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path: root/drivers/usb/serial/qcserial.c
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Diffstat (limited to 'drivers/usb/serial/qcserial.c')
-rw-r--r--drivers/usb/serial/qcserial.c116
1 files changed, 82 insertions, 34 deletions
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index c65437cfd4a..b2aa003bf41 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -22,8 +22,17 @@
#define DRIVER_AUTHOR "Qualcomm Inc"
#define DRIVER_DESC "Qualcomm USB Serial driver"
+/* standard device layouts supported by this driver */
+enum qcserial_layouts {
+ QCSERIAL_G2K = 0, /* Gobi 2000 */
+ QCSERIAL_G1K = 1, /* Gobi 1000 */
+ QCSERIAL_SWI = 2, /* Sierra Wireless */
+};
+
#define DEVICE_G1K(v, p) \
- USB_DEVICE(v, p), .driver_info = 1
+ USB_DEVICE(v, p), .driver_info = QCSERIAL_G1K
+#define DEVICE_SWI(v, p) \
+ USB_DEVICE(v, p), .driver_info = QCSERIAL_SWI
static const struct usb_device_id id_table[] = {
/* Gobi 1000 devices */
@@ -126,19 +135,27 @@ static const struct usb_device_id id_table[] = {
{USB_DEVICE(0x12D1, 0x14F1)}, /* Sony Gobi 3000 Composite */
{USB_DEVICE(0x0AF0, 0x8120)}, /* Option GTM681W */
- /* non Gobi Qualcomm serial devices */
- {USB_DEVICE_INTERFACE_NUMBER(0x0f3d, 0x68a2, 0)}, /* Sierra Wireless MC7700 Device Management */
- {USB_DEVICE_INTERFACE_NUMBER(0x0f3d, 0x68a2, 2)}, /* Sierra Wireless MC7700 NMEA */
- {USB_DEVICE_INTERFACE_NUMBER(0x0f3d, 0x68a2, 3)}, /* Sierra Wireless MC7700 Modem */
- {USB_DEVICE_INTERFACE_NUMBER(0x114f, 0x68a2, 0)}, /* Sierra Wireless MC7750 Device Management */
- {USB_DEVICE_INTERFACE_NUMBER(0x114f, 0x68a2, 2)}, /* Sierra Wireless MC7750 NMEA */
- {USB_DEVICE_INTERFACE_NUMBER(0x114f, 0x68a2, 3)}, /* Sierra Wireless MC7750 Modem */
- {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x68a2, 0)}, /* Sierra Wireless MC7710 Device Management */
- {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x68a2, 2)}, /* Sierra Wireless MC7710 NMEA */
- {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x68a2, 3)}, /* Sierra Wireless MC7710 Modem */
- {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x901c, 0)}, /* Sierra Wireless EM7700 Device Management */
- {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x901c, 2)}, /* Sierra Wireless EM7700 NMEA */
- {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x901c, 3)}, /* Sierra Wireless EM7700 Modem */
+ /* non-Gobi Sierra Wireless devices */
+ {DEVICE_SWI(0x0f3d, 0x68a2)}, /* Sierra Wireless MC7700 */
+ {DEVICE_SWI(0x114f, 0x68a2)}, /* Sierra Wireless MC7750 */
+ {DEVICE_SWI(0x1199, 0x68a2)}, /* Sierra Wireless MC7710 */
+ {DEVICE_SWI(0x1199, 0x68c0)}, /* Sierra Wireless MC73xx */
+ {DEVICE_SWI(0x1199, 0x901c)}, /* Sierra Wireless EM7700 */
+ {DEVICE_SWI(0x1199, 0x901f)}, /* Sierra Wireless EM7355 */
+ {DEVICE_SWI(0x1199, 0x9040)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9041)}, /* Sierra Wireless MC7305/MC7355 */
+ {DEVICE_SWI(0x1199, 0x9051)}, /* Netgear AirCard 340U */
+ {DEVICE_SWI(0x1199, 0x9053)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9054)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9055)}, /* Netgear AirCard 341U */
