From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-5.7 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 38A607D2F0 for ; Fri, 23 Aug 2019 12:42:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394837AbfHWMmI (ORCPT ); Fri, 23 Aug 2019 08:42:08 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:46026 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2393272AbfHWMmI (ORCPT ); Fri, 23 Aug 2019 08:42:08 -0400 Received: from laptop.home (unknown [IPv6:2a01:cb19:8ad6:900:42dd:dd1c:19ee:7c60]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: aragua) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 6DA8528C1A1; Fri, 23 Aug 2019 13:42:05 +0100 (BST) From: Fabien Lahoudere Cc: gwendal@chromium.org, egranata@chromium.org, kernel@collabora.com, Fabien Lahoudere , William Breathitt Gray , Jonathan Corbet , Benson Leung , Enric Balletbo i Serra , Guenter Roeck , Jonathan Cameron , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Lee Jones , Mauro Carvalho Chehab , "David S. Miller" , Greg Kroah-Hartman , Nicolas Ferre , Nick Vaccaro , linux-iio@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/1] counter: cros_ec: Add sync sensor driver Date: Fri, 23 Aug 2019 14:41:26 +0200 Message-Id: X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Some chromebook EC provides a counter to get all vsync coming from the back camera. This series introduces a patch coming from chromebook kernel 4.4 designed as an IIO counter. As IIO counter will be deprecated in favor of counter, I rebase the original patch and support the new counter API. The serie need to be merged after https://lkml.org/lkml/2019/7/9/305 Changes since v1: - Drop code related to IIO_COUNT - Add external attribute to the counter driver - Add cros_ec_sensors_sync.c to MAINTAINERS file Gwendal Grignou (1): counter: cros_ec: Add synchronization sensor Documentation/driver-api/generic-counter.rst | 3 + MAINTAINERS | 7 + drivers/counter/Kconfig | 9 + drivers/counter/Makefile | 1 + drivers/counter/counter.c | 2 + drivers/counter/cros_ec_sensors_sync.c | 208 ++++++++++++++++++ .../cros_ec_sensors/cros_ec_sensors_core.c | 1 + drivers/mfd/cros_ec_dev.c | 3 + include/linux/counter.h | 1 + 9 files changed, 235 insertions(+) create mode 100644 drivers/counter/cros_ec_sensors_sync.c -- 2.20.1