Some devices do not implement analogue gain this way. Only add the control
when a device does have the support.
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
---
drivers/media/i2c/ccs/ccs-core.c | 16 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)
diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index 0a59bc13ac56..0b0165f5a28b 100644
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -776,12 +776,16 @@ static int ccs_init_controls(struct ccs_sensor *sensor)
sensor->pixel_array->ctrl_handler.lock = &sensor->mutex;
- v4l2_ctrl_new_std(&sensor->pixel_array->ctrl_handler, &ccs_ctrl_ops,
- V4L2_CID_ANALOGUE_GAIN,
- CCS_LIM(sensor, ANALOG_GAIN_CODE_MIN),
- CCS_LIM(sensor, ANALOG_GAIN_CODE_MAX),
- max(CCS_LIM(sensor, ANALOG_GAIN_CODE_STEP), 1U),
- CCS_LIM(sensor, ANALOG_GAIN_CODE_MIN));
+ switch (CCS_LIM(sensor, ANALOG_GAIN_CAPABILITY)) {
+ case CCS_ANALOG_GAIN_CAPABILITY_GLOBAL:
+ v4l2_ctrl_new_std(&sensor->pixel_array->ctrl_handler,
+ &ccs_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
+ CCS_LIM(sensor, ANALOG_GAIN_CODE_MIN),
+ CCS_LIM(sensor, ANALOG_GAIN_CODE_MAX),
+ max(CCS_LIM(sensor, ANALOG_GAIN_CODE_STEP),
+ 1U),
+ CCS_LIM(sensor, ANALOG_GAIN_CODE_MIN));
+ }
if (CCS_LIM(sensor, DIGITAL_GAIN_CAPABILITY) ==
CCS_DIGITAL_GAIN_CAPABILITY_GLOBAL ||
--
2.27.0
