diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0314-Fix-for-Pisound-kernel-module-in-Real-Time-kernel-co.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0314-Fix-for-Pisound-kernel-module-in-Real-Time-kernel-co.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0314-Fix-for-Pisound-kernel-module-in-Real-Time-kernel-co.patch b/target/linux/brcm2708/patches-4.19/950-0314-Fix-for-Pisound-kernel-module-in-Real-Time-kernel-co.patch deleted file mode 100644 index 657d70d82a..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0314-Fix-for-Pisound-kernel-module-in-Real-Time-kernel-co.patch +++ /dev/null @@ -1,38 +0,0 @@ -From c93b0344d24ba63e0e4caeb693a9fcb7320aae3a Mon Sep 17 00:00:00 2001 -From: Giedrius <giedrius@blokas.io> -Date: Wed, 27 Feb 2019 14:27:28 +0000 -Subject: [PATCH] Fix for Pisound kernel module in Real Time kernel - configuration. - -When handler of data_available interrupt is fired, queue_work ends up -getting called and it can block on a spin lock which is not allowed in -interrupt context. The fix was to run the handler from a thread context -instead. ---- - sound/soc/bcm/pisound.c | 8 ++++---- - 1 file changed, 4 insertions(+), 4 deletions(-) - ---- a/sound/soc/bcm/pisound.c -+++ b/sound/soc/bcm/pisound.c -@@ -1,6 +1,6 @@ - /* - * Pisound Linux kernel module. -- * Copyright (C) 2016-2017 Vilniaus Blokas UAB, https://blokas.io/pisound -+ * Copyright (C) 2016-2019 Vilniaus Blokas UAB, https://blokas.io/pisound - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License -@@ -532,10 +532,10 @@ static void pisnd_spi_gpio_uninit(void) - - static int pisnd_spi_gpio_irq_init(struct device *dev) - { -- return request_irq( -- gpiod_to_irq(data_available), -+ return request_threaded_irq( -+ gpiod_to_irq(data_available), NULL, - data_available_interrupt_handler, -- IRQF_TIMER | IRQF_TRIGGER_RISING, -+ IRQF_TIMER | IRQF_TRIGGER_RISING | IRQF_ONESHOT, - "data_available_int", - NULL - ); |