linux-kernel - [PATCH] pm: provide stubs for PM VT console switch routines

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Date:	Fri, 15 Feb 2013 08:17:58 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	linux-kernel@...r.kernel.org
Cc:	linux-pm@...r.kernel.org, intel-gfx@...ts.freedesktop.org
Subject: [PATCH] pm: provide stubs for PM VT console switch routines

If PM_SLEEP is disabled, we need stub versions of these functions.

v2: fix up struct device forward decl.

Signed-off-by: Jesse Barnes <jbarnes@...tuousgeek.org>
---
 include/linux/pm.h |    9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/linux/pm.h b/include/linux/pm.h
index 98310eb..e5da2f3 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -36,8 +36,17 @@ extern void (*pm_power_off)(void);
 extern void (*pm_power_off_prepare)(void);
 
 struct device; /* we have a circular dep with device.h */
+#ifdef CONFIG_VT_CONSOLE_SLEEP
 extern void pm_vt_switch_required(struct device *dev, bool required);
 extern void pm_vt_switch_unregister(struct device *dev);
+#else
+static inline void pm_vt_switch_required(struct device *dev, bool required)
+{
+}
+static inline void pm_vt_switch_unregister(struct device *dev)
+{
+}
+#endif /* CONFIG_VT_CONSOLE_SLEEP */
 
 /*
  * Device power management
-- 
1.7.9.5

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