[PATCH v2 06/11] swiotlb-xen: add struct device* parameter to xen_dma_sync_for_device

Stefano Stabellini
2020-06-03T22:23:04Z

From: Stefano Stabellini <stefano.stabellini@xilinx.com>

The parameter is unused in this patch.
No functional changes.

Signed-off-by: Stefano Stabellini <stefano.stabellini@xilinx.com>
Tested-by: Corey Minyard <cminyard@mvista.com>
Tested-by: Roman Shaposhnik <roman@zededa.com>
---
arch/arm/xen/mm.c | 5 +++--
drivers/xen/swiotlb-xen.c | 4 ++--
include/xen/swiotlb-xen.h | 5 +++--
3 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/arch/arm/xen/mm.c b/arch/arm/xen/mm.c
index 1a00e8003c64..f2414ea40a79 100644
--- a/arch/arm/xen/mm.c
+++ b/arch/arm/xen/mm.c
@@ -81,8 +81,9 @@ void xen_dma_sync_for_cpu(struct device *dev, dma_addr_t handle,
dma_cache_maint(handle, size, GNTTAB_CACHE_INVAL);
}

-void xen_dma_sync_for_device(dma_addr_t handle, phys_addr_t paddr, size_t size,
- enum dma_data_direction dir)
+void xen_dma_sync_for_device(struct device *dev, dma_addr_t handle,
+ phys_addr_t paddr, size_t size,
+ enum dma_data_direction dir)
{
if (pfn_valid(PFN_DOWN(handle)))
arch_sync_dma_for_device(paddr, size, dir);
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index d9b3d9f2a7d1..9b846c143c90 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -405,7 +405,7 @@ static dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page,

done:
if (!dev_is_dma_coherent(dev) && !(attrs & DMA_ATTR_SKIP_CPU_SYNC))
- xen_dma_sync_for_device(dev_addr, phys, size, dir);
+ xen_dma_sync_for_device(dev, dev_addr, phys, size, dir);
return dev_addr;
}

@@ -455,7 +455,7 @@ xen_swiotlb_sync_single_for_device(struct device *dev, dma_addr_t dma_addr,
swiotlb_tbl_sync_single(dev, paddr, size, dir, SYNC_FOR_DEVICE);

if (!dev_is_dma_coherent(dev))
- xen_dma_sync_for_device(dma_addr, paddr, size, dir);
+ xen_dma_sync_for_device(dev, dma_addr, paddr, size, dir);
}

/*
diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
index f62d1854780b..6d235fe2b92d 100644
--- a/include/xen/swiotlb-xen.h
+++ b/include/xen/swiotlb-xen.h
@@ -7,8 +7,9 @@
void xen_dma_sync_for_cpu(struct device *dev, dma_addr_t handle,
phys_addr_t paddr, size_t size,
enum dma_data_direction dir);
-void xen_dma_sync_for_device(dma_addr_t handle, phys_addr_t paddr, size_t size,
- enum dma_data_direction dir);
+void xen_dma_sync_for_device(struct device *dev, dma_addr_t handle,
+ phys_addr_t paddr, size_t size,
+ enum dma_data_direction dir);

extern int xen_swiotlb_init(int verbose, bool early);
extern const struct dma_map_ops xen_swiotlb_dma_ops;
--
2.17.1