[PATCH 09/13] remove dma operations in struct ia64_machine_vector

From: FUJITA Tomonori
Date: Mon Jan 05 2009 - 09:46:43 EST


We don't need dma operation hooks in struct ia64_machine_vector
now. This also removes unused ia64_mv_dma_* typedefs.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
---
arch/ia64/hp/common/hwsw_iommu.c | 20 ++++--
arch/ia64/include/asm/machvec.h | 89 -------------------------
arch/ia64/include/asm/machvec_dig_vtd.h | 20 ------
arch/ia64/include/asm/machvec_hpzx1.h | 20 ------
arch/ia64/include/asm/machvec_hpzx1_swiotlb.h | 25 -------
arch/ia64/include/asm/machvec_sn2.h | 24 -------
6 files changed, 12 insertions(+), 186 deletions(-)

diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c
index 22145de..5cf750e 100644
--- a/arch/ia64/hp/common/hwsw_iommu.c
+++ b/arch/ia64/hp/common/hwsw_iommu.c
@@ -22,14 +22,18 @@ extern int swiotlb_late_init_with_default_size (size_t size);

/* hwiommu declarations & definitions: */

-extern ia64_mv_dma_alloc_coherent sba_alloc_coherent;
-extern ia64_mv_dma_free_coherent sba_free_coherent;
-extern ia64_mv_dma_map_single_attrs sba_map_single_attrs;
-extern ia64_mv_dma_unmap_single_attrs sba_unmap_single_attrs;
-extern ia64_mv_dma_map_sg_attrs sba_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg_attrs sba_unmap_sg_attrs;
-extern ia64_mv_dma_supported sba_dma_supported;
-extern ia64_mv_dma_mapping_error sba_dma_mapping_error;
+extern void *sba_alloc_coherent(struct device *, size_t, dma_addr_t *, gfp_t);
+extern void sba_free_coherent (struct device *, size_t, void *, dma_addr_t);
+extern dma_addr_t sba_map_single_attrs(struct device *, void *, size_t, int,
+ struct dma_attrs *);
+extern void sba_unmap_single_attrs(struct device *, dma_addr_t, size_t, int,
+ struct dma_attrs *);
+extern int sba_map_sg_attrs(struct device *, struct scatterlist *, int, int,
+ struct dma_attrs *);
+extern void sba_unmap_sg_attrs(struct device *, struct scatterlist *, int, int,
+ struct dma_attrs *);
+extern int sba_dma_supported (struct device *, u64);
+extern int sba_dma_mapping_error(struct device *, dma_addr_t);

#define hwiommu_alloc_coherent sba_alloc_coherent
#define hwiommu_free_coherent sba_free_coherent
diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h
index d40722c..6be3010 100644
--- a/arch/ia64/include/asm/machvec.h
+++ b/arch/ia64/include/asm/machvec.h
@@ -45,23 +45,6 @@ typedef void ia64_mv_kernel_launch_event_t(void);

/* DMA-mapping interface: */
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 int ia64_mv_dma_mapping_error(struct device *, dma_addr_t dma_addr);
-typedef int ia64_mv_dma_supported (struct device *, u64);
-
-typedef dma_addr_t ia64_mv_dma_map_single_attrs (struct device *, void *, size_t, int, struct dma_attrs *);
-typedef void ia64_mv_dma_unmap_single_attrs (struct device *, dma_addr_t, size_t, int, struct dma_attrs *);
-typedef int ia64_mv_dma_map_sg_attrs (struct device *, struct scatterlist *, int, int, struct dma_attrs *);
-typedef void ia64_mv_dma_unmap_sg_attrs (struct device *, struct scatterlist *, int, int, struct dma_attrs *);

