diff options
author | Kevin Cernekee <cernekee@gmail.com> | 2014-11-06 22:44:19 -0800 |
---|---|---|
committer | Alex Shi <alex.shi@linaro.org> | 2015-11-07 10:12:35 +0800 |
commit | bb34791b119bd47749a646154ae417abea198ee0 (patch) | |
tree | 6845578a696f4457172242926b0bda0fbd2659ab /include | |
parent | e85eb9c8e311a87bd40f97c95fc3855a9a1a9584 (diff) |
genirq: Generic chip: Add big endian I/O accessors
Use io{read,write}32be if the caller specified IRQ_GC_BE_IO when creating
the irqchip.
Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lkml.kernel.org/r/1415342669-30640-5-git-send-email-cernekee@gmail.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
(cherry picked from commit b79055952badbd73710685643bab44104f2509ea)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/irq.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h index 4ae411288364..9ba173bcde5d 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -761,12 +761,14 @@ struct irq_chip_generic { * the parent irq. Usually GPIO implementations * @IRQ_GC_MASK_CACHE_PER_TYPE: Mask cache is chip type private * @IRQ_GC_NO_MASK: Do not calculate irq_data->mask + * @IRQ_GC_BE_IO: Use big-endian register accesses (default: LE) */ enum irq_gc_flags { IRQ_GC_INIT_MASK_CACHE = 1 << 0, IRQ_GC_INIT_NESTED_LOCK = 1 << 1, IRQ_GC_MASK_CACHE_PER_TYPE = 1 << 2, IRQ_GC_NO_MASK = 1 << 3, + IRQ_GC_BE_IO = 1 << 4, }; /* |