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Commit f582f22e authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
Browse files

Merge "usb: mdm_data: Add support for QDLOADER bridging"

parents 2c840c5f 64fc8cb7

drivers/usb/gadget/function/f_mdm_data.c

+1 −0
Original line number Diff line number Diff line
@@ -1231,6 +1231,7 @@ mdm_data_set_alt(struct usb_function *f, unsigned int intf, unsigned int alt) 
	pr_debug("%s: mdm_data_port: %pK\n", __func__, port);



	port->tx_q_size = mdm_data_tx_q_size;

	port->rx_q_size = mdm_data_rx_q_size;

	ret = config_ep_by_speed(cdev->gadget, f, port->in);

	if (ret) {

		port->in->desc = NULL;

drivers/usb/misc/ks_bridge.c

+8 −0
Original line number Diff line number Diff line
@@ -88,6 +88,9 @@ static rwlock_t dbg_lock = __RW_LOCK_UNLOCKED(lck); 
static unsigned int enable_dbg = 1;

module_param(enable_dbg, uint, 0644);



static bool prevent_edl_probe;

module_param(prevent_edl_probe, bool, 0644);



/*get_timestamp - returns time of day in us */

static unsigned int get_timestamp(void)

{
@@ -633,6 +636,11 @@ ksb_usb_probe(struct usb_interface *ifc, const struct usb_device_id *id) 


	pr_debug("%s: id: %lu\n", __func__, id->driver_info);



	if (prevent_edl_probe && (le16_to_cpu(id->idProduct) == 0x9008)) {

		pr_err("%s: Preventing EDL device enumeration\n", __func__);

		return -EINVAL;

	}



	udev = interface_to_usbdev(ifc);

	if (udev->actconfig->desc.bNumInterfaces > 1) {

		pr_err("%s: Invalid configuration: More than 1 interface\n",

drivers/usb/misc/mdm_data_bridge.c

+3 −1
Original line number Diff line number Diff line
@@ -513,7 +513,7 @@ int data_bridge_write(unsigned int id, struct sk_buff *skb) 
	struct urb		*txurb;

	struct timestamp_info	*info = (struct timestamp_info *)skb->cb;

	struct data_bridge	*dev = __mdm_dev[id];

	struct bridge		*brdg;

	struct bridge		*brdg = dev->brdg;



	if (!dev->brdg || dev->err) {

		pr_err("%s: Bridge closed or device disconnected\n", __func__);
@@ -968,6 +968,8 @@ static void bridge_disconnect(struct usb_interface *intf) 


/*driver info stores data bridge name used to match bridge xport name*/

static const struct usb_device_id bridge_ids[] = {

	{ USB_DEVICE_INTERFACE_NUMBER(0x05c6, 0x9008, 0),

	.driver_info = (kernel_ulong_t)("edl"), },

	{ USB_DEVICE_INTERFACE_NUMBER(0x05c6, 0x9102, 6),

	.driver_info = (kernel_ulong_t)("qdss"), },

	{ USB_DEVICE_INTERFACE_NUMBER(0x05c6, 0x9102, 7),

include/linux/usb/usb_bridge.h

+3 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
enum bridge_id {

	USB_BRIDGE_QDSS,

	USB_BRIDGE_DPL,

	USB_BRIDGE_EDL,

	MAX_BRIDGE_DEVICES,

};
@@ -34,6 +35,8 @@ static int bridge_name_to_id(const char *name) 
		return USB_BRIDGE_QDSS;

	if (!strncasecmp(name, "dpl", MAX_INST_NAME_LEN))

		return USB_BRIDGE_DPL;

	if (!strncasecmp(name, "edl", MAX_INST_NAME_LEN))

		return USB_BRIDGE_EDL;



fail:

	return -EINVAL;