Commit bd2259ee authored Oct 06, 2021 by Rob Herring

riscv: Use of_get_cpu_hwid()



Replace open coded parsing of CPU nodes' 'reg' property with
of_get_cpu_hwid().

Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: linux-riscv@lists.infradead.org
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211006164332.1981454-9-robh@kernel.org

parent 41408b22

arch/riscv/kernel/cpu.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -22,7 +22,8 @@ int riscv_of_processor_hartid(struct device_node *node)
		return -ENODEV;
		}

		if (of_property_read_u32(node, "reg", &hart)) {
		hart = of_get_cpu_hwid(node, 0);
		if (hart == ~0U) {
		pr_warn("Found CPU without hart ID\n");
		return -ENODEV;
		}