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| author | Sanket Parmar <sparmar@cadence.com> | 2019-10-29 12:24:41 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-30 12:52:13 +0100 |
| commit | f5c8d290634a470600e1ce61733ec54d05a897e8 (patch) | |
| tree | 748724238ae3f416260c58e8422a946f05616e80 | |
| parent | 84968291d7924261c6a0624b9a72f952398e258b (diff) | |
| download | linux-f5c8d290634a470600e1ce61733ec54d05a897e8.tar.gz linux-f5c8d290634a470600e1ce61733ec54d05a897e8.tar.bz2 linux-f5c8d290634a470600e1ce61733ec54d05a897e8.zip | |
usb: cdns3: gadget: reset EP_CLAIMED flag while unloading
EP_CLAIMED flag is used to track the claimed endpoints. While unloading the
module, Reset EP_CLAIMED flag for all enabled endpoints. So that it can be
reused.
Signed-off-by: Sanket Parmar <sparmar@cadence.com>
Acked-by: Peter Chen <peter.chen@nxp.com>
Reviewed-by: Roger Quadros <rogerq@ti.com>
Acked-by: Felipe Balbi <balbi@kernel.org>
Link: https://lore.kernel.org/r/20191029122441.5816-1-sparmar@cadence.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/cdns3/gadget.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c index d9e7f2d06098..8421fc028c40 100644 --- a/drivers/usb/cdns3/gadget.c +++ b/drivers/usb/cdns3/gadget.c @@ -2379,6 +2379,8 @@ static int cdns3_gadget_udc_stop(struct usb_gadget *gadget) writel(EP_CMD_EPRST, &priv_dev->regs->ep_cmd); readl_poll_timeout_atomic(&priv_dev->regs->ep_cmd, val, !(val & EP_CMD_EPRST), 1, 100); + + priv_ep->flags &= ~EP_CLAIMED; } /* disable interrupt for device */ |