/*
* WARNING: The legacy I/O space is _architected_. Platforms are
@@ -147,18 +130,6 @@ extern void machvec_tlb_migrate_finish (struct mm_struct *);
# define platform_global_tlb_purge ia64_mv.global_tlb_purge
# define platform_tlb_migrate_finish ia64_mv.tlb_migrate_finish
# define platform_dma_init ia64_mv.dma_init
-# define platform_dma_alloc_coherent ia64_mv.dma_alloc_coherent
-# define platform_dma_free_coherent ia64_mv.dma_free_coherent
-# define platform_dma_map_single_attrs ia64_mv.dma_map_single_attrs
-# define platform_dma_unmap_single_attrs ia64_mv.dma_unmap_single_attrs
-# define platform_dma_map_sg_attrs ia64_mv.dma_map_sg_attrs
-# define platform_dma_unmap_sg_attrs ia64_mv.dma_unmap_sg_attrs
-# define platform_dma_sync_single_for_cpu ia64_mv.dma_sync_single_for_cpu
-# define platform_dma_sync_sg_for_cpu ia64_mv.dma_sync_sg_for_cpu
-# define platform_dma_sync_single_for_device ia64_mv.dma_sync_single_for_device
-# define platform_dma_sync_sg_for_device ia64_mv.dma_sync_sg_for_device
-# define platform_dma_mapping_error ia64_mv.dma_mapping_error
-# define platform_dma_supported ia64_mv.dma_supported
# define platform_irq_to_vector ia64_mv.irq_to_vector
# define platform_local_vector_to_irq ia64_mv.local_vector_to_irq
# define platform_pci_get_legacy_mem ia64_mv.pci_get_legacy_mem
@@ -201,18 +172,6 @@ struct ia64_machine_vector {
ia64_mv_global_tlb_purge_t *global_tlb_purge;
ia64_mv_tlb_migrate_finish_t *tlb_migrate_finish;
ia64_mv_dma_init *dma_init;
- ia64_mv_dma_alloc_coherent *dma_alloc_coherent;
- ia64_mv_dma_free_coherent *dma_free_coherent;
- ia64_mv_dma_map_single_attrs *dma_map_single_attrs;
- ia64_mv_dma_unmap_single_attrs *dma_unmap_single_attrs;
- ia64_mv_dma_map_sg_attrs *dma_map_sg_attrs;
- ia64_mv_dma_unmap_sg_attrs *dma_unmap_sg_attrs;
- ia64_mv_dma_sync_single_for_cpu *dma_sync_single_for_cpu;
- ia64_mv_dma_sync_sg_for_cpu *dma_sync_sg_for_cpu;
- ia64_mv_dma_sync_single_for_device *dma_sync_single_for_device;
- ia64_mv_dma_sync_sg_for_device *dma_sync_sg_for_device;
- ia64_mv_dma_mapping_error *dma_mapping_error;
- ia64_mv_dma_supported *dma_supported;
ia64_mv_irq_to_vector *irq_to_vector;
ia64_mv_local_vector_to_irq *local_vector_to_irq;
ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem;
@@ -251,18 +210,6 @@ struct ia64_machine_vector {
platform_global_tlb_purge, \
platform_tlb_migrate_finish, \
platform_dma_init, \
- platform_dma_alloc_coherent, \
- platform_dma_free_coherent, \
- platform_dma_map_single_attrs, \
- platform_dma_unmap_single_attrs, \
- platform_dma_map_sg_attrs, \
- platform_dma_unmap_sg_attrs, \
- platform_dma_sync_single_for_cpu, \
- platform_dma_sync_sg_for_cpu, \
- platform_dma_sync_single_for_device, \
- platform_dma_sync_sg_for_device, \
- platform_dma_mapping_error, \
- platform_dma_supported, \
platform_irq_to_vector, \
platform_local_vector_to_irq, \
platform_pci_get_legacy_mem, \
@@ -332,42 +279,6 @@ extern void swiotlb_dma_init(void);
#ifndef platform_dma_init
# define platform_dma_init swiotlb_dma_init
#endif
-#ifndef platform_dma_alloc_coherent
-# define platform_dma_alloc_coherent swiotlb_alloc_coherent
-#endif
-#ifndef platform_dma_free_coherent
-# define platform_dma_free_coherent swiotlb_free_coherent
-#endif
-#ifndef platform_dma_map_single_attrs
-# define platform_dma_map_single_attrs swiotlb_map_single_attrs
-#endif
-#ifndef platform_dma_unmap_single_attrs
-# define platform_dma_unmap_single_attrs swiotlb_unmap_single_attrs
-#endif
-#ifndef platform_dma_map_sg_attrs
-# define platform_dma_map_sg_attrs swiotlb_map_sg_attrs
-#endif
-#ifndef platform_dma_unmap_sg_attrs
-# define platform_dma_unmap_sg_attrs swiotlb_unmap_sg_attrs
-#endif
-#ifndef platform_dma_sync_single_for_cpu
-# define platform_dma_sync_single_for_cpu swiotlb_sync_single_for_cpu
-#endif
-#ifndef platform_dma_sync_sg_for_cpu
-# define platform_dma_sync_sg_for_cpu swiotlb_sync_sg_for_cpu
-#endif
-#ifndef platform_dma_sync_single_for_device
-# define platform_dma_sync_single_for_device swiotlb_sync_single_for_device
-#endif
-#ifndef platform_dma_sync_sg_for_device
-# define platform_dma_sync_sg_for_device swiotlb_sync_sg_for_device
-#endif
-#ifndef platform_dma_mapping_error
-# define platform_dma_mapping_error swiotlb_dma_mapping_error
-#endif
-#ifndef platform_dma_supported
-# define platform_dma_supported swiotlb_dma_supported
-#endif
#ifndef platform_irq_to_vector
# define platform_irq_to_vector __ia64_irq_to_vector
#endif
diff --git a/arch/ia64/include/asm/machvec_dig_vtd.h b/arch/ia64/include/asm/machvec_dig_vtd.h
index 3400b56..6ab1de5 100644
--- a/arch/ia64/include/asm/machvec_dig_vtd.h
+++ b/arch/ia64/include/asm/machvec_dig_vtd.h
@@ -2,14 +2,6 @@
#define _ASM_IA64_MACHVEC_DIG_VTD_h

