diff options
| author | n_hibma <n_hibma@FreeBSD.org> | 1999-08-23 21:00:08 +0000 |
|---|---|---|
| committer | n_hibma <n_hibma@FreeBSD.org> | 1999-08-23 21:00:08 +0000 |
| commit | a9f46ba20de99dba4788fc06cb53f20217ad205f (patch) | |
| tree | fad42e68251d78c562cc886c1e45c53f0c5aca60 /sys/pci/uhci_pci.c | |
| parent | 663cbe4fc26065f7af7d10faaee492a626156145 (diff) | |
| download | FreeBSD-src-a9f46ba20de99dba4788fc06cb53f20217ad205f.zip FreeBSD-src-a9f46ba20de99dba4788fc06cb53f20217ad205f.tar.gz | |
Reset the UHCI controller when the device comes back from suspend.
This should be replaced by proper support for suspend one day (global
suspend).
Submitted-by: Christopher Masto <chris@netmonger.net>
Diffstat (limited to 'sys/pci/uhci_pci.c')
| -rw-r--r-- | sys/pci/uhci_pci.c | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/sys/pci/uhci_pci.c b/sys/pci/uhci_pci.c index 3183eda..83bca9b 100644 --- a/sys/pci/uhci_pci.c +++ b/sys/pci/uhci_pci.c @@ -1,5 +1,3 @@ -/* $FreeBSD$ */ - /* * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. @@ -35,6 +33,8 @@ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ */ /* Universal Host Controller Interface @@ -58,11 +58,12 @@ #include <sys/proc.h> #include <sys/queue.h> #if defined(__FreeBSD__) -#include <machine/bus_pio.h> -#endif +#include <sys/bus.h> + #include <machine/bus.h> -#include <sys/rman.h> #include <machine/resource.h> +#include <sys/rman.h> +#endif #include <pci/pcivar.h> #include <pci/pcireg.h> @@ -90,6 +91,29 @@ static const char *uhci_device_generic = "UHCI (generic) USB controller"; #define PCI_UHCI_BASE_REG 0x20 +static int +uhci_pci_suspend(device_t self) +{ + uhci_softc_t *sc; + + sc = device_get_softc(self); + bus_generic_suspend(self); + + return 0; +} + +static int +uhci_pci_resume(device_t self) +{ + uhci_softc_t *sc; + + sc = device_get_softc(self); + uhci_reset(sc); + bus_generic_resume(self); + + return 0; +} + static const char * uhci_pci_match(device_t self) { @@ -148,7 +172,8 @@ uhci_pci_attach(device_t self) sc->iot = rman_get_bustag(res); sc->ioh = rman_get_bushandle(res); - bus_space_write_2(sc->iot, sc->ioh, UHCI_INTR, 0); /* disable interrupts */ + /* disable interrupts */ + bus_space_write_2(sc->iot, sc->ioh, UHCI_INTR, 0); rid = 0; res = bus_alloc_resource(self, SYS_RES_IRQ, &rid, 0, ~0, 1, @@ -247,6 +272,8 @@ static device_method_t uhci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, uhci_pci_probe), DEVMETHOD(device_attach, uhci_pci_attach), + DEVMETHOD(device_suspend, uhci_pci_suspend), + DEVMETHOD(device_resume, uhci_pci_resume), /* Bus interface */ DEVMETHOD(bus_print_child, bus_generic_print_child), |
