diff options
Diffstat (limited to 'drivers/usb/musb')
| -rw-r--r-- | drivers/usb/musb/cppi_dma.h | 23 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_cppi41.c | 21 |
2 files changed, 23 insertions, 21 deletions
diff --git a/drivers/usb/musb/cppi_dma.h b/drivers/usb/musb/cppi_dma.h index 40c31cecc8b7..7fdfb71a8f09 100644 --- a/drivers/usb/musb/cppi_dma.h +++ b/drivers/usb/musb/cppi_dma.h @@ -7,9 +7,10 @@ #include <linux/list.h> #include <linux/errno.h> #include <linux/dmapool.h> +#include <linux/dmaengine.h> -#include "musb_dma.h" #include "musb_core.h" +#include "musb_dma.h" /* CPPI RX/TX state RAM */ @@ -123,4 +124,24 @@ struct cppi { /* CPPI IRQ handler */ extern irqreturn_t cppi_interrupt(int, void *); +struct cppi41_dma_channel { + struct dma_channel channel; + struct cppi41_dma_controller *controller; + struct musb_hw_ep *hw_ep; + struct dma_chan *dc; + dma_cookie_t cookie; + u8 port_num; + u8 is_tx; + u8 is_allocated; + u8 usb_toggle; + + dma_addr_t buf_addr; + u32 total_len; + u32 prog_len; + u32 transferred; + u32 packet_sz; + struct list_head tx_check; + int tx_zlp; +}; + #endif /* end of ifndef _CPPI_DMA_H_ */ diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c index f7bad723be24..602a230af655 100644 --- a/drivers/usb/musb/musb_cppi41.c +++ b/drivers/usb/musb/musb_cppi41.c @@ -5,6 +5,7 @@ #include <linux/platform_device.h> #include <linux/of.h> +#include "cppi_dma.h" #include "musb_core.h" #define RNDIS_REG(x) (0x80 + ((x - 1) * 4)) @@ -22,26 +23,6 @@ #define USB_CTRL_AUTOREQ 0xd0 #define USB_TDOWN 0xd8 -struct cppi41_dma_channel { - struct dma_channel channel; - struct cppi41_dma_controller *controller; - struct musb_hw_ep *hw_ep; - struct dma_chan *dc; - dma_cookie_t cookie; - u8 port_num; - u8 is_tx; - u8 is_allocated; - u8 usb_toggle; - - dma_addr_t buf_addr; - u32 total_len; - u32 prog_len; - u32 transferred; - u32 packet_sz; - struct list_head tx_check; - int tx_zlp; -}; - #define MUSB_DMA_NUM_CHANNELS 15 struct cppi41_dma_controller { |