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media: atomisp: warn if unsupported subdevs are found

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Right now, the driver supports just one VCM and just one
flash device. Warn if more than one such devices were
probed.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-05-10 17:23:03 +02:00
parent 09d8746665
commit a79afb97e0
1 changed files with 18 additions and 0 deletions
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18
drivers/staging/media/atomisp/pci/atomisp_v4l2.c
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@ -1117,6 +1117,11 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
* (via ACPI) and registered, do not create new
* ones */
subdev = atomisp_gmin_find_subdev(adapter, board_info);
if (!subdev) {
dev_warn(isp->dev, "Subdev %s not found\n",
board_info->type);
continue;
}
ret = v4l2_device_register_subdev(&isp->v4l2_dev, subdev);
if (ret) {
dev_warn(isp->dev, "Subdev %s detection fail\n",
@ -1137,6 +1142,7 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
case RAW_CAMERA:
raw_index = isp->input_cnt;
dev_dbg(isp->dev, "raw_index: %d\n", raw_index);
/* pass-though */
case SOC_CAMERA:
dev_dbg(isp->dev, "SOC_INDEX: %d\n", isp->input_cnt);
if (isp->input_cnt >= ATOM_ISP_MAX_INPUTS) {
@ -1173,10 +1179,22 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
}
break;
case CAMERA_MOTOR:
if (isp->motor) {
dev_warn(isp->dev,
"too many atomisp motors, ignored %s\n",
board_info->type);
continue;
}
isp->motor = subdev;
break;
case LED_FLASH:
case XENON_FLASH:
if (isp->flash) {
dev_warn(isp->dev,
"too many atomisp flash devices, ignored %s\n",
board_info->type);
continue;
}
isp->flash = subdev;
break;
default: