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@@ -175,9 +175,20 @@ struct dma_controller {
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/* called after channel_program(), may indicate a fault */
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extern void musb_dma_completion(struct musb *musb, u8 epnum, u8 transmit);
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+#ifdef CONFIG_MUSB_PIO_ONLY
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+static inline struct dma_controller *dma_controller_create(struct musb *m,
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+ void __iomem *io)
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+{
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+ return NULL;
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+}
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+
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+static inline void dma_controller_destroy(struct dma_controller *d) { }
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+
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+#else
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extern struct dma_controller *dma_controller_create(struct musb *, void __iomem *);
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extern void dma_controller_destroy(struct dma_controller *);
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+#endif
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#endif /* __MUSB_DMA_H__ */
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