diff options
Diffstat (limited to 'recipes/kexecboot/linux-kexecboot-2.6.29/musb/0007-usb-gadget-fix-ethernet-link-reports-to-ethtool.patch')
| -rw-r--r-- | recipes/kexecboot/linux-kexecboot-2.6.29/musb/0007-usb-gadget-fix-ethernet-link-reports-to-ethtool.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/recipes/kexecboot/linux-kexecboot-2.6.29/musb/0007-usb-gadget-fix-ethernet-link-reports-to-ethtool.patch b/recipes/kexecboot/linux-kexecboot-2.6.29/musb/0007-usb-gadget-fix-ethernet-link-reports-to-ethtool.patch new file mode 100644 index 0000000000..a89bc2ff5c --- /dev/null +++ b/recipes/kexecboot/linux-kexecboot-2.6.29/musb/0007-usb-gadget-fix-ethernet-link-reports-to-ethtool.patch @@ -0,0 +1,47 @@ +From 00c4bd07a64061ec9ab9c35f5bf01ec6187138f4 Mon Sep 17 00:00:00 2001 +From: Jonathan McDowell <noodles-4QvXXjU8Dv4@public.gmane.org> +Date: Thu, 26 Mar 2009 00:45:27 -0700 +Subject: [PATCH] usb gadget: fix ethernet link reports to ethtool + +The g_ether USB gadget driver currently decides whether or not there's a +link to report back for eth_get_link based on if the USB link speed is +set. The USB gadget speed is however often set even before the device is +enumerated. It seems more sensible to only report a "link" if we're +actually connected to a host that wants to talk to us. The patch below +does this for me - tested with the PXA27x UDC driver. + +Signed-Off-By: Jonathan McDowell <noodles-4QvXXjU8Dv4@public.gmane.org> +Signed-off-by: David Brownell <dbrownell-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org> +--- + drivers/usb/gadget/u_ether.c | 8 +------- + 1 files changed, 1 insertions(+), 7 deletions(-) + +diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c +index 96d65ca..4007770 100644 +--- a/drivers/usb/gadget/u_ether.c ++++ b/drivers/usb/gadget/u_ether.c +@@ -175,12 +175,6 @@ static void eth_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *p) + strlcpy(p->bus_info, dev_name(&dev->gadget->dev), sizeof p->bus_info); + } + +-static u32 eth_get_link(struct net_device *net) +-{ +- struct eth_dev *dev = netdev_priv(net); +- return dev->gadget->speed != USB_SPEED_UNKNOWN; +-} +- + /* REVISIT can also support: + * - WOL (by tracking suspends and issuing remote wakeup) + * - msglevel (implies updated messaging) +@@ -189,7 +183,7 @@ static u32 eth_get_link(struct net_device *net) + + static struct ethtool_ops ops = { + .get_drvinfo = eth_get_drvinfo, +- .get_link = eth_get_link ++ .get_link = ethtool_op_get_link, + }; + + static void defer_kevent(struct eth_dev *dev, int flag) +-- +1.6.0.4 + |