Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 261841
b: refs/heads/master
c: 3a17bfa
h: refs/heads/master
i:
  261839: a1d6fd5
v: v3
  • Loading branch information
Geert Uytterhoeven committed Jul 30, 2011
1 parent 7a3cb8f commit 9ad13cb
Show file tree
Hide file tree
Showing 2 changed files with 16 additions and 21 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: b4f6f45302a9440e26f71dab0b95906bcc3bd13a
refs/heads/master: 3a17bfa4fb37e7f8e06ef31feafec559bd4c6699
35 changes: 15 additions & 20 deletions trunk/arch/m68k/amiga/chipram.c
Original file line number Diff line number Diff line change
Expand Up @@ -43,24 +43,20 @@ void __init amiga_chip_init(void)
void *amiga_chip_alloc(unsigned long size, const char *name)
{
struct resource *res;
void *p;

/* round up */
size = PAGE_ALIGN(size);

pr_debug("amiga_chip_alloc: allocate %lu bytes\n", size);
res = kzalloc(sizeof(struct resource), GFP_KERNEL);
if (!res)
return NULL;
res->name = name;

if (allocate_resource(&chipram_res, res, size, 0, UINT_MAX, PAGE_SIZE,
NULL, NULL) < 0) {
res->name = name;
p = amiga_chip_alloc_res(size, res);
if (!p) {
kfree(res);
return NULL;
}
chipavail -= size;
pr_debug("amiga_chip_alloc: returning %pR\n", res);
return (void *)ZTWO_VADDR(res->start);

return p;
}
EXPORT_SYMBOL(amiga_chip_alloc);

Expand All @@ -72,23 +68,22 @@ EXPORT_SYMBOL(amiga_chip_alloc);
* those drivers must not free that Chip RAM afterwards.
*/

void * __init amiga_chip_alloc_res(unsigned long size, struct resource *res)
void *amiga_chip_alloc_res(unsigned long size, struct resource *res)
{
unsigned long start;
int error;

/* round up */
size = PAGE_ALIGN(size);
/* dmesg into chipmem prefers memory at the safe end */
start = CHIP_PHYSADDR + chipavail - size;

pr_debug("amiga_chip_alloc_res: allocate %lu bytes\n", size);
if (allocate_resource(&chipram_res, res, size, start, UINT_MAX,
PAGE_SIZE, NULL, NULL) < 0) {
pr_err("amiga_chip_alloc_res: first alloc failed!\n");
if (allocate_resource(&chipram_res, res, size, 0, UINT_MAX,
PAGE_SIZE, NULL, NULL) < 0)
return NULL;
error = allocate_resource(&chipram_res, res, size, 0, UINT_MAX,
PAGE_SIZE, NULL, NULL);
if (error < 0) {
pr_err("amiga_chip_alloc_res: allocate_resource() failed %d!\n",
error);
return NULL;
}

chipavail -= size;
pr_debug("amiga_chip_alloc_res: returning %pR\n", res);
return (void *)ZTWO_VADDR(res->start);
Expand Down

0 comments on commit 9ad13cb

Please sign in to comment.