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MIPS: OCTEON: Drop boot_mem_map 

Replace walk through boot_mem_map with for_each_memblock.
And remove the check of total boot_mem_map.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: linux-mips@vger.kernel.org
Cc: yasha.che3@gmail.com
Cc: aurelien@aurel32.net
Cc: sfr@canb.auug.org.au
Cc: fancer.lancer@gmail.com
Cc: matt.redfearn@mips.com
Cc: chenhc@lemote.com
This commit is contained in:
Jiaxun Yang 2019-08-19 22:23:06 +08:00 committed by Paul Burton
parent 8084499bd7
commit 6cda3a5e00
No known key found for this signature in database
GPG Key ID: 3EA79FACB57500DD
2 changed files with 8 additions and 12 deletions
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17
arch/mips/cavium-octeon/dma-octeon.c
View File

@ -16,6 +16,7 @@
#include <linux/types.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/memblock.h>
#include <asm/bootinfo.h>
@ -190,7 +191,7 @@ char *octeon_swiotlb;
void __init plat_swiotlb_setup(void)
{
int i;
struct memblock_region *mem;
phys_addr_t max_addr;
phys_addr_t addr_size;
size_t swiotlbsize;
@ -199,19 +200,15 @@ void __init plat_swiotlb_setup(void)
max_addr = 0;
addr_size = 0;
for (i = 0 ; i < boot_mem_map.nr_map; i++) {
struct boot_mem_map_entry *e = &boot_mem_map.map[i];
if (e->type != BOOT_MEM_RAM && e->type != BOOT_MEM_INIT_RAM)
continue;
for_each_memblock(memory, mem) {
/* These addresses map low for PCI. */
if (e->addr > 0x410000000ull && !OCTEON_IS_OCTEON2())
if (mem->base > 0x410000000ull && !OCTEON_IS_OCTEON2())
continue;
addr_size += e->size;
addr_size += mem->size;
if (max_addr < e->addr + e->size)
max_addr = e->addr + e->size;
if (max_addr < mem->base + mem->size)
max_addr = mem->base + mem->size;
}

3
arch/mips/cavium-octeon/setup.c
View File

@ -1007,8 +1007,7 @@ void __init plat_mem_setup(void)
* regions next to each other.
*/
cvmx_bootmem_lock();
while ((boot_mem_map.nr_map < BOOT_MEM_MAP_MAX)
&& (total < max_memory)) {
while (total < max_memory) {
memory = cvmx_bootmem_phy_alloc(mem_alloc_size,
__pa_symbol(&_end), -1,
0x100000,