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Don't abuse usbd_status in xhci_init

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This commit is contained in:
skrll 2014-03-10 13:10:41 +00:00
parent 89ca04c0c2
commit 30f3fc91b8
3 changed files with 19 additions and 19 deletions
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12
sys/dev/pci/xhci_pci.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: xhci_pci.c,v 1.1 2013/09/14 00:40:31 jakllsch Exp $ */
/* $NetBSD: xhci_pci.c,v 1.2 2014/03/10 13:10:41 skrll Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -31,7 +31,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: xhci_pci.c,v 1.1 2013/09/14 00:40:31 jakllsch Exp $");
__KERNEL_RCSID(0, "$NetBSD: xhci_pci.c,v 1.2 2014/03/10 13:10:41 skrll Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -82,7 +82,7 @@ xhci_pci_attach(device_t parent, device_t self, void *aux)
char const *intrstr;
pci_intr_handle_t ih;
pcireg_t csr, memtype;
usbd_status r;
int err;
//const char *vendor;
uint32_t hccparams;
@ -164,9 +164,9 @@ xhci_pci_attach(device_t parent, device_t self, void *aux)
"vendor 0x%04x", PCI_VENDOR(pa->pa_id));
#endif
r = xhci_init(sc);
if (r != USBD_NORMAL_COMPLETION) {
aprint_error_dev(self, "init failed, error=%d\n", r);
err = xhci_init(sc);
if (err) {
aprint_error_dev(self, "init failed, error=%d\n", err);
goto fail;
}

22
sys/dev/usb/xhci.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: xhci.c,v 1.14 2014/03/10 13:01:28 skrll Exp $ */
/* $NetBSD: xhci.c,v 1.15 2014/03/10 13:10:41 skrll Exp $ */
/*
* Copyright (c) 2013 Jonathan A. Kollasch
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: xhci.c,v 1.14 2014/03/10 13:01:28 skrll Exp $");
__KERNEL_RCSID(0, "$NetBSD: xhci.c,v 1.15 2014/03/10 13:10:41 skrll Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -566,7 +566,7 @@ hexdump(const char *msg, const void *base, size_t len)
}
usbd_status
int
xhci_init(struct xhci_softc *sc)
{
bus_size_t bsz;
@ -598,7 +598,7 @@ xhci_init(struct xhci_softc *sc)
if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0, caplength,
&sc->sc_cbh) != 0) {
aprint_error_dev(sc->sc_dev, "capability subregion failure\n");
return USBD_NOMEM;
return ENOMEM;
}
hcs1 = xhci_cap_read_4(sc, XHCI_HCSPARAMS1);
@ -654,21 +654,21 @@ xhci_init(struct xhci_softc *sc)
if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, caplength, bsz,
&sc->sc_obh) != 0) {
aprint_error_dev(sc->sc_dev, "operational subregion failure\n");
return USBD_NOMEM;
return ENOMEM;
}
dboff = xhci_cap_read_4(sc, XHCI_DBOFF);
if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, dboff,
sc->sc_maxslots * 4, &sc->sc_dbh) != 0) {
aprint_error_dev(sc->sc_dev, "doorbell subregion failure\n");
return USBD_NOMEM;
return ENOMEM;
}
rtsoff = xhci_cap_read_4(sc, XHCI_RTSOFF);
if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, rtsoff,
sc->sc_maxintrs * 0x20, &sc->sc_rbh) != 0) {
aprint_error_dev(sc->sc_dev, "runtime subregion failure\n");
return USBD_NOMEM;
return ENOMEM;
}
for (i = 0; i < 100; i++) {
@ -678,7 +678,7 @@ xhci_init(struct xhci_softc *sc)
usb_delay_ms(&sc->sc_bus, 1);
}
if (i >= 100)
return USBD_IOERROR;
return EIO;
usbcmd = 0;
xhci_op_write_4(sc, XHCI_USBCMD, usbcmd);
@ -693,7 +693,7 @@ xhci_init(struct xhci_softc *sc)
usb_delay_ms(&sc->sc_bus, 1);
}
if (i >= 100)
return USBD_IOERROR;
return EIO;
for (i = 0; i < 100; i++) {
usbsts = xhci_op_read_4(sc, XHCI_USBSTS);
@ -702,13 +702,13 @@ xhci_init(struct xhci_softc *sc)
usb_delay_ms(&sc->sc_bus, 1);
}
if (i >= 100)
return USBD_IOERROR;
return EIO;
pagesize = xhci_op_read_4(sc, XHCI_PAGESIZE);
aprint_debug_dev(sc->sc_dev, "PAGESIZE 0x%08x\n", pagesize);
pagesize = ffs(pagesize);
if (pagesize == 0)
return USBD_IOERROR;
return EIO;
sc->sc_pgsz = 1 << (12 + (pagesize - 1));
aprint_debug_dev(sc->sc_dev, "sc_pgsz 0x%08x\n", (uint32_t)sc->sc_pgsz);
aprint_debug_dev(sc->sc_dev, "sc_maxslots 0x%08x\n",

4
sys/dev/usb/xhcivar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: xhcivar.h,v 1.2 2013/10/28 17:49:33 matt Exp $ */
/* $NetBSD: xhcivar.h,v 1.3 2014/03/10 13:10:41 skrll Exp $ */
/*
* Copyright (c) 2013 Jonathan A. Kollasch
@ -116,7 +116,7 @@ struct xhci_softc {
uint8_t sc_conf;
};
usbd_status xhci_init(struct xhci_softc *);
int xhci_init(struct xhci_softc *);
int xhci_intr(void *);
int xhci_detach(struct xhci_softc *, int);
int xhci_activate(device_t, enum devact);