linux-kernel - [PATCH] gpio: thunderx: remove unused .map() hook from irq_domain

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Date:   Thu, 14 Sep 2017 11:37:25 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     linux-gpio@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        David Daney <david.daney@...ium.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] gpio: thunderx: remove unused .map() hook from irq_domain_ops

This driver implements .alloc() hook, so .map() is not used.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 drivers/gpio/gpio-thunderx.c | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/drivers/gpio/gpio-thunderx.c b/drivers/gpio/gpio-thunderx.c
index 57efb25..b5adb79 100644
--- a/drivers/gpio/gpio-thunderx.c
+++ b/drivers/gpio/gpio-thunderx.c
@@ -417,18 +417,6 @@ static struct irq_chip thunderx_gpio_irq_chip = {
 	.flags			= IRQCHIP_SET_TYPE_MASKED
 };
 
-static int thunderx_gpio_irq_map(struct irq_domain *d, unsigned int irq,
-				 irq_hw_number_t hwirq)
-{
-	struct thunderx_gpio *txgpio = d->host_data;
-
-	if (hwirq >= txgpio->chip.ngpio)
-		return -EINVAL;
-	if (!thunderx_gpio_is_gpio_nowarn(txgpio, hwirq))
-		return -EPERM;
-	return 0;
-}
-
 static int thunderx_gpio_irq_translate(struct irq_domain *d,
 				       struct irq_fwspec *fwspec,
 				       irq_hw_number_t *hwirq,
@@ -455,7 +443,6 @@ static int thunderx_gpio_irq_alloc(struct irq_domain *d, unsigned int virq,
 }
 
 static const struct irq_domain_ops thunderx_gpio_irqd_ops = {
-	.map		= thunderx_gpio_irq_map,
 	.alloc		= thunderx_gpio_irq_alloc,
 	.translate	= thunderx_gpio_irq_translate
 };
-- 
2.7.4