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| author | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-05-21 23:03:15 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-05-21 23:03:15 -0300 |
| commit | e899966f626f1f657a4a7bac736c0b9ae5a243ea (patch) | |
| tree | a4bb8362d871da67b41fee27bb85ad0bc83e0591 /drivers/irqchip/irq-vic.c | |
| parent | ba0d342ecc21fbbe2f6c178f4479944d1fb34f3b (diff) | |
| parent | 4b660a7f5c8099d88d1a43d8ae138965112592c7 (diff) | |
| download | linux-e899966f626f1f657a4a7bac736c0b9ae5a243ea.tar.bz2 | |
Merge tag 'v3.15-rc6' into patchwork
Linux 3.15-rc6
* tag 'v3.15-rc6': (1314 commits)
Linux 3.15-rc6
Btrfs: send, fix incorrect ref access when using extrefs
Btrfs: fix EIO on reading file after ioctl clone works on it
scripts/checksyscalls.sh: Make renameat optional
asm-generic: Add renameat2 syscall
ia64: add renameat2 syscall
parisc: add renameat2 syscall
m68k: add renameat2 syscall
sysfs: make sure read buffer is zeroed
ahci: imx: PLL clock needs 100us to settle down
PCI: Wrong register used to check pending traffic
target: fix memory leak on XCOPY
random: fix BUG_ON caused by accounting simplification
clk: tegra: Fix wrong value written to PLLE_AUX
staging: rtl8723au: Do not reset wdev->iftype in netdev_close()
ACPI / video: Revert native brightness quirk for ThinkPad T530
staging: rtl8723au: Use correct pipe type for USB interrupts
crush: decode and initialize chooseleaf_vary_r
libceph: fix corruption when using page_count 0 page in rbd
arm64: fix pud_huge() for 2-level pagetables
...
Diffstat (limited to 'drivers/irqchip/irq-vic.c')
| -rw-r--r-- | drivers/irqchip/irq-vic.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-vic.c b/drivers/irqchip/irq-vic.c index 37dab0b472cd..7d35287f9e90 100644 --- a/drivers/irqchip/irq-vic.c +++ b/drivers/irqchip/irq-vic.c @@ -24,6 +24,7 @@ #include <linux/list.h> #include <linux/io.h> #include <linux/irq.h> +#include <linux/irqchip/chained_irq.h> #include <linux/irqdomain.h> #include <linux/of.h> #include <linux/of_address.h> @@ -228,12 +229,17 @@ static int handle_one_vic(struct vic_device *vic, struct pt_regs *regs) static void vic_handle_irq_cascaded(unsigned int irq, struct irq_desc *desc) { u32 stat, hwirq; + struct irq_chip *host_chip = irq_desc_get_chip(desc); struct vic_device *vic = irq_desc_get_handler_data(desc); + chained_irq_enter(host_chip, desc); + while ((stat = readl_relaxed(vic->base + VIC_IRQ_STATUS))) { hwirq = ffs(stat) - 1; generic_handle_irq(irq_find_mapping(vic->domain, hwirq)); } + + chained_irq_exit(host_chip, desc); } /* |