On RV32, it doesn't select the SWIOTLB, only RV64 support swiotlb now. Signed-off-by: Zong Li <z...@andestech.com> --- arch/riscv/kernel/setup.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index aee6031..6de6584 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -227,7 +227,10 @@ void __init setup_arch(char **cmdline_p) setup_bootmem(); paging_init(); unflatten_device_tree(); + +#ifdef CONFIG_SWIOTLB swiotlb_init(1); +#endif #ifdef CONFIG_SMP setup_smp(); -- 2.7.4