From patchwork Wed Sep 19 12:36:02 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurentiu Tudor X-Patchwork-Id: 10605785 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6D92B1390 for ; Wed, 19 Sep 2018 12:42:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 614702C08E for ; Wed, 19 Sep 2018 12:42:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 558BD2C0A1; Wed, 19 Sep 2018 12:42:39 +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=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE 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 E8E5B2C08E for ; Wed, 19 Sep 2018 12:42:38 +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:References: In-Reply-To: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:List-Owner; bh=nU5NHbmi6ptx/kVjpxKADpmd7ktWHOKM+R3AkALCTiE=; b=ZcUxtIOkGroSrZ2rFedf9nnrJD v+xGtuLfImoXpSTpl0GIGg4XXOZ1QkpEsZCiqdfT7aF0ksHpsWHC9TzaUDcIjhMSLAq2kAXA5c3+H lDiIrYLwp2JlRAO03AzLK+AZklRYrebSGDBcdmWzTU1VqemzwBatFjznGJzX/S6L5LaCip+wWxDKo FRFr2iDU8GKd+bhQ1C99MQ0IqwKmaP2le43el8/vzMCjuKUS2UKWu9J+BfH01mzPthkFbB7Eprvqk TjiiX3VARebBbM1G/PrCOiRxx1ydFzn6IU8ua9PI4LlSRefHL6EGo0m6qFCDBAA8iw5Wtl2PDMiy+ udmF4Fdw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1g2boK-0001sS-DN; Wed, 19 Sep 2018 12:42:28 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g2bio-0006jC-UQ for linux-arm-kernel@lists.infradead.org; Wed, 19 Sep 2018 12:37:00 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id AC1DF1A0201; Wed, 19 Sep 2018 14:36:35 +0200 (CEST) Received: from inva024.eu-rdc02.nxp.com (inva024.eu-rdc02.nxp.com [134.27.226.22]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 9FD3C1A0200; Wed, 19 Sep 2018 14:36:35 +0200 (CEST) Received: from fsr-ub1864-101.ea.freescale.net (fsr-ub1864-101.ea.freescale.net [10.171.82.97]) by inva024.eu-rdc02.nxp.com (Postfix) with ESMTP id 6DB6220618; Wed, 19 Sep 2018 14:36:34 +0200 (CEST) From: laurentiu.tudor@nxp.com To: devicetree@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 10/21] fsl/fman: add API to get the device behind a fman port Date: Wed, 19 Sep 2018 15:36:02 +0300 Message-Id: <20180919123613.15092-11-laurentiu.tudor@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180919123613.15092-1-laurentiu.tudor@nxp.com> References: <20180919123613.15092-1-laurentiu.tudor@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180919_053647_170566_EFC28D24 X-CRM114-Status: UNSURE ( 9.43 ) X-CRM114-Notice: Please train this message. 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: madalin.bucur@nxp.com, roy.pledge@nxp.com, leoyang.li@nxp.com, shawnguo@kernel.org, davem@davemloft.net, Laurentiu Tudor 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 From: Laurentiu Tudor Add an API that retrieves the 'struct device' that the specified fman port probed against. The new API will be used in a subsequent iommu enablement related patch. Signed-off-by: Laurentiu Tudor --- drivers/net/ethernet/freescale/fman/fman_port.c | 14 ++++++++++++++ drivers/net/ethernet/freescale/fman/fman_port.h | 2 ++ 2 files changed, 16 insertions(+) diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c index ee82ee1384eb..bd76c9730692 100644 --- a/drivers/net/ethernet/freescale/fman/fman_port.c +++ b/drivers/net/ethernet/freescale/fman/fman_port.c @@ -1728,6 +1728,20 @@ u32 fman_port_get_qman_channel_id(struct fman_port *port) } EXPORT_SYMBOL(fman_port_get_qman_channel_id); +/** + * fman_port_get_device + * port: Pointer to the FMan port device + * + * Get the 'struct device' associated to the specified FMan port device + * + * Return: pointer to associated 'struct device' + */ +struct device *fman_port_get_device(struct fman_port *port) +{ + return port->dev; +} +EXPORT_SYMBOL(fman_port_get_device); + int fman_port_get_hash_result_offset(struct fman_port *port, u32 *offset) { if (port->buffer_offsets.hash_result_offset == ILLEGAL_BASE) diff --git a/drivers/net/ethernet/freescale/fman/fman_port.h b/drivers/net/ethernet/freescale/fman/fman_port.h index 9dbb69f40121..82f12661a46d 100644 --- a/drivers/net/ethernet/freescale/fman/fman_port.h +++ b/drivers/net/ethernet/freescale/fman/fman_port.h @@ -157,4 +157,6 @@ int fman_port_get_tstamp(struct fman_port *port, const void *data, u64 *tstamp); struct fman_port *fman_port_bind(struct device *dev); +struct device *fman_port_get_device(struct fman_port *port); + #endif /* __FMAN_PORT_H */