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Subject: media: atomisp: warn if unsupported subdevs are found Author: Mauro Carvalho Chehab <[email protected]> Date: Sun May 10 17:23:03 2020 +0200 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 <[email protected]> drivers/staging/media/atomisp/pci/atomisp_v4l2.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) --- diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c index c4bf2ac706d9..e83aae1978bd 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c @@ -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: _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
