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B (1 << 0) +#define MT9M111_TPG_SEL_MASK GENMASK(2, 0) /* * Camera control register addresses (0x200..0x2ff not implemented) @@ -706,6 +708,25 @@ static int mt9m111_set_autowhitebalance(struct mt9m111 *mt9m111, int on) return reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN); } +static const char * const mt9m111_test_pattern_menu[] = { + "Disabled", + "Vertical monochrome gradient", + "Flat color type 1", + "Flat color type 2", + "Flat color type 3", + "Flat color type 4", + "Flat color type 5", + "Color bar", +}; + +static int mt9m111_set_test_pattern(struct mt9m111 *mt9m111, int val) +{ + struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev); + + return mt9m111_reg_mask(client, MT9M111_TPG_CTRL, val, + MT9M111_TPG_SEL_MASK); +} + static int mt9m111_s_ctrl(struct v4l2_ctrl *ctrl) { struct mt9m111 *mt9m111 = container_of(ctrl->handler, @@ -724,6 +745,8 @@ static int mt9m111_s_ctrl(struct v4l2_ctrl *ctrl) return mt9m111_set_autoexposure(mt9m111, ctrl->val); case V4L2_CID_AUTO_WHITE_BALANCE: return mt9m111_set_autowhitebalance(mt9m111, ctrl->val); + case V4L2_CID_TEST_PATTERN: + return mt9m111_set_test_pattern(mt9m111, ctrl->val); } return -EINVAL; @@ -968,6 +991,10 @@ static int mt9m111_probe(struct i2c_client *client, v4l2_ctrl_new_std_menu(&mt9m111->hdl, &mt9m111_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, 1, 0, V4L2_EXPOSURE_AUTO); + v4l2_ctrl_new_std_menu_items(&mt9m111->hdl, + &mt9m111_ctrl_ops, V4L2_CID_TEST_PATTERN, + ARRAY_SIZE(mt9m111_test_pattern_menu) - 1, 0, 0, + mt9m111_test_pattern_menu); mt9m111->subdev.ctrl_handler = &mt9m111->hdl; if (mt9m111->hdl.error) { ret = mt9m111->hdl.error; |