diff options
| author | Tony Lindgren <tony@atomide.com> | 2015-05-01 22:29:28 +0300 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-05-07 21:35:51 +0300 |
| commit | 7f6283ed6fe867ce168ee3eea2ced4f6cdeeb37a (patch) | |
| tree | e5f5f48541a71f85abf585754a5d649b91c0273b /drivers/usb/musb/musb_dma.h | |
| parent | f8e9f34f80a21540ebf8ba26877568124ca096b0 (diff) | |
| download | linux-7f6283ed6fe867ce168ee3eea2ced4f6cdeeb37a.tar.xz | |
usb: musb: Set up function pointers for DMA
Set up function pointers for DMA so get closer to
being able to build in all the DMA engines.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/musb_dma.h')
| -rw-r--r-- | drivers/usb/musb/musb_dma.h | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/drivers/usb/musb/musb_dma.h b/drivers/usb/musb/musb_dma.h index 555f2aed5a55..46357e183b4c 100644 --- a/drivers/usb/musb/musb_dma.h +++ b/drivers/usb/musb/musb_dma.h @@ -202,19 +202,41 @@ struct dma_controller { 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) +static inline struct dma_controller * +musb_dma_controller_create(struct musb *m, void __iomem *io) { return NULL; } -static inline void dma_controller_destroy(struct dma_controller *d) { } +static inline void musb_dma_controller_destroy(struct dma_controller *d) { } #else -extern struct dma_controller *dma_controller_create(struct musb *, void __iomem *); +extern struct dma_controller * +(*musb_dma_controller_create)(struct musb *, void __iomem *); -extern void dma_controller_destroy(struct dma_controller *); +extern void (*musb_dma_controller_destroy)(struct dma_controller *); #endif +/* Platform specific DMA functions */ +extern struct dma_controller * +musbhs_dma_controller_create(struct musb *musb, void __iomem *base); +extern void musbhs_dma_controller_destroy(struct dma_controller *c); + +extern struct dma_controller * +tusb_dma_controller_create(struct musb *musb, void __iomem *base); +extern void tusb_dma_controller_destroy(struct dma_controller *c); + +extern struct dma_controller * +cppi_dma_controller_create(struct musb *musb, void __iomem *base); +extern void cppi_dma_controller_destroy(struct dma_controller *c); + +extern struct dma_controller * +cppi41_dma_controller_create(struct musb *musb, void __iomem *base); +extern void cppi41_dma_controller_destroy(struct dma_controller *c); + +extern struct dma_controller * +ux500_dma_controller_create(struct musb *musb, void __iomem *base); +extern void ux500_dma_controller_destroy(struct dma_controller *c); + #endif /* __MUSB_DMA_H__ */ |