[RFC PATCH 3/3] move swiotlb header file into common code - IA64 bits

From: Muli Ben-Yehuda
Date: Mon Nov 21 2005 - 16:56:39 EST


arch/ia64/hp/common/hwsw_iommu.c | 23 +++++++++++++++--------
arch/ia64/hp/common/sba_iommu.c | 12 ++++++++----
arch/ia64/kernel/machvec.c | 6 ++++--
arch/ia64/sn/pci/pci_dma.c | 16 ++++++++--------
arch/ia64/sn/pci/pcibr/pcibr_dma.c | 3 ++-
arch/ia64/sn/pci/tioca_provider.c | 3 ++-
arch/ia64/sn/pci/tioce_provider.c | 3 ++-
include/asm-ia64/machvec.h | 22 ++++++++++++----------
8 files changed, 53 insertions(+), 35 deletions(-)

---

diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/hp/common/hwsw_iommu.c dma_data_direction.hg/arch/ia64/hp/common/hwsw_iommu.c
--- vanilla/arch/ia64/hp/common/hwsw_iommu.c 2005-10-30 04:52:06.000000000 -0500
+++ dma_data_direction.hg/arch/ia64/hp/common/hwsw_iommu.c 2005-11-18 16:46:51.000000000 -0500
@@ -98,7 +98,7 @@ hwsw_free_coherent (struct device *dev,
}

dma_addr_t
-hwsw_map_single (struct device *dev, void *addr, size_t size, int dir)
+hwsw_map_single (struct device *dev, void *addr, size_t size, enum dma_data_direction dir)
{
if (use_swiotlb(dev))
return swiotlb_map_single(dev, addr, size, dir);
@@ -107,7 +107,8 @@ hwsw_map_single (struct device *dev, voi
}

void
-hwsw_unmap_single (struct device *dev, dma_addr_t iova, size_t size, int dir)
+hwsw_unmap_single (struct device *dev, dma_addr_t iova, size_t size,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
return swiotlb_unmap_single(dev, iova, size, dir);
@@ -117,7 +118,8 @@ hwsw_unmap_single (struct device *dev, d


int
-hwsw_map_sg (struct device *dev, struct scatterlist *sglist, int nents, int dir)
+hwsw_map_sg (struct device *dev, struct scatterlist *sglist, int nents,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
return swiotlb_map_sg(dev, sglist, nents, dir);
@@ -126,7 +128,8 @@ hwsw_map_sg (struct device *dev, struct
}

void
-hwsw_unmap_sg (struct device *dev, struct scatterlist *sglist, int nents, int dir)
+hwsw_unmap_sg (struct device *dev, struct scatterlist *sglist, int nents,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
return swiotlb_unmap_sg(dev, sglist, nents, dir);
@@ -135,7 +138,8 @@ hwsw_unmap_sg (struct device *dev, struc
}

void
-hwsw_sync_single_for_cpu (struct device *dev, dma_addr_t addr, size_t size, int dir)
+hwsw_sync_single_for_cpu (struct device *dev, dma_addr_t addr, size_t size,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
swiotlb_sync_single_for_cpu(dev, addr, size, dir);
@@ -144,7 +148,8 @@ hwsw_sync_single_for_cpu (struct device
}

void
-hwsw_sync_sg_for_cpu (struct device *dev, struct scatterlist *sg, int nelems, int dir)
+hwsw_sync_sg_for_cpu (struct device *dev, struct scatterlist *sg, int nelems,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
swiotlb_sync_sg_for_cpu(dev, sg, nelems, dir);
@@ -153,7 +158,8 @@ hwsw_sync_sg_for_cpu (struct device *dev
}

void
-hwsw_sync_single_for_device (struct device *dev, dma_addr_t addr, size_t size, int dir)
+hwsw_sync_single_for_device (struct device *dev, dma_addr_t addr, size_t size,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
swiotlb_sync_single_for_device(dev, addr, size, dir);
@@ -162,7 +168,8 @@ hwsw_sync_single_for_device (struct devi
}

