AMDGPU_CAP_ATTR_BITS
#define AMDGPU_CAP_ATTR_MAX ((1U << AMDGPU_CAP_ATTR_BITS) - 1)
enum { NAME##_BITMAP_BITS = NAME##_COUNT * AMDGPU_CAP_ATTR_BITS }; \
{ return (unsigned int)cap * AMDGPU_CAP_ATTR_BITS; } \
NAME##_ATTR_START(cap), AMDGPU_CAP_ATTR_BITS); \
v = bitmap_read(c->bmap, NAME##_ATTR_START(cap), AMDGPU_CAP_ATTR_BITS); \