kill trailing whitespace

1 files changed, 62 insertions, 62 deletions

diff --git a/sys/dev/usb/uhci.c b/sys/dev/usb/uhci.c
index a233ff1b502..8606759f3f4 100644
--- a/sys/dev/usb/uhci.c
+++ b/sys/dev/usb/uhci.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: uhci.c,v 1.25 2002/05/07 18:29:18 nate Exp $	*/
+/*	$OpenBSD: uhci.c,v 1.26 2002/07/09 18:19:58 nate Exp $	*/
 /*	$NetBSD: uhci.c,v 1.142 2001/10/25 02:08:13 augustss Exp $	*/
 /*	$FreeBSD: src/sys/dev/usb/uhci.c,v 1.33 1999/11/17 22:33:41 n_hibma Exp $	*/
 
@@ -174,10 +174,10 @@ Static void		uhci_enter_ctl_q(uhci_softc_t *, uhci_soft_qh_t *,
 Static void		uhci_exit_ctl_q(uhci_softc_t *, uhci_soft_qh_t *);
 #endif
 
-Static void		uhci_free_std_chain(uhci_softc_t *, 
+Static void		uhci_free_std_chain(uhci_softc_t *,
 					    uhci_soft_td_t *, uhci_soft_td_t *);
 Static usbd_status	uhci_alloc_std_chain(struct uhci_pipe *,
-			    uhci_softc_t *, int, int, u_int16_t, usb_dma_t *, 
+			    uhci_softc_t *, int, int, u_int16_t, usb_dma_t *,
 			    uhci_soft_td_t **, uhci_soft_td_t **);
 Static void		uhci_poll_hub(void *);
 Static void		uhci_waitintr(uhci_softc_t *, usbd_xfer_handle);
@@ -250,7 +250,7 @@ Static usbd_status	uhci_device_request(usbd_xfer_handle xfer);
 
 Static void		uhci_add_intr(uhci_softc_t *, uhci_soft_qh_t *);
 Static void		uhci_remove_intr(uhci_softc_t*, uhci_soft_qh_t*);
-Static usbd_status	uhci_device_setintr(uhci_softc_t *sc, 
+Static usbd_status	uhci_device_setintr(uhci_softc_t *sc,
 			    struct uhci_pipe *pipe, int ival);
 
 Static void		uhci_device_clear_toggle(usbd_pipe_handle pipe);
@@ -301,7 +301,7 @@ struct usbd_bus_methods uhci_bus_methods = {
 	uhci_freex,
 };
 
-struct usbd_pipe_methods uhci_root_ctrl_methods = {	
+struct usbd_pipe_methods uhci_root_ctrl_methods = {
 	uhci_root_ctrl_transfer,
 	uhci_root_ctrl_start,
 	uhci_root_ctrl_abort,
@@ -310,7 +310,7 @@ struct usbd_pipe_methods uhci_root_ctrl_methods = {
 	uhci_root_ctrl_done,
 };
 
-struct usbd_pipe_methods uhci_root_intr_methods = {	
+struct usbd_pipe_methods uhci_root_intr_methods = {
 	uhci_root_intr_transfer,
 	uhci_root_intr_start,
 	uhci_root_intr_abort,
@@ -366,7 +366,7 @@ uhci_find_prev_qh(uhci_soft_qh_t *pqh, uhci_soft_qh_t *sqh)
 	DPRINTFN(15,("uhci_find_prev_qh: pqh=%p sqh=%p\n", pqh, sqh));
 
 	for (; pqh->hlink != sqh; pqh = pqh->hlink) {
-#if defined(DIAGNOSTIC) || defined(UHCI_DEBUG)		
+#if defined(DIAGNOSTIC) || defined(UHCI_DEBUG)
 		if (le32toh(pqh->qh.qh_hlink) & UHCI_PTR_T) {
 			printf("uhci_find_prev_qh: QH not found\n");
 			return (NULL);
@@ -407,7 +407,7 @@ uhci_init(uhci_softc_t *sc)
 	uhci_reset(sc);
 
