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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-12-23 13:42:55 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-12-24 18:49:44 +0100 |
commit | 67dcc43f3a22dc3a7ac07a7065971b426feeb043 (patch) | |
tree | 0b647356dce45d2c79fd46cf201daa5089cc0934 /target/linux/brcm2708/patches-4.19/950-0129-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch | |
parent | 47a93a810f78adce5a130d287f82b28e9b54313c (diff) | |
download | upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.tar.gz upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.tar.bz2 upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.zip |
brcm2708: organize kernel patches
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0129-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0129-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-4.19/950-0129-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch b/target/linux/brcm2708/patches-4.19/950-0129-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch deleted file mode 100644 index c28ce4081f..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0129-gpiolib-Don-t-prevent-IRQ-usage-of-output-GPIOs.patch +++ /dev/null @@ -1,46 +0,0 @@ -From 1929780cf2cc997f990085bd878112b28f4175c9 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Tue, 24 Apr 2018 14:42:27 +0100 -Subject: [PATCH 129/806] 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; -@@ -2654,7 +2656,7 @@ int gpiod_direction_output(struct gpio_d - value = !!value; - - /* 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__); -@@ -3353,7 +3355,7 @@ int gpiochip_lock_as_irq(struct gpio_chi - } - } - -- 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__); |