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| author | Nikita Kiryanov <nikita@compulab.co.il> | 2013-07-29 13:27:39 +0300 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2013-07-29 23:01:33 +0200 |
| commit | 0adc331b37b71093a047607faf1ed1b60e572017 (patch) | |
| tree | fe538ea26cad2ce0bf3be5e1e4d959b51b9095a3 | |
| parent | bb1f327d0a6ec9236c172fdc0912ace7c8e2ea83 (diff) | |
| download | u-boot-imx-0adc331b37b71093a047607faf1ed1b60e572017.zip u-boot-imx-0adc331b37b71093a047607faf1ed1b60e572017.tar.gz u-boot-imx-0adc331b37b71093a047607faf1ed1b60e572017.tar.bz2 | |
usb_hub: fix power cycling logic
When power cycling the hub ports, a misbehaving port will prevent all ports
from being powered on because we quit at the first sign of trouble.
Skip problematic ports instead of failing the entire power on.
Cc: Marek Vasut <marex@denx.de>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
| -rw-r--r-- | common/usb_hub.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c index 754d436..a11b401 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -110,7 +110,7 @@ static void usb_hub_power_on(struct usb_hub_device *hub) ret = usb_get_port_status(dev, i + 1, portsts); if (ret < 0) { debug("port %d: get_port_status failed\n", i + 1); - return; + continue; } /* @@ -125,7 +125,7 @@ static void usb_hub_power_on(struct usb_hub_device *hub) portstatus = le16_to_cpu(portsts->wPortStatus); if (portstatus & (USB_PORT_STAT_POWER << 1)) { debug("port %d: Port power change failed\n", i + 1); - return; + continue; } } |