From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Aring Subject: [PATCH net-next 08/13] at86rf230: rework irq_pol setting Date: Sat, 28 Jun 2014 20:33:46 +0200 Message-ID: <1403980431-6201-9-git-send-email-alex.aring@gmail.com> References: <1403980431-6201-1-git-send-email-alex.aring@gmail.com> Cc: dbaryshkov@gmail.com, linux-zigbee-devel@lists.sourceforge.net, netdev@vger.kernel.org, werner@almesberger.net, Alexander Aring To: alex.bluesman.smirnov@gmail.com Return-path: Received: from mail-wi0-f176.google.com ([209.85.212.176]:55382 "EHLO mail-wi0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932227AbaF1Seo (ORCPT ); Sat, 28 Jun 2014 14:34:44 -0400 Received: by mail-wi0-f176.google.com with SMTP id n3so4253510wiv.9 for ; Sat, 28 Jun 2014 11:34:43 -0700 (PDT) In-Reply-To: <1403980431-6201-1-git-send-email-alex.aring@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: This patch rework the irq_pol register setting for rising and falling interrupt settings only. The default behaviour should be rising flag. Also use IRQ_TYPE_* defines instead of IRQF_* defines. There is no functionality change but irq_get_trigger_type returns IRQ_TYPE_* defines. Signed-off-by: Alexander Aring --- drivers/net/ieee802154/at86rf230.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 35088a8..4ac7c4b 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -1278,7 +1278,7 @@ static struct at86rf2xx_chip_data at86rf212_data = { static int at86rf230_hw_init(struct at86rf230_local *lp) { - int rc, irq_pol, irq_type; + int rc, irq_pol, irq_type = IRQ_ACTIVE_HIGH; unsigned int dvdd; u8 csma_seed[2]; @@ -1287,11 +1287,8 @@ static int at86rf230_hw_init(struct at86rf230_local *lp) return rc; irq_type = irq_get_trigger_type(lp->spi->irq); - /* configure irq polarity, defaults to high active */ - if (irq_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW)) - irq_pol = IRQ_ACTIVE_LOW; - else - irq_pol = IRQ_ACTIVE_HIGH; + if (irq_type == IRQ_TYPE_EDGE_FALLING) + irq_type = IRQ_ACTIVE_LOW; rc = at86rf230_write_subreg(lp, SR_IRQ_POLARITY, irq_pol); if (rc) -- 2.0.1