From patchwork Fri Jun 23 08:21:58 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Belgazal, Netanel" X-Patchwork-Id: 779862 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3wvBLV0sM6z9s3T for ; Fri, 23 Jun 2017 18:24:02 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=amazon.com header.i=@amazon.com header.b="OL5nSF0C"; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754132AbdFWIXf (ORCPT ); Fri, 23 Jun 2017 04:23:35 -0400 Received: from smtp-fw-4101.amazon.com ([72.21.198.25]:12125 "EHLO smtp-fw-4101.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754079AbdFWIXc (ORCPT ); Fri, 23 Jun 2017 04:23:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1498206212; x=1529742212; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=Z3TkQL60ANoK+I2//4HBsI86amw/ak6Wlk3Stz3oAWw=; b=OL5nSF0C9Uloi3ml6F/617EBCfJZytM2QfoPEfXRrNASJip5p1bJbX9m q8xu1a6mlIV79bWQCTHx53C88+Na44K7em/NQiMANF9cw+MIsUPMwnvy9 +NL/EN6Iy4t6WFcIeMA8VeRnSh79q7zc/U/Z88nEuC1PE82MC1/3Bn1oR w=; X-IronPort-AV: E=Sophos;i="5.39,377,1493683200"; d="scan'208";a="676717842" Received: from iad12-co-svc-p1-lb1-vlan3.amazon.com (HELO email-inbound-relay-71001.iad55.amazon.com) ([10.43.8.6]) by smtp-border-fw-out-4101.iad4.amazon.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 23 Jun 2017 08:23:10 +0000 Received: from EX13MTAUEB001.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan3.iad.amazon.com [10.40.159.166]) by email-inbound-relay-71001.iad55.amazon.com (8.14.7/8.14.7) with ESMTP id v5N8N6IW003523 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=FAIL); Fri, 23 Jun 2017 08:23:07 GMT Received: from EX13D08UEB001.ant.amazon.com (10.43.60.245) by EX13MTAUEB001.ant.amazon.com (10.43.60.129) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Fri, 23 Jun 2017 08:23:02 +0000 Received: from EX13MTAUEB001.ant.amazon.com (10.43.60.96) by EX13D08UEB001.ant.amazon.com (10.43.60.245) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Fri, 23 Jun 2017 08:23:02 +0000 Received: from ud481d781358959019aec.amazon.com (10.85.95.131) by mail-relay.amazon.com (10.43.60.129) with Microsoft SMTP Server id 15.0.1104.5 via Frontend Transport; Fri, 23 Jun 2017 08:22:59 +0000 From: To: , CC: Netanel Belgazal , , , , , , , , Subject: [PATCH V2 net-next 09/11] net: ena: use lower_32_bits()/upper_32_bits() to split dma address Date: Fri, 23 Jun 2017 11:21:58 +0300 Message-ID: <1498206120-13805-10-git-send-email-netanel@amazon.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498206120-13805-1-git-send-email-netanel@amazon.com> References: <1498206120-13805-1-git-send-email-netanel@amazon.com> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Netanel Belgazal In ena_com_mem_addr_set(), use the above functions to split dma address to the lower 32 bits and the higher 16 bits. Signed-off-by: Netanel Belgazal --- drivers/net/ethernet/amazon/ena/ena_com.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c index f6e1d30523a6..52beba8c7a39 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -99,8 +99,8 @@ static inline int ena_com_mem_addr_set(struct ena_com_dev *ena_dev, return -EINVAL; } - ena_addr->mem_addr_low = (u32)addr; - ena_addr->mem_addr_high = (u64)addr >> 32; + ena_addr->mem_addr_low = lower_32_bits(addr); + ena_addr->mem_addr_high = (u16)upper_32_bits(addr); return 0; }