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Commit 6649e92d authored by Jens-Michael Hoffmann's avatar Jens-Michael Hoffmann Committed by Jody McIntyre
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ieee1394/dma: LIndent fixes 



This patch contains fixes by LIndent.

Signed-off-by: default avatarJens-Michael Hoffmann <jensmh@gmx.de>
Signed-off-by: default avatarJody McIntyre <scjody@modernduck.com>
parent a96074e7

drivers/ieee1394/dma.c

+45 −28
Original line number Diff line number Diff line
@@ -23,7 +23,8 @@ void dma_prog_region_init(struct dma_prog_region *prog) 
	prog->bus_addr = 0;

}



int  dma_prog_region_alloc(struct dma_prog_region *prog, unsigned long n_bytes, struct pci_dev *dev)

int dma_prog_region_alloc(struct dma_prog_region *prog, unsigned long n_bytes,

			  struct pci_dev *dev)

{

	/* round up to page size */

	n_bytes = PAGE_ALIGN(n_bytes);
@@ -32,7 +33,8 @@ int dma_prog_region_alloc(struct dma_prog_region *prog, unsigned long n_bytes, 


	prog->kvirt = pci_alloc_consistent(dev, n_bytes, &prog->bus_addr);

	if (!prog->kvirt) {

		printk(KERN_ERR "dma_prog_region_alloc: pci_alloc_consistent() failed\n");

		printk(KERN_ERR

		       "dma_prog_region_alloc: pci_alloc_consistent() failed\n");

		dma_prog_region_free(prog);

		return -ENOMEM;

	}
@@ -45,7 +47,8 @@ int dma_prog_region_alloc(struct dma_prog_region *prog, unsigned long n_bytes, 
void dma_prog_region_free(struct dma_prog_region *prog)

{

	if (prog->kvirt) {

		pci_free_consistent(prog->dev, prog->n_pages << PAGE_SHIFT, prog->kvirt, prog->bus_addr);

		pci_free_consistent(prog->dev, prog->n_pages << PAGE_SHIFT,

				    prog->kvirt, prog->bus_addr);

	}



	prog->kvirt = NULL;
@@ -65,7 +68,8 @@ void dma_region_init(struct dma_region *dma) 
	dma->sglist = NULL;

}



int dma_region_alloc(struct dma_region *dma, unsigned long n_bytes, struct pci_dev *dev, int direction)

int dma_region_alloc(struct dma_region *dma, unsigned long n_bytes,

		     struct pci_dev *dev, int direction)

{

	unsigned int i;
@@ -95,14 +99,16 @@ int dma_region_alloc(struct dma_region *dma, unsigned long n_bytes, struct pci_d 


	/* fill scatter/gather list with pages */

	for (i = 0; i < dma->n_pages; i++) {

		unsigned long va = (unsigned long) dma->kvirt + (i << PAGE_SHIFT);

		unsigned long va =

		    (unsigned long)dma->kvirt + (i << PAGE_SHIFT);



		dma->sglist[i].page = vmalloc_to_page((void *)va);

		dma->sglist[i].length = PAGE_SIZE;

	}



	/* map sglist to the IOMMU */

	dma->n_dma_pages = pci_map_sg(dev, dma->sglist, dma->n_pages, direction);

	dma->n_dma_pages =

	    pci_map_sg(dev, dma->sglist, dma->n_pages, direction);



	if (dma->n_dma_pages == 0) {

		printk(KERN_ERR "dma_region_alloc: pci_map_sg() failed\n");
@@ -122,7 +128,8 @@ int dma_region_alloc(struct dma_region *dma, unsigned long n_bytes, struct pci_d 
void dma_region_free(struct dma_region *dma)

{

	if (dma->n_dma_pages) {

		pci_unmap_sg(dma->dev, dma->sglist, dma->n_pages, dma->direction);

		pci_unmap_sg(dma->dev, dma->sglist, dma->n_pages,

			     dma->direction);

		dma->n_dma_pages = 0;

		dma->dev = NULL;

	}
@@ -137,7 +144,8 @@ void dma_region_free(struct dma_region *dma) 


