powerpc/scom: Create debugfs files using ibm,chip-id if available

When creating the debugfs scom files, use "ibm,chip-id" as the scom%d
index rather than a simple made up number when possible.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

parent 5f33af4c

arch/powerpc/sysdev/scom.c

+7 −2

Original line number	Diff line number	Diff line
		@@ -196,8 +196,13 @@ static int scom_debug_init(void)
		return -1;

		i = rc = 0;
		for_each_node_with_property(dn, "scom-controller")
		rc \|= scom_debug_init_one(root, dn, i++);
		for_each_node_with_property(dn, "scom-controller") {
		int id = of_get_ibm_chip_id(dn);
		if (id == -1)
		id = i;
		rc \|= scom_debug_init_one(root, dn, id);
		i++;
		}

		return rc;
		}