extern ia64_mv_setup_t dig_setup;
-extern ia64_mv_dma_alloc_coherent vtd_alloc_coherent;
-extern ia64_mv_dma_free_coherent vtd_free_coherent;
-extern ia64_mv_dma_map_single_attrs vtd_map_single_attrs;
-extern ia64_mv_dma_unmap_single_attrs vtd_unmap_single_attrs;
-extern ia64_mv_dma_map_sg_attrs vtd_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg_attrs vtd_unmap_sg_attrs;
-extern ia64_mv_dma_supported iommu_dma_supported;
-extern ia64_mv_dma_mapping_error vtd_dma_mapping_error;
extern ia64_mv_dma_init pci_iommu_alloc;

/*
@@ -22,17 +14,5 @@ extern ia64_mv_dma_init pci_iommu_alloc;
#define platform_name "dig_vtd"
#define platform_setup dig_setup
#define platform_dma_init pci_iommu_alloc
-#define platform_dma_alloc_coherent vtd_alloc_coherent
-#define platform_dma_free_coherent vtd_free_coherent
-#define platform_dma_map_single_attrs vtd_map_single_attrs
-#define platform_dma_unmap_single_attrs vtd_unmap_single_attrs
-#define platform_dma_map_sg_attrs vtd_map_sg_attrs
-#define platform_dma_unmap_sg_attrs vtd_unmap_sg_attrs
-#define platform_dma_sync_single_for_cpu machvec_dma_sync_single
-#define platform_dma_sync_sg_for_cpu machvec_dma_sync_sg
-#define platform_dma_sync_single_for_device machvec_dma_sync_single
-#define platform_dma_sync_sg_for_device machvec_dma_sync_sg
-#define platform_dma_supported iommu_dma_supported
-#define platform_dma_mapping_error vtd_dma_mapping_error

