@@ -28,6 +28,7 @@
#include <linux/v4l2-mediabus.h>
#include <media/v4l2-fwnode.h>
#include <media/v4l2-device.h>
+#include <uapi/linux/ccs.h>
#include "ccs.h"
@@ -771,14 +772,46 @@ static int ccs_init_controls(struct ccs_sensor *sensor)
struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
int rval;
- rval = v4l2_ctrl_handler_init(&sensor->pixel_array->ctrl_handler, 13);
+ rval = v4l2_ctrl_handler_init(&sensor->pixel_array->ctrl_handler, 17);
if (rval)
return rval;
sensor->pixel_array->ctrl_handler.lock = &sensor->mutex;
switch (CCS_LIM(sensor, ANALOG_GAIN_CAPABILITY)) {
- case CCS_ANALOG_GAIN_CAPABILITY_GLOBAL:
+ case CCS_ANALOG_GAIN_CAPABILITY_GLOBAL: {
+ struct {
+ const char *name;
+ u32 id;
+ s32 value;
+ } const gain_ctrls[] = {
+ { "Analogue Gain m0", V4L2_CID_CCS_ANALOGUE_GAIN_M0,
+ CCS_LIM(sensor, ANALOG_GAIN_M0), },
+ { "Analogue Gain c0", V4L2_CID_CCS_ANALOGUE_GAIN_C0,
+ CCS_LIM(sensor, ANALOG_GAIN_C0), },
+ { "Analogue Gain m1", V4L2_CID_CCS_ANALOGUE_GAIN_M1,
+ CCS_LIM(sensor, ANALOG_GAIN_M1), },
+ { "Analogue Gain c1", V4L2_CID_CCS_ANALOGUE_GAIN_C1,
+ CCS_LIM(sensor, ANALOG_GAIN_C1), },
+ };
+ struct v4l2_ctrl_config ctrl_cfg = {
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .ops = &ccs_ctrl_ops,
+ .flags = V4L2_CTRL_FLAG_READ_ONLY,
+ .step = 1,
+ };
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(gain_ctrls); i++) {
+ ctrl_cfg.name = gain_ctrls[i].name;
+ ctrl_cfg.id = gain_ctrls[i].id;
+ ctrl_cfg.min = ctrl_cfg.max = ctrl_cfg.def =
+ gain_ctrls[i].value;
+
+ v4l2_ctrl_new_custom(&sensor->pixel_array->ctrl_handler,
+ &ctrl_cfg, NULL);
+ }
+
v4l2_ctrl_new_std(&sensor->pixel_array->ctrl_handler,
&ccs_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
CCS_LIM(sensor, ANALOG_GAIN_CODE_MIN),
@@ -787,6 +820,7 @@ static int ccs_init_controls(struct ccs_sensor *sensor)
1U),
CCS_LIM(sensor, ANALOG_GAIN_CODE_MIN));
}
+ }
if (CCS_LIM(sensor, DIGITAL_GAIN_CAPABILITY) ==
CCS_DIGITAL_GAIN_CAPABILITY_GLOBAL ||
Add four controls for reading CCS analogue gain coefficients. The values are constants that are device specific. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> --- drivers/media/i2c/ccs/ccs-core.c | 38 ++++++++++++++++++++++++++++++-- 1 file changed, 36 insertions(+), 2 deletions(-)