| Message ID | 20220922134806.2204579-1-yangyingliang@huawei.com |
|---|---|
| State | New |
| Headers | show |
| Series | [-next] usb: typec: fusb302: Switch to use dev_err_probe() helper | expand |
On Thu, Sep 22, 2022 at 09:48:06PM +0800, Yang Yingliang wrote: > In the probe path, dev_err() can be replaced with dev_err_probe() > which will check if error code is -EPROBE_DEFER and prints the > error name. It also sets the defer probe reason which can be > checked later through debugfs. It's more simple in error path. > > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> > --- > drivers/usb/typec/tcpm/fusb302.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c > index db83b377b2f6..721b2a548084 100644 > --- a/drivers/usb/typec/tcpm/fusb302.c > +++ b/drivers/usb/typec/tcpm/fusb302.c > @@ -1743,9 +1743,8 @@ static int fusb302_probe(struct i2c_client *client, > chip->tcpm_port = tcpm_register_port(&client->dev, &chip->tcpc_dev); > if (IS_ERR(chip->tcpm_port)) { > fwnode_handle_put(chip->tcpc_dev.fwnode); > - ret = PTR_ERR(chip->tcpm_port); > - if (ret != -EPROBE_DEFER) > - dev_err(dev, "cannot register tcpm port, ret=%d", ret); > + ret = dev_err_probe(dev, PTR_ERR(chip->tcpm_port), > + "cannot register tcpm port\n"); > goto destroy_workqueue; > } > > -- > 2.25.1
On 9/22/22 06:48, Yang Yingliang wrote: > In the probe path, dev_err() can be replaced with dev_err_probe() > which will check if error code is -EPROBE_DEFER and prints the > error name. It also sets the defer probe reason which can be > checked later through debugfs. It's more simple in error path. > > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> > --- > drivers/usb/typec/tcpm/fusb302.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c > index db83b377b2f6..721b2a548084 100644 > --- a/drivers/usb/typec/tcpm/fusb302.c > +++ b/drivers/usb/typec/tcpm/fusb302.c > @@ -1743,9 +1743,8 @@ static int fusb302_probe(struct i2c_client *client, > chip->tcpm_port = tcpm_register_port(&client->dev, &chip->tcpc_dev); > if (IS_ERR(chip->tcpm_port)) { > fwnode_handle_put(chip->tcpc_dev.fwnode); > - ret = PTR_ERR(chip->tcpm_port); > - if (ret != -EPROBE_DEFER) > - dev_err(dev, "cannot register tcpm port, ret=%d", ret); > + ret = dev_err_probe(dev, PTR_ERR(chip->tcpm_port), > + "cannot register tcpm port\n"); > goto destroy_workqueue; > } >
diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c index db83b377b2f6..721b2a548084 100644 --- a/drivers/usb/typec/tcpm/fusb302.c +++ b/drivers/usb/typec/tcpm/fusb302.c @@ -1743,9 +1743,8 @@ static int fusb302_probe(struct i2c_client *client, chip->tcpm_port = tcpm_register_port(&client->dev, &chip->tcpc_dev); if (IS_ERR(chip->tcpm_port)) { fwnode_handle_put(chip->tcpc_dev.fwnode); - ret = PTR_ERR(chip->tcpm_port); - if (ret != -EPROBE_DEFER) - dev_err(dev, "cannot register tcpm port, ret=%d", ret); + ret = dev_err_probe(dev, PTR_ERR(chip->tcpm_port), + "cannot register tcpm port\n"); goto destroy_workqueue; }
In the probe path, dev_err() can be replaced with dev_err_probe() which will check if error code is -EPROBE_DEFER and prints the error name. It also sets the defer probe reason which can be checked later through debugfs. It's more simple in error path. Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/usb/typec/tcpm/fusb302.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)