diff options
| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2017-03-13 15:25:23 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-17 13:35:25 +0900 |
| commit | 42a58c9949ddf16e557f5c2e22566f3440e7b60f (patch) | |
| tree | 5456e118c043cbb23d15a55f989ab8a2bd09272a | |
| parent | 4fc056ed55d2378905983c753afa64fb2c7e7f29 (diff) | |
usb: host: ehci-platform: set hcd->phy to avoid phy_get() in usb_add_hcd()
This patch sets hcd->phy from own phy context to avoid phy_get()
in usb_add_hcd(). Since core/hcd.c manages the phy only in
usb_add_hcd() and usb_remove_hcd(), there is difficult to manage
the phy in suspend/resume.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/host/ehci-platform.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c index 3214300396a0..bc7b9be12f54 100644 --- a/drivers/usb/host/ehci-platform.c +++ b/drivers/usb/host/ehci-platform.c @@ -221,6 +221,9 @@ static int ehci_platform_probe(struct platform_device *dev) if (IS_ERR(priv->phys[phy_num])) { err = PTR_ERR(priv->phys[phy_num]); goto err_put_hcd; + } else if (!hcd->phy) { + /* Avoiding phy_get() in usb_add_hcd() */ + hcd->phy = priv->phys[phy_num]; } } |