 	/* Allocate and initialize real frame array. */
-	err = usb_allocmem(&sc->sc_bus, 
+	err = usb_allocmem(&sc->sc_bus,
 		  UHCI_FRAMELIST_COUNT * sizeof(uhci_physaddr_t),
 		  UHCI_FRAMELIST_ALIGN, &sc->sc_dma);
 	if (err)
@@ -416,7 +416,7 @@ uhci_init(uhci_softc_t *sc)
 	UWRITE2(sc, UHCI_FRNUM, 0);		/* set frame number to 0 */
 	UWRITE4(sc, UHCI_FLBASEADDR, DMAADDR(&sc->sc_dma)); /* set frame list*/
 
-	/* 
+	/*
 	 * Allocate a TD, inactive, that hangs from the last QH.
 	 * This is to avoid a bug in the PIIX that makes it run berserk
 	 * otherwise.
@@ -470,7 +470,7 @@ uhci_init(uhci_softc_t *sc)
 	clsqh->qh.qh_elink = htole32(UHCI_PTR_T);
 	sc->sc_lctl_start = sc->sc_lctl_end = clsqh;
 
-	/* 
+	/*
 	 * Make all (virtual) frame list pointers point to the interrupt
 	 * queue heads and the interrupt queue heads at the control
 	 * queue head and point the physical frame list to the virtual.
@@ -493,8 +493,8 @@ uhci_init(uhci_softc_t *sc)
 		sc->sc_vframes[i].etd = std;
 		sc->sc_vframes[i].hqh = sqh;
 		sc->sc_vframes[i].eqh = sqh;
-		for (j = i; 
-		     j < UHCI_FRAMELIST_COUNT; 
+		for (j = i;
+		     j < UHCI_FRAMELIST_COUNT;
 		     j += UHCI_VFRAMELIST_COUNT)
 			sc->sc_pframes[j] = htole32(std->physaddr);
 	}
@@ -516,7 +516,7 @@ uhci_init(uhci_softc_t *sc)
 #endif
 
 	DPRINTFN(1,("uhci_init: enabling\n"));
-	UWRITE2(sc, UHCI_INTR, UHCI_INTR_TOCRCIE | UHCI_INTR_RIE | 
+	UWRITE2(sc, UHCI_INTR, UHCI_INTR_TOCRCIE | UHCI_INTR_RIE |
 		UHCI_INTR_IOCE | UHCI_INTR_SPIE);	/* enable interrupts */
 
 	UHCICMD(sc, UHCI_CMD_MAXP); /* Assume 64 byte packets at frame end */
@@ -552,7 +552,7 @@ uhci_detach(struct uhci_softc *sc, int flags)
 
 	if (sc->sc_child != NULL)
 		rv = config_detach(sc->sc_child, flags);
-	
+
 	if (rv != 0)
 		return (rv);
 
@@ -568,7 +568,7 @@ uhci_detach(struct uhci_softc *sc, int flags)
 			break;
 		SIMPLEQ_REMOVE_HEAD(&sc->sc_free_xfers, xfer, next);
 		free(xfer, M_USB);
-	}			
+	}
 
 	/* XXX free other data structures XXX */
 
@@ -582,7 +582,7 @@ uhci_allocm(struct usbd_bus *bus, usb_dma_t *dma, u_int32_t size)
 	struct uhci_softc *sc = (struct uhci_softc *)bus;
 	u_int32_t n;
 
-	/* 
+	/*
 	 * XXX
 	 * Since we are allocating a buffer we can assume that we will
 	 * need TDs for it.  Since we don't want to alolocate those from
@@ -693,7 +693,7 @@ uhci_power(int why, void *v)
 	s = splhardusb();
 	cmd = UREAD2(sc, UHCI_CMD);
 
-	DPRINTF(("uhci_power: sc=%p, why=%d (was %d), cmd=0x%x\n", 
+	DPRINTF(("uhci_power: sc=%p, why=%d (was %d), cmd=0x%x\n",
 		 sc, why, sc->sc_suspend, cmd));
 
