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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
| commit | d0b2f91bede3bd5e3d24dd6803e56eee959c1797 (patch) | |
| tree | 7fee4ab0509879c373c4f2cbd5b8a5be5b4041ee /drivers/usb/musb/cppi_dma.h | |
| parent | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (diff) | |
Linux-libre 4.8.2-gnupck-4.8.2-gnu
Diffstat (limited to 'drivers/usb/musb/cppi_dma.h')
| -rw-r--r-- | drivers/usb/musb/cppi_dma.h | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/drivers/usb/musb/cppi_dma.h b/drivers/usb/musb/cppi_dma.h index 59bf949e5..7fdfb71a8 100644 --- a/drivers/usb/musb/cppi_dma.h +++ b/drivers/usb/musb/cppi_dma.h @@ -7,17 +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" - - -/* FIXME fully isolate CPPI from DaVinci ... the "CPPI generic" registers - * would seem to be shared with the TUSB6020 (over VLYNQ). - */ - -#include "davinci.h" - +#include "musb_dma.h" /* CPPI RX/TX state RAM */ @@ -131,4 +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_ */ |