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Code Issues Releases Wiki Activity

i2c: turn recovery error on init to debug

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In some configurations, recovery is optional. So, don't throw an error
when it is not used because e.g. pinctrl settings for recovery are not
provided. Reword the message and make it debug output.

Reported-by: Klaus Kudielka <klaus.kudielka@gmail.com>
Tested-by: Klaus Kudielka <klaus.kudielka@gmail.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Cc: stable@kernel.org
This commit is contained in:
Wolfram Sang 2021-03-15 12:50:08 +01:00 committed by Wolfram Sang
parent 1e28eed176
commit e409a6a3e0
1 changed files with 4 additions and 3 deletions
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7
drivers/i2c/i2c-core-base.c
View file

@ -378,7 +378,7 @@ static int i2c_gpio_init_recovery(struct i2c_adapter *adap)
static int i2c_init_recovery(struct i2c_adapter *adap)
{
struct i2c_bus_recovery_info *bri = adap->bus_recovery_info;
char *err_str;
char *err_str, *err_level = KERN_ERR;
if (!bri)
return 0;
@ -387,7 +387,8 @@ static int i2c_init_recovery(struct i2c_adapter *adap)
return -EPROBE_DEFER;
if (!bri->recover_bus) {
err_str = "no recover_bus() found";
err_str = "no suitable method provided";
err_level = KERN_DEBUG;
goto err;
}
@ -414,7 +415,7 @@ static int i2c_init_recovery(struct i2c_adapter *adap)
return 0;
err:
dev_err(&adap->dev, "Not using recovery: %s\n", err_str);
dev_printk(err_level, &adap->dev, "Not using recovery: %s\n", err_str);
adap->bus_recovery_info = NULL;
return -EINVAL;