From patchwork Wed Sep 28 13:05:39 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felipe Balbi X-Patchwork-Id: 37236 X-Patchwork-Delegate: laurent.pinchart@ideasonboard.com Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bpEaQ-00076s-RV; Wed, 28 Sep 2016 13:07:46 +0000 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.84_2/mailfrontend-8) with esmtp id 1bpEaO-0006UG-lc; Wed, 28 Sep 2016 15:07:46 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932626AbcI1NHm (ORCPT + 1 other); Wed, 28 Sep 2016 09:07:42 -0400 Received: from mga09.intel.com ([134.134.136.24]:19506 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932613AbcI1NHk (ORCPT ); Wed, 28 Sep 2016 09:07:40 -0400 Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga102.jf.intel.com with ESMTP; 28 Sep 2016 06:07:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.30,410,1470726000"; d="scan'208";a="174116532" Received: from pipin.fi.intel.com (HELO localhost) ([10.237.68.37]) by fmsmga004.fm.intel.com with ESMTP; 28 Sep 2016 06:07:18 -0700 From: Felipe Balbi To: Linux USB Cc: Felipe Balbi , Laurent Pinchart , Mauro Carvalho Chehab , linux-media@vger.kernel.org Subject: [RFC/PATCH 30/45] media: usb: uvc: remove unnecessary & operation Date: Wed, 28 Sep 2016 16:05:39 +0300 Message-Id: <20160928130554.29790-31-felipe.balbi@linux.intel.com> X-Mailer: git-send-email 2.10.0.440.g21f862b In-Reply-To: <20160928130554.29790-1-felipe.balbi@linux.intel.com> References: <20160928130554.29790-1-felipe.balbi@linux.intel.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-PMX-Version: 6.0.0.2142326, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2016.9.28.130015 X-PMX-Spam: Gauge=IIIIIIII, Probability=8%, Report=' MULTIPLE_RCPTS 0.1, HTML_00_01 0.05, HTML_00_10 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_1100_1199 0, BODY_SIZE_2000_LESS 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 0, IN_REP_TO 0, LEGITIMATE_NEGATE 0, LEGITIMATE_SIGNS 0, MSG_THREAD 0, MULTIPLE_REAL_RCPTS 0, NO_URI_HTTPS 0, REFERENCES 0, SINGLE_URI_IN_BODY 0, URI_ENDS_IN_HTML 0, __ANY_URI 0, __CC_NAME 0, __CC_NAME_DIFF_FROM_ACC 0, __CC_REAL_NAMES 0, __CP_URI_IN_BODY 0, __DATE_TZ_RU 0, __FROM_DOMAIN_IN_ANY_CC2 0, __FROM_DOMAIN_IN_RCPT 0, __HAS_CC_HDR 0, __HAS_FROM 0, __HAS_MSGID 0, __HAS_X_MAILER 0, __HAS_X_MAILING_LIST 0, __IN_REP_TO 0, __MIME_TEXT_ONLY 0, __MIME_TEXT_P 0, __MIME_TEXT_P1 0, __MULTIPLE_RCPTS_CC_X2 0, __REFERENCES 0, __SANE_MSGID 0, __SINGLE_URI_TEXT 0, __SUBJ_ALPHA_END 0, __TO_MALFORMED_2 0, __TO_NAME 0, __TO_NAME_DIFF_FROM_ACC 0, __TO_REAL_NAMES 0, __URI_IN_BODY 0, __URI_NO_WWW 0, __URI_NS , __URI_WITH_PATH 0' Now that usb_endpoint_maxp() only returns the lowest 11 bits from wMaxPacketSize, we can remove the & operation from this driver. Cc: Laurent Pinchart Cc: Mauro Carvalho Chehab Cc: Signed-off-by: Felipe Balbi Acked-by: Laurent Pinchart --- drivers/media/usb/uvc/uvc_video.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index 11e0e5f4e1c2..f3c1c852e401 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1553,7 +1553,7 @@ static int uvc_init_video_bulk(struct uvc_streaming *stream, u16 psize; u32 size; - psize = usb_endpoint_maxp(&ep->desc) & 0x7ff; + psize = usb_endpoint_maxp(&ep->desc); size = stream->ctrl.dwMaxPayloadTransferSize; stream->bulk.max_payload_size = size;