From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752927AbbC3NQG (ORCPT ); Mon, 30 Mar 2015 09:16:06 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:57268 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751725AbbC3NQE (ORCPT ); Mon, 30 Mar 2015 09:16:04 -0400 From: Roger Quadros To: CC: , , , , , , Roger Quadros Subject: [PATCH] genirq: provide dummy set_irq_wake() Date: Mon, 30 Mar 2015 16:15:45 +0300 Message-ID: <1427721345-6402-1-git-send-email-rogerq@ti.com> X-Mailer: git-send-email 2.1.0 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Without this system suspend is broken on systems that have drivers calling enable/disable_irq_wake() for interrupts based off the dummy irq hook. (e.g. drivers/gpio/gpio-pcf857x.c) http://article.gmane.org/gmane.linux.kernel/1879035 Signed-off-by: Roger Quadros --- kernel/irq/dummychip.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/kernel/irq/dummychip.c b/kernel/irq/dummychip.c index 988dc58..2405d7a 100644 --- a/kernel/irq/dummychip.c +++ b/kernel/irq/dummychip.c @@ -32,6 +32,11 @@ static unsigned int noop_ret(struct irq_data *data) return 0; } +static int noop_int_ret(struct irq_data *data, unsigned int val) +{ + return 0; +} + /* * Generic no controller implementation */ @@ -57,5 +62,6 @@ struct irq_chip dummy_irq_chip = { .irq_ack = noop, .irq_mask = noop, .irq_unmask = noop, + .irq_set_wake = noop_int_ret, }; EXPORT_SYMBOL_GPL(dummy_irq_chip); -- 2.1.0