/***************************************************************************
- * Plug-in for TAS5130D1B image sensor connected to the SN9C10x PC Camera *
- * Controllers *
+ * Driver for TAS5130D1B image sensor connected to the SN9C10[12] PC *
+ * Camera Controllers *
* *
* Copyright (C) 2004 by Luca Risolia <luca.risolia@studio.unibo.it> *
* *
static struct sn9c102_sensor tas5130d1b;
-static struct v4l2_control tas5130d1b_gain, tas5130d1b_exposure;
-
static int tas5130d1b_init(struct sn9c102_device* cam)
{
err += sn9c102_write_reg(cam, 0x60, 0x17);
err += sn9c102_write_reg(cam, 0x07, 0x18);
- return err;
-}
-
-
-static int tas5130d1b_get_ctrl(struct sn9c102_device* cam,
- struct v4l2_control* ctrl)
-{
- switch (ctrl->id) {
- case V4L2_CID_GAIN:
- ctrl->value = tas5130d1b_gain.value;
- break;
- case V4L2_CID_EXPOSURE:
- ctrl->value = tas5130d1b_exposure.value;
- break;
- default:
- return -EINVAL;
- }
+ err += sn9c102_i2c_try_raw_write(cam, &tas5130d1b, 4, 0x11, 0x00, 0x40,
+ 0x47, 0, 0);
- return 0;
+ return err;
}
static int tas5130d1b_set_ctrl(struct sn9c102_device* cam,
const struct v4l2_control* ctrl)
{
- int err = 0;
-
switch (ctrl->id) {
case V4L2_CID_GAIN:
- if (!(err += sn9c102_i2c_write(cam, 0x20, 0xf6 - ctrl->value)))
- tas5130d1b_gain.value = ctrl->value;
- break;
- case V4L2_CID_EXPOSURE:
- if (!(err += sn9c102_i2c_write(cam, 0x40, 0x47 - ctrl->value)))
- tas5130d1b_exposure.value = ctrl->value;
- break;
+ return sn9c102_i2c_try_raw_write(cam, &tas5130d1b, 4, 0x11,
+ 0x02, 0x20,
+ 0xff - (ctrl->value & 0xff),
+ 0, 0);
default:
return -EINVAL;
}
-
- return err ? -EIO : 0;
}
err += sn9c102_write_reg(cam, v_start, 0x13);
/* Do NOT change! */
- err += sn9c102_write_reg(cam, 0x1f, 0x1a);
- err += sn9c102_write_reg(cam, 0x1a, 0x1b);
+ err += sn9c102_write_reg(cam, 0x1d, 0x1a);
+ err += sn9c102_write_reg(cam, 0x10, 0x1b);
err += sn9c102_write_reg(cam, 0xf3, 0x19);
return err;
.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
.frequency = SN9C102_I2C_100KHZ,
.interface = SN9C102_I2C_3WIRES,
- .slave_read_id = SN9C102_I2C_SLAVEID_UNAVAILABLE,
- .slave_write_id = SN9C102_I2C_SLAVEID_FICTITIOUS,
.init = &tas5130d1b_init,
.qctrl = {
{
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "global gain",
.minimum = 0x00,
- .maximum = 0xf6,
- .step = 0x02,
- .default_value = 0x00,
- .flags = 0,
- },
- {
- .id = V4L2_CID_EXPOSURE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "exposure",
- .minimum = 0x00,
- .maximum = 0x47,
+ .maximum = 0xff,
.step = 0x01,
.default_value = 0x00,
.flags = 0,
},
},
- .get_ctrl = &tas5130d1b_get_ctrl,
.set_ctrl = &tas5130d1b_set_ctrl,
.cropcap = {
.bounds = {
/* This sensor has no identifiers, so let's attach it anyway */
sn9c102_attach_sensor(cam, &tas5130d1b);
- /* Sensor detection is based on USB pid/vid */
- if (tas5130d1b.usbdev->descriptor.idProduct != 0x6025 &&
- tas5130d1b.usbdev->descriptor.idProduct != 0x60aa)
+ /* At the moment, sensor detection is based on USB pid/vid */
+ if (tas5130d1b.usbdev->descriptor.idProduct != 0x6025)
return -ENODEV;
return 0;