diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0428-fix-auto-sense-in-lirc_rpi-driver.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0428-fix-auto-sense-in-lirc_rpi-driver.patch | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0428-fix-auto-sense-in-lirc_rpi-driver.patch b/target/linux/brcm2708/patches-4.4/0428-fix-auto-sense-in-lirc_rpi-driver.patch deleted file mode 100644 index cb31c9763b..0000000000 --- a/target/linux/brcm2708/patches-4.4/0428-fix-auto-sense-in-lirc_rpi-driver.patch +++ /dev/null @@ -1,45 +0,0 @@ -From f06d8bce13972d65888bd7790cf339177357f87a Mon Sep 17 00:00:00 2001 -From: Ingo Kresse <ingo.kresse@gmail.com> -Date: Fri, 29 Jul 2016 22:50:21 +0000 -Subject: [PATCH] fix auto-sense in lirc_rpi driver - -On a Raspberry Pi 2, the lirc_rpi driver might receive spurious -interrupts and change it's low-active / high-active setting. -When this happens, the IR remote control stops working. - -This patch disables this auto-detection if the 'sense' parameter -was set in the device tree, making the driver robust to such -spurious interrupts. ---- - drivers/staging/media/lirc/lirc_rpi.c | 6 +++++- - 1 file changed, 5 insertions(+), 1 deletion(-) - ---- a/drivers/staging/media/lirc/lirc_rpi.c -+++ b/drivers/staging/media/lirc/lirc_rpi.c -@@ -79,6 +79,7 @@ static bool invert = 0; - - struct gpio_chip *gpiochip; - static int irq_num; -+static int auto_sense = 1; - - /* forward declarations */ - static long send_pulse(unsigned long length); -@@ -279,7 +280,9 @@ static irqreturn_t irq_handler(int i, vo - * detecting pulse while this - * MUST be a space! - */ -- sense = sense ? 0 : 1; -+ if (auto_sense) { -+ sense = sense ? 0 : 1; -+ } - } - } else { - data = (int) (deltv*1000000 + -@@ -417,6 +420,7 @@ static int init_port(void) - printk(KERN_INFO LIRC_DRIVER_NAME - ": manually using active %s receiver on GPIO pin %d\n", - sense ? "low" : "high", gpio_in_pin); -+ auto_sense = 0; - } - - return 0; |