 	switch (why) {
@@ -739,7 +739,7 @@ uhci_power(int why, void *v)
 		UHCICMD(sc, cmd | UHCI_CMD_FGR); /* force global resume */
 		usb_delay_ms(&sc->sc_bus, USB_RESUME_DELAY);
 		UHCICMD(sc, cmd & ~UHCI_CMD_EGSM); /* back to normal */
-		UWRITE2(sc, UHCI_INTR, UHCI_INTR_TOCRCIE | UHCI_INTR_RIE | 
+		UWRITE2(sc, UHCI_INTR, UHCI_INTR_TOCRCIE | UHCI_INTR_RIE |
 			UHCI_INTR_IOCE | UHCI_INTR_SPIE); /* re-enable intrs */
 		uhci_run(sc, 1); /* and start traffic again */
 		usb_delay_ms(&sc->sc_bus, USB_RESUME_RECOVERY);
@@ -891,7 +891,7 @@ uhci_dump_ii(uhci_intr_info_t *ii)
 	usbd_pipe_handle pipe;
 	usb_endpoint_descriptor_t *ed;
 	usbd_device_handle dev;
-	
+
 #ifdef DIAGNOSTIC
 #define DONE ii->isdone
 #else
@@ -924,8 +924,8 @@ uhci_dump_ii(uhci_intr_info_t *ii)
 	}
         ed = pipe->endpoint->edesc;
         dev = pipe->device;
-	printf("ii %p: done=%d xfer=%p dev=%p vid=0x%04x pid=0x%04x addr=%d pipe=%p ep=0x%02x attr=0x%02x\n", 
-	       ii, DONE, ii->xfer, dev, 
+	printf("ii %p: done=%d xfer=%p dev=%p vid=0x%04x pid=0x%04x addr=%d pipe=%p ep=0x%02x attr=0x%02x\n",
+	       ii, DONE, ii->xfer, dev,
 	       UGETW(dev->ddesc.idVendor),
 	       UGETW(dev->ddesc.idProduct),
 	       dev->address, pipe,
@@ -1010,7 +1010,7 @@ uhci_add_loop(uhci_softc_t *sc) {
 	if (++sc->sc_loops == 1) {
 		DPRINTFN(5,("uhci_start_loop: add\n"));
 		/* Note, we don't loop back the soft pointer. */
-		sc->sc_last_qh->qh.qh_hlink = 
+		sc->sc_last_qh->qh.qh_hlink =
 		    htole32(sc->sc_hctl_start->physaddr | UHCI_PTR_QH);
 	}
 }
@@ -1223,13 +1223,13 @@ uhci_intr1(uhci_softc_t *sc)
 	}
 	if (status & UHCI_STS_HCPE) {
 		ack |= UHCI_STS_HCPE;
-		printf("%s: host controller process error\n", 
+		printf("%s: host controller process error\n",
 		       USBDEVNAME(sc->sc_bus.bdev));
 	}
 	if (status & UHCI_STS_HCH) {
 		/* no acknowledge needed */
 		if (!sc->sc_dying) {
-			printf("%s: host controller halted\n", 
+			printf("%s: host controller halted\n",
 			    USBDEVNAME(sc->sc_bus.bdev));
 #ifdef UHCI_DEBUG
 			uhci_dump_all(sc);
@@ -1301,7 +1301,7 @@ uhci_check_intr(uhci_softc_t *sc, uhci_intr_info_t *ii)
 		return;
 	}
 #endif
-	/* 
+	/*
 	 * If the last TD is still active we need to check whether there
 	 * is a an error somewhere in the middle, or whether there was a
 	 * short packet (SPD and not ACTIVE).
@@ -1318,7 +1318,7 @@ uhci_check_intr(uhci_softc_t *sc, uhci_intr_info_t *ii)
 				goto done;
 			/* We want short packets, and it is short: it's done */
 			if ((status & UHCI_TD_SPD) &&
-			      UHCI_TD_GET_ACTLEN(status) < 
+			      UHCI_TD_GET_ACTLEN(status) <
 			      UHCI_TD_GET_MAXLEN(le32toh(std->td.td_token)))
 				goto done;
 		}
@@ -1422,7 +1422,7 @@ uhci_idone(uhci_intr_info_t *ii)
 		upipe->nexttoggle = UHCI_TD_GET_DT(le32toh(std->td.td_token));
 
 	status &= UHCI_TD_ERROR;
-	DPRINTFN(10, ("uhci_idone: actlen=%d, status=0x%x\n", 
+	DPRINTFN(10, ("uhci_idone: actlen=%d, status=0x%x\n",
 		      actlen, status));
 	xfer->actlen = actlen;
 	if (status != 0) {
@@ -1502,7 +1502,7 @@ uhci_waitintr(uhci_softc_t *sc, usbd_xfer_handle xfer)
 	/* Timeout */
 	DPRINTF(("uhci_waitintr: timeout\n"));
 	for (ii = LIST_FIRST(&sc->sc_intrhead);
-	     ii != NULL && ii->xfer != xfer; 
+	     ii != NULL && ii->xfer != xfer;
 	     ii = LIST_NEXT(ii, list))
 		;
 #ifdef DIAGNOSTIC
@@ -1528,11 +1528,11 @@ uhci_reset(uhci_softc_t *sc)
 
