提交 a9d9e46c 编写于 作者: B Benjamin Tissoires 提交者: Jiri Kosina

Revert "HID: logitech-hidpp: Enable HID++ for all the Logitech Bluetooth devices"

This reverts commit 532223c8.

As reported in [0], hid-logitech-hidpp now binds on all bluetooth mice,
but there are corner cases where hid-logitech-hidpp just gives up on
the mouse. This leads the end user with a dead mouse.

Given that we are at -rc8, we are definitively too late to find a proper
fix. We already identified 2 issues less than 24 hours after the bug
report. One in that ->match() was never designed to be used anywhere else
than in hid-generic, and the other that hid-logitech-hidpp has corner
cases where it gives up on devices it is not supposed to.

So we have no choice but postpone this patch to the next kernel release.

[0] https://lore.kernel.org/linux-input/CAJZ5v0g-_o4AqMgNwihCb0jrwrcJZfRrX=jv8aH54WNKO7QB8A@mail.gmail.com/Reported-by: NRafael J . Wysocki <rjw@rjwysocki.net>
Signed-off-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>
上级 40f2432b
......@@ -4269,21 +4269,6 @@ static void hidpp_remove(struct hid_device *hdev)
mutex_destroy(&hidpp->send_mutex);
}
static const struct hid_device_id unhandled_hidpp_devices[] = {
/* Logitech Harmony Adapter for PS3, handled in hid-sony */
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
/* Handled in hid-generic */
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DINOVO_EDGE_KBD) },
{}
};
static bool hidpp_match(struct hid_device *hdev,
bool ignore_special_driver)
{
/* Refuse to handle devices handled by other HID drivers */
return !hid_match_id(hdev, unhandled_hidpp_devices);
}
#define LDJ_DEVICE(product) \
HID_DEVICE(BUS_USB, HID_GROUP_LOGITECH_DJ_DEVICE, \
USB_VENDOR_ID_LOGITECH, (product))
......@@ -4376,9 +4361,6 @@ static const struct hid_device_id hidpp_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb01e) },
{ /* MX Master 3 mouse over Bluetooth */
HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb023) },
{ /* And try to enable HID++ for all the Logitech Bluetooth devices */
HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_ANY, USB_VENDOR_ID_LOGITECH, HID_ANY_ID) },
{}
};
......@@ -4392,7 +4374,6 @@ static const struct hid_usage_id hidpp_usages[] = {
static struct hid_driver hidpp_driver = {
.name = "logitech-hidpp-device",
.id_table = hidpp_devices,
.match = hidpp_match,
.report_fixup = hidpp_report_fixup,
.probe = hidpp_probe,
.remove = hidpp_remove,
......
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