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SubjectRe: [PATCH v6 1/7] irq/irq_sim: add irq_set_type() callback
On Tue, 19 Feb 2019 17:06:44 +0100
Bartosz Golaszewski <brgl@bgdev.pl> wrote:

> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
>
> 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 <bgolaszewski@baylibre.com>
> ---
> 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)

Acked-by: Marc Zyngier <marc.zyngier@arm.com>

M.
--
Without deviation from the norm, progress is not possible.

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