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authorArnd Bergmann <arnd@arndb.de>2012-05-14 21:35:09 +0200
committerArnd Bergmann <arnd@arndb.de>2012-05-14 21:35:09 +0200
commit86e43a7aff23ce828273cbef6b0d2b0abe095ac8 (patch)
treee49b55bd229fe8d77831ef11e218ed7dda3e991b /include/linux/irq.h
parent6ec4ed82e9cf2ee5c83fd529af69b2c63b004809 (diff)
parentace1297f7222ec5d6a33f41e792a21e999551924 (diff)
Merge branch 'dt' of git://github.com/hzhuang1/linux into next/dt
* 'dt' of git://github.com/hzhuang1/linux: Documentation: update docs for mmp dt ARM: dts: refresh dts file for arch mmp ARM: mmp: support pxa910 with device tree ARM: mmp: support mmp2 with device tree gpio: pxa: parse gpio from DTS file ARM: mmp: support DT in timer ARM: mmp: support DT in irq ARM: mmp: append CONFIG_MACH_MMP2_DT ARM: mmp: fix build issue on mmp with device tree Includes an update to v3-4-rc5 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include/linux/irq.h')
-rw-r--r--include/linux/irq.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 7810406f3d80..b27cfcfd3a59 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -49,6 +49,12 @@ typedef void (*irq_preflow_handler_t)(struct irq_data *data);
* IRQ_TYPE_LEVEL_LOW - low level triggered
* IRQ_TYPE_LEVEL_MASK - Mask to filter out the level bits
* IRQ_TYPE_SENSE_MASK - Mask for all the above bits
+ * IRQ_TYPE_DEFAULT - For use by some PICs to ask irq_set_type
+ * to setup the HW to a sane default (used
+ * by irqdomain map() callbacks to synchronize
+ * the HW state and SW flags for a newly
+ * allocated descriptor).
+ *
* IRQ_TYPE_PROBE - Special flag for probing in progress
*
* Bits which can be modified via irq_set/clear/modify_status_flags()
@@ -77,6 +83,7 @@ enum {
IRQ_TYPE_LEVEL_LOW = 0x00000008,
IRQ_TYPE_LEVEL_MASK = (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH),
IRQ_TYPE_SENSE_MASK = 0x0000000f,
+ IRQ_TYPE_DEFAULT = IRQ_TYPE_SENSE_MASK,
IRQ_TYPE_PROBE = 0x00000010,