From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751238AbdEaU74 (ORCPT ); Wed, 31 May 2017 16:59:56 -0400 Received: from mail-pf0-f196.google.com ([209.85.192.196]:34185 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751135AbdEaU7x (ORCPT ); Wed, 31 May 2017 16:59:53 -0400 From: Dmitry Torokhov To: Jiri Kosina , Benjamin Tissoires Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/7] HID: Consolidate serializing ope/close in transport drivers Date: Wed, 31 May 2017 13:59:44 -0700 Message-Id: <20170531205951.30852-1-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.13.0.506.g27d5fe0cd-goog Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 shoud consolidate user tracking inside of the HID core. While implementing this, there were a few cleanups as well. Dmitry Torokhov (7): 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 i2c_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 | 12 ++-- drivers/hid/usbhid/usbhid.h | 15 +++-- include/linux/hid.h | 73 +++----------------- 6 files changed, 194 insertions(+), 177 deletions(-) Thanks. -- Dmitry