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authorGrant Likely <grant.likely@linaro.org>2013-06-06 15:11:38 +0200
committerGrant Likely <grant.likely@linaro.org>2013-06-08 22:34:16 +0200
commitd94ea3f6d21e8b4398285516cc307c81d7374ec9 (patch)
treef81e5fdfee0933a578058656968a423a9b125d51 /drivers/irqchip/irq-vic.c
parentirqdomain: document the simple domain first_irq (diff)
downloadlinux-d94ea3f6d21e8b4398285516cc307c81d7374ec9.tar.xz
linux-d94ea3f6d21e8b4398285516cc307c81d7374ec9.zip
irqchip: Return -EPERM for reserved IRQs
The irqdomain core will report a log message for any attempted map call that fails unless the error code is -EPERM. This patch changes the Versatile irq controller drivers to use -EPERM because it is normal for a subset of the IRQ inputs to be marked as reserved on the various Versatile platforms. Signed-off-by: Grant Likely <grant.likely@linaro.org>
Diffstat (limited to '')
-rw-r--r--drivers/irqchip/irq-vic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-vic.c b/drivers/irqchip/irq-vic.c
index 884d11c7355f..2bbb00404cf5 100644
--- a/drivers/irqchip/irq-vic.c
+++ b/drivers/irqchip/irq-vic.c
@@ -197,7 +197,7 @@ static int vic_irqdomain_map(struct irq_domain *d, unsigned int irq,
/* Skip invalid IRQs, only register handlers for the real ones */
if (!(v->valid_sources & (1 << hwirq)))
- return -ENOTSUPP;
+ return -EPERM;
irq_set_chip_and_handler(irq, &vic_chip, handle_level_irq);
irq_set_chip_data(irq, v->base);
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);