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Code Issues Releases Wiki Activity

media: atomisp: remove unused hmm address translation functions

Browse source 
hmm_isp_vaddr_to_host_vaddr() and hmm_host_vaddr_to_hrt_vaddr()
are unused, remove them.

Link: https://lore.kernel.org/linux-media/20220615205037.16549-28-hdegoede@redhat.com
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hans de Goede 2022-06-15 21:50:24 +01:00 committed by Mauro Carvalho Chehab
parent 9061231732
commit a9796c7b47
2 changed files with 0 additions and 31 deletions
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11
drivers/staging/media/atomisp/include/hmm/hmm.h
View file

@ -66,17 +66,6 @@ void hmm_vunmap(ia_css_ptr virt);
*/
void hmm_flush_vmap(ia_css_ptr virt);
/*
* Address translation from ISP shared memory address to kernel virtual address
* if the memory is not vmmaped, then do it.
*/
void *hmm_isp_vaddr_to_host_vaddr(ia_css_ptr ptr, bool cached);
/*
* Address translation from kernel virtual address to ISP shared memory address
*/
ia_css_ptr hmm_host_vaddr_to_hrt_vaddr(const void *ptr);
/*
* map ISP memory starts with virt to specific vma.
*

20
drivers/staging/media/atomisp/pci/hmm/hmm.c
View file

@ -608,23 +608,3 @@ void hmm_vunmap(ia_css_ptr virt)
hmm_bo_vunmap(bo);
}
void *hmm_isp_vaddr_to_host_vaddr(ia_css_ptr ptr, bool cached)
{
return hmm_vmap(ptr, cached);
/* vmunmap will be done in hmm_bo_release() */
}
ia_css_ptr hmm_host_vaddr_to_hrt_vaddr(const void *ptr)
{
struct hmm_buffer_object *bo;
bo = hmm_bo_device_search_vmap_start(&bo_device, ptr);
if (bo)
return bo->start;
dev_err(atomisp_dev,
"can not find buffer object whose kernel virtual address is %p\n",
ptr);
return 0;
}