void
-hwsw_sync_sg_for_device (struct device *dev, struct scatterlist *sg, int nelems, int dir)
+hwsw_sync_sg_for_device (struct device *dev, struct scatterlist *sg, int nelems,
+ enum dma_data_direction dir)
{
if (use_swiotlb(dev))
swiotlb_sync_sg_for_device(dev, sg, nelems, dir);
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/hp/common/sba_iommu.c dma_data_direction.hg/arch/ia64/hp/common/sba_iommu.c
--- vanilla/arch/ia64/hp/common/sba_iommu.c 2005-10-30 04:52:06.000000000 -0500
+++ dma_data_direction.hg/arch/ia64/hp/common/sba_iommu.c 2005-11-18 16:48:22.000000000 -0500
@@ -884,7 +884,8 @@ sba_mark_invalid(struct ioc *ioc, dma_ad
* See Documentation/DMA-mapping.txt
*/
dma_addr_t
-sba_map_single(struct device *dev, void *addr, size_t size, int dir)
+sba_map_single(struct device *dev, void *addr, size_t size,
+ enum dma_data_direction dir)
{
struct ioc *ioc;
dma_addr_t iovp;
@@ -998,7 +999,8 @@ sba_mark_clean(struct ioc *ioc, dma_addr
*
* See Documentation/DMA-mapping.txt
*/
-void sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size, int dir)
+void sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size,
+ enum dma_data_direction dir)
{
struct ioc *ioc;
#if DELAYED_RESOURCE_CNT > 0
@@ -1387,7 +1389,8 @@ sba_coalesce_chunks( struct ioc *ioc,
*
* See Documentation/DMA-mapping.txt
*/
-int sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, int dir)
+int sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
+ enum dma_data_direction dir)
{
struct ioc *ioc;
int coalesced, filled = 0;
@@ -1477,7 +1480,8 @@ int sba_map_sg(struct device *dev, struc
*
* See Documentation/DMA-mapping.txt
*/
-void sba_unmap_sg (struct device *dev, struct scatterlist *sglist, int nents, int dir)
+void sba_unmap_sg (struct device *dev, struct scatterlist *sglist, int nents,
+ enum dma_data_direction dir)
{
#ifdef ASSERT_PDIR_SANITY
struct ioc *ioc;
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/kernel/machvec.c dma_data_direction.hg/arch/ia64/kernel/machvec.c
--- vanilla/arch/ia64/kernel/machvec.c 2005-09-08 07:06:37.000000000 -0400
+++ dma_data_direction.hg/arch/ia64/kernel/machvec.c 2005-11-18 16:49:39.000000000 -0500
@@ -56,14 +56,16 @@ machvec_timer_interrupt (int irq, void *
EXPORT_SYMBOL(machvec_timer_interrupt);

void
-machvec_dma_sync_single (struct device *hwdev, dma_addr_t dma_handle, size_t size, int dir)
+machvec_dma_sync_single (struct device *hwdev, dma_addr_t dma_handle, size_t size,
+ enum dma_data_direction dir)
{
mb();
}
EXPORT_SYMBOL(machvec_dma_sync_single);

