Message ID | 1474008303-20365-5-git-send-email-oohall@gmail.com |
---|---|
State | RFC |
Headers | show |
diff --git a/hw/slw.c b/hw/slw.c index 09e8d1d54bec..62822dfaefdf 100644 --- a/hw/slw.c +++ b/hw/slw.c @@ -584,11 +584,10 @@ void add_cpu_idle_state_properties(void) u32 *residency_ns_buf; u32 *flags_buf; - prlog(PR_DEBUG, "CPU idle state device tree init\n"); - /* Create /ibm,opal/power-mgt */ - power_mgt = dt_new(opal_node, "power-mgt"); + /* Create /ibm,opal/power-mgt if it doesn't exist already */ + power_mgt = dt_new_check(opal_node, "power-mgt"); if (!power_mgt) { /** * @fwts-label CreateDTPowerMgtNodeFail
On P9 systems the /ibm,opal/power-mgt/ node may be created by the HDAT parser before reaching add_cpu_idle_state_properties(). This is fine, but it needs to be handled. Signed-off-by: Oliver O'Halloran <oohall@gmail.com> --- hw/slw.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)