usb: dwc3: don't log probe deferrals; but do log other error codes

[ Upstream commit 408d3ba006af57380fa48858b39f72fde6405031 ]

It's not very useful to repeat a bunch of probe deferral errors. And
it's also not very useful to log "failed" without telling the error
code.

Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index aca7e7fa5e47ddd4d76e7ebb9349d47e6d829be3..f52fcbc5c971843489edfa75b85bc34a87f9baab 100644 (file)
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1481,7 +1481,8 @@ static int dwc3_probe(struct platform_device *pdev)
 
        ret = dwc3_core_init(dwc);
        if (ret) {
-               dev_err(dev, "failed to initialize core\n");
+               if (ret != -EPROBE_DEFER)
+                       dev_err(dev, "failed to initialize core: %d\n", ret);
                goto err4;
        }