Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932496AbbBPKIA (ORCPT ); Mon, 16 Feb 2015 05:08:00 -0500 Received: from e23smtp02.au.ibm.com ([202.81.31.144]:57492 "EHLO e23smtp02.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932291AbbBPKHt (ORCPT ); Mon, 16 Feb 2015 05:07:49 -0500 From: Alexey Kardashevskiy To: linuxppc-dev@lists.ozlabs.org Cc: Alexey Kardashevskiy , Benjamin Herrenschmidt , Paul Mackerras , Alex Williamson , Gavin Shan , Alexander Graf , linux-kernel@vger.kernel.org Subject: [PATCH v4 23/28] powerpc/powernv: Change prototypes to receive iommu Date: Mon, 16 Feb 2015 21:06:15 +1100 Message-Id: <1424081180-4494-24-git-send-email-aik@ozlabs.ru> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1424081180-4494-1-git-send-email-aik@ozlabs.ru> References: <1424081180-4494-1-git-send-email-aik@ozlabs.ru> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15021610-0005-0000-0000-000001565319 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2560 Lines: 71 This changes few functions to receive a powerpc_iommu pointer rather than PE as they are going to be a part of upcoming powerpc_iommu_ops callback set. Signed-off-by: Alexey Kardashevskiy --- arch/powerpc/platforms/powernv/pci-ioda.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index f542819..29bd7a4 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1360,10 +1360,12 @@ static __be64 *pnv_alloc_tce_table(int nid, return addr; } -static long pnv_pci_ioda2_create_table(struct pnv_ioda_pe *pe, +static long pnv_pci_ioda2_create_table(struct powerpc_iommu *iommu, __u32 page_shift, __u32 window_shift, __u32 levels, struct iommu_table *tbl) { + struct pnv_ioda_pe *pe = container_of(iommu, struct pnv_ioda_pe, + iommu); int nid = pe->phb->hose->node; void *addr; unsigned long tce_table_size, left; @@ -1419,9 +1421,11 @@ static void pnv_pci_ioda2_free_table(struct iommu_table *tbl) iommu_reset_table(tbl, "ioda2"); } -static long pnv_pci_ioda2_set_window(struct pnv_ioda_pe *pe, +static long pnv_pci_ioda2_set_window(struct powerpc_iommu *iommu, struct iommu_table *tbl) { + struct pnv_ioda_pe *pe = container_of(iommu, struct pnv_ioda_pe, + iommu); struct pnv_phb *phb = pe->phb; const __be64 *swinvp; int64_t rc; @@ -1554,12 +1558,11 @@ static void pnv_pci_ioda2_setup_dma_pe(struct pnv_phb *phb, /* The PE will reserve all possible 32-bits space */ pe->tce32_seg = 0; - end = (1 << ilog2(phb->ioda.m32_pci_base)); pe_info(pe, "Setting up 32-bit TCE table at 0..%08x\n", end); - rc = pnv_pci_ioda2_create_table(pe, IOMMU_PAGE_SHIFT_4K, + rc = pnv_pci_ioda2_create_table(&pe->iommu, IOMMU_PAGE_SHIFT_4K, ilog2(phb->ioda.m32_pci_base), POWERPC_IOMMU_DEFAULT_LEVELS, tbl); if (rc) { @@ -1571,7 +1574,7 @@ static void pnv_pci_ioda2_setup_dma_pe(struct pnv_phb *phb, pe->iommu.tables[0].it_iommu = &pe->iommu; pe->iommu.ops = &pnv_pci_ioda2_ops; - rc = pnv_pci_ioda2_set_window(pe, tbl); + rc = pnv_pci_ioda2_set_window(&pe->iommu, tbl); if (rc) { pe_err(pe, "Failed to configure 32-bit TCE table," " err %ld\n", rc); -- 2.0.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/