diff options
author | Felipe Balbi <balbi@ti.com> | 2013-03-30 12:53:55 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-30 08:08:40 -0700 |
commit | 727b4ddb48dcd8c9ca81b58ca58191233bdf75aa (patch) | |
tree | 96088a843e63d336a39ce903aa49bec74c56d17a /drivers/usb/chipidea/udc.c | |
parent | ba8618e067907407ec84001adc11bc1f184d19a6 (diff) |
usb: chipidea: don't redefine __ffs()
chipidea's ffs_nr() is pretty much what __ffs() does.
Use that one instead.
Signed-off-by: Felipe Balbi <balbi@ti.com>
[rebased on top of debug infrastructure rework]
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/udc.c')
-rw-r--r-- | drivers/usb/chipidea/udc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 28c31baebfde..32e6c99b8b98 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -140,7 +140,7 @@ static int hw_ep_enable(struct ci13xxx *ci, int num, int dir, int type) if (dir) { mask = ENDPTCTRL_TXT; /* type */ - data = type << ffs_nr(mask); + data = type << __ffs(mask); mask |= ENDPTCTRL_TXS; /* unstall */ mask |= ENDPTCTRL_TXR; /* reset data toggle */ @@ -149,7 +149,7 @@ static int hw_ep_enable(struct ci13xxx *ci, int num, int dir, int type) data |= ENDPTCTRL_TXE; } else { mask = ENDPTCTRL_RXT; /* type */ - data = type << ffs_nr(mask); + data = type << __ffs(mask); mask |= ENDPTCTRL_RXS; /* unstall */ mask |= ENDPTCTRL_RXR; /* reset data toggle */ @@ -331,7 +331,7 @@ static int hw_test_and_set_setup_guard(struct ci13xxx *ci) static void hw_usb_set_address(struct ci13xxx *ci, u8 value) { hw_write(ci, OP_DEVICEADDR, DEVICEADDR_USBADR, - value << ffs_nr(DEVICEADDR_USBADR)); + value << __ffs(DEVICEADDR_USBADR)); } /** @@ -418,7 +418,7 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) * TODO - handle requests which spawns into several TDs */ memset(mReq->ptr, 0, sizeof(*mReq->ptr)); - mReq->ptr->token = length << ffs_nr(TD_TOTAL_BYTES); + mReq->ptr->token = length << __ffs(TD_TOTAL_BYTES); mReq->ptr->token &= TD_TOTAL_BYTES; mReq->ptr->token |= TD_STATUS_ACTIVE; if (mReq->zptr) { @@ -504,7 +504,7 @@ static int _hardware_dequeue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) mReq->req.status = -1; mReq->req.actual = mReq->ptr->token & TD_TOTAL_BYTES; - mReq->req.actual >>= ffs_nr(TD_TOTAL_BYTES); + mReq->req.actual >>= __ffs(TD_TOTAL_BYTES); mReq->req.actual = mReq->req.length - mReq->req.actual; mReq->req.actual = mReq->req.status ? 0 : mReq->req.actual; @@ -1011,7 +1011,7 @@ static int ep_enable(struct usb_ep *ep, mEp->qh.ptr->cap &= ~QH_ZLT; mEp->qh.ptr->cap |= - (mEp->ep.maxpacket << ffs_nr(QH_MAX_PKT)) & QH_MAX_PKT; + (mEp->ep.maxpacket << __ffs(QH_MAX_PKT)) & QH_MAX_PKT; mEp->qh.ptr->td.next |= TD_TERMINATE; /* needed? */ /* |