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ANDROID: GKI: kernel/dma, mm/cma: Export symbols needed by vendor modules

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This allows them to work with a GKI kernel.

Bug: 140651649
Bug: 140651863
Change-Id: I41ae14d90df31d552b2a0eab89a20d7ba8a9243d
Signed-off-by: Tri Vo <trong@google.com>
[saravanak partial cherry-pick and dropped a ton of changes]
Signed-off-by: Saravana Kannan <saravanak@google.com>
This commit is contained in:
Tri Vo 2019-09-16 10:53:50 -07:00 committed by Saravana Kannan
parent 0a81e68654
commit e64d8dcc68
2 changed files with 3 additions and 0 deletions
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1
kernel/dma/contiguous.c
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@ -31,6 +31,7 @@
#endif #endif
struct cma *dma_contiguous_default_area; struct cma *dma_contiguous_default_area;
EXPORT_SYMBOL(dma_contiguous_default_area);
/* /*
* Default global CMA area size can be defined in kernel's .config. * Default global CMA area size can be defined in kernel's .config.

2
mm/cma.c
View file

@ -48,11 +48,13 @@ phys_addr_t cma_get_base(const struct cma *cma)
{ {
return PFN_PHYS(cma->base_pfn); return PFN_PHYS(cma->base_pfn);
} }
EXPORT_SYMBOL(cma_get_base);
unsigned long cma_get_size(const struct cma *cma) unsigned long cma_get_size(const struct cma *cma)
{ {
return cma->count << PAGE_SHIFT; return cma->count << PAGE_SHIFT;
} }
EXPORT_SYMBOL(cma_get_size);
const char *cma_get_name(const struct cma *cma) const char *cma_get_name(const struct cma *cma)
{ {