[PATCH AUTOSEL 4.19 17/32] ata: libahci: do not complain in case of deferred probe

From: Sasha Levin
Date: Tue Aug 06 2019 - 17:36:00 EST


From: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>

[ Upstream commit 090bb803708198e5ab6b0046398c7ed9f4d12d6b ]

Retrieving PHYs can defer the probe, do not spawn an error when
-EPROBE_DEFER is returned, it is normal behavior.

Fixes: b1a9edbda040 ("ata: libahci: allow to use multiple PHYs")
Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/ata/libahci_platform.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index c92c10d553746..5bece9752ed68 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -313,6 +313,9 @@ static int ahci_platform_get_phy(struct ahci_host_priv *hpriv, u32 port,
hpriv->phys[port] = NULL;
rc = 0;
break;
+ case -EPROBE_DEFER:
+ /* Do not complain yet */
+ break;

default:
dev_err(dev,
--
2.20.1