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Ignore temporary -ENXIO and -EIO errors during resume and allow register synchronization to be retried later. Signed-off-by: Tinsae Tadesse --- drivers/hwmon/spd5118.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/hwmon/spd5118.c b/drivers/hwmon/spd5118.c index 5da44571b6a0..ec9f14f6e0df 100644 --- a/drivers/hwmon/spd5118.c +++ b/drivers/hwmon/spd5118.c @@ -512,9 +512,15 @@ static int spd5118_resume(struct device *dev) { struct spd5118_data *data = dev_get_drvdata(dev); struct regmap *regmap = data->regmap; + int ret; regcache_cache_only(regmap, false); - return regcache_sync(regmap); + ret = regcache_sync(regmap); + if(ret == -ENXIO || ret == -EIO) { + dev_warn(dev, "SPD hub not responding on resume (%d), deferring init\n", ret); + return 0; + } + return ret; } static DEFINE_SIMPLE_DEV_PM_OPS(spd5118_pm_ops, spd5118_suspend, spd5118_resume); -- 2.47.3