From mboxrd@z Thu Jan 1 00:00:00 1970 From: Magnus Damm Date: Wed, 20 Nov 2013 00:23:08 +0000 Subject: [PATCH 01/05 v2] gpio: rcar: Use lazy disable Message-Id: <20131120002308.27342.34176.sendpatchset@w520> List-Id: References: <20131120002259.27342.35575.sendpatchset@w520> In-Reply-To: <20131120002259.27342.35575.sendpatchset@w520> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-kernel@vger.kernel.org Cc: linux-sh@vger.kernel.org, linus.walleij@linaro.org, grant.likely@secretlab.ca, horms@verge.net.au, laurent.pinchart@ideasonboard.com, Magnus Damm From: Magnus Damm Set the ->irq_enable() and ->irq_disable() methods to NULL to enable lazy disable of interrupts. This by itself provides some level of optimization, but is mainly enabled as ground work for future Suspend-to-RAM wake up support. Signed-off-by: Magnus Damm --- drivers/gpio/gpio-rcar.c | 2 -- 1 file changed, 2 deletions(-) --- 0001/drivers/gpio/gpio-rcar.c +++ work/drivers/gpio/gpio-rcar.c 2013-11-20 08:28:20.000000000 +0900 @@ -368,8 +368,6 @@ static int gpio_rcar_probe(struct platfo irq_chip->name = name; irq_chip->irq_mask = gpio_rcar_irq_disable; irq_chip->irq_unmask = gpio_rcar_irq_enable; - irq_chip->irq_enable = gpio_rcar_irq_enable; - irq_chip->irq_disable = gpio_rcar_irq_disable; irq_chip->irq_set_type = gpio_rcar_irq_set_type; irq_chip->flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_SET_TYPE_MASKED;