From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko =?utf-8?q?St=C3=BCbner?= Subject: [PATCH v4 4/5] irqchip: s3c24xx: add irq_set_type callback for basic interrupt types Date: Fri, 22 Mar 2013 18:46:04 +0100 Message-ID: <201303221846.04867.heiko@sntech.de> References: <201303221843.37668.heiko@sntech.de> Mime-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from gloria.sntech.de ([95.129.55.99]:42551 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1422689Ab3CVRqO (ORCPT ); Fri, 22 Mar 2013 13:46:14 -0400 In-Reply-To: <201303221843.37668.heiko@sntech.de> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Kukjin Kim Cc: Grant Likely , Rob Herring , Thomas Abraham , Arnd Bergmann , devicetree-discuss@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Enables post-init setting of the desired typehandler for the interrupt. Signed-off-by: Heiko Stuebner --- drivers/irqchip/irq-s3c24xx.c | 24 ++++++++++++++++++++++++ 1 files changed, 24 insertions(+), 0 deletions(-) diff --git a/drivers/irqchip/irq-s3c24xx.c b/drivers/irqchip/irq-s3c24xx.c index a565eb8..7cba4f0 100644 --- a/drivers/irqchip/irq-s3c24xx.c +++ b/drivers/irqchip/irq-s3c24xx.c @@ -123,6 +123,28 @@ static inline void s3c_irq_ack(struct irq_data *data) __raw_writel(bitval, intc->reg_intpnd); } +static int s3c_irq_type(struct irq_data *data, unsigned int type) +{ + switch (type) { + case IRQ_TYPE_NONE: + break; + case IRQ_TYPE_EDGE_RISING: + case IRQ_TYPE_EDGE_FALLING: + case IRQ_TYPE_EDGE_BOTH: + irq_set_handler(data->irq, handle_edge_irq); + break; + case IRQ_TYPE_LEVEL_LOW: + case IRQ_TYPE_LEVEL_HIGH: + irq_set_handler(data->irq, handle_level_irq); + break; + default: + pr_err("No such irq type %d", type); + return -EINVAL; + } + + return 0; +} + static int s3c_irqext_type_set(void __iomem *gpcon_reg, void __iomem *extint_reg, unsigned long gpcon_offset, @@ -228,6 +250,7 @@ static struct irq_chip s3c_irq_chip = { .irq_ack = s3c_irq_ack, .irq_mask = s3c_irq_mask, .irq_unmask = s3c_irq_unmask, + .irq_set_type = s3c_irq_type, .irq_set_wake = s3c_irq_wake }; @@ -236,6 +259,7 @@ static struct irq_chip s3c_irq_level_chip = { .irq_mask = s3c_irq_mask, .irq_unmask = s3c_irq_unmask, .irq_ack = s3c_irq_ack, + .irq_set_type = s3c_irq_type, }; static struct irq_chip s3c_irqext_chip = { -- 1.7.2.3 From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko =?utf-8?q?St=C3=BCbner?=) Date: Fri, 22 Mar 2013 18:46:04 +0100 Subject: [PATCH v4 4/5] irqchip: s3c24xx: add irq_set_type callback for basic interrupt types In-Reply-To: <201303221843.37668.heiko@sntech.de> References: <201303221843.37668.heiko@sntech.de> Message-ID: <201303221846.04867.heiko@sntech.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Enables post-init setting of the desired typehandler for the interrupt. Signed-off-by: Heiko Stuebner --- drivers/irqchip/irq-s3c24xx.c | 24 ++++++++++++++++++++++++ 1 files changed, 24 insertions(+), 0 deletions(-) diff --git a/drivers/irqchip/irq-s3c24xx.c b/drivers/irqchip/irq-s3c24xx.c index a565eb8..7cba4f0 100644 --- a/drivers/irqchip/irq-s3c24xx.c +++ b/drivers/irqchip/irq-s3c24xx.c @@ -123,6 +123,28 @@ static inline void s3c_irq_ack(struct irq_data *data) __raw_writel(bitval, intc->reg_intpnd); } +static int s3c_irq_type(struct irq_data *data, unsigned int type) +{ + switch (type) { + case IRQ_TYPE_NONE: + break; + case IRQ_TYPE_EDGE_RISING: + case IRQ_TYPE_EDGE_FALLING: + case IRQ_TYPE_EDGE_BOTH: + irq_set_handler(data->irq, handle_edge_irq); + break; + case IRQ_TYPE_LEVEL_LOW: + case IRQ_TYPE_LEVEL_HIGH: + irq_set_handler(data->irq, handle_level_irq); + break; + default: + pr_err("No such irq type %d", type); + return -EINVAL; + } + + return 0; +} + static int s3c_irqext_type_set(void __iomem *gpcon_reg, void __iomem *extint_reg, unsigned long gpcon_offset, @@ -228,6 +250,7 @@ static struct irq_chip s3c_irq_chip = { .irq_ack = s3c_irq_ack, .irq_mask = s3c_irq_mask, .irq_unmask = s3c_irq_unmask, + .irq_set_type = s3c_irq_type, .irq_set_wake = s3c_irq_wake }; @@ -236,6 +259,7 @@ static struct irq_chip s3c_irq_level_chip = { .irq_mask = s3c_irq_mask, .irq_unmask = s3c_irq_unmask, .irq_ack = s3c_irq_ack, + .irq_set_type = s3c_irq_type, }; static struct irq_chip s3c_irqext_chip = { -- 1.7.2.3