Re: [PATCH 1/2] phy: qcom-qmp: Quiet -EPROBE_DEFER from qcom_qmp_phy_probe()

From: Vivek Gautam
Date: Tue May 15 2018 - 03:02:26 EST


Hi Doug,


On 5/15/2018 4:12 AM, Douglas Anderson wrote:
The -EPROBE_DEFER virus demands special case code to avoid printing
error messages when the error is only -EPROBE_DEFER. Spread the virus
to a new host: qcom_qmp_phy_probe(). Specifically handle when our
regulators might not be ready yet.

Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
---

drivers/phy/qualcomm/phy-qcom-qmp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c
index 6470c5d61d1c..a740daa58b31 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp.c
@@ -1447,7 +1447,9 @@ static int qcom_qmp_phy_probe(struct platform_device *pdev)
ret = qcom_qmp_phy_vreg_init(dev);
if (ret) {
- dev_err(dev, "failed to get regulator supplies\n");
+ if (ret != -EPROBE_DEFER)
+ dev_err(dev, "failed to get regulator supplies: %d\n",
+ ret);
return ret;
}

Thanks for the patch. Looks good to me.
Reviewed-by: Vivek Gautam <vivek.gautam@xxxxxxxxxxxxxx>

regards
Vivek