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staging: comedi: drivers.c: remove unused inline functions

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Remove the inline functions uvirt_to_kva and kvirt_to_kva, they
are not referenced by any of the drivers.c code.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2012-05-31 13:56:28 -07:00 • committed by Greg Kroah-Hartman
parent 5b28e55eb1
commit 1364b02fbf
1 changed files with 0 additions and 33 deletions
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33
drivers/staging/comedi/drivers.c
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@ -383,39 +383,6 @@ static int insn_rw_emulate_bits(struct comedi_device *dev,
return 1; return 1;
} }
static inline unsigned long uvirt_to_kva(pgd_t *pgd, unsigned long adr)
{
unsigned long ret = 0UL;
pmd_t *pmd;
pte_t *ptep, pte;
pud_t *pud;
if (!pgd_none(*pgd)) {
pud = pud_offset(pgd, adr);
pmd = pmd_offset(pud, adr);
if (!pmd_none(*pmd)) {
ptep = pte_offset_kernel(pmd, adr);
pte = *ptep;
if (pte_present(pte)) {
ret = (unsigned long)
page_address(pte_page(pte));
ret |= (adr & (PAGE_SIZE - 1));
}
}
}
return ret;
}
static inline unsigned long kvirt_to_kva(unsigned long adr)
{
unsigned long va, kva;
va = adr;
kva = uvirt_to_kva(pgd_offset_k(va), va);
return kva;
}
int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s, int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s,
unsigned long new_size) unsigned long new_size)
{ {