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[PATCH v3 06/11] swiotlb-xen: add struct device * parameter to xen_dma_sync_for_device



From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxx>

No functional changes. The parameter is unused in this patch but will be
used by next patches.

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxx>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Tested-by: Corey Minyard <cminyard@xxxxxxxxxx>
Tested-by: Roman Shaposhnik <roman@xxxxxxxxxx>
---
Changes in v3:
- add whitespace in title
- improve commit message
---
 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 d04b7a15124f..8a3a7bcc5ec0 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -408,7 +408,7 @@ 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;
 }
 
@@ -458,7 +458,7 @@ 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




 


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