PMSAv7_NR_SUBREGS
subreg = p2size / PMSAv7_NR_SUBREGS;
if (bslots + sslots > PMSAv7_NR_SUBREGS)
_set_bit(PMSAv7_NR_SUBREGS - i, ®ion->subreg);
unsigned long subreg = mem[i].size / PMSAv7_NR_SUBREGS;
&mem[i].base, &mem[i].size, PMSAv7_NR_SUBREGS, &mem[i].subreg);