| From 12cbc3ea03992942ce6ea8f89c53b1a92504840d Mon Sep 17 00:00:00 2001 |
| From: Ben Chan <benchan@chromium.org> |
| Date: Fri, 14 Feb 2014 23:47:03 -0800 |
| Subject: [PATCH] lsusb: decode CDC MBIM extended functional descriptor |
| |
| Signed-off-by: Ben Chan <benchan@chromium.org> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| --- |
| lsusb.c | 13 +++++++++++++ |
| 1 file changed, 13 insertions(+) |
| |
| diff --git a/lsusb.c b/lsusb.c |
| index fd49240..25d25dc 100644 |
| --- a/lsusb.c |
| +++ b/lsusb.c |
| @@ -3219,6 +3219,19 @@ dump_comm_descriptor(libusb_device_handle *dev, const unsigned char *buf, char * |
| if (buf[11] & 0x08) |
| printf("%s max datagram size\n", indent); |
| break; |
| + case 0x1c: /* MBIM extended functional desc */ |
| + type = "MBIM Extended"; |
| + if (buf[0] != 8) |
| + goto bad; |
| + printf("%sCDC MBIM Extended:\n" |
| + "%s bcdMBIMExtendedVersion %2x.%02x\n" |
| + "%s bMaxOutstandingCommandMessages %3d\n" |
| + "%s wMTU %5d\n", |
| + indent, |
| + indent, buf[4], buf[3], |
| + indent, buf[5], |
| + indent, buf[6] | (buf[7] << 8)); |
| + break; |
| default: |
| /* FIXME there are about a dozen more descriptor types */ |
| printf("%sUNRECOGNIZED CDC: ", indent); |
| -- |
| 2.11.0.390.gc69c2f50cf-goog |
| |
