From patchwork Fri Oct 20 07:25:27 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jaejoong Kim X-Patchwork-Id: 10019011 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 244A1602CB for ; Fri, 20 Oct 2017 07:25:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1735D28EAC for ; Fri, 20 Oct 2017 07:25:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0C18628ECB; Fri, 20 Oct 2017 07:25:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C0C2728EAC for ; Fri, 20 Oct 2017 07:25:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752098AbdJTHZp (ORCPT ); Fri, 20 Oct 2017 03:25:45 -0400 Received: from mail-pf0-f195.google.com ([209.85.192.195]:43997 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752193AbdJTHZn (ORCPT ); Fri, 20 Oct 2017 03:25:43 -0400 Received: by mail-pf0-f195.google.com with SMTP id a8so9830902pfc.0 for ; Fri, 20 Oct 2017 00:25:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=n9+9SDaLk/yvM1JdUnioeKvNQOz5LVjbJyM+cvTlej0=; b=lECq6cOsDqSCVEjZLMwLJ11oYePrdsx1G+qrko278ITlzuH7JB08Kd5j3OtxFRyAQP 1UCymagcsKPSZ5ug1r7KhbnQe8GlwVaUhOP1k9kDXHlxJRrtxge3ZDme7GMK/eXkKZVH EPRzV5ydfEeriRRWYh3o+wOagRaFF7bv+MUjIOzHfM0S6KGzehtgze4YgW3k4xPECGlO rVMmFdJoPg6qdh0ORTuMwmfUQ4WuqPApBEf28BvHlt33CkhbDRt6I9IeXCDEvre5VQTJ MJ/j8+uu05n3O9lYodpxgrX3AYATuWdt8TqOzu7cNFA+dLQCOHUwJqgX90pJmWSPrCjG y+OQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=n9+9SDaLk/yvM1JdUnioeKvNQOz5LVjbJyM+cvTlej0=; b=KstutSP5kuNHCxWyQA46lZu8oMCnm+1sLTbzA2VxabBhwMmVLufqtRUL5+2csvJDcy IBFqk8nqL25diwjuv482RJozKKoJ5On3tdG/ZdafaSX9d7YWgqD/+C+8YIqHw4eJJ4pR bwhvsPYzY1Qm/cv9DPVnfi7SUkRb3M4B4FtWLUe8f6KJJriVGEu+/YSdpfM7eMrKa3Bf 8TVay/rkrU/2xE3x+XS5euaIdpY3RhX5ViWrf3YbmRTOZCc2fxljAu1M5D/RKvh9bg93 tmk0I5sQpvqppLTwbihzwYTjn2zf381K3k4ava6o0qKvaN37qcsqGu02XHUOXx5EfWr6 1QlA== X-Gm-Message-State: AMCzsaVhzYaZwlmRrQD0zRi3fFX/otXVJIVNB2gQwINtThUWu+L+4O7G s38hci8cokAnpQkiOqBBAw0= X-Google-Smtp-Source: ABhQp+TOcgw0EezOwOmEyedHAkoC/M/ha3oBzwQ0k9QiHkA9FofGn9FixXGwuWCQ4C9WpQUzn6TsYg== X-Received: by 10.101.80.70 with SMTP id k6mr3688615pgo.149.1508484342380; Fri, 20 Oct 2017 00:25:42 -0700 (PDT) Received: from climb.lge.net ([27.122.242.65]) by smtp.gmail.com with ESMTPSA id t78sm637847pgb.93.2017.10.20.00.25.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 20 Oct 2017 00:25:41 -0700 (PDT) From: Jaejoong Kim To: Laurent Pinchart , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, Jaejoong Kim Subject: [PATCH 1/2] media: usb: uvc: remove duplicate & operation Date: Fri, 20 Oct 2017 16:25:27 +0900 Message-Id: <1508484328-11018-2-git-send-email-climbbb.kim@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1508484328-11018-1-git-send-email-climbbb.kim@gmail.com> References: <1508484328-11018-1-git-send-email-climbbb.kim@gmail.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP usb_endpoint_maxp() has an inline keyword and searches for bits[10:0] by & operation with 0x7ff. So, we can remove the duplicate & operation with 0x7ff. Signed-off-by: Jaejoong Kim Reviewed-by: Laurent Pinchart --- drivers/media/usb/uvc/uvc_video.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index fb86d6a..f4ace63 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1469,13 +1469,13 @@ static unsigned int uvc_endpoint_max_bpi(struct usb_device *dev, case USB_SPEED_HIGH: psize = usb_endpoint_maxp(&ep->desc); mult = usb_endpoint_maxp_mult(&ep->desc); - return (psize & 0x07ff) * mult; + return psize * mult; case USB_SPEED_WIRELESS: psize = usb_endpoint_maxp(&ep->desc); return psize; default: psize = usb_endpoint_maxp(&ep->desc); - return psize & 0x07ff; + return psize; } }