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Subject[PATCH 09/16] usb: musb: provide empty dma_controller_create() in PIO mode
Date
Add a dma_controller_create() returning NULL so a few ifdefs can
dropped.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
drivers/usb/musb/musb_dma.h | 11 +++++++++++
1 file changed, 11 insertions(+)

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__ */
--
1.8.3.2


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