 6f559013c8
			
		
	
	
		6f559013c8
		
	
	
	
	
		
			
			Use the correct printf formats, so that a 32-bit compile doesn't spit out lots of warnings about %lx being incompatible with uint64_t. Suggested-by: Eric Blake <eblake@redhat.com> Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com> Reviewed-by: Eric Blake <eblake@redhat.com> Tested-by: Eric Blake <eblake@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20180322095220.9976-4-yuval.shaia@oracle.com> Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
		
			
				
	
	
		
			52 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * QEMU paravirtual RDMA - Generic RDMA backend
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|  *
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|  * Copyright (C) 2018 Oracle
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|  * Copyright (C) 2018 Red Hat Inc
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|  *
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|  * Authors:
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|  *     Yuval Shaia <yuval.shaia@oracle.com>
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|  *     Marcel Apfelbaum <marcel@redhat.com>
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|  *
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|  * This work is licensed under the terms of the GNU GPL, version 2 or later.
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|  * See the COPYING file in the top-level directory.
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|  *
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|  */
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| 
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| #include "rdma_utils.h"
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| 
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| void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen)
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| {
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|     void *p;
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|     hwaddr len = plen;
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| 
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|     if (!addr) {
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|         pr_dbg("addr is NULL\n");
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|         return NULL;
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|     }
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| 
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|     p = pci_dma_map(dev, addr, &len, DMA_DIRECTION_TO_DEVICE);
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|     if (!p) {
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|         pr_dbg("Fail in pci_dma_map, addr=0x%" PRIx64 ", len=%" PRId64 "\n",
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|                addr, len);
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|         return NULL;
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|     }
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| 
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|     if (len != plen) {
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|         rdma_pci_dma_unmap(dev, p, len);
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|         return NULL;
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|     }
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| 
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|     pr_dbg("0x%" PRIx64 " -> %p (len=% " PRId64 ")\n", addr, p, len);
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| 
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|     return p;
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| }
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| 
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| void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len)
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| {
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|     pr_dbg("%p\n", buffer);
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|     if (buffer) {
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|         pci_dma_unmap(dev, buffer, len, DMA_DIRECTION_TO_DEVICE, 0);
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|     }
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| }
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