From 5cc05e4945428533e3ce03f4aadd1a7cb162faee Mon Sep 17 00:00:00 2001 From: hjc Date: Sat, 13 Dec 2014 17:37:08 +0800 Subject: [PATCH] ion: ino reserve Signed-off-by: hjc --- arch/arm64/mm/init.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index a725447ec8e0..1adb46528fb2 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -134,6 +134,22 @@ static void arm64_memory_present(void) } #endif +#ifdef CONFIG_ARCH_ROCKCHIP +extern struct ion_platform_data ion_pdata; +extern void __init ion_reserve(struct ion_platform_data *data); +extern int __init rockchip_ion_find_heap(unsigned long node, + const char *uname, int depth, void *data); + +void __init rockchip_ion_reserve_bit64(void) +{ +#ifdef CONFIG_ION_ROCKCHIP + printk("%s\n", __func__); + of_scan_flat_dt(rockchip_ion_find_heap, (void*)&ion_pdata); + ion_reserve(&ion_pdata); +#endif +} +#endif + void __init arm64_memblock_init(void) { u64 *reserve_map, base, size; @@ -173,6 +189,9 @@ void __init arm64_memblock_init(void) } early_init_fdt_scan_reserved_mem(); +#ifdef CONFIG_ARCH_ROCKCHIP + rockchip_ion_reserve_bit64(); +#endif dma_contiguous_reserve(0); memblock_allow_resize(); -- 2.34.1