From patchwork Mon Aug 20 13:49:17 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gavin Shan X-Patchwork-Id: 178789 X-Patchwork-Delegate: benh@kernel.crashing.org Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 428AF2C0672 for ; Mon, 20 Aug 2012 23:51:38 +1000 (EST) Received: by ozlabs.org (Postfix) id 505472C0268; Mon, 20 Aug 2012 23:49:57 +1000 (EST) Delivered-To: linuxppc-dev@ozlabs.org Received: from e8.ny.us.ibm.com (e8.ny.us.ibm.com [32.97.182.138]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e8.ny.us.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 841492C0097 for ; Mon, 20 Aug 2012 23:49:56 +1000 (EST) Received: from /spool/local by e8.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 20 Aug 2012 09:49:53 -0400 Received: from d01dlp03.pok.ibm.com (9.56.250.168) by e8.ny.us.ibm.com (192.168.1.108) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 20 Aug 2012 09:49:51 -0400 Received: from d01relay07.pok.ibm.com (d01relay07.pok.ibm.com [9.56.227.147]) by d01dlp03.pok.ibm.com (Postfix) with ESMTP id 5A58EC90052 for ; Mon, 20 Aug 2012 09:49:50 -0400 (EDT) Received: from d01av01.pok.ibm.com (d01av01.pok.ibm.com [9.56.224.215]) by d01relay07.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q7KDnSBe31981720 for ; Mon, 20 Aug 2012 09:49:28 -0400 Received: from d01av01.pok.ibm.com (loopback [127.0.0.1]) by d01av01.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q7KDnSvE031201 for ; Mon, 20 Aug 2012 09:49:28 -0400 Received: from shangw ([9.125.27.211]) by d01av01.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id q7KDnRbw031149; Mon, 20 Aug 2012 09:49:27 -0400 Received: by shangw (Postfix, from userid 1000) id EEFB33022AE; Mon, 20 Aug 2012 21:49:25 +0800 (CST) From: Gavin Shan To: linuxppc-dev@ozlabs.org Subject: [PATCH 4/8] ppc/pnv: initialize DMA for PEs Date: Mon, 20 Aug 2012 21:49:17 +0800 Message-Id: <1345470561-17785-5-git-send-email-shangw@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1345470561-17785-1-git-send-email-shangw@linux.vnet.ibm.com> References: <1345470561-17785-1-git-send-email-shangw@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 12082013-9360-0000-0000-000009A3A2E2 Cc: weiyang@linux.vnet.ibm.com, Gavin Shan X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" The patch introduces additional wrapper function to call the original implementation so that the DMA can be configured for all existing PEs. Signed-off-by: Gavin Shan Reviewed-by: Ram Pai Reviewed-by: Richard Yang --- arch/powerpc/platforms/powernv/pci-ioda.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 96cdc61..09deab2 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1242,10 +1242,20 @@ static void __devinit pnv_pci_ioda_setup_seg(void) } } +static void __devinit pnv_pci_ioda_setup_DMA(void) +{ + struct pci_controller *hose, *tmp; + + list_for_each_entry_safe(hose, tmp, &hose_list, list_node) { + pnv_ioda_setup_dma(hose->private_data); + } +} + static void __devinit pnv_pci_ioda_fixup(void) { pnv_pci_ioda_setup_PEs(); pnv_pci_ioda_setup_seg(); + pnv_pci_ioda_setup_DMA(); } /*