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anv: Add an anv_address_map helper

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16970>
This commit is contained in:
Jason Ekstrand 2020-08-05 17:30:13 -05:00 • committed by Marge Bot
parent 191fab68b0
commit 4388b8b253
1 changed files with 12 additions and 0 deletions
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12
src/intel/vulkan/anv_private.h
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@ -586,6 +586,18 @@ anv_address_add(struct anv_address addr, uint64_t offset)
return addr;
}
static inline void *
anv_address_map(struct anv_address addr)
{
if (addr.bo == NULL)
return NULL;
if (addr.bo->map == NULL)
return NULL;
return addr.bo->map + addr.offset;
}
/* Represents a lock-free linked list of "free" things. This is used by
* both the block pool and the state pools. Unfortunately, in order to
* solve the ABA problem, we can't use a single uint32_t head.