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| author | Stijn Tintel <stijn@linux-ipv6.be> | 2019-02-02 21:53:15 +0100 |
|---|---|---|
| committer | Stijn Tintel <stijn@linux-ipv6.be> | 2019-02-06 07:39:39 +0200 |
| commit | c30f7f402f1be7a7917b3dd604ee32be8ed20716 (patch) | |
| tree | c858e61a864a9409408cf3eb58b7e8800112c2e6 /target/linux/brcm2708/patches-4.9/950-0006-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch | |
| parent | 12310f05b7b080b016ec515796be437f4cd30b62 (diff) | |
| download | upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.tar.gz upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.tar.bz2 upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.zip | |
brcm2708: drop 4.9 support
Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
Diffstat (limited to 'target/linux/brcm2708/patches-4.9/950-0006-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.9/950-0006-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/target/linux/brcm2708/patches-4.9/950-0006-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch b/target/linux/brcm2708/patches-4.9/950-0006-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch deleted file mode 100644 index 5f5bd83600..0000000000 --- a/target/linux/brcm2708/patches-4.9/950-0006-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch +++ /dev/null @@ -1,26 +0,0 @@ -From 0badcb291f4fb5c3477c37b4ad4a0e27dd863272 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Fri, 4 Dec 2015 17:41:50 +0000 -Subject: [PATCH] irq-bcm2836: Prevent spurious interrupts, and trap them early - -The old arch-specific IRQ macros included a dsb to ensure the -write to clear the mailbox interrupt completed before returning -from the interrupt. The BCM2836 irqchip driver needs the same -precaution to avoid spurious interrupts. - -Spurious interrupts are still possible for other reasons, -though, so trap them early. ---- - drivers/irqchip/irq-bcm2836.c | 1 + - 1 file changed, 1 insertion(+) - ---- a/drivers/irqchip/irq-bcm2836.c -+++ b/drivers/irqchip/irq-bcm2836.c -@@ -175,6 +175,7 @@ __exception_irq_entry bcm2836_arm_irqchi - u32 ipi = ffs(mbox_val) - 1; - - writel(1 << ipi, mailbox0); -+ dsb(sy); - handle_IPI(ipi, regs); - #endif - } else if (stat) { |