diff mbox series

[3/7] phy: qcom-qmp-pcie: Use dev_err_probe() to simplify code

Message ID 20220922111228.36355-4-yuancan@huawei.com
State Accepted
Commit a548b6b4e4d9de38ec9603608875aad914382cb8
Headers show
Series Use dev_err_probe() to simplify code | expand

Commit Message

Yuan Can Sept. 22, 2022, 11:12 a.m. UTC
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.

Signed-off-by: Yuan Can <yuancan@huawei.com>
---
 drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

Comments

Neil Armstrong Sept. 22, 2022, 12:46 p.m. UTC | #1
On 22/09/2022 13:12, Yuan Can 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.
> 
> Signed-off-by: Yuan Can <yuancan@huawei.com>
> ---
>   drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 9 +++------
>   1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> index 2923977b205a..6bbfaeb23672 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> @@ -2458,12 +2458,9 @@ static int qmp_pcie_probe(struct platform_device *pdev)
>   		return ret;
>   
>   	ret = qmp_pcie_vreg_init(dev, cfg);
> -	if (ret) {
> -		if (ret != -EPROBE_DEFER)
> -			dev_err(dev, "failed to get regulator supplies: %d\n",
> -				ret);
> -		return ret;
> -	}
> +	if (ret)
> +		return dev_err_probe(dev, ret,
> +				     "failed to get regulator supplies\n");
>   
>   	num = of_get_available_child_count(dev->of_node);
>   	/* do we have a rogue child node ? */

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Dmitry Baryshkov Sept. 22, 2022, 6:03 p.m. UTC | #2
On 22/09/2022 14:12, Yuan Can 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.
> 
> Signed-off-by: Yuan Can <yuancan@huawei.com>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
diff mbox series

Patch

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
index 2923977b205a..6bbfaeb23672 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -2458,12 +2458,9 @@  static int qmp_pcie_probe(struct platform_device *pdev)
 		return ret;
 
 	ret = qmp_pcie_vreg_init(dev, cfg);
-	if (ret) {
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "failed to get regulator supplies: %d\n",
-				ret);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(dev, ret,
+				     "failed to get regulator supplies\n");
 
 	num = of_get_available_child_count(dev->of_node);
 	/* do we have a rogue child node ? */