Merge commit 'v2.6.27-rc6' into core/rcu

1 files changed, 79 insertions, 91 deletions

diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 2f6f1523ec5..706033753ad 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -14,7 +14,7 @@
   Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org>
 */
 
-#define DRIVER_VERSION "v.1.2.9c"
+#define DRIVER_VERSION "v.1.2.13a"
 #define DRIVER_AUTHOR "Kevin Lloyd <klloyd@sierrawireless.com>"
 #define DRIVER_DESC "USB Driver for Sierra Wireless USB modems"
 
@@ -31,6 +31,7 @@
 #define SWIMS_USB_REQUEST_SetPower	0x00
 #define SWIMS_USB_REQUEST_SetNmea	0x07
 #define SWIMS_USB_REQUEST_SetMode	0x0B
+#define SWIMS_USB_REQUEST_GetSwocInfo	0x0A
 #define SWIMS_SET_MODE_Modem		0x0001
 
 /* per port private data */
@@ -40,18 +41,11 @@
 
 static int debug;
 static int nmea;
-static int truinstall = 1;
-
-enum devicetype {
-	DEVICE_3_PORT =		0,
-	DEVICE_1_PORT =		1,
-	DEVICE_INSTALLER =	2,
-};
 
 static int sierra_set_power_state(struct usb_device *udev, __u16 swiState)
 {
 	int result;
-	dev_dbg(&udev->dev, "%s", "SET POWER STATE\n");
+	dev_dbg(&udev->dev, "%s", __func__);
 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
 			SWIMS_USB_REQUEST_SetPower,	/* __u8 request      */
 			USB_TYPE_VENDOR,		/* __u8 request type */
@@ -63,25 +57,10 @@ static int sierra_set_power_state(struct usb_device *udev, __u16 swiState)
 	return result;
 }
 
-static int sierra_set_ms_mode(struct usb_device *udev, __u16 eSWocMode)
-{
-	int result;
-	dev_dbg(&udev->dev, "%s", "DEVICE MODE SWITCH\n");
-	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
-			SWIMS_USB_REQUEST_SetMode,	/* __u8 request      */
-			USB_TYPE_VENDOR,		/* __u8 request type */
-			eSWocMode,			/* __u16 value       */
-			0x0000,				/* __u16 index       */
-			NULL,				/* void *data        */
-			0,				/* __u16 size 	     */
-			USB_CTRL_SET_TIMEOUT);		/* int timeout       */
-	return result;
-}
-
 static int sierra_vsc_set_nmea(struct usb_device *udev, __u16 enable)
 {
 	int result;
-	dev_dbg(&udev->dev, "%s", "NMEA Enable sent\n");
+	dev_dbg(&udev->dev, "%s", __func__);
 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
 			SWIMS_USB_REQUEST_SetNmea,	/* __u8 request      */
 			USB_TYPE_VENDOR,		/* __u8 request type */
@@ -97,6 +76,7 @@ static int sierra_calc_num_ports(struct usb_serial *serial)
 {
 	int result;
 	int *num_ports = usb_get_serial_data(serial);
+	dev_dbg(&serial->dev->dev, "%s", __func__);
 
 	result = *num_ports;
 
@@ -110,22 +90,23 @@ static int sierra_calc_num_ports(struct usb_serial *serial)
 
 static int sierra_calc_interface(struct usb_serial *serial)
 {
-		int interface;
-		struct usb_interface *p_interface;
-		struct usb_host_interface *p_host_interface;
+	int interface;
+	struct usb_interface *p_interface;
+	struct usb_host_interface *p_host_interface;
+	dev_dbg(&serial->dev->dev, "%s", __func__);
 
-		/* Get the interface structure pointer from the serial struct */
-		p_interface = serial->interface;
+	/* Get the interface structure pointer from the serial struct */
+	p_interface = serial->interface;
 
-		/* Get a pointer to the host interface structure */
-		p_host_interface = p_interface->cur_altsetting;
+	/* Get a pointer to the host interface structure */
+	p_host_interface = p_interface->cur_altsetting;
 
-		/* read the interface descriptor for this active altsetting
-		 * to find out the interface number we are on
-		*/
-		interface = p_host_interface->desc.bInterfaceNumber;
+	/* read the interface descriptor for this active altsetting
+	 * to find out the interface number we are on
+	*/
+	interface = p_host_interface->desc.bInterfaceNumber;
 
-		return interface;
+	return interface;
 }
 
 static int sierra_probe(struct usb_serial *serial,
@@ -135,43 +116,40 @@ static int sierra_probe(struct usb_serial *serial,
 	struct usb_device *udev;
 	int *num_ports;
 	u8 ifnum;
+	u8 numendpoints;
+
+	dev_dbg(&serial->dev->dev, "%s", __func__);
 
 	num_ports = kmalloc(sizeof(*num_ports), GFP_KERNEL);
 	if (!num_ports)
 		return -ENOMEM;
 
 	ifnum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
+	numendpoints = serial->interface->cur_altsetting->desc.bNumEndpoints;
 	udev = serial->dev;
 
