e61fbee7be
- Add support for Foxconn Mediatek Chip - Add support for LG LGSBWAC92/TWCM-K505D - hci_h5 flow control fixes and suspend support - Switch to use lock_sock for SCO and RFCOMM - Various fixes for extended advertising - Reword Intel's setup on btusb unifying the supported generations -----BEGIN PGP SIGNATURE----- iQJNBAABCAA3FiEE7E6oRXp8w05ovYr/9JCA4xAyCykFAmEe1xEZHGx1aXoudm9u LmRlbnR6QGludGVsLmNvbQAKCRD0kIDjEDILKX/YEACMlYxmWJn2birrH5h4c+FA 6hzoDw+Kp+/Qo0FYPgWw6ady+cKuh50itKz8W050JR+n9eVdRehZ3Rlr/Yv2ol51 TSTjRKPbeDmtkGzC9h+dVBgkEERF88mF8FZiFXp+9vG/dfS4Lq2WdWzEFuYmfZyD ZMuI9PsepmprORVI37B1WjZfdUo2XeA9ZKHUVSesgarNg55mZ4T/WEFnEc8KH2rX HiqAeX+H2lt38ZEru7l5Jp6mNnzJJKLcnFjWMHXia865B8dHqC++goMXdJ8Tqcm8 NLs2W1RZgZocVwovwQ17bTiu41VnN7LdVpCig5RGcn1YtQUPcYzqBI971ixQCJUN 7vjqyMV3i+nLLD3FZmD+qYMYH/M2LaLH6fbaN0KBDlElCDHT7/Qu9N2nGreyiqKc uuEXVHbGou3sj/LkBpNKJOGtmNkUo0XN93/giu89ZHGc7BLN1tUJM9NYWaiO1TcD YiD0LO/lqmggCs9SQH0DBTUDNZ1vUDOzmVeD/tu/NqnixzSMseyqeThshZhxz6UT 7fBXvwixl+AhrN2lIxmS4WAtEwOPvaayUW8af7kESlrC4RoFvq+QaghT1D4NDpcq llYlg/gt97Wy3AnIsnvEjd0s+lxGN6byIOBgTfC4jAfPAYA4oxd7N+1vMPFyChUV MwatwE+IE1u2hjQWhMhVuA== =INb2 -----END PGP SIGNATURE----- Merge tag 'for-net-next-2021-08-19' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next Luiz Augusto von Dentz says: ==================== bluetooth-next pull request for net-next: - Add support for Foxconn Mediatek Chip - Add support for LG LGSBWAC92/TWCM-K505D - hci_h5 flow control fixes and suspend support - Switch to use lock_sock for SCO and RFCOMM - Various fixes for extended advertising - Reword Intel's setup on btusb unifying the supported generations ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
119 lines
2.2 KiB
C
119 lines
2.2 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Bluetooth HCI driver model support. */
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#include <linux/module.h>
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#include <net/bluetooth/bluetooth.h>
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#include <net/bluetooth/hci_core.h>
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static struct class *bt_class;
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static void bt_link_release(struct device *dev)
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{
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struct hci_conn *conn = to_hci_conn(dev);
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kfree(conn);
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}
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static const struct device_type bt_link = {
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.name = "link",
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.release = bt_link_release,
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};
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/*
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* The rfcomm tty device will possibly retain even when conn
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* is down, and sysfs doesn't support move zombie device,
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* so we should move the device before conn device is destroyed.
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*/
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static int __match_tty(struct device *dev, void *data)
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{
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return !strncmp(dev_name(dev), "rfcomm", 6);
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}
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void hci_conn_init_sysfs(struct hci_conn *conn)
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{
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struct hci_dev *hdev = conn->hdev;
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BT_DBG("conn %p", conn);
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conn->dev.type = &bt_link;
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conn->dev.class = bt_class;
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conn->dev.parent = &hdev->dev;
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device_initialize(&conn->dev);
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}
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void hci_conn_add_sysfs(struct hci_conn *conn)
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{
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struct hci_dev *hdev = conn->hdev;
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BT_DBG("conn %p", conn);
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dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
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if (device_add(&conn->dev) < 0) {
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bt_dev_err(hdev, "failed to register connection device");
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return;
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}
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hci_dev_hold(hdev);
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}
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void hci_conn_del_sysfs(struct hci_conn *conn)
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{
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struct hci_dev *hdev = conn->hdev;
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if (!device_is_registered(&conn->dev))
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return;
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while (1) {
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struct device *dev;
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dev = device_find_child(&conn->dev, NULL, __match_tty);
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if (!dev)
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break;
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device_move(dev, NULL, DPM_ORDER_DEV_LAST);
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put_device(dev);
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}
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device_del(&conn->dev);
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hci_dev_put(hdev);
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}
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static void bt_host_release(struct device *dev)
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{
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struct hci_dev *hdev = to_hci_dev(dev);
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if (hci_dev_test_flag(hdev, HCI_UNREGISTER))
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hci_release_dev(hdev);
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module_put(THIS_MODULE);
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}
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static const struct device_type bt_host = {
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.name = "host",
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.release = bt_host_release,
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};
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void hci_init_sysfs(struct hci_dev *hdev)
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{
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struct device *dev = &hdev->dev;
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dev->type = &bt_host;
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dev->class = bt_class;
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__module_get(THIS_MODULE);
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device_initialize(dev);
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}
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int __init bt_sysfs_init(void)
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{
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bt_class = class_create(THIS_MODULE, "bluetooth");
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return PTR_ERR_OR_ZERO(bt_class);
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}
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void bt_sysfs_cleanup(void)
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{
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class_destroy(bt_class);
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}
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