From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Anton Blanchard To: benh@kernel.crashing.org, paulus@samba.org, hegdevasant@linux.vnet.ibm.com, stewart@linux.vnet.ibm.com Subject: [PATCH 3/6] powerpc/powernv: Fix little endian issues with opal_do_notifier calls Date: Tue, 22 Apr 2014 15:01:24 +1000 Message-Id: <1398142887-24109-3-git-send-email-anton@samba.org> In-Reply-To: <1398142887-24109-1-git-send-email-anton@samba.org> References: <1398142887-24109-1-git-send-email-anton@samba.org> Cc: linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 --- arch/powerpc/platforms/powernv/opal.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index 49d2f00..17cfc70 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; } -- 1.8.3.2