If the snd_soc_register_card() fails due a missing resource and the probe
has to be deferred, the driver prints an error message.
But since many probe retries can happen before a resource is available,
the printed messages can spam the kernel log buffer and slow the boot.
The information is useful to know that a dependency was not meet and a
defer happened, but isn't necessary to print it on each probe deferral.
Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
---
sound/soc/samsung/snow.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/sound/soc/samsung/snow.c b/sound/soc/samsung/snow.c
index d8ac907bbb0d..068bfb78a668 100644
--- a/sound/soc/samsung/snow.c
+++ b/sound/soc/samsung/snow.c
@@ -103,7 +103,13 @@ static int snow_probe(struct platform_device *pdev)
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret) {
- dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
+ if (ret == -EPROBE_DEFER)
+ dev_err_once(&pdev->dev,
+ "snd_soc_register_card deferred (%d)\n",
+ ret);
+ else
+ dev_err(&pdev->dev,
+ "snd_soc_register_card failed (%d)\n", ret);
return ret;
}
--
2.7.4
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