/* find the scatterlist index and remaining offset corresponding to a

   given offset from the beginning of the buffer */

static inline int dma_region_find(struct dma_region *dma, unsigned long offset, unsigned long *rem)

static inline int dma_region_find(struct dma_region *dma, unsigned long offset,

				  unsigned long *rem)

{

	int i;

	unsigned long off = offset;
@@ -156,15 +164,18 @@ static inline int dma_region_find(struct dma_region *dma, unsigned long offset, 
	return i;

}



dma_addr_t dma_region_offset_to_bus(struct dma_region *dma, unsigned long offset)

dma_addr_t dma_region_offset_to_bus(struct dma_region * dma,

				    unsigned long offset)

{

	unsigned long rem = 0;



	struct scatterlist *sg = &dma->sglist[dma_region_find(dma, offset, &rem)];

	struct scatterlist *sg =

	    &dma->sglist[dma_region_find(dma, offset, &rem)];

	return sg_dma_address(sg) + rem;

}



void dma_region_sync_for_cpu(struct dma_region *dma, unsigned long offset, unsigned long len)

void dma_region_sync_for_cpu(struct dma_region *dma, unsigned long offset,

			     unsigned long len)

{

	int first, last;

	unsigned long rem;
@@ -175,10 +186,12 @@ void dma_region_sync_for_cpu(struct dma_region *dma, unsigned long offset, unsig 
	first = dma_region_find(dma, offset, &rem);

	last = dma_region_find(dma, offset + len - 1, &rem);



	pci_dma_sync_sg_for_cpu(dma->dev, &dma->sglist[first], last - first + 1, dma->direction);

	pci_dma_sync_sg_for_cpu(dma->dev, &dma->sglist[first], last - first + 1,

				dma->direction);

}



void dma_region_sync_for_device(struct dma_region *dma, unsigned long offset, unsigned long len)

void dma_region_sync_for_device(struct dma_region *dma, unsigned long offset,

				unsigned long len)

{

	int first, last;

	unsigned long rem;
@@ -189,15 +202,16 @@ void dma_region_sync_for_device(struct dma_region *dma, unsigned long offset, un 
	first = dma_region_find(dma, offset, &rem);

	last = dma_region_find(dma, offset + len - 1, &rem);



	pci_dma_sync_sg_for_device(dma->dev, &dma->sglist[first], last - first + 1, dma->direction);

	pci_dma_sync_sg_for_device(dma->dev, &dma->sglist[first],

				   last - first + 1, dma->direction);

}



#ifdef CONFIG_MMU



/* nopage() handler for mmap access */



static struct page*

dma_region_pagefault(struct vm_area_struct *area, unsigned long address, int *type)

static struct page *dma_region_pagefault(struct vm_area_struct *area,

					 unsigned long address, int *type)

{

	unsigned long offset;

	unsigned long kernel_virt_addr;
@@ -209,7 +223,8 @@ dma_region_pagefault(struct vm_area_struct *area, unsigned long address, int *ty 
		goto out;



	if ((address < (unsigned long)area->vm_start) ||

	    (address > (unsigned long) area->vm_start + (dma->n_pages << PAGE_SHIFT)) )

	    (address >

	     (unsigned long)area->vm_start + (dma->n_pages << PAGE_SHIFT)))

		goto out;



	if (type)
@@ -226,7 +241,8 @@ static struct vm_operations_struct dma_region_vm_ops = { 
	.nopage = dma_region_pagefault,

};



int dma_region_mmap(struct dma_region *dma, struct file *file, struct vm_area_struct *vma)

int dma_region_mmap(struct dma_region *dma, struct file *file,

		    struct vm_area_struct *vma)

{

	unsigned long size;
@@ -252,7 +268,8 @@ int dma_region_mmap(struct dma_region *dma, struct file *file, struct vm_area_st 


#else				/* CONFIG_MMU */



int dma_region_mmap(struct dma_region *dma, struct file *file, struct vm_area_struct *vma)

int dma_region_mmap(struct dma_region *dma, struct file *file,

		    struct vm_area_struct *vma)

{

	return -EINVAL;

}