 	UHCICMD(sc, UHCI_CMD_HCRESET);
 	/* The reset bit goes low when the controller is done. */
-	for (n = 0; n < UHCI_RESET_TIMEOUT && 
+	for (n = 0; n < UHCI_RESET_TIMEOUT &&
 		    (UREAD2(sc, UHCI_CMD) & UHCI_CMD_HCRESET); n++)
 		usb_delay_ms(&sc->sc_bus, 1);
 	if (n >= UHCI_RESET_TIMEOUT)
-		printf("%s: controller did not reset\n", 
+		printf("%s: controller did not reset\n",
 		       USBDEVNAME(sc->sc_bus.bdev));
 }
 
@@ -1681,7 +1681,7 @@ uhci_alloc_std_chain(struct uhci_pipe *upipe, uhci_softc_t *sc, int len,
 	int endpt = upipe->pipe.endpoint->edesc->bEndpointAddress;
 
 	DPRINTFN(8, ("uhci_alloc_std_chain: addr=%d endpt=%d len=%d ls=%d "
-		      "flags=0x%x\n", addr, UE_GET_ADDR(endpt), len, 
+		      "flags=0x%x\n", addr, UE_GET_ADDR(endpt), len,
 		      upipe->pipe.device->lowspeed, flags));
 	maxp = UGETW(upipe->pipe.endpoint->edesc->wMaxPacketSize);
 	if (maxp == 0) {
@@ -1728,14 +1728,14 @@ uhci_alloc_std_chain(struct uhci_pipe *upipe, uhci_softc_t *sc, int len,
 			*ep = p;
 		} else
 			l = maxp;
-		p->td.td_token = 
+		p->td.td_token =
 		    htole32(rd ? UHCI_TD_IN (l, endpt, addr, tog) :
 				 UHCI_TD_OUT(l, endpt, addr, tog));
 		p->td.td_buffer = htole32(DMAADDR(dma) + i * maxp);
 		tog ^= 1;
 	}
 	*sp = lastp;
-	DPRINTFN(10, ("uhci_alloc_std_chain: nexttog=%d\n", 
+	DPRINTFN(10, ("uhci_alloc_std_chain: nexttog=%d\n",
 		      upipe->nexttoggle));
 	return (USBD_NORMAL_COMPLETION);
 }
@@ -1762,7 +1762,7 @@ uhci_device_bulk_transfer(usbd_xfer_handle xfer)
 	if (err)
 		return (err);
 
-	/* 
+	/*
 	 * Pipe isn't running (otherwise err would be USBD_INPROG),
 	 * so start it first.
 	 */
@@ -1877,7 +1877,7 @@ uhci_abort_xfer(usbd_xfer_handle xfer, usbd_status status)
 	s = splusb();
 
 	/* Transfer is already done. */
-	if (xfer->status != USBD_NOT_STARTED && 
+	if (xfer->status != USBD_NOT_STARTED &&
 	    xfer->status != USBD_IN_PROGRESS) {
 		splx(s);
 		return;
@@ -1928,7 +1928,7 @@ uhci_device_ctrl_transfer(usbd_xfer_handle xfer)
 	if (err)
 		return (err);
 
-	/* 
+	/*
 	 * Pipe isn't running (otherwise err would be USBD_INPROG),
 	 * so start it first.
 	 */
@@ -1968,7 +1968,7 @@ uhci_device_intr_transfer(usbd_xfer_handle xfer)
 	if (err)
 		return (err);
 
-	/* 
+	/*
 	 * Pipe isn't running (otherwise err would be USBD_INPROG),
 	 * so start it first.
 	 */
@@ -2024,7 +2024,7 @@ uhci_device_intr_start(usbd_xfer_handle xfer)
 	ii->isdone = 0;
 #endif
 
