From 72491643469aab736536ae71dcd199b19dabd891 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 13 Sep 2017 23:29:10 +0200 Subject: genirq/irqdomain: Update irq_domain_ops.activate() signature The irq_domain_ops.activate() callback has no return value and no way to tell the function that the activation is early. The upcoming changes to support a reservation scheme which allows to assign interrupt vectors on x86 only when the interrupt is actually requested requires: - A return value, so activation can fail at request_irq() time - Information that the activate invocation is early, i.e. before request_irq(). Signed-off-by: Thomas Gleixner Tested-by: Juergen Gross Tested-by: Yu Chen Acked-by: Juergen Gross Cc: Boris Ostrovsky Cc: Tony Luck Cc: Marc Zyngier Cc: Alok Kataria Cc: Joerg Roedel Cc: "Rafael J. Wysocki" Cc: Steven Rostedt Cc: Christoph Hellwig Cc: Peter Zijlstra Cc: Borislav Petkov Cc: Paolo Bonzini Cc: Rui Zhang Cc: "K. Y. Srinivasan" Cc: Arjan van de Ven Cc: Dan Williams Cc: Len Brown Link: https://lkml.kernel.org/r/20170913213152.848490816@linutronix.de --- drivers/pinctrl/stm32/pinctrl-stm32.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/pinctrl/stm32/pinctrl-stm32.c') diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 50299ad96659..02b66588cac6 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -289,13 +289,14 @@ static int stm32_gpio_domain_translate(struct irq_domain *d, return 0; } -static void stm32_gpio_domain_activate(struct irq_domain *d, - struct irq_data *irq_data) +static int stm32_gpio_domain_activate(struct irq_domain *d, + struct irq_data *irq_data, bool early) { struct stm32_gpio_bank *bank = d->host_data; struct stm32_pinctrl *pctl = dev_get_drvdata(bank->gpio_chip.parent); regmap_field_write(pctl->irqmux[irq_data->hwirq], bank->bank_nr); + return 0; } static int stm32_gpio_domain_alloc(struct irq_domain *d, -- cgit v1.2.3