From: David Schleef <ds@schleef.org>
Date: Tue, 16 Jan 2001 17:13:09 +0000 (+0000)
Subject: added spinlock stuff (frank)
X-Git-Tag: r0_7_55~13
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=c384dd64d6411e9c39309905b0a6e10f14618b5a;p=comedi.git

added spinlock stuff (frank)
---

diff --git a/include/linux/comedi_rt.h b/include/linux/comedi_rt.h
index 57814848..fc0b9a82 100644
--- a/include/linux/comedi_rt.h
+++ b/include/linux/comedi_rt.h
@@ -67,5 +67,26 @@ void comedi_rt_pend_wakeup(wait_queue_head_t *q);
 
 #endif
 
+
+// define a spin_lock_irqsave function that will work with rt or without
+
+#if defined(CONFIG_COMEDI_RTAI)
+#define comedi_spin_lock_irqsave(x, flags)	rt_spin_lock_irqsave(x, flags)
+#define comedi_spin_unlock_irqrestore(x, flags)	rt_spin_unlock_irqrestore(x, flags)
+
+#elif defined(CONFIG_COMEDI_RTL)
+#define comedi_spin_lock_irqsave(x, flags)	rtl_spin_lock_irqsave(x, flags)
+#define comedi_spin_unlock_irqrestore(x, flags)	rtl_spin_unlock_irqrestore(x, flags)
+
+#elif defined(CONFIG_COMEDI_RTL_V1)
+#define comedi_spin_lock_irqsave(x, flags)	rtl_spin_lock_irqsave(x, flags)
+#define comedi_spin_unlock_irqrestore(x, flags)	rtl_spin_unlock_irqrestore(x, flags)
+
+#else
+#define comedi_spin_lock_irqsave(x, flags)	spin_lock_irqsave(x, flags);
+#define comedi_spin_unlock_irqrestore(x, flags)	spin_unlock_irqrestore(x, flags);
+
 #endif
 
+
+#endif