diff options
| author |   Tomasz Michalec <tmichalec@google.com> | 2025-06-10 17:40:58 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-06-19 12:28:06 +0200 |
| commit | df9a825f330e76c72d1985bc9bdc4b8981e3d15f (patch) | |
| tree | e7032c8fa60ed3b14f46679505c794fcfa63e255 | |
| parent | usb: core: usb_submit_urb: downgrade type check (diff) | |
| download | wireguard-linux-df9a825f330e76c72d1985bc9bdc4b8981e3d15f.tar.xz wireguard-linux-df9a825f330e76c72d1985bc9bdc4b8981e3d15f.zip | |
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: Tomasz Michalec <tmichalec@google.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20250610154058.1859812-1-tmichalec@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/typec/mux/intel_pmc_mux.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index 65dda9183e6f..1698428654ab 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -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; |