From: David S. Miller <davem@sunset.davemloft.net>
Date: Thu, 8 Mar 2007 22:48:36 +0000 (-0800)
Subject: [SPARC64]: Fix PARPORT build (again).
X-Git-Tag: v2.6.21-rc4~81
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2ef550790ac0d7bb0da1c6432f69f86f55ac1695;p=linux-2.6

[SPARC64]: Fix PARPORT build (again).

Need to provide {claim,release}_dma_lock() for this guy too.

Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/asm-sparc64/parport.h b/include/asm-sparc64/parport.h
index be9509c8f8..284dfd01a3 100644
--- a/include/asm-sparc64/parport.h
+++ b/include/asm-sparc64/parport.h
@@ -19,6 +19,17 @@
  */
 #define HAS_DMA
 
+static DEFINE_SPINLOCK(dma_spin_lock);
+
+#define claim_dma_lock() \
+({	unsigned long flags; \
+	spin_lock_irqsave(&dma_spin_lock, flags); \
+	flags; \
+})
+
+#define release_dma_lock(__flags) \
+	spin_unlock_irqrestore(&dma_spin_lock, __flags);
+
 static struct sparc_ebus_info {
 	struct ebus_dma_info info;
 	unsigned int addr;