diff options
| author | Stefano Stabellini <stefano.stabellini@xilinx.com> | 2020-07-11 01:34:20 +0300 |
|---|---|---|
| committer | Juergen Gross <jgross@suse.com> | 2020-08-04 08:45:29 +0300 |
| commit | d900781a170da5ed0fc9840c260384bac0710c09 (patch) | |
| tree | fbee5c6fd6d29fda5e22722c31389f3dbee1008c /drivers/xen/swiotlb-xen.c | |
| parent | 2cf6a91347b94528c646cbdd9d295770ea7d447d (diff) | |
| download | linux-d900781a170da5ed0fc9840c260384bac0710c09.tar.xz | |
swiotlb-xen: add struct device * parameter to xen_bus_to_phys
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/20200710223427.6897-4-sstabellini@kernel.org
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'drivers/xen/swiotlb-xen.c')
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index dbe710a59bf2..a8e447137faf 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -67,7 +67,7 @@ static inline dma_addr_t xen_phys_to_bus(struct device *dev, phys_addr_t paddr) return dma; } -static inline phys_addr_t xen_bus_to_phys(dma_addr_t baddr) +static inline phys_addr_t xen_bus_to_phys(struct device *dev, dma_addr_t baddr) { unsigned long xen_pfn = bfn_to_pfn(XEN_PFN_DOWN(baddr)); dma_addr_t dma = (dma_addr_t)xen_pfn << XEN_PAGE_SHIFT; @@ -339,7 +339,7 @@ xen_swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr, /* do not use virt_to_phys because on ARM it doesn't return you the * physical address */ - phys = xen_bus_to_phys(dev_addr); + phys = xen_bus_to_phys(hwdev, dev_addr); /* Convert the size to actually allocated. */ size = 1UL << (order + XEN_PAGE_SHIFT); @@ -423,7 +423,7 @@ done: static void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, unsigned long attrs) { - phys_addr_t paddr = xen_bus_to_phys(dev_addr); + phys_addr_t paddr = xen_bus_to_phys(hwdev, dev_addr); BUG_ON(dir == DMA_NONE); @@ -439,7 +439,7 @@ static void xen_swiotlb_sync_single_for_cpu(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir) { - phys_addr_t paddr = xen_bus_to_phys(dma_addr); + phys_addr_t paddr = xen_bus_to_phys(dev, dma_addr); if (!dev_is_dma_coherent(dev)) xen_dma_sync_for_cpu(dma_addr, paddr, size, dir); @@ -452,7 +452,7 @@ static void xen_swiotlb_sync_single_for_device(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir) { - phys_addr_t paddr = xen_bus_to_phys(dma_addr); + phys_addr_t paddr = xen_bus_to_phys(dev, dma_addr); if (is_xen_swiotlb_buffer(dma_addr)) swiotlb_tbl_sync_single(dev, paddr, size, dir, SYNC_FOR_DEVICE); |