From patchwork Mon Nov 14 11:28:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 624741 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7B175C433FE for ; Mon, 14 Nov 2022 11:29:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235879AbiKNL32 (ORCPT ); Mon, 14 Nov 2022 06:29:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236119AbiKNL2v (ORCPT ); Mon, 14 Nov 2022 06:28:51 -0500 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AA49EB40; Mon, 14 Nov 2022 03:28:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1668425305; x=1699961305; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=cbHRKiBhBcfb/glMiq5EVCvPmL/FExuknALj1+3+vrE=; b=cYOZiq3GNj6IK/9GV/Slolw47SRvKzDvdwsN2J91Lw7WaIt30QhNgKqT 1u7UslYArshZRUr4dHR1rX2AWNEK2nMC9lq4bqObq7ZSdJtY7UsREkbDB 7hC7+Bi3ftM2a1ftHQj2H+Ag3nQSLwgvwcZHbyWz/9lr/jZLuBm3NXQTC WnY0qcBAKdoZ4SJgoHe7ZCPurbkoOc7QmxbxqaPtD3CQ3WEg/7prEwnyi KYaOz9CHypDSQmeGQ31iYqAu3FM7h98MsGl7VMBcS5PNlCmN69ApZZ4z8 EcRlCvRBUgdZyzkDp98JDrN2657M4/yNRWbwdVK1TsWlrmkawejie2b+O g==; X-IronPort-AV: E=McAfee;i="6500,9779,10530"; a="374074730" X-IronPort-AV: E=Sophos;i="5.96,161,1665471600"; d="scan'208";a="374074730" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2022 03:28:22 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10530"; a="616278554" X-IronPort-AV: E=Sophos;i="5.96,161,1665471600"; d="scan'208";a="616278554" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga006.jf.intel.com with ESMTP; 14 Nov 2022 03:28:19 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 35D382F3; Mon, 14 Nov 2022 13:28:44 +0200 (EET) From: Andy Shevchenko To: Jakob Koschel , Andy Shevchenko , Greg Kroah-Hartman , Mathias Nyman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Kevin Cernekee , Mathias Nyman , Andrew Morton Subject: [PATCH v1 3/4] usb: gadget: udc: bcm63xx: Convert to use list_count() Date: Mon, 14 Nov 2022 13:28:41 +0200 Message-Id: <20221114112842.38565-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221114112842.38565-1-andriy.shevchenko@linux.intel.com> References: <20221114112842.38565-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The list API now provides the list_count() to help with counting existing nodes in the list. Uilise it. Signed-off-by: Andy Shevchenko --- drivers/usb/gadget/udc/bcm63xx_udc.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/usb/gadget/udc/bcm63xx_udc.c b/drivers/usb/gadget/udc/bcm63xx_udc.c index 2cdb07905bde..0762e49e85f8 100644 --- a/drivers/usb/gadget/udc/bcm63xx_udc.c +++ b/drivers/usb/gadget/udc/bcm63xx_udc.c @@ -2172,7 +2172,6 @@ static int bcm63xx_iudma_dbg_show(struct seq_file *s, void *p) for (ch_idx = 0; ch_idx < BCM63XX_NUM_IUDMA; ch_idx++) { struct iudma_ch *iudma = &udc->iudma[ch_idx]; - struct list_head *pos; seq_printf(s, "IUDMA channel %d -- ", ch_idx); switch (iudma_defaults[ch_idx].ep_type) { @@ -2205,14 +2204,10 @@ static int bcm63xx_iudma_dbg_show(struct seq_file *s, void *p) seq_printf(s, " desc: %d/%d used", iudma->n_bds_used, iudma->n_bds); - if (iudma->bep) { - i = 0; - list_for_each(pos, &iudma->bep->queue) - i++; - seq_printf(s, "; %d queued\n", i); - } else { + if (iudma->bep) + seq_printf(s, "; %zu queued\n", list_count(&iudma->bep->queue)); + else seq_printf(s, "\n"); - } for (i = 0; i < iudma->n_bds; i++) { struct bcm_enet_desc *d = &iudma->bd_ring[i];