diff options
Diffstat (limited to 'drivers/usb/musb/musb_dma.h')
| -rw-r--r-- | drivers/usb/musb/musb_dma.h | 67 |
1 files changed, 57 insertions, 10 deletions
diff --git a/drivers/usb/musb/musb_dma.h b/drivers/usb/musb/musb_dma.h index 1d44faa86252..46357e183b4c 100644 --- a/drivers/usb/musb/musb_dma.h +++ b/drivers/usb/musb/musb_dma.h @@ -68,16 +68,41 @@ struct musb_hw_ep; #define is_dma_capable() (1) #endif -#if defined(CONFIG_USB_TI_CPPI_DMA) || defined(CONFIG_USB_TI_CPPI41_DMA) -#define is_cppi_enabled() 1 +#ifdef CONFIG_USB_UX500_DMA +#define musb_dma_ux500(musb) (musb->io.quirks & MUSB_DMA_UX500) +#else +#define musb_dma_ux500(musb) 0 +#endif + +#ifdef CONFIG_USB_TI_CPPI41_DMA +#define musb_dma_cppi41(musb) (musb->io.quirks & MUSB_DMA_CPPI41) +#else +#define musb_dma_cppi41(musb) 0 +#endif + +#ifdef CONFIG_USB_TI_CPPI_DMA +#define musb_dma_cppi(musb) (musb->io.quirks & MUSB_DMA_CPPI) #else -#define is_cppi_enabled() 0 +#define musb_dma_cppi(musb) 0 #endif #ifdef CONFIG_USB_TUSB_OMAP_DMA -#define tusb_dma_omap() 1 +#define tusb_dma_omap(musb) (musb->io.quirks & MUSB_DMA_TUSB_OMAP) +#else +#define tusb_dma_omap(musb) 0 +#endif + +#ifdef CONFIG_USB_INVENTRA_DMA +#define musb_dma_inventra(musb) (musb->io.quirks & MUSB_DMA_INVENTRA) #else -#define tusb_dma_omap() 0 +#define musb_dma_inventra(musb) 0 +#endif + +#if defined(CONFIG_USB_TI_CPPI_DMA) || defined(CONFIG_USB_TI_CPPI41_DMA) +#define is_cppi_enabled(musb) \ + (musb_dma_cppi(musb) || musb_dma_cppi41(musb)) +#else +#define is_cppi_enabled(musb) 0 #endif /* Anomaly 05000456 - USB Receive Interrupt Is Not Generated in DMA Mode 1 @@ -177,19 +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__ */ |