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authorH. Peter Anvin <hpa@linux.intel.com>2009-02-23 14:05:56 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2009-02-23 14:05:56 -0800
commitdc731ca60954310be0993e8992d450c7089fd13d (patch)
tree6a997916f963d9e6dfa76fc5564296f57c3f909e /include/linux/dmaengine.h
parentec5b3d32437571b8a742069a4cfd04edb6b6eda5 (diff)
parent20f4d6c3a2a23c5d7d9cc7f42fbb943ca7a03d1f (diff)
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Merge branch 'x86/urgent' into x86/mce2
Diffstat (limited to 'include/linux/dmaengine.h')
-rw-r--r--include/linux/dmaengine.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 3e0f64c335c..f0413845f20 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -121,6 +121,7 @@ struct dma_chan_percpu {
* @local: per-cpu pointer to a struct dma_chan_percpu
* @client-count: how many clients are using this channel
* @table_count: number of appearances in the mem-to-mem allocation table
+ * @private: private data for certain client-channel associations
*/
struct dma_chan {
struct dma_device *device;
@@ -134,6 +135,7 @@ struct dma_chan {
struct dma_chan_percpu *local;
int client_count;
int table_count;
+ void *private;
};
/**
@@ -282,6 +284,18 @@ static inline void dmaengine_put(void)
}
#endif
+#ifdef CONFIG_NET_DMA
+#define net_dmaengine_get() dmaengine_get()
+#define net_dmaengine_put() dmaengine_put()
+#else
+static inline void net_dmaengine_get(void)
+{
+}
+static inline void net_dmaengine_put(void)
+{
+}
+#endif
+
dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan,
void *dest, void *src, size_t len);
dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan,