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
next prev 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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