lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <1338916327-3958-1-git-send-email-broonie@opensource.wolfsonmicro.com>
Date:	Tue,  5 Jun 2012 18:12:07 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Grant Likely <grant.likely@...retlab.ca>,
	Linus Walleij <linus.walleij@...ricsson.com>
Cc:	linux-kernel@...r.kernel.org,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	stable@...r.kernel.org
Subject: [PATCH] gpiolib: wm8994: Pay attention to the value set when enabling as output

Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc: stable@...r.kernel.org
---
 drivers/gpio/gpio-wm8994.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-wm8994.c b/drivers/gpio/gpio-wm8994.c
index f2b3d19..1c764e7 100644
--- a/drivers/gpio/gpio-wm8994.c
+++ b/drivers/gpio/gpio-wm8994.c
@@ -90,8 +90,11 @@ static int wm8994_gpio_direction_out(struct gpio_chip *chip,
 	struct wm8994_gpio *wm8994_gpio = to_wm8994_gpio(chip);
 	struct wm8994 *wm8994 = wm8994_gpio->wm8994;
 
+	if (value)
+		value = WM8994_GPN_LVL;
+
 	return wm8994_set_bits(wm8994, WM8994_GPIO_1 + offset,
-			       WM8994_GPN_DIR, 0);
+			       WM8994_GPN_DIR | WM8994_GPN_LVL, value);
 }
 
 static void wm8994_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
-- 
1.7.10

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