+ {DEVICE_SWI(0x1199, 0x9056)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9060)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9061)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */
+ {DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */
+ {DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
+ {DEVICE_SWI(0x413c, 0x81a8)}, /* Dell Wireless 5808 Gobi(TM) 4G LTE Mobile Broadband Card */
+ {DEVICE_SWI(0x413c, 0x81a9)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */
{ } /* Terminating entry */
};
@@ -151,11 +168,8 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
int retval = -ENODEV;
__u8 nintf;
__u8 ifnum;
- bool is_gobi1k = id->driver_info ? true : false;
int altsetting = -1;
- dev_dbg(dev, "Is Gobi 1000 = %d\n", is_gobi1k);
-
nintf = serial->dev->actconfig->desc.bNumInterfaces;
dev_dbg(dev, "Num Interfaces = %d\n", nintf);
ifnum = intf->desc.bInterfaceNumber;
@@ -183,32 +197,29 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
}
- /* allow any number of interfaces when doing direct interface match */
- if (id->match_flags & USB_DEVICE_ID_MATCH_INT_NUMBER) {
- dev_dbg(dev, "Generic Qualcomm serial interface found\n");
- altsetting = 0;
- goto done;
- }
-
- if (nintf < 3 || nintf > 4) {
- dev_err(dev, "unknown number of interfaces: %d\n", nintf);
- goto done;
- }
-
/* default to enabling interface */
altsetting = 0;
- /* Composite mode; don't bind to the QMI/net interface as that
+ /*
+ * Composite mode; don't bind to the QMI/net interface as that
* gets handled by other drivers.
*/
- if (is_gobi1k) {
- /* Gobi 1K USB layout:
+ switch (id->driver_info) {
+ case QCSERIAL_G1K:
+ /*
+ * Gobi 1K USB layout:
* 0: DM/DIAG (use libqcdm from ModemManager for communication)
* 1: serial port (doesn't respond)
* 2: AT-capable modem port
* 3: QMI/net
*/
+ if (nintf < 3 || nintf > 4) {
+ dev_err(dev, "unknown number of interfaces: %d\n", nintf);
+ altsetting = -1;
+ goto done;
+ }
+
if (ifnum == 0) {
dev_dbg(dev, "Gobi 1K DM/DIAG interface found\n");
altsetting = 1;
@@ -216,13 +227,21 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
dev_dbg(dev, "Modem port found\n");
else
altsetting = -1;
- } else {
- /* Gobi 2K+ USB layout:
+ break;
+ case QCSERIAL_G2K:
+ /*
+ * Gobi 2K+ USB layout:
* 0: QMI/net
* 1: DM/DIAG (use libqcdm from ModemManager for communication)
* 2: AT-capable modem port
* 3: NMEA
*/
+ if (nintf < 3 || nintf > 4) {
+ dev_err(dev, "unknown number of interfaces: %d\n", nintf);
+ altsetting = -1;
+ goto done;
+ }
+
switch (ifnum) {
case 0:
/* Don't claim the QMI/net interface */
@@ -243,6 +262,35 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
dev_dbg(dev, "Gobi 2K+ NMEA GPS interface found\n");
break;
}
+ break;
+ case QCSERIAL_SWI:
+ /*
+ * Sierra Wireless layout:
+ * 0: DM/DIAG (use libqcdm from ModemManager for communication)
+ * 2: NMEA
+ * 3: AT-capable modem port
+ * 8: QMI/net
+ */
+ switch (ifnum) {
+ case 0:
+ dev_dbg(dev, "DM/DIAG interface found\n");
+ break;
+ case 2:
+ dev_dbg(dev, "NMEA GPS interface found\n");
+ break;
+ case 3:
+ dev_dbg(dev, "Modem port found\n");
+ break;
+ default:
+ /* don't claim any unsupported interface */
+ altsetting = -1;
+ break;
+ }
+ break;
+ default:
+ dev_err(dev, "unsupported device layout type: %lu\n",
+ id->driver_info);
+ break;
}
done:
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 06:16:18 +0000