Revert changes for PR kern/44907
http://mail-index.NetBSD.org/source-changes/2011/05/27/msg022584.html for now. It might cause a panic in ehci_freex() on device detach as reported by Paul Goyette on current-users@.
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tsutsui
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15a7fd712a
commit
4c77d823c3
@ -1,4 +1,4 @@
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/* $NetBSD: ehci.c,v 1.176 2011/05/27 19:04:24 tsutsui Exp $ */
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/* $NetBSD: ehci.c,v 1.177 2011/05/28 15:47:17 tsutsui Exp $ */
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/*
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* Copyright (c) 2004-2008 The NetBSD Foundation, Inc.
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@ -52,7 +52,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ehci.c,v 1.176 2011/05/27 19:04:24 tsutsui Exp $");
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__KERNEL_RCSID(0, "$NetBSD: ehci.c,v 1.177 2011/05/28 15:47:17 tsutsui Exp $");
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#include "ohci.h"
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#include "uhci.h"
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@ -1284,7 +1284,6 @@ ehci_allocx(struct usbd_bus *bus)
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{
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struct ehci_softc *sc = bus->hci_private;
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usbd_xfer_handle xfer;
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struct ehci_xfer *exfer;
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xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
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if (xfer != NULL) {
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@ -1296,14 +1295,12 @@ ehci_allocx(struct usbd_bus *bus)
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}
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#endif
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} else {
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xfer = malloc(sizeof(*exfer), M_USB, M_NOWAIT);
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xfer = malloc(sizeof(struct ehci_xfer), M_USB, M_NOWAIT);
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}
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if (xfer != NULL) {
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exfer = EXFER(xfer);
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memset(exfer, 0, sizeof(*exfer));
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usb_init_task(&exfer->abort_task, ehci_timeout_task, exfer);
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memset(xfer, 0, sizeof(struct ehci_xfer));
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#ifdef DIAGNOSTIC
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exfer->isdone = 1;
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EXFER(xfer)->isdone = 1;
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xfer->busy_free = XFER_BUSY;
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#endif
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}
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@ -1314,7 +1311,6 @@ Static void
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ehci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
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{
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struct ehci_softc *sc = bus->hci_private;
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struct ehci_xfer *exfer = EXFER(xfer);
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#ifdef DIAGNOSTIC
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if (xfer->busy_free != XFER_BUSY) {
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@ -1322,11 +1318,10 @@ ehci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
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xfer->busy_free);
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}
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xfer->busy_free = XFER_FREE;
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if (!exfer->isdone) {
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if (!EXFER(xfer)->isdone) {
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printf("ehci_freex: !isdone\n");
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}
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#endif
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usb_rem_task(xfer->pipe->device, &exfer->abort_task);
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SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
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}
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@ -3155,6 +3150,7 @@ ehci_timeout(void *addr)
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}
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/* Execute the abort in a process context. */
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usb_init_task(&exfer->abort_task, ehci_timeout_task, addr);
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usb_add_task(exfer->xfer.pipe->device, &exfer->abort_task,
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USB_TASKQ_HC);
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}
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@ -1,4 +1,4 @@
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/* $NetBSD: ohci.c,v 1.214 2011/05/27 20:37:13 jakllsch Exp $ */
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/* $NetBSD: ohci.c,v 1.215 2011/05/28 15:47:17 tsutsui Exp $ */
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/* $FreeBSD: src/sys/dev/usb/ohci.c,v 1.22 1999/11/17 22:33:40 n_hibma Exp $ */
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/*
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@ -41,7 +41,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.214 2011/05/27 20:37:13 jakllsch Exp $");
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__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.215 2011/05/28 15:47:17 tsutsui Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -945,7 +945,6 @@ ohci_allocx(struct usbd_bus *bus)
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{
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struct ohci_softc *sc = bus->hci_private;
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usbd_xfer_handle xfer;
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struct ohci_xfer *oxfer;
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xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
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if (xfer != NULL) {
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@ -957,12 +956,10 @@ ohci_allocx(struct usbd_bus *bus)
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}
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#endif
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} else {
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xfer = malloc(sizeof(*oxfer), M_USB, M_NOWAIT);
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xfer = malloc(sizeof(struct ohci_xfer), M_USB, M_NOWAIT);
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}
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if (xfer != NULL) {
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oxfer = OXFER(xfer);
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memset(oxfer, 0, sizeof(*oxfer));
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usb_init_task(&oxfer->abort_task, ohci_timeout_task, oxfer);
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memset(xfer, 0, sizeof (struct ohci_xfer));
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#ifdef DIAGNOSTIC
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xfer->busy_free = XFER_BUSY;
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#endif
