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Subject[PATCH 2/5] powerpc: remove swiotlb_pci_dma_ops
Date
Now swiotlb_pci_dma_ops is identical to swiotlb_dma_ops; we can use
swiotlb_dma_ops with any devices. This removes swiotlb_pci_dma_ops.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
arch/powerpc/include/asm/swiotlb.h | 1 -
arch/powerpc/kernel/dma-swiotlb.c | 14 --------------
arch/powerpc/platforms/85xx/mpc8536_ds.c | 2 +-
arch/powerpc/platforms/85xx/mpc85xx_ds.c | 2 +-
arch/powerpc/platforms/85xx/mpc85xx_mds.c | 2 +-
arch/powerpc/platforms/86xx/mpc86xx_hpcn.c | 2 +-
6 files changed, 4 insertions(+), 19 deletions(-)
diff --git a/arch/powerpc/include/asm/swiotlb.h b/arch/powerpc/include/asm/swiotlb.h
index 31e0e43..21ce0a3 100644
--- a/arch/powerpc/include/asm/swiotlb.h
+++ b/arch/powerpc/include/asm/swiotlb.h
@@ -14,7 +14,6 @@
#include <linux/swiotlb.h>

extern struct dma_mapping_ops swiotlb_dma_ops;
-extern struct dma_mapping_ops swiotlb_pci_dma_ops;

static inline void dma_mark_clean(void *addr, size_t size) {}

diff --git a/arch/powerpc/kernel/dma-swiotlb.c b/arch/powerpc/kernel/dma-swiotlb.c
index c9f6a30..ca141e1 100644
--- a/arch/powerpc/kernel/dma-swiotlb.c
+++ b/arch/powerpc/kernel/dma-swiotlb.c
@@ -45,20 +45,6 @@ struct dma_mapping_ops swiotlb_dma_ops = {
.sync_sg_for_device = swiotlb_sync_sg_for_device
};

-struct dma_mapping_ops swiotlb_pci_dma_ops = {
- .alloc_coherent = dma_direct_alloc_coherent,
- .free_coherent = dma_direct_free_coherent,
- .map_sg = swiotlb_map_sg_attrs,
- .unmap_sg = swiotlb_unmap_sg_attrs,
- .dma_supported = swiotlb_dma_supported,
- .map_page = swiotlb_map_page,
- .unmap_page = swiotlb_unmap_page,
- .sync_single_range_for_cpu = swiotlb_sync_single_range_for_cpu,
- .sync_single_range_for_device = swiotlb_sync_single_range_for_device,
- .sync_sg_for_cpu = swiotlb_sync_sg_for_cpu,
- .sync_sg_for_device = swiotlb_sync_sg_for_device
-};
-
void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev)
{
struct pci_controller *hose;
diff --git a/arch/powerpc/platforms/85xx/mpc8536_ds.c b/arch/powerpc/platforms/85xx/mpc8536_ds.c
index bf052c0..004b7d3 100644
--- a/arch/powerpc/platforms/85xx/mpc8536_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc8536_ds.c
@@ -96,7 +96,7 @@ static void __init mpc8536_ds_setup_arch(void)
#ifdef CONFIG_SWIOTLB
if (lmb_end_of_DRAM() > max) {
ppc_swiotlb_enable = 1;
- set_pci_dma_ops(&swiotlb_pci_dma_ops);
+ set_pci_dma_ops(&swiotlb_dma_ops);
ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
}
#endif
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
index c6f92cc..544011a 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
@@ -192,7 +192,7 @@ static void __init mpc85xx_ds_setup_arch(void)
#ifdef CONFIG_SWIOTLB
if (lmb_end_of_DRAM() > max) {
ppc_swiotlb_enable = 1;
- set_pci_dma_ops(&swiotlb_pci_dma_ops);
+ set_pci_dma_ops(&swiotlb_dma_ops);
ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
}
#endif
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
index 8b8e5f9..c4961ed 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
@@ -241,7 +241,7 @@ static void __init mpc85xx_mds_setup_arch(void)
#ifdef CONFIG_SWIOTLB
if (lmb_end_of_DRAM() > max) {
ppc_swiotlb_enable = 1;
- set_pci_dma_ops(&swiotlb_pci_dma_ops);
+ set_pci_dma_ops(&swiotlb_dma_ops);
ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
}
#endif
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 8032301..2aa69a6 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -105,7 +105,7 @@ mpc86xx_hpcn_setup_arch(void)
#ifdef CONFIG_SWIOTLB
if (lmb_end_of_DRAM() > max) {
ppc_swiotlb_enable = 1;
- set_pci_dma_ops(&swiotlb_pci_dma_ops);
+ set_pci_dma_ops(&swiotlb_dma_ops);
ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
}
#endif
--
1.6.0.6


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