From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: [PATCH v2 0/8] HID: Consolidate serializing ope/close in transport drivers Date: Tue, 6 Jun 2017 23:59:30 -0700 Message-ID: <20170607065938.33332-1-dmitry.torokhov@gmail.com> Return-path: Received: from mail-pg0-f67.google.com ([74.125.83.67]:36442 "EHLO mail-pg0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751008AbdFGG7k (ORCPT ); Wed, 7 Jun 2017 02:59:40 -0400 Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Jiri Kosina , Benjamin Tissoires Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman This originally came about as report of uhid sending duplicate open and premature close when hidraw was used alongside of input. After looking at the drivers I think we should consolidate user tracking inside of the HID core. While implementing this, there were a few cleanups as well. V2: - added greybus hid changes - added error handling in hiddev around hid_hw_open which is __much_check Dmitry Torokhov (8): HID: hiddev: use hid_hw_open/close instead of usbhid_open/close HID: hiddev: use hid_hw_power instead of usbhid_get/put_power HID: usbhid: do not rely on hid->open when deciding to do IO HID: serialize hid_hw_open and hid_hw_close HID: i2c-hid: remove custom locking from i2c_hid_open/close HID: usbhid: remove custom locking from usbhid_open/close greybus: hid: remove custom locking from gb_hid_open/close HID: remove no longer used hid->open field drivers/hid/hid-core.c | 89 +++++++++++++++++++++++++ drivers/hid/i2c-hid/i2c-hid.c | 32 +++------ drivers/hid/usbhid/hid-core.c | 150 ++++++++++++++++++++---------------------- drivers/hid/usbhid/hiddev.c | 24 +++---- drivers/hid/usbhid/usbhid.h | 15 +++-- drivers/staging/greybus/hid.c | 43 ++++-------- include/linux/hid.h | 73 +++----------------- 7 files changed, 214 insertions(+), 212 deletions(-) Thanks. -- Dmitry