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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-08-02 18:55:55 +0200 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-08-02 18:55:55 +0200 |
commit | 00813d4dd976cc823fa089840ff2f4a10dd6cd0c (patch) | |
tree | 8f2c74a928c9ea0eceb64809d9039db824ae6663 /target/linux/brcm2708/patches-4.14/950-0280-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch | |
parent | 19226502bf6393706defe7f049c587b32c9b4f33 (diff) | |
download | upstream-00813d4dd976cc823fa089840ff2f4a10dd6cd0c.tar.gz upstream-00813d4dd976cc823fa089840ff2f4a10dd6cd0c.tar.bz2 upstream-00813d4dd976cc823fa089840ff2f4a10dd6cd0c.zip |
brcm2708: remove linux 4.14 support
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.14/950-0280-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.14/950-0280-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0280-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch b/target/linux/brcm2708/patches-4.14/950-0280-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch deleted file mode 100644 index 60e8858005..0000000000 --- a/target/linux/brcm2708/patches-4.14/950-0280-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch +++ /dev/null @@ -1,46 +0,0 @@ -From aeb94070e992a60cf33f0300c8317b39e3ae16db Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Tue, 24 Apr 2018 14:42:27 +0100 -Subject: [PATCH 280/454] gpiolib: Don't prevent IRQ usage of output GPIOs - -Upstream Linux deems using output GPIOs to generate IRQs as a bogus -use case, even though the BCM2835 GPIO controller is capable of doing -so. A number of users would like to make use of this facility, so -disable the checks. - -See: https://github.com/raspberrypi/linux/issues/2527 - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - drivers/gpio/gpiolib.c | 6 ++++-- - 1 file changed, 4 insertions(+), 2 deletions(-) - ---- a/drivers/gpio/gpiolib.c -+++ b/drivers/gpio/gpiolib.c -@@ -53,6 +53,8 @@ - #define extra_checks 0 - #endif - -+#define dont_test_bit(b,d) (0) -+ - /* Device and char device-related information */ - static DEFINE_IDA(gpio_ida); - static dev_t gpio_devt; -@@ -2303,7 +2305,7 @@ static int _gpiod_direction_output_raw(s - int ret; - - /* GPIOs used for IRQs shall not be set as output */ -- if (test_bit(FLAG_USED_AS_IRQ, &desc->flags)) { -+ if (dont_test_bit(FLAG_USED_AS_IRQ, &desc->flags)) { - gpiod_err(desc, - "%s: tried to set a GPIO tied to an IRQ as output\n", - __func__); -@@ -2818,7 +2820,7 @@ int gpiochip_lock_as_irq(struct gpio_chi - set_bit(FLAG_IS_OUT, &desc->flags); - } - -- if (test_bit(FLAG_IS_OUT, &desc->flags)) { -+ if (dont_test_bit(FLAG_IS_OUT, &desc->flags)) { - chip_err(chip, - "%s: tried to flag a GPIO set as output for IRQ\n", - __func__); |