dma-mapping: replace all DMA_32BIT_MASK macro with DMA_BIT_MASK(32)

Replace all DMA_32BIT_MASK macro with DMA_BIT_MASK(32)

Signed-off-by: Yang Hongyang<yanghy@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 0cf2d900422b..136a01d52db0 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -40,7 +40,7 @@ EXPORT_SYMBOL(bad_dma_address);
    to older i386. */
 struct device x86_dma_fallback_dev = {
         .init_name = "fallback device",
-        .coherent_dma_mask = DMA_32BIT_MASK,
+        .coherent_dma_mask = DMA_BIT_MASK(32),
         .dma_mask = &x86_dma_fallback_dev.coherent_dma_mask,
 };
 EXPORT_SYMBOL(x86_dma_fallback_dev);
@@ -148,7 +148,7 @@ again:
         if (!is_buffer_dma_capable(dma_mask, addr, size)) {
                 __free_pages(page, get_order(size));
 
-                if (dma_mask < DMA_32BIT_MASK && !(flag & GFP_DMA)) {
+                if (dma_mask < DMA_BIT_MASK(32) && !(flag & GFP_DMA)) {
                         flag = (flag & ~GFP_DMA32) | GFP_DMA;
                         goto again;
                 }