Merge "misc: ksbridge: Add support for sending uevent with pid/vid" (7939ca71) · Commits · e / devices / android_kernel_sony_msm8998

drivers/usb/misc/ks_bridge.c

+15 −0

Original line number	Diff line number	Diff line
		@@ -30,6 +30,7 @@
		#include <linux/list.h>
		#include <linux/wait.h>
		#include <linux/poll.h>
		#include <linux/kobject.h>

		#define DRIVER_DESC "USB host ks bridge driver"

		@@ -670,6 +671,17 @@ static void ksb_start_rx_work(struct work_struct *w)
		usb_autopm_put_interface_async(ksb->ifc);
		}

		static void ks_bridge_notify_status(struct kobject *kobj,
		const struct usb_device_id *id)
		{
		char product_info[32];
		char *envp[2] = { product_info, NULL };

		snprintf(product_info, sizeof(product_info), "PRODUCT=%x/%x/%x",
		id->idVendor, id->idProduct, id->bDeviceProtocol);
		kobject_uevent_env(kobj, KOBJ_ONLINE, envp);
		}

		static int
		ksb_usb_probe(struct usb_interface ifc, const struct usb_device_id id)
		{
		@@ -854,6 +866,8 @@ ksb_usb_probe(struct usb_interface ifc, const struct usb_device_id id)

		if (free_mdev)
		kfree(mdev);

		ks_bridge_notify_status(&ksb->device->kobj, id);
		dev_dbg(&udev->dev, "usb dev connected");

		return 0;
		@@ -925,6 +939,7 @@ static void ksb_usb_disconnect(struct usb_interface *ifc)
		dbg_log_event(ksb, "PID-DETACH", 0, 0);

		clear_bit(USB_DEV_CONNECTED, &ksb->flags);
		kobject_uevent(&ksb->device->kobj, KOBJ_OFFLINE);
		wake_up(&ksb->ks_wait_q);
		cancel_work_sync(&ksb->to_mdm_work);
		cancel_work_sync(&ksb->start_rx_work);