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Code Issues Releases Activity

Try to set the data multiplexed feature, but don't care if there's an

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error doing so.  It seems an increasing number of phones have this
quirk, and we're not keeping up.  There appears to be nothing bad that
happens for non-quirked phones.

Minor cleanups:
o prefer device_printf over printf
o kill devinfo stuff
o minor other preening.
This commit is contained in:
Warner Losh 2007-06-09 06:37:17 +00:00
parent e591b223d8
commit e491a67b63
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=170450
1 changed files with 28 additions and 46 deletions
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74
sys/dev/usb/umodem.c
View File

@ -277,31 +277,21 @@ USB_ATTACH(umodem)
usb_interface_descriptor_t *id;
usb_endpoint_descriptor_t *ed;
usb_cdc_cm_descriptor_t *cmd;
char *devinfo = NULL;
const char *devname;
usbd_status err;
int data_ifcno;
int i;
struct ucom_softc *ucom;
devinfo = malloc(1024, M_USBDEV, M_WAITOK);
usbd_devinfo(dev, 0, devinfo);
id = usbd_get_interface_descriptor(sc->sc_ctl_iface);
device_printf(self, "iclass %d/%d", id->bInterfaceClass,
id->bInterfaceSubClass);
ucom = &sc->sc_ucom;
ucom->sc_dev = self;
sc->sc_dev = self;
device_set_desc_copy(self, devinfo);
ucom->sc_udev = dev;
ucom->sc_iface = uaa->iface;
/*USB_ATTACH_SETUP; */
sc->sc_udev = dev;
sc->sc_ctl_iface = uaa->iface;
devname = device_get_nameunit(sc->sc_dev);
/* XXX ? use something else ? XXX */
id = usbd_get_interface_descriptor(sc->sc_ctl_iface);
printf("%s: %s, iclass %d/%d\n", devname, devinfo,
id->bInterfaceClass, id->bInterfaceSubClass);
sc->sc_ctl_iface_no = id->bInterfaceNumber;
umodem_get_caps(dev, &sc->sc_cm_cap, &sc->sc_acm_cap);
@ -309,15 +299,15 @@ USB_ATTACH(umodem)
/* Get the data interface no. */
cmd = umodem_get_desc(dev, UDESC_CS_INTERFACE, UDESCSUB_CDC_CM);
if (cmd == NULL) {
printf("%s: no CM descriptor\n", devname);
device_printf(sc->sc_dev, "no CM descriptor\n");
goto bad;
}
sc->sc_data_iface_no = data_ifcno = cmd->bDataInterface;
printf("%s: data interface %d, has %sCM over data, has %sbreak\n",
devname, data_ifcno,
sc->sc_cm_cap & USB_CDC_CM_OVER_DATA ? "" : "no ",
sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no ");
device_printf(sc->sc_dev,
"data interface %d, has %sCM over data, has %sbreak\n",
data_ifcno, sc->sc_cm_cap & USB_CDC_CM_OVER_DATA ? "" : "no ",
sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no ");
/* Get the data interface too. */
for (i = 0; i < uaa->nifaces; i++) {
@ -330,7 +320,7 @@ USB_ATTACH(umodem)
}
}
if (sc->sc_data_iface == NULL) {
printf("%s: no data interface\n", devname);
device_printf(sc->sc_dev, "no data interface\n");
goto bad;
}
ucom->sc_iface = sc->sc_data_iface;
@ -345,8 +335,8 @@ USB_ATTACH(umodem)
for (i = 0; i < id->bNumEndpoints; i++) {
ed = usbd_interface2endpoint_descriptor(sc->sc_data_iface, i);
if (ed == NULL) {
printf("%s: no endpoint descriptor for %d\n", devname,
i);
device_printf(sc->sc_dev,
"no endpoint descriptor for %d\n", i);
goto bad;
}
if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
@ -359,11 +349,11 @@ USB_ATTACH(umodem)
}
if (ucom->sc_bulkin_no == -1) {
printf("%s: Could not find data bulk in\n", devname);
device_printf(sc->sc_dev, "Could not find data bulk in\n");
goto bad;
}
if (ucom->sc_bulkout_no == -1) {
printf("%s: Could not find data bulk out\n", devname);
device_printf(sc->sc_dev, "Could not find data bulk out\n");
goto bad;
}
@ -373,15 +363,8 @@ USB_ATTACH(umodem)
} else {
if (sc->sc_cm_cap & USB_CDC_CM_OVER_DATA) {
if (sc->sc_acm_cap & USB_CDC_ACM_HAS_FEATURE)
err = umodem_set_comm_feature(sc,
UCDC_ABSTRACT_STATE, UCDC_DATA_MULTIPLEXED);
else
err = 0;
if (err) {
printf("%s: could not set data multiplex mode\n",
devname);
goto bad;
}
umodem_set_comm_feature(sc,
UCDC_ABSTRACT_STATE, UCDC_DATA_MULTIPLEXED);
sc->sc_cm_over_data = 1;
}
}
@ -404,8 +387,8 @@ USB_ATTACH(umodem)
if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
(ed->bmAttributes & UE_XFERTYPE) == UE_INTERRUPT) {
printf("%s: status change notification available\n",
devname);
device_printf(sc->sc_dev,
"status change notification available\n");
sc->sc_ctl_notify = ed->bEndpointAddress;
}
}
@ -423,13 +406,10 @@ USB_ATTACH(umodem)
TASK_INIT(&sc->sc_task, 0, umodem_notify, sc);
ucom_attach(&sc->sc_ucom);
free(devinfo, M_USBDEV);
USB_ATTACH_SUCCESS_RETURN;
bad:
ucom->sc_dying = 1;
free(devinfo, M_USBDEV);
USB_ATTACH_ERROR_RETURN;
}
@ -468,12 +448,14 @@ umodem_close(void *addr, int portno)
if (sc->sc_notify_pipe != NULL) {
err = usbd_abort_pipe(sc->sc_notify_pipe);
if (err)
printf("%s: abort notify pipe failed: %s\n",
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
device_printf(sc->sc_dev,
"abort notify pipe failed: %s\n",
usbd_errstr(err));
err = usbd_close_pipe(sc->sc_notify_pipe);
if (err)
printf("%s: close notify pipe failed: %s\n",
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
device_printf(sc->sc_dev,
"close notify pipe failed: %s\n",
usbd_errstr(err));
sc->sc_notify_pipe = NULL;
}
}
@ -490,8 +472,8 @@ umodem_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
if (status != USBD_NORMAL_COMPLETION) {
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
return;
printf("%s: abnormal status: %s\n", device_get_nameunit(sc->sc_dev),
usbd_errstr(status));
device_printf(sc->sc_dev, "abnormal status: %s\n",
usbd_errstr(status));
return;
}
@ -509,9 +491,9 @@ umodem_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
* the bits from the notify message
*/
if (UGETW(sc->sc_notify_buf.wLength) != 2) {
printf("%s: Invalid notification length! (%d)\n",
device_get_nameunit(sc->sc_dev),
UGETW(sc->sc_notify_buf.wLength));
device_printf(sc->sc_dev,
"Invalid notification length! (%d)\n",
UGETW(sc->sc_notify_buf.wLength));
break;
}
DPRINTF(("%s: notify bytes = %02x%02x\n",