consistent.c (3eb66e91a25497065c5322b1268cbc3953642227) consistent.c (6d80f20c5328ad24dde0fddb980f60734a17b911)
1/*
2 * Copyright (C) 2004 - 2007 Paul Mundt
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 */
8#include <linux/mm.h>

--- 29 unchanged lines hidden (view full) ---

38 char *name, unsigned long memsize)
39{
40 struct resource *r;
41 dma_addr_t dma_handle;
42 void *buf;
43
44 r = pdev->resource + pdev->num_resources - 1;
45 if (r->flags) {
1/*
2 * Copyright (C) 2004 - 2007 Paul Mundt
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 */
8#include <linux/mm.h>

--- 29 unchanged lines hidden (view full) ---

38 char *name, unsigned long memsize)
39{
40 struct resource *r;
41 dma_addr_t dma_handle;
42 void *buf;
43
44 r = pdev->resource + pdev->num_resources - 1;
45 if (r->flags) {
46 pr_warning("%s: unable to find empty space for resource\n",
47 name);
46 pr_warn("%s: unable to find empty space for resource\n", name);
48 return -EINVAL;
49 }
50
51 memchunk_cmdline_override(name, &memsize);
52 if (!memsize)
53 return 0;
54
55 buf = dma_alloc_coherent(&pdev->dev, memsize, &dma_handle, GFP_KERNEL);
56 if (!buf) {
47 return -EINVAL;
48 }
49
50 memchunk_cmdline_override(name, &memsize);
51 if (!memsize)
52 return 0;
53
54 buf = dma_alloc_coherent(&pdev->dev, memsize, &dma_handle, GFP_KERNEL);
55 if (!buf) {
57 pr_warning("%s: unable to allocate memory\n", name);
56 pr_warn("%s: unable to allocate memory\n", name);
58 return -ENOMEM;
59 }
60
61 memset(buf, 0, memsize);
62
63 r->flags = IORESOURCE_MEM;
64 r->start = dma_handle;
65 r->end = r->start + memsize - 1;
66 r->name = name;
67 return 0;
68}
57 return -ENOMEM;
58 }
59
60 memset(buf, 0, memsize);
61
62 r->flags = IORESOURCE_MEM;
63 r->start = dma_handle;
64 r->end = r->start + memsize - 1;
65 r->name = name;
66 return 0;
67}