-		/* Figure out the interface number from the serial structure */
-		ifnum = sierra_calc_interface(serial);
-
-		/*
-		 * If this interface supports more than 1 alternate
-		 * select the 2nd one
-		 */
-		if (serial->interface->num_altsetting == 2) {
-			dev_dbg(&udev->dev,
-				"Selecting alt setting for interface %d\n",
-				ifnum);
+	/* Figure out the interface number from the serial structure */
+	ifnum = sierra_calc_interface(serial);
 
-			/* We know the alternate setting is 1 for the MC8785 */
-			usb_set_interface(udev, ifnum, 1);
-		}
+	/*
+	 * If this interface supports more than 1 alternate
+	 * select the 2nd one
+	 */
+	if (serial->interface->num_altsetting == 2) {
+		dev_dbg(&udev->dev, "Selecting alt setting for interface %d\n",
+			ifnum);
+		/* We know the alternate setting is 1 for the MC8785 */
+		usb_set_interface(udev, ifnum, 1);
+	}
 
-	/* Check if in installer mode */
-	if (truinstall && id->driver_info == DEVICE_INSTALLER) {
-		dev_dbg(&udev->dev, "%s", "FOUND TRU-INSTALL DEVICE(SW)\n");
-		result = sierra_set_ms_mode(udev, SWIMS_SET_MODE_Modem);
-		/* Don't bind to the device when in installer mode */
-		kfree(num_ports);
-		return -EIO;
-	} else if (id->driver_info == DEVICE_1_PORT)
-		*num_ports = 1;
-	else if (ifnum == 0x99)
+	/* Dummy interface present on some SKUs should be ignored */
+	if (ifnum == 0x99)
 		*num_ports = 0;
+	else if (numendpoints <= 3)
+		*num_ports = 1;
 	else
-		*num_ports = 3;
+		*num_ports = (numendpoints-1)/2;
+
 	/*
 	 * save off our num_ports info so that we can use it in the
 	 * calc_num_ports callback
@@ -187,40 +165,50 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x1199, 0x0218) },	/* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x0f30, 0x1b1d) },	/* Sierra Wireless MC5720 */
 	{ USB_DEVICE(0x1199, 0x0020) },	/* Sierra Wireless MC5725 */
+	{ USB_DEVICE(0x1199, 0x0024) },	/* Sierra Wireless MC5727 */
 	{ USB_DEVICE(0x1199, 0x0220) },	/* Sierra Wireless MC5725 */
 	{ USB_DEVICE(0x1199, 0x0019) },	/* Sierra Wireless AirCard 595 */
 	{ USB_DEVICE(0x1199, 0x0021) },	/* Sierra Wireless AirCard 597E */
 	{ USB_DEVICE(0x1199, 0x0120) },	/* Sierra Wireless USB Dongle 595U */
-	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x0023, 0xFF, 0xFF, 0xFF) }, /* Sierra Wireless C597 */
+	 /* Sierra Wireless C597 */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x0023, 0xFF, 0xFF, 0xFF) },
+	 /* Sierra Wireless Device */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x0025, 0xFF, 0xFF, 0xFF) },
+	{ USB_DEVICE(0x1199, 0x0026) }, /* Sierra Wireless Device */
 
