From: Marcel Holtmann Date: Mon, 3 Jul 2006 08:02:37 +0000 (+0200) Subject: [Bluetooth] Add platform device for virtual and serial devices X-Git-Tag: firefly_0821_release~34398^2~4 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=27d35284258c596900e0e41c46932ec4abe6a7b1;p=firefly-linux-kernel-4.4.55.git [Bluetooth] Add platform device for virtual and serial devices This patch adds a generic Bluetooth platform device that can be used as parent device by virtual and serial devices. Signed-off-by: Marcel Holtmann --- diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c index 2830f58d6f77..8eebf9ca3786 100644 --- a/drivers/bluetooth/bluecard_cs.c +++ b/drivers/bluetooth/bluecard_cs.c @@ -739,6 +739,7 @@ static int bluecard_open(bluecard_info_t *info) hdev->type = HCI_PCCARD; hdev->driver_data = info; + SET_HCIDEV_DEV(hdev, &info->p_dev->dev); hdev->open = bluecard_hci_open; hdev->close = bluecard_hci_close; diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index c9dba5565cac..df7bb016df49 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -582,6 +582,7 @@ static int bt3c_open(bt3c_info_t *info) hdev->type = HCI_PCCARD; hdev->driver_data = info; + SET_HCIDEV_DEV(hdev, &info->p_dev->dev); hdev->open = bt3c_hci_open; hdev->close = bt3c_hci_close; diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c index c889bf8109a1..746ccca97f6f 100644 --- a/drivers/bluetooth/btuart_cs.c +++ b/drivers/bluetooth/btuart_cs.c @@ -502,6 +502,7 @@ static int btuart_open(btuart_info_t *info) hdev->type = HCI_PCCARD; hdev->driver_data = info; + SET_HCIDEV_DEV(hdev, &info->p_dev->dev); hdev->open = btuart_hci_open; hdev->close = btuart_hci_close; diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c index be6eed175aa3..0e99def8a1e3 100644 --- a/drivers/bluetooth/dtl1_cs.c +++ b/drivers/bluetooth/dtl1_cs.c @@ -484,6 +484,7 @@ static int dtl1_open(dtl1_info_t *info) hdev->type = HCI_PCCARD; hdev->driver_data = info; + SET_HCIDEV_DEV(hdev, &info->p_dev->dev); hdev->open = dtl1_hci_open; hdev->close = dtl1_hci_close; diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c index ea589007fa26..aac67a3a6019 100644 --- a/drivers/bluetooth/hci_vhci.c +++ b/drivers/bluetooth/hci_vhci.c @@ -277,7 +277,6 @@ static int vhci_open(struct inode *inode, struct file *file) hdev->type = HCI_VHCI; hdev->driver_data = vhci; - SET_HCIDEV_DEV(hdev, vhci_miscdev.dev); hdev->open = vhci_open_dev; hdev->close = vhci_close_dev; diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index f6852707bd64..ae67b36d76dc 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -124,6 +124,7 @@ struct hci_dev { atomic_t promisc; + struct device *dev; struct class_device class_dev; struct module *owner; diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c index 729461fcfe99..788ea7a2b744 100644 --- a/net/bluetooth/af_bluetooth.c +++ b/net/bluetooth/af_bluetooth.c @@ -48,7 +48,7 @@ #define BT_DBG(D...) #endif -#define VERSION "2.9" +#define VERSION "2.10" /* Bluetooth sockets */ #define BT_MAX_PROTO 8 @@ -307,13 +307,21 @@ static struct net_proto_family bt_sock_family_ops = { static int __init bt_init(void) { + int err; + BT_INFO("Core ver %s", VERSION); - sock_register(&bt_sock_family_ops); + err = bt_sysfs_init(); + if (err < 0) + return err; - BT_INFO("HCI device and connection manager initialized"); + err = sock_register(&bt_sock_family_ops); + if (err < 0) { + bt_sysfs_cleanup(); + return err; + } - bt_sysfs_init(); + BT_INFO("HCI device and connection manager initialized"); hci_sock_init(); @@ -324,9 +332,9 @@ static void __exit bt_exit(void) { hci_sock_cleanup(); - bt_sysfs_cleanup(); - sock_unregister(PF_BLUETOOTH); + + bt_sysfs_cleanup(); } subsys_initcall(bt_init); diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 89918d2f1fdc..7789e26c84b9 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -3,6 +3,8 @@ #include #include +#include + #include #include @@ -197,9 +199,14 @@ struct class bt_class = { .uevent = bt_uevent, #endif }; - EXPORT_SYMBOL_GPL(bt_class); +static struct bus_type bt_bus = { + .name = "bluetooth", +}; + +static struct platform_device *bt_platform; + int hci_register_sysfs(struct hci_dev *hdev) { struct class_device *cdev = &hdev->class_dev; @@ -211,6 +218,11 @@ int hci_register_sysfs(struct hci_dev *hdev) cdev->class = &bt_class; class_set_devdata(cdev, hdev); + if (!cdev->dev) + cdev->dev = &bt_platform->dev; + + hdev->dev = cdev->dev; + strlcpy(cdev->class_id, hdev->name, BUS_ID_SIZE); err = class_device_register(cdev); if (err < 0) @@ -233,10 +245,33 @@ void hci_unregister_sysfs(struct hci_dev *hdev) int __init bt_sysfs_init(void) { - return class_register(&bt_class); + int err; + + bt_platform = platform_device_register_simple("bluetooth", -1, NULL, 0); + if (IS_ERR(bt_platform)) + return PTR_ERR(bt_platform); + + err = bus_register(&bt_bus); + if (err < 0) { + platform_device_unregister(bt_platform); + return err; + } + + err = class_register(&bt_class); + if (err < 0) { + bus_unregister(&bt_bus); + platform_device_unregister(bt_platform); + return err; + } + + return 0; } void __exit bt_sysfs_cleanup(void) { class_unregister(&bt_class); + + bus_unregister(&bt_bus); + + platform_device_unregister(bt_platform); }