#endif /* _ASM_IA64_MACHVEC_DIG_VTD_h */
diff --git a/arch/ia64/include/asm/machvec_hpzx1.h b/arch/ia64/include/asm/machvec_hpzx1.h
index dd4140b..3bd83d7 100644
--- a/arch/ia64/include/asm/machvec_hpzx1.h
+++ b/arch/ia64/include/asm/machvec_hpzx1.h
@@ -3,14 +3,6 @@

extern ia64_mv_setup_t dig_setup;
extern ia64_mv_dma_init sba_dma_init;
-extern ia64_mv_dma_alloc_coherent sba_alloc_coherent;
-extern ia64_mv_dma_free_coherent sba_free_coherent;
-extern ia64_mv_dma_map_single_attrs sba_map_single_attrs;
-extern ia64_mv_dma_unmap_single_attrs sba_unmap_single_attrs;
-extern ia64_mv_dma_map_sg_attrs sba_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg_attrs sba_unmap_sg_attrs;
-extern ia64_mv_dma_supported sba_dma_supported;
-extern ia64_mv_dma_mapping_error sba_dma_mapping_error;

/*
* This stuff has dual use!
@@ -22,17 +14,5 @@ extern ia64_mv_dma_mapping_error sba_dma_mapping_error;
#define platform_name "hpzx1"
#define platform_setup dig_setup
#define platform_dma_init sba_dma_init
-#define platform_dma_alloc_coherent sba_alloc_coherent
-#define platform_dma_free_coherent sba_free_coherent
-#define platform_dma_map_single_attrs sba_map_single_attrs
-#define platform_dma_unmap_single_attrs sba_unmap_single_attrs
-#define platform_dma_map_sg_attrs sba_map_sg_attrs
-#define platform_dma_unmap_sg_attrs sba_unmap_sg_attrs
-#define platform_dma_sync_single_for_cpu machvec_dma_sync_single
-#define platform_dma_sync_sg_for_cpu machvec_dma_sync_sg
-#define platform_dma_sync_single_for_device machvec_dma_sync_single
-#define platform_dma_sync_sg_for_device machvec_dma_sync_sg
-#define platform_dma_supported sba_dma_supported
-#define platform_dma_mapping_error sba_dma_mapping_error

#endif /* _ASM_IA64_MACHVEC_HPZX1_h */
diff --git a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
index a842cdd..48c3a35 100644
--- a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
+++ b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
@@ -2,18 +2,6 @@
#define _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h

extern ia64_mv_setup_t dig_setup;
-extern ia64_mv_dma_alloc_coherent hwsw_alloc_coherent;
-extern ia64_mv_dma_free_coherent hwsw_free_coherent;
-extern ia64_mv_dma_map_single_attrs hwsw_map_single_attrs;
-extern ia64_mv_dma_unmap_single_attrs hwsw_unmap_single_attrs;
-extern ia64_mv_dma_map_sg_attrs hwsw_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg_attrs hwsw_unmap_sg_attrs;
-extern ia64_mv_dma_supported hwsw_dma_supported;
-extern ia64_mv_dma_mapping_error hwsw_dma_mapping_error;
-extern ia64_mv_dma_sync_single_for_cpu hwsw_sync_single_for_cpu;
-extern ia64_mv_dma_sync_sg_for_cpu hwsw_sync_sg_for_cpu;
-extern ia64_mv_dma_sync_single_for_device hwsw_sync_single_for_device;
-extern ia64_mv_dma_sync_sg_for_device hwsw_sync_sg_for_device;

/*
* This stuff has dual use!
@@ -23,20 +11,7 @@ extern ia64_mv_dma_sync_sg_for_device hwsw_sync_sg_for_device;
* the macros are used directly.
*/
#define platform_name "hpzx1_swiotlb"
-
#define platform_setup dig_setup
#define platform_dma_init machvec_noop
-#define platform_dma_alloc_coherent hwsw_alloc_coherent
-#define platform_dma_free_coherent hwsw_free_coherent
-#define platform_dma_map_single_attrs hwsw_map_single_attrs
-#define platform_dma_unmap_single_attrs hwsw_unmap_single_attrs
-#define platform_dma_map_sg_attrs hwsw_map_sg_attrs
-#define platform_dma_unmap_sg_attrs hwsw_unmap_sg_attrs
-#define platform_dma_supported hwsw_dma_supported
-#define platform_dma_mapping_error hwsw_dma_mapping_error
-#define platform_dma_sync_single_for_cpu hwsw_sync_single_for_cpu
-#define platform_dma_sync_sg_for_cpu hwsw_sync_sg_for_cpu
-#define platform_dma_sync_single_for_device hwsw_sync_single_for_device
-#define platform_dma_sync_sg_for_device hwsw_sync_sg_for_device

