Commit df9a825f authored by Tomasz Michalec's avatar Tomasz Michalec Committed by Greg Kroah-Hartman
Browse files

usb: typec: intel_pmc_mux: Defer probe if SCU IPC isn't present 



If pmc_usb_probe is called before SCU IPC is registered, pmc_usb_probe
will fail.

Return -EPROBE_DEFER when pmc_usb_probe doesn't get SCU IPC device, so
the probe function can be called again after SCU IPC is initialized.

Signed-off-by: default avatarTomasz Michalec <tmichalec@google.com>
Reviewed-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20250610154058.1859812-1-tmichalec@google.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 503bbde3

drivers/usb/typec/mux/intel_pmc_mux.c

+1 −1
Original line number Diff line number Diff line
@@ -754,7 +754,7 @@ static int pmc_usb_probe(struct platform_device *pdev) 


	pmc->ipc = devm_intel_scu_ipc_dev_get(&pdev->dev);

	if (!pmc->ipc)

		return -ENODEV;

		return -EPROBE_DEFER;



	pmc->dev = &pdev->dev;