void
-machvec_dma_sync_sg (struct device *hwdev, struct scatterlist *sg, int n, int dir)
+machvec_dma_sync_sg (struct device *hwdev, struct scatterlist *sg, int n,
+ enum dma_data_direction dir)
{
mb();
}
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/sn/pci/pcibr/pcibr_dma.c dma_data_direction.hg/arch/ia64/sn/pci/pcibr/pcibr_dma.c
--- vanilla/arch/ia64/sn/pci/pcibr/pcibr_dma.c 2005-09-26 08:09:53.000000000 -0400
+++ dma_data_direction.hg/arch/ia64/sn/pci/pcibr/pcibr_dma.c 2005-11-18 16:52:01.000000000 -0500
@@ -179,7 +179,8 @@ pcibr_dmatrans_direct32(struct pcidev_in
* DMA mappings for Direct 64 and 32 do not have any DMA maps.
*/
void
-pcibr_dma_unmap(struct pci_dev *hwdev, dma_addr_t dma_handle, int direction)
+pcibr_dma_unmap(struct pci_dev *hwdev, dma_addr_t dma_handle,
+ enum dma_data_direction direction)
{
struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(hwdev);
struct pcibus_info *pcibus_info =
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/sn/pci/pci_dma.c dma_data_direction.hg/arch/ia64/sn/pci/pci_dma.c
--- vanilla/arch/ia64/sn/pci/pci_dma.c 2005-10-30 04:52:06.000000000 -0500
+++ dma_data_direction.hg/arch/ia64/sn/pci/pci_dma.c 2005-11-18 16:50:15.000000000 -0500
@@ -166,7 +166,7 @@ EXPORT_SYMBOL(sn_dma_free_coherent);
* figure out how to save dmamap handle so can use two step.
*/
dma_addr_t sn_dma_map_single(struct device *dev, void *cpu_addr, size_t size,
- int direction)
+ enum dma_data_direction direction)
{
dma_addr_t dma_addr;
unsigned long phys_addr;
@@ -197,7 +197,7 @@ EXPORT_SYMBOL(sn_dma_map_single);
* coherent, so we just need to free any ATEs associated with this mapping.
*/
void sn_dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
- int direction)
+ enum dma_data_direction direction)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev);
@@ -218,7 +218,7 @@ EXPORT_SYMBOL(sn_dma_unmap_single);
* Unmap a set of streaming mode DMA translations.
*/
void sn_dma_unmap_sg(struct device *dev, struct scatterlist *sg,
- int nhwentries, int direction)
+ int nhwentries, enum dma_data_direction direction)
{
int i;
struct pci_dev *pdev = to_pci_dev(dev);
@@ -244,7 +244,7 @@ EXPORT_SYMBOL(sn_dma_unmap_sg);
* Maps each entry of @sg for DMA.
*/
int sn_dma_map_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
- int direction)
+ enum dma_data_direction direction)
{
unsigned long phys_addr;
struct scatterlist *saved_sg = sg;
@@ -281,28 +281,28 @@ int sn_dma_map_sg(struct device *dev, st
EXPORT_SYMBOL(sn_dma_map_sg);

void sn_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
- size_t size, int direction)
+ size_t size, enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
}
EXPORT_SYMBOL(sn_dma_sync_single_for_cpu);

void sn_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle,
- size_t size, int direction)
+ size_t size, enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
}
EXPORT_SYMBOL(sn_dma_sync_single_for_device);

void sn_dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
- int nelems, int direction)
+ int nelems, enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
}
EXPORT_SYMBOL(sn_dma_sync_sg_for_cpu);

void sn_dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
- int nelems, int direction)
+ int nelems, enum dma_data_direction direction)
{
BUG_ON(dev->bus != &pci_bus_type);
}
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/sn/pci/tioca_provider.c dma_data_direction.hg/arch/ia64/sn/pci/tioca_provider.c
--- vanilla/arch/ia64/sn/pci/tioca_provider.c 2005-10-30 04:52:06.000000000 -0500
+++ dma_data_direction.hg/arch/ia64/sn/pci/tioca_provider.c 2005-11-18 16:52:25.000000000 -0500
@@ -465,7 +465,8 @@ map_return:
* resources to release.
*/
static void
-tioca_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
+tioca_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr,
+ enum dma_data_direction dir)
{
int i, entry;
struct tioca_common *tioca_common;
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/arch/ia64/sn/pci/tioce_provider.c dma_data_direction.hg/arch/ia64/sn/pci/tioce_provider.c
--- vanilla/arch/ia64/sn/pci/tioce_provider.c 2005-11-12 15:51:54.000000000 -0500
+++ dma_data_direction.hg/arch/ia64/sn/pci/tioce_provider.c 2005-11-18 16:52:37.000000000 -0500
@@ -323,7 +323,8 @@ tioce_dma_barrier(uint64_t bus_addr, int
* to release.
*/
void
-tioce_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
+tioce_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr,
+ enum dma_data_direction dir)
{
int i;
int port;
diff -Naurp --exclude-from /home/muli/w/dontdiff vanilla/include/asm-ia64/machvec.h dma_data_direction.hg/include/asm-ia64/machvec.h
--- vanilla/include/asm-ia64/machvec.h 2005-10-30 04:52:23.000000000 -0500
+++ dma_data_direction.hg/include/asm-ia64/machvec.h 2005-11-21 13:46:44.000000000 -0500
@@ -13,6 +13,8 @@
#include <linux/config.h>
#include <linux/types.h>

