From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65553C43441 for ; Thu, 29 Nov 2018 14:14:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2CFB221104 for ; Thu, 29 Nov 2018 14:14:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="zh6l6yS/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2CFB221104 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729111AbeK3BTr (ORCPT ); Thu, 29 Nov 2018 20:19:47 -0500 Received: from mail.kernel.org ([198.145.29.99]:40480 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728198AbeK3BTr (ORCPT ); Thu, 29 Nov 2018 20:19:47 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 79B1C208E7; Thu, 29 Nov 2018 14:14:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1543500856; bh=KXjsSbcaILZE7AuSfoXyyuP3oG4dpxFHZTllPS2ZW4A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zh6l6yS/TzB1T+l5TnnLAs8n6ON7VSQWD8feYK88TGpOGf5XXO6OfcOKNsSG7TXCr Fb2hwLEloDmLvS61EnPh4Og9vv81uHu+WnSJWhgh18K2KuknF16tasDNLTLyMqdaBs qVSlfjQGKgbu+GD1K7w8Cxw62DssKLeveLN6g1Cs= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Pavel Rojtberg , Dmitry Torokhov , Sasha Levin Subject: [PATCH 3.18 26/83] Input: xpad - clarify LED enumeration Date: Thu, 29 Nov 2018 15:11:44 +0100 Message-Id: <20181129140139.484218666@linuxfoundation.org> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181129140138.002176596@linuxfoundation.org> References: <20181129140138.002176596@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.18-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 1f6f02b728eef0d937d5138ae60dbf8fbd045f3e ] Rename led_no -> pad_nr: the number stored there is not the LED number - it gets translated later on to a LED number in xpad_identify_controller; Signed-off-by: Pavel Rojtberg Signed-off-by: Dmitry Torokhov Signed-off-by: Sasha Levin --- drivers/input/joystick/xpad.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index e9a2e2d89772..60ebd78a49a6 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -347,7 +347,7 @@ struct usb_xpad { int mapping; /* map d-pad to buttons or to axes */ int xtype; /* type of xbox device */ - unsigned long led_no; /* led to lit on xbox360 controllers */ + unsigned long pad_nr; /* the order x360 pads were attached */ }; /* @@ -359,7 +359,6 @@ struct usb_xpad { * The used report descriptor was taken from ITO Takayukis website: * http://euc.jp/periphs/xbox-controller.ja.html */ - static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) { struct input_dev *dev = xpad->dev; @@ -508,7 +507,6 @@ static void xpad_identify_controller(struct usb_xpad *xpad); * 01.1 - Pad state (Bytes 4+) valid * */ - static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) { /* Presence change */ @@ -893,6 +891,7 @@ struct xpad_led { }; /** + * set the LEDs on Xbox360 / Wireless Controllers * @param command * 0: off * 1: all blink, then previous setting @@ -945,10 +944,13 @@ static void xpad_send_led_command(struct usb_xpad *xpad, int command) mutex_unlock(&xpad->odata_mutex); } +/* + * Light up the segment corresponding to the pad number on + * Xbox 360 Controllers. + */ static void xpad_identify_controller(struct usb_xpad *xpad) { - /* Light up the segment corresponding to controller number */ - xpad_send_led_command(xpad, (xpad->led_no % 4) + 2); + xpad_send_led_command(xpad, (xpad->pad_nr % 4) + 2); } static void xpad_led_set(struct led_classdev *led_cdev, @@ -974,9 +976,9 @@ static int xpad_led_probe(struct usb_xpad *xpad) if (!led) return -ENOMEM; - xpad->led_no = atomic_inc_return(&led_seq); + xpad->pad_nr = atomic_inc_return(&led_seq); - snprintf(led->name, sizeof(led->name), "xpad%lu", xpad->led_no); + snprintf(led->name, sizeof(led->name), "xpad%lu", xpad->pad_nr); led->xpad = xpad; led_cdev = &led->led_cdev; -- 2.17.1