-	DPRINTFN(10,("uhci_device_intr_transfer: qhs[0]=%p\n", 
+	DPRINTFN(10,("uhci_device_intr_transfer: qhs[0]=%p\n",
 		     upipe->u.intr.qhs[0]));
 	for (i = 0; i < upipe->u.intr.npoll; i++) {
 		sqh = upipe->u.intr.qhs[i];
@@ -2088,7 +2088,7 @@ uhci_device_intr_close(usbd_pipe_handle pipe)
 		uhci_remove_intr(sc, upipe->u.intr.qhs[i]);
 	splx(s);
 
-	/* 
+	/*
 	 * We now have to wait for any activity on the physical
 	 * descriptors to stop.
 	 */
@@ -2159,9 +2159,9 @@ uhci_device_request(usbd_xfer_handle xfer)
 
 	stat->link.std = NULL;
 	stat->td.td_link = htole32(UHCI_PTR_T);
-	stat->td.td_status = htole32(UHCI_TD_SET_ERRCNT(3) | ls | 
+	stat->td.td_status = htole32(UHCI_TD_SET_ERRCNT(3) | ls |
 		UHCI_TD_ACTIVE | UHCI_TD_IOC);
-	stat->td.td_token = 
+	stat->td.td_token =
 		htole32(isread ? UHCI_TD_OUT(0, endpt, addr, 1) :
 		                 UHCI_TD_IN (0, endpt, addr, 1));
 	stat->td.td_buffer = htole32(0);
@@ -2211,7 +2211,7 @@ uhci_device_request(usbd_xfer_handle xfer)
 		uhci_dump_qh(sxqh);
 		for (xqh = sxqh;
 		     xqh != NULL;
-		     xqh = (maxqh++ == 5 || xqh->hlink == sxqh || 
+		     xqh = (maxqh++ == 5 || xqh->hlink == sxqh ||
                             xqh->hlink == xqh ? NULL : xqh->hlink)) {
 			uhci_dump_qh(xqh);
 		}
@@ -2263,7 +2263,7 @@ uhci_device_isoc_enter(usbd_xfer_handle xfer)
 	usbd_device_handle dev = upipe->pipe.device;
 	uhci_softc_t *sc = (uhci_softc_t *)dev->bus;
 	struct iso *iso = &upipe->u.iso;
-	uhci_soft_td_t *std;	
+	uhci_soft_td_t *std;
 	u_int32_t buf, len, status;
 	int s, i, next, nframes;
 
@@ -2359,7 +2359,7 @@ uhci_device_isoc_start(usbd_xfer_handle xfer)
 #endif
 
 	s = splusb();
-	
+
 	/* Set up interrupt info. */
 	ii->xfer = xfer;
 	ii->stdstart = end;
@@ -2370,7 +2370,7 @@ uhci_device_isoc_start(usbd_xfer_handle xfer)
 	ii->isdone = 0;
 #endif
 	uhci_add_intr_info(sc, ii);
-	
+
 	splx(s);
 
 	return (USBD_IN_PROGRESS);
@@ -2387,7 +2387,7 @@ uhci_device_isoc_abort(usbd_xfer_handle xfer)
 	s = splusb();
 
 	/* Transfer is already done. */
-	if (xfer->status != USBD_NOT_STARTED && 
+	if (xfer->status != USBD_NOT_STARTED &&
 	    xfer->status != USBD_IN_PROGRESS) {
 		splx(s);
 		return;
@@ -2717,10 +2717,10 @@ uhci_device_setintr(uhci_softc_t *sc, struct uhci_pipe *upipe, int ival)
 	DPRINTFN(2, ("uhci_setintr: ival=%d npoll=%d\n", ival, npoll));
 
 	upipe->u.intr.npoll = npoll;
-	upipe->u.intr.qhs = 
+	upipe->u.intr.qhs =
 		malloc(npoll * sizeof(uhci_soft_qh_t *), M_USBHC, M_WAITOK);
 
-	/* 
+	/*
 	 * Figure out which offset in the schedule that has most
 	 * bandwidth left over.
 	 */
@@ -2764,7 +2764,7 @@ uhci_open(usbd_pipe_handle pipe)
 	int ival;
 
