From 351d21db352ebeeb7c9ec21fc723cefb08a58946 Mon Sep 17 00:00:00 2001
From: Eric Sesterhenn <snakebyte@gmx.de>
Date: Fri, 24 Mar 2006 18:47:11 +0100
Subject: [PATCH] --- yaml --- r: 23685 b: refs/heads/master c:
 34814545890db603b7648ea2ea477d1f83b61297 h: refs/heads/master i:   23683:
 431708ad22bf0a2e3755158c41b5920f10a2e671 v: v3

---
 [refs]              |  2 +-
 trunk/lib/swiotlb.c | 32 ++++++++++++--------------------
 2 files changed, 13 insertions(+), 21 deletions(-)

diff --git a/[refs] b/[refs]
index 873fe7d9f594..185dd70a6680 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6978c7052f2e22c6c40781cdd4eba5c4bce9a789
+refs/heads/master: 34814545890db603b7648ea2ea477d1f83b61297
diff --git a/trunk/lib/swiotlb.c b/trunk/lib/swiotlb.c
index 0af497b6b9a8..10625785eefd 100644
--- a/trunk/lib/swiotlb.c
+++ b/trunk/lib/swiotlb.c
@@ -296,8 +296,7 @@ map_single(struct device *hwdev, char *buffer, size_t size, int dir)
 	else
 		stride = 1;
 
-	if (!nslots)
-		BUG();
+	BUG_ON(!nslots);
 
 	/*
 	 * Find suitable number of IO TLB entries size that will fit this
@@ -416,14 +415,14 @@ sync_single(struct device *hwdev, char *dma_addr, size_t size,
 	case SYNC_FOR_CPU:
 		if (likely(dir == DMA_FROM_DEVICE || dir == DMA_BIDIRECTIONAL))
 			memcpy(buffer, dma_addr, size);
-		else if (dir != DMA_TO_DEVICE)
-			BUG();
+		else
+			BUG_ON(dir != DMA_TO_DEVICE);
 		break;
 	case SYNC_FOR_DEVICE:
 		if (likely(dir == DMA_TO_DEVICE || dir == DMA_BIDIRECTIONAL))
 			memcpy(dma_addr, buffer, size);
-		else if (dir != DMA_FROM_DEVICE)
-			BUG();
+		else
+			BUG_ON(dir != DMA_FROM_DEVICE);
 		break;
 	default:
 		BUG();
@@ -529,8 +528,7 @@ swiotlb_map_single(struct device *hwdev, void *ptr, size_t size, int dir)
 	unsigned long dev_addr = virt_to_phys(ptr);
 	void *map;
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 	/*
 	 * If the pointer passed in happens to be in the device's DMA window,
 	 * we can safely return the device addr and not worry about bounce
@@ -592,8 +590,7 @@ swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, size_t size,
 {
 	char *dma_addr = phys_to_virt(dev_addr);
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 	if (dma_addr >= io_tlb_start && dma_addr < io_tlb_end)
 		unmap_single(hwdev, dma_addr, size, dir);
 	else if (dir == DMA_FROM_DEVICE)
@@ -616,8 +613,7 @@ swiotlb_sync_single(struct device *hwdev, dma_addr_t dev_addr,
 {
 	char *dma_addr = phys_to_virt(dev_addr);
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 	if (dma_addr >= io_tlb_start && dma_addr < io_tlb_end)
 		sync_single(hwdev, dma_addr, size, dir, target);
 	else if (dir == DMA_FROM_DEVICE)
@@ -648,8 +644,7 @@ swiotlb_sync_single_range(struct device *hwdev, dma_addr_t dev_addr,
 {
 	char *dma_addr = phys_to_virt(dev_addr) + offset;
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 	if (dma_addr >= io_tlb_start && dma_addr < io_tlb_end)
 		sync_single(hwdev, dma_addr, size, dir, target);
 	else if (dir == DMA_FROM_DEVICE)
@@ -696,8 +691,7 @@ swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, int nelems,
 	unsigned long dev_addr;
 	int i;
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 
 	for (i = 0; i < nelems; i++, sg++) {
 		addr = SG_ENT_VIRT_ADDRESS(sg);
@@ -730,8 +724,7 @@ swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nelems,
 {
 	int i;
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 
 	for (i = 0; i < nelems; i++, sg++)
 		if (sg->dma_address != SG_ENT_PHYS_ADDRESS(sg))
@@ -753,8 +746,7 @@ swiotlb_sync_sg(struct device *hwdev, struct scatterlist *sg,
 {
 	int i;
 
-	if (dir == DMA_NONE)
-		BUG();
+	BUG_ON(dir == DMA_NONE);
 
 	for (i = 0; i < nelems; i++, sg++)
 		if (sg->dma_address != SG_ENT_PHYS_ADDRESS(sg))