powerpc: rename swiotlb_dma_ops

We'll need that name for a generic implementation soon.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

diff --git a/arch/powerpc/include/asm/swiotlb.h b/arch/powerpc/include/asm/swiotlb.h
index 9341ee8..f65ecf5 100644 (file)
--- a/arch/powerpc/include/asm/swiotlb.h
+++ b/arch/powerpc/include/asm/swiotlb.h
@@ -13,7 +13,7 @@
 
 #include <linux/swiotlb.h>
 
-extern const struct dma_map_ops swiotlb_dma_ops;
+extern const struct dma_map_ops powerpc_swiotlb_dma_ops;
 
 extern unsigned int ppc_swiotlb_enable;
 int __init swiotlb_setup_bus_notifier(void);

diff --git a/arch/powerpc/kernel/dma-swiotlb.c b/arch/powerpc/kernel/dma-swiotlb.c
index f1e99b9..506ac4f 100644 (file)
--- a/arch/powerpc/kernel/dma-swiotlb.c
+++ b/arch/powerpc/kernel/dma-swiotlb.c
@@ -46,7 +46,7 @@ static u64 swiotlb_powerpc_get_required(struct device *dev)
  * map_page, and unmap_page on highmem, use normal dma_ops
  * for everything else.
  */
-const struct dma_map_ops swiotlb_dma_ops = {
+const struct dma_map_ops powerpc_swiotlb_dma_ops = {
        .alloc = __dma_nommu_alloc_coherent,
        .free = __dma_nommu_free_coherent,
        .mmap = dma_nommu_mmap_coherent,
@@ -89,7 +89,7 @@ static int ppc_swiotlb_bus_notify(struct notifier_block *nb,
 
        /* May need to bounce if the device can't address all of DRAM */
        if ((dma_get_mask(dev) + 1) < memblock_end_of_DRAM())
-               set_dma_ops(dev, &swiotlb_dma_ops);
+               set_dma_ops(dev, &powerpc_swiotlb_dma_ops);
 
        return NOTIFY_DONE;
 }

diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c
index 7607984..da20569 100644 (file)
--- a/arch/powerpc/kernel/dma.c
+++ b/arch/powerpc/kernel/dma.c
@@ -33,7 +33,7 @@ static u64 __maybe_unused get_pfn_limit(struct device *dev)
        struct dev_archdata __maybe_unused *sd = &dev->archdata;
 
 #ifdef CONFIG_SWIOTLB
-       if (sd->max_direct_dma_addr && dev->dma_ops == &swiotlb_dma_ops)
+       if (sd->max_direct_dma_addr && dev->dma_ops == &powerpc_swiotlb_dma_ops)
                pfn = min_t(u64, pfn, sd->max_direct_dma_addr >> PAGE_SHIFT);
 #endif
 

diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index e4d0133..61e07c7 100644 (file)
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -118,7 +118,7 @@ static void setup_swiotlb_ops(struct pci_controller *hose)
 {
        if (ppc_swiotlb_enable) {
                hose->controller_ops.dma_dev_setup = pci_dma_dev_setup_swiotlb;
-               set_pci_dma_ops(&swiotlb_dma_ops);
+               set_pci_dma_ops(&powerpc_swiotlb_dma_ops);
        }
 }
 #else