From a9d2ba1444b0af6c2d8534f0b306660ffc045bc6 Mon Sep 17 00:00:00 2001
From: Ian Wisbon <ian.wisbon@timesys.com>
Date: Thu, 10 Feb 2011 17:15:15 -0500
Subject: Linux 2.6.31 Release for Digi ConnectCore Wi-i.MX boards

---
 kernel/power/Kconfig | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)

(limited to 'kernel/power/Kconfig')

diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
index 72067cbdb37f..bd007aa74549 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -119,6 +119,73 @@ config SUSPEND_FREEZER
 config HIBERNATION_NVS
 	bool
 
+config HAS_WAKELOCK
+	bool
+
+config HAS_EARLYSUSPEND
+	bool
+
+config WAKELOCK
+	bool "Wake lock"
+	depends on PM && RTC_CLASS
+	default n
+	select HAS_WAKELOCK
+	---help---
+	  Enable wakelocks. When user space request a sleep state the
+	  sleep request will be delayed until no wake locks are held.
+
+config WAKELOCK_STAT
+	bool "Wake lock stats"
+	depends on WAKELOCK
+	default y
+	---help---
+	  Report wake lock stats in /proc/wakelocks
+
+config USER_WAKELOCK
+	bool "Userspace wake locks"
+	depends on WAKELOCK
+	default y
+	---help---
+	  User-space wake lock api. Write "lockname" or "lockname timeout"
+	  to /sys/power/wake_lock lock and if needed create a wake lock.
+	  Write "lockname" to /sys/power/wake_unlock to unlock a user wake
+	  lock.
+
+config EARLYSUSPEND
+	bool "Early suspend"
+	depends on WAKELOCK
+	default y
+	select HAS_EARLYSUSPEND
+	---help---
+	  Call early suspend handlers when the user requested sleep state
+	  changes.
+
+choice
+	prompt "User-space screen access"
+	default FB_EARLYSUSPEND if !FRAMEBUFFER_CONSOLE
+	default CONSOLE_EARLYSUSPEND
+	depends on HAS_EARLYSUSPEND
+
+	config NO_USER_SPACE_SCREEN_ACCESS_CONTROL
+		bool "None"
+
+	config CONSOLE_EARLYSUSPEND
+		bool "Console switch on early-suspend"
+		depends on HAS_EARLYSUSPEND && VT
+		---help---
+		  Register early suspend handler to perform a console switch to
+		  when user-space should stop drawing to the screen and a switch
+		  back when it should resume.
+
+	config FB_EARLYSUSPEND
+		bool "Sysfs interface"
+		depends on HAS_EARLYSUSPEND
+		---help---
+		  Register early suspend handler that notifies and waits for
+		  user-space through sysfs when user-space should stop drawing
+		  to the screen and notifies user-space when it should resume.
+endchoice
+
 config HIBERNATION
 	bool "Hibernation (aka 'suspend to disk')"
 	depends on PM && SWAP && ARCH_HIBERNATION_POSSIBLE
-- 
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