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media: ipu3-cio2: Request IRQ earlier

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[ Upstream commit a069f79bfa6ec1ea0744981ea8425c8a25322579 ]

Call devm_request_irq() before registering the async notifier, as otherwise
it would be possible to use the device before the interrupts could be
delivered to the driver.

Fixes: c2a6a07afe ("media: intel-ipu3: cio2: add new MIPI-CSI2 driver")
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Sakari Ailus
2022-12-20 16:01:20 +02:00
committed by Greg Kroah-Hartman
parent d57bc62491
commit a6f2f5f762
1 changed files with 5 additions and 5 deletions
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10
drivers/media/pci/intel/ipu3/ipu3-cio2-main.c
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@@ -1798,11 +1798,6 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
v4l2_async_nf_init(&cio2->notifier); v4l2_async_nf_init(&cio2->notifier);
/* Register notifier for subdevices we care */
r = cio2_parse_firmware(cio2);
if (r)
goto fail_clean_notifier;
r = devm_request_irq(dev, pci_dev->irq, cio2_irq, IRQF_SHARED, r = devm_request_irq(dev, pci_dev->irq, cio2_irq, IRQF_SHARED,
CIO2_NAME, cio2); CIO2_NAME, cio2);
if (r) { if (r) {
@@ -1810,6 +1805,11 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
goto fail_clean_notifier; goto fail_clean_notifier;
} }
/* Register notifier for subdevices we care */
r = cio2_parse_firmware(cio2);
if (r)
goto fail_clean_notifier;
pm_runtime_put_noidle(dev); pm_runtime_put_noidle(dev);
pm_runtime_allow(dev); pm_runtime_allow(dev);