 	DPRINTFN(1, ("uhci_open: pipe=%p, addr=%d, endpt=%d (%d)\n",
-		     pipe, pipe->device->address, 
+		     pipe, pipe->device->address,
 		     ed->bEndpointAddress, sc->sc_addr));
 
 	upipe->aborting = 0;
@@ -2799,8 +2799,8 @@ uhci_open(usbd_pipe_handle pipe)
 				uhci_free_std(sc, upipe->u.ctl.setup);
 				goto bad;
 			}
-			err = usb_allocmem(&sc->sc_bus, 
-				  sizeof(usb_device_request_t), 
+			err = usb_allocmem(&sc->sc_bus,
+				  sizeof(usb_device_request_t),
 				  0, &upipe->u.ctl.reqdma);
 			if (err) {
 				uhci_free_sqh(sc, upipe->u.ctl.sqh);
@@ -2922,7 +2922,7 @@ uhci_root_ctrl_transfer(usbd_xfer_handle xfer)
 	if (err)
 		return (err);
 
-	/* 
+	/*
 	 * Pipe isn't running (otherwise err would be USBD_INPROG),
 	 * so start it first.
 	 */
@@ -2949,7 +2949,7 @@ uhci_root_ctrl_start(usbd_xfer_handle xfer)
 #endif
 	req = &xfer->request;
 
-	DPRINTFN(2,("uhci_root_ctrl_control type=0x%02x request=%02x\n", 
+	DPRINTFN(2,("uhci_root_ctrl_control type=0x%02x request=%02x\n",
 		    req->bmRequestType, req->bRequest));
 
 	len = UGETW(req->wLength);
@@ -2964,7 +2964,7 @@ uhci_root_ctrl_start(usbd_xfer_handle xfer)
 	case C(UR_CLEAR_FEATURE, UT_WRITE_DEVICE):
 	case C(UR_CLEAR_FEATURE, UT_WRITE_INTERFACE):
 	case C(UR_CLEAR_FEATURE, UT_WRITE_ENDPOINT):
-		/* 
+		/*
 		 * DEVICE_REMOTE_WAKEUP and ENDPOINT_HALT are no-ops
 		 * for the integrated root hub.
 		 */
@@ -3132,7 +3132,7 @@ uhci_root_ctrl_start(usbd_xfer_handle xfer)
 			goto ret;
 		}
 		if (len > 0) {
-			*(u_int8_t *)buf = 
+			*(u_int8_t *)buf =
 				(UREAD2(sc, port) & UHCI_PORTSC_LS) >>
 				UHCI_PORTSC_LS_SHIFT;
 			totlen = 1;
@@ -3172,19 +3172,19 @@ uhci_root_ctrl_start(usbd_xfer_handle xfer)
 		status = change = 0;
 		if (x & UHCI_PORTSC_CCS)
 			status |= UPS_CURRENT_CONNECT_STATUS;
-		if (x & UHCI_PORTSC_CSC) 
+		if (x & UHCI_PORTSC_CSC)
 			change |= UPS_C_CONNECT_STATUS;
-		if (x & UHCI_PORTSC_PE) 
+		if (x & UHCI_PORTSC_PE)
 			status |= UPS_PORT_ENABLED;
-		if (x & UHCI_PORTSC_POEDC) 
+		if (x & UHCI_PORTSC_POEDC)
 			change |= UPS_C_PORT_ENABLED;
-		if (x & UHCI_PORTSC_OCI) 
+		if (x & UHCI_PORTSC_OCI)
 			status |= UPS_OVERCURRENT_INDICATOR;
-		if (x & UHCI_PORTSC_OCIC) 
+		if (x & UHCI_PORTSC_OCIC)
 			change |= UPS_C_OVERCURRENT_INDICATOR;
-		if (x & UHCI_PORTSC_SUSP) 
+		if (x & UHCI_PORTSC_SUSP)
 			status |= UPS_SUSPEND;
-		if (x & UHCI_PORTSC_LSDA) 
+		if (x & UHCI_PORTSC_LSDA)
 			status |= UPS_LOW_SPEED;
 		status |= UPS_PORT_POWER;
 		if (sc->sc_isreset)