#endif /* _ASM_IA64_MACHVEC_HPZX1_SWIOTLB_h */
diff --git a/arch/ia64/include/asm/machvec_sn2.h b/arch/ia64/include/asm/machvec_sn2.h
index c1f6f87..afd029b 100644
--- a/arch/ia64/include/asm/machvec_sn2.h
+++ b/arch/ia64/include/asm/machvec_sn2.h
@@ -56,18 +56,6 @@ extern ia64_mv_readw_t __sn_readw_relaxed;
extern ia64_mv_readl_t __sn_readl_relaxed;
extern ia64_mv_readq_t __sn_readq_relaxed;
extern ia64_mv_dma_init sn_dma_init;
-extern ia64_mv_dma_alloc_coherent sn_dma_alloc_coherent;
-extern ia64_mv_dma_free_coherent sn_dma_free_coherent;
-extern ia64_mv_dma_map_single_attrs sn_dma_map_single_attrs;
-extern ia64_mv_dma_unmap_single_attrs sn_dma_unmap_single_attrs;
-extern ia64_mv_dma_map_sg_attrs sn_dma_map_sg_attrs;
-extern ia64_mv_dma_unmap_sg_attrs sn_dma_unmap_sg_attrs;
-extern ia64_mv_dma_sync_single_for_cpu sn_dma_sync_single_for_cpu;
-extern ia64_mv_dma_sync_sg_for_cpu sn_dma_sync_sg_for_cpu;
-extern ia64_mv_dma_sync_single_for_device sn_dma_sync_single_for_device;
-extern ia64_mv_dma_sync_sg_for_device sn_dma_sync_sg_for_device;
-extern ia64_mv_dma_mapping_error sn_dma_mapping_error;
-extern ia64_mv_dma_supported sn_dma_supported;
extern ia64_mv_migrate_t sn_migrate;
extern ia64_mv_kernel_launch_event_t sn_kernel_launch_event;
extern ia64_mv_setup_msi_irq_t sn_setup_msi_irq;
@@ -112,18 +100,6 @@ extern ia64_mv_pci_fixup_bus_t sn_pci_fixup_bus;
#define platform_pci_legacy_read sn_pci_legacy_read
#define platform_pci_legacy_write sn_pci_legacy_write
#define platform_dma_init sn_dma_init
-#define platform_dma_alloc_coherent sn_dma_alloc_coherent
-#define platform_dma_free_coherent sn_dma_free_coherent
-#define platform_dma_map_single_attrs sn_dma_map_single_attrs
-#define platform_dma_unmap_single_attrs sn_dma_unmap_single_attrs
-#define platform_dma_map_sg_attrs sn_dma_map_sg_attrs
-#define platform_dma_unmap_sg_attrs sn_dma_unmap_sg_attrs
-#define platform_dma_sync_single_for_cpu sn_dma_sync_single_for_cpu
-#define platform_dma_sync_sg_for_cpu sn_dma_sync_sg_for_cpu
-#define platform_dma_sync_single_for_device sn_dma_sync_single_for_device
-#define platform_dma_sync_sg_for_device sn_dma_sync_sg_for_device
-#define platform_dma_mapping_error sn_dma_mapping_error
-#define platform_dma_supported sn_dma_supported
#define platform_migrate sn_migrate
#define platform_kernel_launch_event sn_kernel_launch_event
#ifdef CONFIG_PCI_MSI
--
1.6.0.6

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