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[SPARC]: BUG_ON() Conversion in arch/sparc/kernel/ioport.c 

this changes if() BUG(); constructs to BUG_ON() which is
cleaner and can better optimized away

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Sesterhenn 2006-03-10 02:55:20 -08:00 committed by David S. Miller
parent 94bbc1763b
commit 30d4d1ffed
1 changed files with 15 additions and 25 deletions
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40
arch/sparc/kernel/ioport.c
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@ -217,7 +217,7 @@ static void _sparc_free_io(struct resource *res)
unsigned long plen;
plen = res->end - res->start + 1;
if ((plen & (PAGE_SIZE-1)) != 0) BUG();
BUG_ON((plen & (PAGE_SIZE-1)) != 0);
sparc_unmapiorange(res->start, plen);
release_resource(res);
}
@ -512,8 +512,7 @@ void pci_free_consistent(struct pci_dev *pdev, size_t n, void *p, dma_addr_t ba)
dma_addr_t pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size,
int direction)
{
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
/* IIep is write-through, not flushing. */
return virt_to_phys(ptr);
}
@ -528,8 +527,7 @@ dma_addr_t pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size,
void pci_unmap_single(struct pci_dev *hwdev, dma_addr_t ba, size_t size,
int direction)
{
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
mmu_inval_dma_area((unsigned long)phys_to_virt(ba),
(size + PAGE_SIZE-1) & PAGE_MASK);
@ -542,8 +540,7 @@ void pci_unmap_single(struct pci_dev *hwdev, dma_addr_t ba, size_t size,
dma_addr_t pci_map_page(struct pci_dev *hwdev, struct page *page,
unsigned long offset, size_t size, int direction)
{
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
/* IIep is write-through, not flushing. */
return page_to_phys(page) + offset;
}
@ -551,8 +548,7 @@ dma_addr_t pci_map_page(struct pci_dev *hwdev, struct page *page,
void pci_unmap_page(struct pci_dev *hwdev,
dma_addr_t dma_address, size_t size, int direction)
{
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
/* mmu_inval_dma_area XXX */
}
@ -576,11 +572,10 @@ int pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nents,
{
int n;
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
/* IIep is write-through, not flushing. */
for (n = 0; n < nents; n++) {
if (page_address(sg->page) == NULL) BUG();
BUG_ON(page_address(sg->page) == NULL);
sg->dvma_address = virt_to_phys(page_address(sg->page));
sg->dvma_length = sg->length;
sg++;
@ -597,11 +592,10 @@ void pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nents,
{
int n;
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
for (n = 0; n < nents; n++) {
if (page_address(sg->page) == NULL) BUG();
BUG_ON(page_address(sg->page) == NULL);
mmu_inval_dma_area(
(unsigned long) page_address(sg->page),
(sg->length + PAGE_SIZE-1) & PAGE_MASK);
@ -622,8 +616,7 @@ void pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nents,
*/
void pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t ba, size_t size, int direction)
{
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
mmu_inval_dma_area((unsigned long)phys_to_virt(ba),
(size + PAGE_SIZE-1) & PAGE_MASK);
@ -632,8 +625,7 @@ void pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t ba, size_t si
void pci_dma_sync_single_for_device(struct pci_dev *hwdev, dma_addr_t ba, size_t size, int direction)
{
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
mmu_inval_dma_area((unsigned long)phys_to_virt(ba),
(size + PAGE_SIZE-1) & PAGE_MASK);
@ -650,11 +642,10 @@ void pci_dma_sync_sg_for_cpu(struct pci_dev *hwdev, struct scatterlist *sg, int
{
int n;
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
for (n = 0; n < nents; n++) {
if (page_address(sg->page) == NULL) BUG();
BUG_ON(page_address(sg->page) == NULL);
mmu_inval_dma_area(
(unsigned long) page_address(sg->page),
(sg->length + PAGE_SIZE-1) & PAGE_MASK);
@ -667,11 +658,10 @@ void pci_dma_sync_sg_for_device(struct pci_dev *hwdev, struct scatterlist *sg, i
{
int n;
if (direction == PCI_DMA_NONE)
BUG();
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
for (n = 0; n < nents; n++) {
if (page_address(sg->page) == NULL) BUG();
BUG_ON(page_address(sg->page) == NULL);
mmu_inval_dma_area(
(unsigned long) page_address(sg->page),
(sg->length + PAGE_SIZE-1) & PAGE_MASK);