 	{ USB_DEVICE(0x1199, 0x6802) },	/* Sierra Wireless MC8755 */
 	{ USB_DEVICE(0x1199, 0x6804) },	/* Sierra Wireless MC8755 */
 	{ USB_DEVICE(0x1199, 0x6803) },	/* Sierra Wireless MC8765 */
 	{ USB_DEVICE(0x1199, 0x6812) },	/* Sierra Wireless MC8775 & AC 875U */
-	{ USB_DEVICE(0x1199, 0x6813) },	/* Sierra Wireless MC8775 (Thinkpad internal) */
+	{ USB_DEVICE(0x1199, 0x6813) },	/* Sierra Wireless MC8775 (Lenovo) */
 	{ USB_DEVICE(0x1199, 0x6815) },	/* Sierra Wireless MC8775 */
 	{ USB_DEVICE(0x03f0, 0x1e1d) },	/* HP hs2300 a.k.a MC8775 */
 	{ USB_DEVICE(0x1199, 0x6820) },	/* Sierra Wireless AirCard 875 */
 	{ USB_DEVICE(0x1199, 0x6821) },	/* Sierra Wireless AirCard 875U */
-	{ USB_DEVICE(0x1199, 0x6832) },	/* Sierra Wireless MC8780*/
-	{ USB_DEVICE(0x1199, 0x6833) },	/* Sierra Wireless MC8781*/
-	{ USB_DEVICE(0x1199, 0x683B), .driver_info = DEVICE_1_PORT },	/* Sierra Wireless MC8785 Composite*/
+	{ USB_DEVICE(0x1199, 0x6832) },	/* Sierra Wireless MC8780 */
+	{ USB_DEVICE(0x1199, 0x6833) },	/* Sierra Wireless MC8781 */
+	{ USB_DEVICE(0x1199, 0x683B) },	/* Sierra Wireless MC8785 Composite */
+	{ USB_DEVICE(0x1199, 0x683C) },	/* Sierra Wireless MC8790 */
+	{ USB_DEVICE(0x1199, 0x683D) },	/* Sierra Wireless MC8790 */
+	{ USB_DEVICE(0x1199, 0x683E) },	/* Sierra Wireless MC8790 */
 	{ USB_DEVICE(0x1199, 0x6850) },	/* Sierra Wireless AirCard 880 */
 	{ USB_DEVICE(0x1199, 0x6851) },	/* Sierra Wireless AirCard 881 */
 	{ USB_DEVICE(0x1199, 0x6852) },	/* Sierra Wireless AirCard 880 E */
 	{ USB_DEVICE(0x1199, 0x6853) },	/* Sierra Wireless AirCard 881 E */
 	{ USB_DEVICE(0x1199, 0x6855) },	/* Sierra Wireless AirCard 880 U */
 	{ USB_DEVICE(0x1199, 0x6856) },	/* Sierra Wireless AirCard 881 U */
-	{ USB_DEVICE(0x1199, 0x6859), .driver_info = DEVICE_1_PORT },	/* Sierra Wireless AirCard 885 E */
-	{ USB_DEVICE(0x1199, 0x685A), .driver_info = DEVICE_1_PORT },	/* Sierra Wireless AirCard 885 E */
-
-	{ USB_DEVICE(0x1199, 0x6468) }, /* Sierra Wireless MP3G - EVDO */
-	{ USB_DEVICE(0x1199, 0x6469) }, /* Sierra Wireless MP3G - UMTS/HSPA */
-
-	{ USB_DEVICE(0x1199, 0x0112), .driver_info = DEVICE_1_PORT }, /* Sierra Wireless AirCard 580 */
-	{ USB_DEVICE(0x0F3D, 0x0112), .driver_info = DEVICE_1_PORT }, /* Airprime/Sierra PC 5220 */
+	{ USB_DEVICE(0x1199, 0x6859) },	/* Sierra Wireless AirCard 885 E */
+	{ USB_DEVICE(0x1199, 0x685A) },	/* Sierra Wireless AirCard 885 E */
+	/* Sierra Wireless C885 */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6880, 0xFF, 0xFF, 0xFF)},
+	/* Sierra Wireless Device */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6890, 0xFF, 0xFF, 0xFF)},
+	/* Sierra Wireless Device */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6892, 0xFF, 0xFF, 0xFF)},
+
+	{ USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */
+	{ USB_DEVICE(0x0F3D, 0x0112) }, /* Airprime/Sierra PC 5220 */
 
-	{ USB_DEVICE(0x1199, 0x0FFF), .driver_info = DEVICE_INSTALLER},
 	{ }
 };
 MODULE_DEVICE_TABLE(usb, id_table);
@@ -268,13 +256,19 @@ static int sierra_send_setup(struct tty_struct *tty,
 		if (portdata->rts_state)
 			val |= 0x02;
 
-		/* Determine which port is targeted */
-		if (port->bulk_out_endpointAddress == 2)
-			interface = 0;
-		else if (port->bulk_out_endpointAddress == 4)
-			interface = 1;
-		else if (port->bulk_out_endpointAddress == 5)
-			interface = 2;
+		/* If composite device then properly report interface */
+		if (serial->num_ports == 1)
+			interface = sierra_calc_interface(serial);
+
+		/* Otherwise the need to do non-composite mapping */
+		else {
+			if (port->bulk_out_endpointAddress == 2)
+				interface = 0;
+			else if (port->bulk_out_endpointAddress == 4)
+				interface = 1;
+			else if (port->bulk_out_endpointAddress == 5)
+				interface = 2;
+		}
 
 		return usb_control_msg(serial->dev,
 				usb_rcvctrlpipe(serial->dev, 0),
@@ -713,7 +707,7 @@ static void sierra_shutdown(struct usb_serial *serial)
 static struct usb_serial_driver sierra_device = {
 	.driver = {
 		.owner =	THIS_MODULE,
-		.name =		"sierra1",
+		.name =		"sierra",
 	},
 	.description       = "Sierra USB modem",
 	.id_table          = id_table,
@@ -769,14 +763,8 @@ MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_VERSION(DRIVER_VERSION);
 MODULE_LICENSE("GPL");
 
-module_param(truinstall, bool, 0);
-MODULE_PARM_DESC(truinstall, "TRU-Install support");
-
-module_param(nmea, bool, 0);
+module_param(nmea, bool, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(nmea, "NMEA streaming");
 
-#ifdef CONFIG_USB_DEBUG
 module_param(debug, bool, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(debug, "Debug messages");
-#endif
-