From patchwork Fri Mar 9 06:27:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 10269769 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 AA8CB602BD for ; Fri, 9 Mar 2018 06:27:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9168D29760 for ; Fri, 9 Mar 2018 06:27:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 84CC329876; Fri, 9 Mar 2018 06:27:54 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E216029760 for ; Fri, 9 Mar 2018 06:27:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=cA1HXQR88bmn2EHQtC9YAD7NVhxElarcioZG8NeeE9M=; b=rAo iQnBPq+37yhs0Kp9WaPOr41swo0NSSEpMp2rlDNxa191DAY5qLlm5GiAzh4KA03/1lB3W3iFvAbwn I0esee7vpJipvCuwnXGJ3nTePg6WXyKwokNyKHyYreAsTRWA2+YeYEya6KZh2uTuViWZbrNun4bzq AS1qeGXhXwamkbk0DO9Grb2FEYhugJJdAUhXDoQBU1PjtAtSLO8vq7772ONcr6EwRSHxGyCNtikCU 2GsNdQEUnRHfj8rJLccNakreATwyZcrqPuC6nSztaixI7vVSdlBneOcvgjLflvncA4y9HY8lT/VyB D3mo3RCj6/QipV4/YKJ2IShhYAFWVSg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1euBVK-0002BJ-73; Fri, 09 Mar 2018 06:27:46 +0000 Received: from mx.socionext.com ([202.248.49.38]) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1euBVF-00029u-K2 for linux-arm-kernel@lists.infradead.org; Fri, 09 Mar 2018 06:27:43 +0000 Received: from unknown (HELO kinkan-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 09 Mar 2018 15:27:27 +0900 Received: from mail.mfilter.local (m-filter-1 [10.213.24.61]) by kinkan-ex.css.socionext.com (Postfix) with ESMTP id 0B5B618009B; Fri, 9 Mar 2018 15:27:28 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Fri, 9 Mar 2018 15:28:06 +0900 Received: from plum.e01.socionext.com (unknown [10.213.132.32]) by kinkan.css.socionext.com (Postfix) with ESMTP id 7509E1A159F; Fri, 9 Mar 2018 15:27:27 +0900 (JST) From: Kunihiko Hayashi To: netdev@vger.kernel.org, David Miller , Andrew Lunn , Florian Fainelli Subject: [PATCH] net: ethernet: ave: enable Rx drop interrupt Date: Fri, 9 Mar 2018 15:27:20 +0900 Message-Id: <1520576840-17566-1-git-send-email-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.7.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180308_222741_852158_97FDD889 X-CRM114-Status: GOOD ( 13.84 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Masahiro Yamada , Kunihiko Hayashi , Masami Hiramatsu , linux-arm-kernel@lists.infradead.org, Jassi Brar MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This enables AVE_GI_RXDROP interrupt factor. This factor indicates depletion of Rx descriptors and the handler counts the number of dropped packets. Signed-off-by: Kunihiko Hayashi --- drivers/net/ethernet/socionext/sni_ave.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/socionext/sni_ave.c b/drivers/net/ethernet/socionext/sni_ave.c index b247707..043eb55 100644 --- a/drivers/net/ethernet/socionext/sni_ave.c +++ b/drivers/net/ethernet/socionext/sni_ave.c @@ -1349,7 +1349,7 @@ static int ave_open(struct net_device *ndev) val |= AVE_IIRQC_EN0 | (AVE_INTM_COUNT << 16); writel(val, priv->base + AVE_IIRQC); - val = AVE_GI_RXIINT | AVE_GI_RXOVF | AVE_GI_TX; + val = AVE_GI_RXIINT | AVE_GI_RXOVF | AVE_GI_TX | AVE_GI_RXDROP; ave_irq_restore(ndev, val); napi_enable(&priv->napi_rx);