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authorMike Frysinger <vapier@gentoo.org>2009-09-22 16:46:24 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 07:39:45 -0700
commitad91fd854f08d1795b58addc09752de3351644f3 (patch)
treee7a4c3611972e3cb35e238e92c03d6e92befa6db
parentaa958f571ec9492b8100302ee70ac0ab2598bf19 (diff)
downloadop-kernel-dev-ad91fd854f08d1795b58addc09752de3351644f3.zip
op-kernel-dev-ad91fd854f08d1795b58addc09752de3351644f3.tar.gz
rtc: update documentation wrt RTC_PIE/irq_set_state
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Alessandro Zummo <a.zummo@towertech.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--Documentation/rtc.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/rtc.txt b/Documentation/rtc.txt
index 8deffcd..102ce96 100644
--- a/Documentation/rtc.txt
+++ b/Documentation/rtc.txt
@@ -185,6 +185,8 @@ driver returns ENOIOCTLCMD. Some common examples:
hardware in the irq_set_freq function. If it isn't, return -EINVAL. If
you cannot actually change the frequency, do not define irq_set_freq.
+ * RTC_PIE_ON, RTC_PIE_OFF: the irq_set_state function will be called.
+
If all else fails, check out the rtc-test.c driver!
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