+#include <asm-generic/swiotlb.h>
+
/* forward declarations: */
struct device;
struct pt_regs;
@@ -39,14 +41,14 @@ typedef int ia64_mv_pci_legacy_write_t (
typedef void ia64_mv_dma_init (void);
typedef void *ia64_mv_dma_alloc_coherent (struct device *, size_t, dma_addr_t *, gfp_t);
typedef void ia64_mv_dma_free_coherent (struct device *, size_t, void *, dma_addr_t);
-typedef dma_addr_t ia64_mv_dma_map_single (struct device *, void *, size_t, int);
-typedef void ia64_mv_dma_unmap_single (struct device *, dma_addr_t, size_t, int);
-typedef int ia64_mv_dma_map_sg (struct device *, struct scatterlist *, int, int);
-typedef void ia64_mv_dma_unmap_sg (struct device *, struct scatterlist *, int, int);
-typedef void ia64_mv_dma_sync_single_for_cpu (struct device *, dma_addr_t, size_t, int);
-typedef void ia64_mv_dma_sync_sg_for_cpu (struct device *, struct scatterlist *, int, int);
-typedef void ia64_mv_dma_sync_single_for_device (struct device *, dma_addr_t, size_t, int);
-typedef void ia64_mv_dma_sync_sg_for_device (struct device *, struct scatterlist *, int, int);
+typedef dma_addr_t ia64_mv_dma_map_single (struct device *, void *, size_t, enum dma_data_direction);
+typedef void ia64_mv_dma_unmap_single (struct device *, dma_addr_t, size_t, enum dma_data_direction);
+typedef int ia64_mv_dma_map_sg (struct device *, struct scatterlist *, int, enum dma_data_direction);
+typedef void ia64_mv_dma_unmap_sg (struct device *, struct scatterlist *, int, enum dma_data_direction);
+typedef void ia64_mv_dma_sync_single_for_cpu (struct device *, dma_addr_t, size_t, enum dma_data_direction);
+typedef void ia64_mv_dma_sync_sg_for_cpu (struct device *, struct scatterlist *, int, enum dma_data_direction);
+typedef void ia64_mv_dma_sync_single_for_device (struct device *, dma_addr_t, size_t, enum dma_data_direction);
+typedef void ia64_mv_dma_sync_sg_for_device (struct device *, struct scatterlist *, int, enum dma_data_direction);
typedef int ia64_mv_dma_mapping_error (dma_addr_t dma_addr);
typedef int ia64_mv_dma_supported (struct device *, u64);

@@ -87,8 +89,8 @@ machvec_noop_mm (struct mm_struct *mm)

extern void machvec_setup (char **);
extern void machvec_timer_interrupt (int, void *, struct pt_regs *);
-extern void machvec_dma_sync_single (struct device *, dma_addr_t, size_t, int);
-extern void machvec_dma_sync_sg (struct device *, struct scatterlist *, int, int);
+extern void machvec_dma_sync_single (struct device *, dma_addr_t, size_t, enum dma_data_direction);
+extern void machvec_dma_sync_sg (struct device *, struct scatterlist *, int, enum dma_data_direction);
extern void machvec_tlb_migrate_finish (struct mm_struct *);

# if defined (CONFIG_IA64_HP_SIM)


--
Muli Ben-Yehuda
http://www.mulix.org | http://mulix.livejournal.com/

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