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authorStefano Stabellini <stefano.stabellini@xilinx.com>2020-07-10 15:34:22 -0700
committerJuergen Gross <jgross@suse.com>2020-08-04 07:48:08 +0200
commit995d3556694edd3c6dda7671b46ad4a6b3043f2f (patch)
tree97f644af33d82a91e13ed75376d81d1efdc7b803
parent297f7f82636115d6db4211b8d81764223baf2908 (diff)
swiotlb-xen: add struct device * parameter to xen_dma_sync_for_device
No functional changes. The parameter is unused in this patch but will be used by next patches. Signed-off-by: Stefano Stabellini <stefano.stabellini@xilinx.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Tested-by: Corey Minyard <cminyard@mvista.com> Tested-by: Roman Shaposhnik <roman@zededa.com> Link: https://lore.kernel.org/r/20200710223427.6897-6-sstabellini@kernel.org Signed-off-by: Juergen Gross <jgross@suse.com>
-rw-r--r--arch/arm/xen/mm.c5
-rw-r--r--drivers/xen/swiotlb-xen.c4
-rw-r--r--include/xen/swiotlb-xen.h5
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;