From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtps.tip.net.au (chilli.pcug.org.au [203.10.76.44]) by ozlabs.org (Postfix) with ESMTP id 45BD1DDE29 for ; Tue, 13 Nov 2007 16:31:22 +1100 (EST) Received: from ash.ozlabs.ibm.com (bh02i525f01.au.ibm.com [202.81.18.30]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by smtps.tip.net.au (Postfix) with ESMTP id 2F22B368006 for ; Tue, 13 Nov 2007 16:31:22 +1100 (EST) Date: Tue, 13 Nov 2007 16:31:28 +1100 From: Stephen Rothwell To: ppc-dev Subject: [PATCH][POWERPC] pSeries: remove dependency on pci_dn bussubno Message-Id: <20071113163128.1e25ee00.sfr@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Signed-off-by: Stephen Rothwell --- arch/powerpc/platforms/pseries/iommu.c | 24 +++++++----------------- 1 files changed, 7 insertions(+), 17 deletions(-) -- Cheers, Stephen Rothwell sfr@canb.auug.org.au diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index d4e9d85..ebb9313 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -296,11 +296,12 @@ static void iommu_table_setparms(struct pci_controller *phb, static void iommu_table_setparms_lpar(struct pci_controller *phb, struct device_node *dn, struct iommu_table *tbl, - const void *dma_window) + const void *dma_window, + int bussubno) { unsigned long offset, size; - tbl->it_busno = PCI_DN(dn)->bussubno; + tbl->it_busno = bussubno; of_parse_dma_window(dn, dma_window, &tbl->it_index, &offset, &size); tbl->it_base = 0; @@ -420,17 +421,10 @@ static void pci_dma_bus_setup_pSeriesLP(struct pci_bus *bus) pdn->full_name, ppci->iommu_table); if (!ppci->iommu_table) { - /* Bussubno hasn't been copied yet. - * Do it now because iommu_table_setparms_lpar needs it. - */ - - ppci->bussubno = bus->number; - tbl = kmalloc_node(sizeof(struct iommu_table), GFP_KERNEL, ppci->phb->node); - - iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window); - + iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window, + bus->number); ppci->iommu_table = iommu_init_table(tbl, ppci->phb->node); DBG(" created table: %p\n", ppci->iommu_table); } @@ -523,14 +517,10 @@ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev) pci = PCI_DN(pdn); if (!pci->iommu_table) { - /* iommu_table_setparms_lpar needs bussubno. */ - pci->bussubno = pci->phb->bus->number; - tbl = kmalloc_node(sizeof(struct iommu_table), GFP_KERNEL, pci->phb->node); - - iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window); - + iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window, + pci->phb->bus->number); pci->iommu_table = iommu_init_table(tbl, pci->phb->node); DBG(" created table: %p\n", pci->iommu_table); } else { -- 1.5.3.5