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

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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>
This commit is contained in:
Benjamin Herrenschmidt
2013-08-29 16:56:59 +10:00
parent 5f33af4c00
commit 762fd3ab6d
1 changed files with 7 additions and 2 deletions
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arch/powerpc/sysdev/scom.c
+7 -2
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@@ -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;
}