mirror of
				https://kernel.googlesource.com/pub/scm/linux/kernel/git/stable/linux-stable.git
				synced 2025-11-04 07:44:51 +10:00 
			
		
		
		
	IB/mthca: Use the dma state API instead of pci equivalents
The DMA API is preferred; no functional change. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
		
							parent
							
								
									0eddb519b9
								
							
						
					
					
						commit
						3a2baff783
					
				@ -211,7 +211,7 @@ int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct,
 | 
			
		||||
		if (!buf->direct.buf)
 | 
			
		||||
			return -ENOMEM;
 | 
			
		||||
 | 
			
		||||
		pci_unmap_addr_set(&buf->direct, mapping, t);
 | 
			
		||||
		dma_unmap_addr_set(&buf->direct, mapping, t);
 | 
			
		||||
 | 
			
		||||
		memset(buf->direct.buf, 0, size);
 | 
			
		||||
 | 
			
		||||
@ -251,7 +251,7 @@ int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct,
 | 
			
		||||
				goto err_free;
 | 
			
		||||
 | 
			
		||||
			dma_list[i] = t;
 | 
			
		||||
			pci_unmap_addr_set(&buf->page_list[i], mapping, t);
 | 
			
		||||
			dma_unmap_addr_set(&buf->page_list[i], mapping, t);
 | 
			
		||||
 | 
			
		||||
			clear_page(buf->page_list[i].buf);
 | 
			
		||||
		}
 | 
			
		||||
@ -289,12 +289,12 @@ void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf,
 | 
			
		||||
 | 
			
		||||
	if (is_direct)
 | 
			
		||||
		dma_free_coherent(&dev->pdev->dev, size, buf->direct.buf,
 | 
			
		||||
				  pci_unmap_addr(&buf->direct, mapping));
 | 
			
		||||
				  dma_unmap_addr(&buf->direct, mapping));
 | 
			
		||||
	else {
 | 
			
		||||
		for (i = 0; i < (size + PAGE_SIZE - 1) / PAGE_SIZE; ++i)
 | 
			
		||||
			dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
 | 
			
		||||
					  buf->page_list[i].buf,
 | 
			
		||||
					  pci_unmap_addr(&buf->page_list[i],
 | 
			
		||||
					  dma_unmap_addr(&buf->page_list[i],
 | 
			
		||||
							 mapping));
 | 
			
		||||
		kfree(buf->page_list);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
@ -504,7 +504,7 @@ static int mthca_create_eq(struct mthca_dev *dev,
 | 
			
		||||
			goto err_out_free_pages;
 | 
			
		||||
 | 
			
		||||
		dma_list[i] = t;
 | 
			
		||||
		pci_unmap_addr_set(&eq->page_list[i], mapping, t);
 | 
			
		||||
		dma_unmap_addr_set(&eq->page_list[i], mapping, t);
 | 
			
		||||
 | 
			
		||||
		clear_page(eq->page_list[i].buf);
 | 
			
		||||
	}
 | 
			
		||||
@ -579,7 +579,7 @@ static int mthca_create_eq(struct mthca_dev *dev,
 | 
			
		||||
		if (eq->page_list[i].buf)
 | 
			
		||||
			dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
 | 
			
		||||
					  eq->page_list[i].buf,
 | 
			
		||||
					  pci_unmap_addr(&eq->page_list[i],
 | 
			
		||||
					  dma_unmap_addr(&eq->page_list[i],
 | 
			
		||||
							 mapping));
 | 
			
		||||
 | 
			
		||||
	mthca_free_mailbox(dev, mailbox);
 | 
			
		||||
@ -629,7 +629,7 @@ static void mthca_free_eq(struct mthca_dev *dev,
 | 
			
		||||
	for (i = 0; i < npages; ++i)
 | 
			
		||||
		pci_free_consistent(dev->pdev, PAGE_SIZE,
 | 
			
		||||
				    eq->page_list[i].buf,
 | 
			
		||||
				    pci_unmap_addr(&eq->page_list[i], mapping));
 | 
			
		||||
				    dma_unmap_addr(&eq->page_list[i], mapping));
 | 
			
		||||
 | 
			
		||||
	kfree(eq->page_list);
 | 
			
		||||
	mthca_free_mailbox(dev, mailbox);
 | 
			
		||||
 | 
			
		||||
@ -46,7 +46,7 @@
 | 
			
		||||
 | 
			
		||||
struct mthca_buf_list {
 | 
			
		||||
	void *buf;
 | 
			
		||||
	DECLARE_PCI_UNMAP_ADDR(mapping)
 | 
			
		||||
	DEFINE_DMA_UNMAP_ADDR(mapping);
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
union mthca_buf {
 | 
			
		||||
 | 
			
		||||
		Loading…
	
		Reference in New Issue
	
	Block a user