From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp02.au.ibm.com (e23smtp02.au.ibm.com [202.81.31.144]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id F11651A0CE1 for ; Fri, 15 Jan 2016 18:09:10 +1100 (AEDT) Received: from localhost by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 15 Jan 2016 17:09:10 +1000 Received: from d23relay09.au.ibm.com (d23relay09.au.ibm.com [9.185.63.181]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 74D8B2BB0055 for ; Fri, 15 Jan 2016 18:09:08 +1100 (EST) Received: from d23av03.au.ibm.com (d23av03.au.ibm.com [9.190.234.97]) by d23relay09.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u0F790jt9502960 for ; Fri, 15 Jan 2016 18:09:08 +1100 Received: from d23av03.au.ibm.com (localhost [127.0.0.1]) by d23av03.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u0F78ZIS024778 for ; Fri, 15 Jan 2016 18:08:36 +1100 From: Yongji Xie To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-doc@vger.kernel.org Cc: bhelgaas@google.com, corbet@lwn.net, aik@ozlabs.ru, alex.williamson@redhat.com, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, warrier@linux.vnet.ibm.com, zhong@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com, Yongji Xie Subject: [RFC PATCH v3 4/5] powerpc/powernv/pci-ioda: Enable msi_filtered bit for any IODA host bridge Date: Fri, 15 Jan 2016 15:06:13 +0800 Message-Id: <1452841574-2781-5-git-send-email-xyjxie@linux.vnet.ibm.com> In-Reply-To: <1452841574-2781-1-git-send-email-xyjxie@linux.vnet.ibm.com> References: <1452841574-2781-1-git-send-email-xyjxie@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This patch enables msi_filtered bit for any IODA host bridge. Signed-off-by: Yongji Xie --- arch/powerpc/platforms/powernv/pci-ioda.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 414fd1a..689f0dc 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2934,6 +2934,11 @@ static void pnv_pci_ioda_fixup(void) #endif } +static void pnv_pci_ioda_fixup_phb(struct pci_controller *hose) +{ + to_pci_host_bridge(hose->bus->bridge)->msi_filtered = 1; +} + /* * Returns the alignment for I/O or memory windows for P2P * bridges. That actually depends on how PEs are segmented. @@ -3201,6 +3206,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np, * the child P2P bridges) can form individual PE. */ ppc_md.pcibios_fixup = pnv_pci_ioda_fixup; + ppc_md.pcibios_fixup_phb = pnv_pci_ioda_fixup_phb; hose->controller_ops = pnv_pci_ioda_controller_ops; #ifdef CONFIG_PCI_IOV -- 1.7.9.5