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qe: Make cpm_muram_alloc_common static

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as cpm_muram_alloc_common is used only in this file,
making it static

Signed-off-by: Saurabh Sengar <saurabh.truth@gmail.com>
Signed-off-by: Scott Wood <oss@buserror.net>
This commit is contained in:
Saurabh Sengar 2016-01-26 14:22:01 +05:30 committed by Scott Wood
parent c9ee69c5e2
commit 713df30bd9
2 changed files with 33 additions and 35 deletions
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66
drivers/soc/fsl/qe/qe_common.c
View file

@ -102,6 +102,39 @@ int cpm_muram_init(void)
return ret;
}
/*
* cpm_muram_alloc_common - cpm_muram_alloc common code
* @size: number of bytes to allocate
* @algo: algorithm for alloc.
* @data: data for genalloc's algorithm.
*
* This function returns an offset into the muram area.
*/
static unsigned long cpm_muram_alloc_common(unsigned long size,
genpool_algo_t algo, void *data)
{
struct muram_block *entry;
unsigned long start;
start = gen_pool_alloc_algo(muram_pool, size, algo, data);
if (!start)
goto out2;
start = start - GENPOOL_OFFSET;
memset_io(cpm_muram_addr(start), 0, size);
entry = kmalloc(sizeof(*entry), GFP_KERNEL);
if (!entry)
goto out1;
entry->start = start;
entry->size = size;
list_add(&entry->head, &muram_block_list);
return start;
out1:
gen_pool_free(muram_pool, start, size);
out2:
return (unsigned long)-ENOMEM;
}
/*
* cpm_muram_alloc - allocate the requested size worth of multi-user ram
* @size: number of bytes to allocate
@ -175,39 +208,6 @@ unsigned long cpm_muram_alloc_fixed(unsigned long offset, unsigned long size)
}
EXPORT_SYMBOL(cpm_muram_alloc_fixed);
/*
* cpm_muram_alloc_common - cpm_muram_alloc common code
* @size: number of bytes to allocate
* @algo: algorithm for alloc.
* @data: data for genalloc's algorithm.
*
* This function returns an offset into the muram area.
*/
unsigned long cpm_muram_alloc_common(unsigned long size, genpool_algo_t algo,
void *data)
{
struct muram_block *entry;
unsigned long start;
start = gen_pool_alloc_algo(muram_pool, size, algo, data);
if (!start)
goto out2;
start = start - GENPOOL_OFFSET;
memset_io(cpm_muram_addr(start), 0, size);
entry = kmalloc(sizeof(*entry), GFP_KERNEL);
if (!entry)
goto out1;
entry->start = start;
entry->size = size;
list_add(&entry->head, &muram_block_list);
return start;
out1:
gen_pool_free(muram_pool, start, size);
out2:
return (unsigned long)-ENOMEM;
}
/**
* cpm_muram_addr - turn a muram offset into a virtual address
* @offset: muram offset to convert

2
include/soc/fsl/qe/qe.h
View file

@ -103,8 +103,6 @@ int cpm_muram_init(void);
unsigned long cpm_muram_alloc(unsigned long size, unsigned long align);
int cpm_muram_free(unsigned long offset);
unsigned long cpm_muram_alloc_fixed(unsigned long offset, unsigned long size);
unsigned long cpm_muram_alloc_common(unsigned long size, genpool_algo_t algo,
void *data);
void __iomem *cpm_muram_addr(unsigned long offset);
unsigned long cpm_muram_offset(void __iomem *addr);
dma_addr_t cpm_muram_dma(void __iomem *addr);