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@ -974,7 +971,6 @@ void
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ohci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
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{
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struct ohci_softc *sc = bus->hci_private;
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struct ohci_xfer *oxfer = OXFER(xfer);
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#ifdef DIAGNOSTIC
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if (xfer->busy_free != XFER_BUSY) {
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@ -983,7 +979,6 @@ ohci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
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}
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xfer->busy_free = XFER_FREE;
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#endif
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usb_rem_task(xfer->pipe->device, &oxfer->abort_task);
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SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
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}
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@ -1953,6 +1948,7 @@ ohci_timeout(void *addr)
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}
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/* Execute the abort in a process context. */
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usb_init_task(&oxfer->abort_task, ohci_timeout_task, addr);
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usb_add_task(oxfer->xfer.pipe->device, &oxfer->abort_task,
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USB_TASKQ_HC);
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}
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@ -1,4 +1,4 @@
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/* $NetBSD: ohcivar.h,v 1.50 2011/05/27 19:04:24 tsutsui Exp $ */
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/* $NetBSD: ohcivar.h,v 1.51 2011/05/28 15:47:17 tsutsui Exp $ */
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/* $FreeBSD: src/sys/dev/usb/ohcivar.h,v 1.13 1999/11/17 22:33:41 n_hibma Exp $ */
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/*
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@ -140,7 +140,6 @@ struct ohci_xfer {
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struct usbd_xfer xfer;
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struct usb_task abort_task;
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};
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#define OXFER(xfer) ((struct ohci_xfer *)(xfer))
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usbd_status ohci_init(ohci_softc_t *);
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int ohci_intr(void *);
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@ -1,4 +1,4 @@
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/* $NetBSD: uhci.c,v 1.237 2011/05/27 19:04:24 tsutsui Exp $ */
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/* $NetBSD: uhci.c,v 1.238 2011/05/28 15:47:17 tsutsui Exp $ */
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/* $FreeBSD: src/sys/dev/usb/uhci.c,v 1.33 1999/11/17 22:33:41 n_hibma Exp $ */
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/*
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@ -42,7 +42,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: uhci.c,v 1.237 2011/05/27 19:04:24 tsutsui Exp $");
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__KERNEL_RCSID(0, "$NetBSD: uhci.c,v 1.238 2011/05/28 15:47:17 tsutsui Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -640,7 +640,6 @@ uhci_allocx(struct usbd_bus *bus)
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{
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struct uhci_softc *sc = bus->hci_private;
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usbd_xfer_handle xfer;
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struct uhci_xfer *uxfer;
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xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
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if (xfer != NULL) {
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@ -652,15 +651,13 @@ uhci_allocx(struct usbd_bus *bus)
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}
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#endif
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} else {
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xfer = malloc(sizeof(*uxfer), M_USB, M_NOWAIT);
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xfer = malloc(sizeof(struct uhci_xfer), M_USB, M_NOWAIT);
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}
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if (xfer != NULL) {
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uxfer = UXFER(xfer);
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memset(uxfer, 0, sizeof(*uxfer));
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uxfer->iinfo.sc = sc;
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usb_init_task(&uxfer->abort_task, uhci_timeout_task, uxfer);
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memset(xfer, 0, sizeof (struct uhci_xfer));
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UXFER(xfer)->iinfo.sc = sc;
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#ifdef DIAGNOSTIC
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uxfer->iinfo.isdone = 1;
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UXFER(xfer)->iinfo.isdone = 1;
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xfer->busy_free = XFER_BUSY;
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#endif
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}
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@ -671,7 +668,6 @@ void
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uhci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
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{
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struct uhci_softc *sc = bus->hci_private;
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struct uhci_xfer *uxfer = UXFER(xfer);
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#ifdef DIAGNOSTIC
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if (xfer->busy_free != XFER_BUSY) {
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@ -679,11 +675,10 @@ uhci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
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xfer->busy_free);
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}
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xfer->busy_free = XFER_FREE;
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if (!uxfer->iinfo.isdone) {
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if (!UXFER(xfer)->iinfo.isdone) {
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printf("uhci_freex: !isdone\n");
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}
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#endif
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usb_rem_task(xfer->pipe->device, &uxfer->abort_task);
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SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
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}
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@ -1624,6 +1619,7 @@ uhci_timeout(void *addr)
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}
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/* Execute the abort in a process context. */
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usb_init_task(&uxfer->abort_task, uhci_timeout_task, ii->xfer);
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usb_add_task(uxfer->xfer.pipe->device, &uxfer->abort_task,
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USB_TASKQ_HC);
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}
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