[PATCH 1/2] DMAENGINE: define a dummy filter function for coh901318
From: Linus Walleij
Date: Tue Sep 28 2010 - 03:03:31 EST
All platform data has to be made conditional on
as to avoid cluttering the code with other #ifdef:s.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxxxxxx>
---
arch/arm/mach-u300/include/mach/coh901318.h | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-u300/include/mach/coh901318.h b/arch/arm/mach-u300/include/mach/coh901318.h
index 193da2d..a90484e 100644
--- a/arch/arm/mach-u300/include/mach/coh901318.h
+++ b/arch/arm/mach-u300/include/mach/coh901318.h
@@ -102,6 +102,7 @@ struct coh901318_platform {
const int max_channels;
};
+#ifdef CONFIG_COH901318
/**
* coh901318_filter_id() - DMA channel filter function
* @chan: dma channel handle
@@ -110,6 +111,12 @@ struct coh901318_platform {
* In dma_request_channel() it specifies what channel id to be requested
*/
bool coh901318_filter_id(struct dma_chan *chan, void *chan_id);
+#else
+static inline bool coh901318_filter_id(struct dma_chan *chan, void *chan_id)
+{
+ return false;
+}
+#endif
/*
* DMA Controller - this access the static mappings of the coh901318 dma.
--
1.6.3.3
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