diff options
| author |   Heikki Krogerus <heikki.krogerus@nokia.com> | 2010-10-29 04:23:27 -0500 |
|---|---|---|
| committer |   Felipe Balbi <balbi@ti.com> | 2010-11-05 14:17:35 +0200 |
| commit | 19aab56c7f68a577d638a98c019b89420943ee70 (patch) | |
| tree | e2b3d88abd4bcf37501260cb38323cf8a5dcd2a2 /drivers/usb | |
| parent | usb: musb: fix kernel oops when loading musb_hdrc module for the 2nd time (diff) | |
| download | linux-dev-19aab56c7f68a577d638a98c019b89420943ee70.tar.xz linux-dev-19aab56c7f68a577d638a98c019b89420943ee70.zip | |
usb: musb: Fix handling of spurious SESSREQ
Rely on VBUS being valid on top off B device.
Signed-off-by: Heikki Krogerus <heikki.krogerus@nokia.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 78277170275b..e6669fc3b804 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -552,7 +552,8 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, if (int_usb & MUSB_INTR_SESSREQ) { void __iomem *mbase = musb->mregs; - if (devctl & MUSB_DEVCTL_BDEVICE) { + if ((devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS + && (devctl & MUSB_DEVCTL_BDEVICE)) { DBG(3, "SessReq while on B state\n"); return IRQ_HANDLED; } |