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author | David S. Miller <davem@davemloft.net> | 2020-01-19 22:10:04 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2020-01-19 22:10:04 +0100 |
commit | b3f7e3f23a763ccaae7b52d88d2c91e66c80d406 (patch) | |
tree | e00e90eb161305ed9895315ba12e30ac17de9523 /drivers/usb/chipidea/host.c | |
parent | 4ee9e6e027c06eb1dd1cdbe025d461e407ece755 (diff) | |
parent | 7008ee121089b8193aea918b98850fe87d996508 (diff) | |
download | linux-b3f7e3f23a763ccaae7b52d88d2c91e66c80d406.tar.bz2 |
Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net
Diffstat (limited to 'drivers/usb/chipidea/host.c')
-rw-r--r-- | drivers/usb/chipidea/host.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c index b45ceb91c735..48e4a5ca1835 100644 --- a/drivers/usb/chipidea/host.c +++ b/drivers/usb/chipidea/host.c @@ -26,6 +26,7 @@ static int (*orig_bus_suspend)(struct usb_hcd *hcd); struct ehci_ci_priv { struct regulator *reg_vbus; + bool enabled; }; static int ehci_ci_portpower(struct usb_hcd *hcd, int portnum, bool enable) @@ -37,7 +38,7 @@ static int ehci_ci_portpower(struct usb_hcd *hcd, int portnum, bool enable) int ret = 0; int port = HCS_N_PORTS(ehci->hcs_params); - if (priv->reg_vbus) { + if (priv->reg_vbus && enable != priv->enabled) { if (port > 1) { dev_warn(dev, "Not support multi-port regulator control\n"); @@ -53,6 +54,7 @@ static int ehci_ci_portpower(struct usb_hcd *hcd, int portnum, bool enable) enable ? "enable" : "disable", ret); return ret; } + priv->enabled = enable; } if (enable && (ci->platdata->phy_mode == USBPHY_INTERFACE_MODE_HSIC)) { |