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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2013-06-19 15:38:12 (GMT)
committerFelipe Balbi <balbi@ti.com>2013-07-29 10:53:19 (GMT)
commita6a20885f1e13340e30ec35acfdcf14756ecf03c (patch)
tree62c38dc72f3c8891a8b5a773dd8b978165829794
parent66c01883ef19bf4537b16931567b7d35c65356ad (diff)
usb: musb: provide empty dma_controller_create() in PIO mode
Add a dma_controller_create() returning NULL so a few ifdefs can dropped. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Felipe Balbi <balbi@ti.com>
-rw-r--r--drivers/usb/musb/musb_dma.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_dma.h b/drivers/usb/musb/musb_dma.h
index 3603711..c8e67fd 100644
--- a/drivers/usb/musb/musb_dma.h
+++ b/drivers/usb/musb/musb_dma.h
@@ -175,9 +175,20 @@ struct dma_controller {
/* called after channel_program(), may indicate a fault */
extern void musb_dma_completion(struct musb *musb, u8 epnum, u8 transmit);
+#ifdef CONFIG_MUSB_PIO_ONLY
+static inline struct dma_controller *dma_controller_create(struct musb *m,
+ void __iomem *io)
+{
+ return NULL;
+}
+
+static inline void dma_controller_destroy(struct dma_controller *d) { }
+
+#else
extern struct dma_controller *dma_controller_create(struct musb *, void __iomem *);
extern void dma_controller_destroy(struct dma_controller *);
+#endif
#endif /* __MUSB_DMA_H__ */

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