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media: ipu3-cio2: Allow probe to succeed if there are no sensors connected

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The device won't be powered off on systems that have no sensors connected
unless it has a driver bound to it. Allow that to happen even if there are
no sensors connected to cio2.

Reviewed-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@linux.intel.com>
Tested-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Sakari Ailus 2018-11-30 17:30:48 -05:00 committed by Mauro Carvalho Chehab
parent 19c624c6b2
commit b9da9b3767
1 changed files with 2 additions and 1 deletions
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3
drivers/media/pci/intel/ipu3/ipu3-cio2.c
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@ -1810,7 +1810,8 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
/* Register notifier for subdevices we care */
r = cio2_notifier_init(cio2);
if (r)
/* Proceed without sensors connected to allow the device to suspend. */
if (r && r != -ENODEV)
goto fail_cio2_queue_exit;
r = devm_request_irq(&pci_dev->dev, pci_dev->irq, cio2_irq,