From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp05.au.ibm.com (e23smtp05.au.ibm.com [202.81.31.147]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id D708F1A05BE for ; Mon, 4 May 2015 17:09:13 +1000 (AEST) Received: from /spool/local by e23smtp05.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 4 May 2015 17:09:12 +1000 Received: from d23relay06.au.ibm.com (d23relay06.au.ibm.com [9.185.63.219]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id F19A9357804C for ; Mon, 4 May 2015 17:09:09 +1000 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t44791sF16122046 for ; Mon, 4 May 2015 17:09:09 +1000 Received: from d23av01.au.ibm.com (localhost [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t4478beV032334 for ; Mon, 4 May 2015 17:08:37 +1000 From: Wei Yang To: gwshan@linux.vnet.ibm.com, bhelgaas@google.com Subject: [PATCH V3 2/9] powerpc/pci_dn: cache vf_index in pci_dn Date: Mon, 4 May 2015 15:07:31 +0800 Message-Id: <1430723258-21299-3-git-send-email-weiyang@linux.vnet.ibm.com> In-Reply-To: <1430723258-21299-1-git-send-email-weiyang@linux.vnet.ibm.com> References: <1430723258-21299-1-git-send-email-weiyang@linux.vnet.ibm.com> Cc: linux-pci@vger.kernel.org, Wei Yang , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This patch caches the index of a VF in its PF in pci_dn. Signed-off-by: Wei Yang --- arch/powerpc/include/asm/pci-bridge.h | 1 + arch/powerpc/kernel/pci_dn.c | 5 +++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h index 1811c44..9582aa2 100644 --- a/arch/powerpc/include/asm/pci-bridge.h +++ b/arch/powerpc/include/asm/pci-bridge.h @@ -199,6 +199,7 @@ struct pci_dn { #ifdef CONFIG_PCI_IOV u16 vfs_expanded; /* number of VFs IOV BAR expanded */ u16 num_vfs; /* number of VFs enabled*/ + int vf_index; /* Index to PF for VF dev */ int offset; /* PE# for the first VF PE */ #define M64_PER_IOV 4 int m64_per_iov; diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c index b3b4df9..bf0fb873 100644 --- a/arch/powerpc/kernel/pci_dn.c +++ b/arch/powerpc/kernel/pci_dn.c @@ -138,7 +138,7 @@ struct pci_dn *pci_get_pdn(struct pci_dev *pdev) #ifdef CONFIG_PCI_IOV static struct pci_dn *add_one_dev_pci_data(struct pci_dn *parent, - struct pci_dev *pdev, + struct pci_dev *pdev, int vf_index, int busno, int devfn) { struct pci_dn *pdn; @@ -157,6 +157,7 @@ static struct pci_dn *add_one_dev_pci_data(struct pci_dn *parent, pdn->parent = parent; pdn->busno = busno; pdn->devfn = devfn; + pdn->vf_index = vf_index; #ifdef CONFIG_PPC_POWERNV pdn->pe_number = IODA_INVALID_PE; #endif @@ -196,7 +197,7 @@ struct pci_dn *add_dev_pci_data(struct pci_dev *pdev) return NULL; for (i = 0; i < pci_sriov_get_totalvfs(pdev); i++) { - pdn = add_one_dev_pci_data(parent, NULL, + pdn = add_one_dev_pci_data(parent, NULL, i, pci_iov_virtfn_bus(pdev, i), pci_iov_virtfn_devfn(pdev, i)); if (!pdn) { -- 1.7.9.5