From: Dmitry Osipenko Date: Mon, 29 Mar 2021 19:55:30 +0000 (+0300) Subject: i2c: Make i2c_recover_bus() to return -EBUSY if bus recovery unimplemented X-Git-Tag: v5.13-rc1~85^2~56 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c126f7c3b8c41f5ca146e52e70ae927e3be30060;p=thirdparty%2Fkernel%2Flinux.git i2c: Make i2c_recover_bus() to return -EBUSY if bus recovery unimplemented The i2c_recover_bus() returns -EOPNOTSUPP if bus recovery isn't wired up by the bus driver, which the case for Tegra I2C driver for example. This error code is then propagated to I2C client and might be confusing, thus make i2c_recover_bus() to return -EBUSY instead. Suggested-by: Wolfram Sang Signed-off-by: Dmitry Osipenko Signed-off-by: Wolfram Sang --- diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 63ebf722a4248..e7be127eeee48 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -249,7 +249,7 @@ EXPORT_SYMBOL_GPL(i2c_generic_scl_recovery); int i2c_recover_bus(struct i2c_adapter *adap) { if (!adap->bus_recovery_info) - return -EOPNOTSUPP; + return -EBUSY; dev_dbg(&adap->dev, "Trying i2c bus recovery\n"); return adap->bus_recovery_info->recover_bus(adap);