Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934789AbcKDODQ (ORCPT ); Fri, 4 Nov 2016 10:03:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47336 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933631AbcKDODO (ORCPT ); Fri, 4 Nov 2016 10:03:14 -0400 Date: Fri, 4 Nov 2016 15:03:08 +0100 From: Benjamin Tissoires To: "Ooi, Joyce" Cc: Jiri Kosina , Jonathan Cameron , Srinivas Pandruvada , linux-input@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Kweh Hock Leong , Ong Boon Leong , Lay Kuan Loon Subject: Re: [PATCH] hid: sensor: fix input and feature attributes in HID sensor custom sysfs interface Message-ID: <20161104140308.GC20334@mail.corp.redhat.com> References: <1478170515-24436-1-git-send-email-joyce.ooi@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1478170515-24436-1-git-send-email-joyce.ooi@intel.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Fri, 04 Nov 2016 14:03:13 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 883 Lines: 16 On Nov 03 2016 or thereabouts, Ooi, Joyce wrote: > User is unable to access to input-X-yyy and feature-X-yyy where > X is a hex value and more than 9 (e.g. input-a-yyy, feature-b-yyy) in HID > sensor custom sysfs interface. > This is because when creating the attribute, the attribute index is > written to using %x (hex). However, when reading and writing values into > the attribute, the attribute index is scanned using %d (decimal). Hence, > user is unable to access to attributes with index in hex values > (e.g. 'a', 'b', 'c') but able to access to attributes with index in > decimal values (e.g. 1, 2, 3,..). > This fix will change input-%d-%x-%s and feature-%d-%x-%s to input-%x-%x-%s > and feature-%x-%x-%s in show_values() and store_values() accordingly. > > Signed-off-by: Ooi, Joyce Reviewed-by: Benjamin Tissoires