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| author | Gavin Shan <shangw@linux.vnet.ibm.com> | 2013-06-20 10:13:23 (GMT) |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-06-21 06:01:51 (GMT) |
| commit | e8e71fa426d72914c500e98afa2076628076f511 (patch) | |
| tree | d434ebe057ed2c79d59886dd97881df430e3ea0a | |
| parent | 1bc98de26d3f270e004421685a8e698e91cf95ca (diff) | |
| download | linux-fsl-qoriq-e8e71fa426d72914c500e98afa2076628076f511.tar.xz | |
powernv/opal: Disable OPAL notifier upon poweroff
While we're restarting or powering off the system, we needn't
the OPAL notifier any more. So just to disable that.
Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/platforms/powernv/setup.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index d4459bf..84438af 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -93,6 +93,8 @@ static void __noreturn pnv_restart(char *cmd) { long rc = OPAL_BUSY; + opal_notifier_disable(); + while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) { rc = opal_cec_reboot(); if (rc == OPAL_BUSY_EVENT) @@ -108,6 +110,8 @@ static void __noreturn pnv_power_off(void) { long rc = OPAL_BUSY; + opal_notifier_disable(); + while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) { rc = opal_cec_power_down(0); if (rc == OPAL_BUSY_EVENT) |