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From: Joerg Roedel <joerg.roedel@amd.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com,
	rth@twiddle.net, paulus@samba.org, benh@kernel.crashing.org,
	davem@davemloft.net,
	FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
	Muli Ben-Yehuda <muli@il.ibm.com>,
	linux-kernel@vger.kernel.org, Joerg Roedel <joerg.roedel@amd.com>
Subject: [PATCH 05/10] x86: convert GART driver to generic iommu_num_pages function
Date: Mon, 4 Aug 2008 18:04:45 +0200	[thread overview]
Message-ID: <1217865890-3593-6-git-send-email-joerg.roedel@amd.com> (raw)
In-Reply-To: <1217865890-3593-1-git-send-email-joerg.roedel@amd.com>

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 arch/x86/kernel/pci-gart_64.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c
index cdf1c00..fa313d4 100644
--- a/arch/x86/kernel/pci-gart_64.c
+++ b/arch/x86/kernel/pci-gart_64.c
@@ -238,7 +238,7 @@ nonforced_iommu(struct device *dev, unsigned long addr, size_t size)
 static dma_addr_t dma_map_area(struct device *dev, dma_addr_t phys_mem,
 				size_t size, int dir)
 {
-	unsigned long npages = iommu_nr_pages(phys_mem, size);
+	unsigned long npages = iommu_num_pages(phys_mem, size, PAGE_SIZE);
 	unsigned long iommu_page = alloc_iommu(dev, npages);
 	int i;
 
@@ -301,7 +301,7 @@ static void gart_unmap_single(struct device *dev, dma_addr_t dma_addr,
 		return;
 
 	iommu_page = (dma_addr - iommu_bus_base)>>PAGE_SHIFT;
-	npages = iommu_nr_pages(dma_addr, size);
+	npages = iommu_num_pages(dma_addr, size, PAGE_SIZE);
 	for (i = 0; i < npages; i++) {
 		iommu_gatt_base[iommu_page + i] = gart_unmapped_entry;
 		CLEAR_LEAK(iommu_page + i);
@@ -384,7 +384,7 @@ static int __dma_map_cont(struct device *dev, struct scatterlist *start,
 		}
 
 		addr = phys_addr;
-		pages = iommu_nr_pages(s->offset, s->length);
+		pages = iommu_num_pages(s->offset, s->length, PAGE_SIZE);
 		while (pages--) {
 			iommu_gatt_base[iommu_page] = GPTE_ENCODE(addr);
 			SET_LEAK(iommu_page);
@@ -467,7 +467,7 @@ gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, int dir)
 
 		seg_size += s->length;
 		need = nextneed;
-		pages += iommu_nr_pages(s->offset, s->length);
+		pages += iommu_num_pages(s->offset, s->length, PAGE_SIZE);
 		ps = s;
 	}
 	if (dma_map_cont(dev, start_sg, i - start, sgmap, pages, need) < 0)
-- 
1.5.3.7



  parent reply	other threads:[~2008-08-04 16:05 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-04 16:04 [PATCH 0/10] introduce " Joerg Roedel
2008-08-04 16:04 ` [PATCH 01/10] x86: rename iommu_num_pages function to iommu_nr_pages Joerg Roedel
2008-08-04 16:04 ` [PATCH 02/10] sparc64: " Joerg Roedel
2008-08-04 21:27   ` David Miller
2008-08-04 16:04 ` [PATCH 03/10] powerpc: " Joerg Roedel
2008-08-04 16:04 ` [PATCH 04/10] introduce generic iommu_num_pages function Joerg Roedel
2008-08-04 16:04 ` Joerg Roedel [this message]
2008-08-04 16:04 ` [PATCH 06/10] x86, AMD IOMMU: convert driver to " Joerg Roedel
2008-08-04 16:04 ` [PATCH 07/10] x86: convert Calgary IOMMU " Joerg Roedel
2008-08-04 16:09   ` Muli Ben-Yehuda
2008-08-04 16:04 ` [PATCH 08/10] powerpc: use iommu_num_pages function in IOMMU code Joerg Roedel
2008-08-04 16:04 ` [PATCH 09/10] alpha: " Joerg Roedel
2008-08-04 16:04 ` [PATCH 10/10] sparc64: " Joerg Roedel
2008-08-04 21:28   ` David Miller
2008-08-05  1:09     ` Benjamin Herrenschmidt
2008-08-05  2:04     ` FUJITA Tomonori
2008-08-05  7:49     ` Joerg Roedel
2008-08-05  8:23       ` Benjamin Herrenschmidt
2008-08-05  1:08 ` [PATCH 0/10] introduce generic iommu_num_pages function Benjamin Herrenschmidt

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