From patchwork Wed Nov 23 14:49:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13053771 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8B4C6C433FE for ; Wed, 23 Nov 2022 14:49:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D73B910E56C; Wed, 23 Nov 2022 14:49:42 +0000 (UTC) Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4914610E565; Wed, 23 Nov 2022 14:49:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1669214952; x=1700750952; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=yNdh/hk4prTZOSg8R5rGTM68n79WKoKNAojMOq62B0c=; b=Kvg0AP4UY358dpDgJDZEWma9ql/q39sFfEyD+KkhQS7PbE0b1+trDHs/ Yr8a/t9Xibxrzs36qRToPA0W8FLgKv0wmXR3k99r+6fsBQtwlLjw7JFpb UR/XUXyZrKH+C/w+/DFbE0viosSOpHinhXQ2vcxVNDjTHRa5rGKUf1htR xaNqeJpz+mSBwioyAgqgQ4qO5P3qP4RPfmpsHe5JJeA+jEg5rqNZvJaTV 1m2ZLThQwdWDDtQP8unRU6OZJlpjK0oLvGmSrzzzM4cGwlDPplJp/3Kaa J96sIeJ51qg0laE05HUXpUTJIhV70DZB5HGcSAWAg/C0KH0LTsdye2mY6 g==; X-IronPort-AV: E=McAfee;i="6500,9779,10540"; a="376225207" X-IronPort-AV: E=Sophos;i="5.96,187,1665471600"; d="scan'208";a="376225207" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Nov 2022 06:48:49 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10540"; a="635936971" X-IronPort-AV: E=Sophos;i="5.96,187,1665471600"; d="scan'208";a="635936971" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 23 Nov 2022 06:48:37 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id A0A95184; Wed, 23 Nov 2022 16:49:03 +0200 (EET) From: Andy Shevchenko To: Jakob Koschel , Andy Shevchenko , Greg Kroah-Hartman , Mathias Nyman , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org Subject: [PATCH v4 3/4] usb: gadget: udc: bcm63xx: Convert to use list_count() Date: Wed, 23 Nov 2022 16:49:00 +0200 Message-Id: <20221123144901.40493-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221123144901.40493-1-andriy.shevchenko@linux.intel.com> References: <20221123144901.40493-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tvrtko Ursulin , Kevin Cernekee , Mathias Nyman , Hans de Goede , Rodrigo Vivi Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The list API now provides the list_count() to help with counting existing nodes in the list. Utilise it. Signed-off-by: Andy Shevchenko --- v4: no change v3: no change v2: no change 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];