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| author | Anton Blanchard <anton@samba.org> | 2014-04-22 15:01:24 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-04-28 13:11:22 +1000 |
| commit | 56b4c993124d15f3b198cc757ba49a0022b5d695 (patch) | |
| tree | 899377b5b63e30933c50f4d21068e41c0f737f4f | |
| parent | e2c8b93e65935498d9bd419cec900221ace70c5b (diff) | |
| download | linux-56b4c993124d15f3b198cc757ba49a0022b5d695.tar.gz | |
powerpc/powernv: Fix little endian issues with opal_do_notifier calls
The bitmap in opal_poll_events and opal_handle_interrupt is big endian, so we need to byteswap it on little endian builds. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index 49d2f00019e5..17cfc70082aa 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -242,14 +242,14 @@ void opal_notifier_update_evt(uint64_t evt_mask, void opal_notifier_enable(void) { int64_t rc; - uint64_t evt = 0; + __be64 evt = 0; atomic_set(&opal_notifier_hold, 0); /* Process pending events */ rc = opal_poll_events(&evt); if (rc == OPAL_SUCCESS && evt) - opal_do_notifier(evt); + opal_do_notifier(be64_to_cpu(evt)); } void opal_notifier_disable(void) @@ -529,7 +529,7 @@ static irqreturn_t opal_interrupt(int irq, void *data) opal_handle_interrupt(virq_to_hw(irq), &events); - opal_do_notifier(events); + opal_do_notifier(be64_to_cpu(events)); return IRQ_HANDLED; } |