void * __init __alloc_bootmem_node_nopanic(pg_data_t *pgdat, unsigned long size,
unsigned long align, unsigned long goal)
{
void *ptr;
if (WARN_ON_ONCE(slab_is_available()))
return kzalloc_node(size, GFP_NOWAIT, pgdat->node_id);
ptr = __alloc_memory_core_early(pgdat->node_id, size, align,
goal, -1ULL);
if (ptr)
return ptr;
return __alloc_bootmem_nopanic(size, align, goal);
}
void dspbridge_reserve_sdram(void)
{
void *va;
unsigned long size = CONFIG_BRIDGE_MEMPOOL_SIZE;
if (!size)
return;
va = __alloc_bootmem_nopanic(size, SZ_1M, 0);
if (!va) {
pr_err("%s: Failed to bootmem allocation(%lu bytes)\n",
__func__, size);
return;
}
dspbridge_phys_mempool_base = virt_to_phys(va);
}
static u32 __init allocate_aperture(void)
{
u32 aper_size;
void *p;
if (fallback_aper_order > 7)
fallback_aper_order = 7;
aper_size = (32 * 1024 * 1024) << fallback_aper_order;
/*
* Aperture has to be naturally aligned. This means an 2GB aperture won't
* have much chances to find a place in the lower 4GB of memory.
* Unfortunately we cannot move it up because that would make the
* IOMMU useless.
*/
p = __alloc_bootmem_nopanic(aper_size, aper_size, 0);
if (!p || __pa(p)+aper_size > 0xffffffff) {
printk("Cannot allocate aperture memory hole (%p,%uK)\n",
p, aper_size>>10);
if (p)
free_bootmem(__pa(p), aper_size);
return 0;
}