From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartosz Golaszewski Subject: [PATCH v6 1/7] irq/irq_sim: add irq_set_type() callback Date: Tue, 19 Feb 2019 17:06:44 +0100 Message-ID: <20190219160650.9614-2-brgl@bgdev.pl> References: <20190219160650.9614-1-brgl@bgdev.pl> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190219160650.9614-1-brgl@bgdev.pl> Sender: linux-kernel-owner@vger.kernel.org To: Linus Walleij , Thomas Gleixner , Marc Zyngier , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Bartosz Golaszewski List-Id: linux-gpio@vger.kernel.org From: Bartosz Golaszewski Implement the irq_set_type() callback and call irqd_set_trigger_type() internally so that users interested in the configured trigger type can later retrieve it using irqd_get_trigger_type(). We only support edge trigger types. Signed-off-by: Bartosz Golaszewski --- kernel/irq/irq_sim.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index 98a20e1594ce..b992f88c5613 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -25,10 +25,22 @@ static void irq_sim_irqunmask(struct irq_data *data) irq_ctx->enabled = true; } +static int irq_sim_set_type(struct irq_data *data, unsigned int type) +{ + /* We only support rising and falling edge trigger types. */ + if (type & ~IRQ_TYPE_EDGE_BOTH) + return -EINVAL; + + irqd_set_trigger_type(data, type); + + return 0; +} + static struct irq_chip irq_sim_irqchip = { .name = "irq_sim", .irq_mask = irq_sim_irqmask, .irq_unmask = irq_sim_irqunmask, + .irq_set_type = irq_sim_set_type, }; static void irq_sim_handle_irq(struct irq_work *work) -- 2.20.1