diff options
Diffstat (limited to 'configs/platform-rpi/patches/linux-4.4/0009-irqchip-bcm2836-tolerate-IRQs-while-no-flag-is-set-i.patch')
-rw-r--r-- | configs/platform-rpi/patches/linux-4.4/0009-irqchip-bcm2836-tolerate-IRQs-while-no-flag-is-set-i.patch | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/configs/platform-rpi/patches/linux-4.4/0009-irqchip-bcm2836-tolerate-IRQs-while-no-flag-is-set-i.patch b/configs/platform-rpi/patches/linux-4.4/0009-irqchip-bcm2836-tolerate-IRQs-while-no-flag-is-set-i.patch deleted file mode 100644 index 49f4df9..0000000 --- a/configs/platform-rpi/patches/linux-4.4/0009-irqchip-bcm2836-tolerate-IRQs-while-no-flag-is-set-i.patch +++ /dev/null @@ -1,34 +0,0 @@ -From: Andrea Merello <andrea.merello@gmail.com> -Date: Sat, 26 Dec 2015 13:47:23 -0800 -Subject: [PATCH] irqchip: bcm2836: tolerate IRQs while no flag is set in ISR - -On my RPi2 I got a lot of: -unexpected IRQ trap at vector 00 - -This happens because bcm2836_arm_irqchip_handle_irq() is sometimes -invoked even if the ISR is clear, and this case is not handled. - -This patch explicitly handle this case, fixing the kernel complaints -about the bad IRQ lookup. - -Signed-off-by: Andrea Merello <andrea.merello@gmail.com> -Reviewed-by: Eric Anholt <eric@anholt.net> -Signed-off-by: Eric Anholt <eric@anholt.net> -Signed-off-by: Alexander Aring <alex.aring@gmail.com> ---- - drivers/irqchip/irq-bcm2836.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/drivers/irqchip/irq-bcm2836.c b/drivers/irqchip/irq-bcm2836.c -index c5ef4dfb5bb0..e314cce70201 100644 ---- a/drivers/irqchip/irq-bcm2836.c -+++ b/drivers/irqchip/irq-bcm2836.c -@@ -177,7 +177,7 @@ __exception_irq_entry bcm2836_arm_irqchip_handle_irq(struct pt_regs *regs) - writel(1 << ipi, mailbox0); - handle_IPI(ipi, regs); - #endif -- } else { -+ } else if (stat) { - u32 hwirq = ffs(stat) - 1; - - handle_IRQ(irq_linear_revmap(intc.domain, hwirq), regs); |