net: dsa: microchip: Use gpiod_set_value_cansleep()
authorMarek Vasut <marex@denx.de>
Sun, 23 Jun 2019 15:12:57 +0000 (17:12 +0200)
committerDavid S. Miller <davem@davemloft.net>
Wed, 26 Jun 2019 20:22:29 +0000 (13:22 -0700)
Replace gpiod_set_value() with gpiod_set_value_cansleep(), as the switch
reset GPIO can be connected to e.g. I2C GPIO expander and it is perfectly
fine for the kernel to sleep for a bit in ksz_switch_register().

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Tristram Ha <Tristram.Ha@microchip.com>
Cc: Woojung Huh <Woojung.Huh@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/dsa/microchip/ksz_common.c

index f46086fa906462e18913821153a7f1f936aa0799..db91b213eae1c6252fa40910c78fdab6ce04d3cb 100644 (file)
@@ -436,9 +436,9 @@ int ksz_switch_register(struct ksz_device *dev,
                return PTR_ERR(dev->reset_gpio);
 
        if (dev->reset_gpio) {
-               gpiod_set_value(dev->reset_gpio, 1);
+               gpiod_set_value_cansleep(dev->reset_gpio, 1);
                mdelay(10);
-               gpiod_set_value(dev->reset_gpio, 0);
+               gpiod_set_value_cansleep(dev->reset_gpio, 0);
        }
 
        mutex_init(&dev->dev_mutex);
@@ -487,7 +487,7 @@ void ksz_switch_remove(struct ksz_device *dev)
        dsa_unregister_switch(dev->ds);
 
        if (dev->reset_gpio)
-               gpiod_set_value(dev->reset_gpio, 1);
+               gpiod_set_value_cansleep(dev->reset_gpio, 1);
 
 }
 EXPORT_SYMBOL(ksz_switch_remove);