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| author | Vahram Aharonyan <vahrama@synopsys.com> | 2016-11-10 04:28:03 +0100 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-11-18 12:54:20 +0100 |
| commit | 5f54c54b0ba835d547b86c65cc2076d62650ba77 (patch) | |
| tree | 949665af9f75cfbff485a1e606118b485f62e7c1 /drivers/usb/dwc2/core.h | |
| parent | usb: dwc2: gadget: Transfer length limit checking for DDMA (diff) | |
| download | linux-5f54c54b0ba835d547b86c65cc2076d62650ba77.tar.xz linux-5f54c54b0ba835d547b86c65cc2076d62650ba77.zip | |
usb: dwc2: gadget: Add DDMA chain pointers to dwc2_hsotg_ep structure
Add DMA descriptor members to the dwc2_hsotg_ep structure.
Signed-off-by: Vahram Aharonyan <vahrama@synopsys.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc2/core.h')
| -rw-r--r-- | drivers/usb/dwc2/core.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h index 26d4c1716adf..4094d3dee25a 100644 --- a/drivers/usb/dwc2/core.h +++ b/drivers/usb/dwc2/core.h @@ -172,6 +172,9 @@ struct dwc2_hsotg_req; * @periodic: Set if this is a periodic ep, such as Interrupt * @isochronous: Set if this is a isochronous ep * @send_zlp: Set if we need to send a zero-length packet. + * @desc_list_dma: The DMA address of descriptor chain currently in use. + * @desc_list: Pointer to descriptor DMA chain head currently in use. + * @desc_count: Count of entries within the DMA descriptor chain of EP. * @total_data: The total number of data bytes done. * @fifo_size: The size of the FIFO (for periodic IN endpoints) * @fifo_load: The amount of data loaded into the FIFO (periodic IN) @@ -219,6 +222,10 @@ struct dwc2_hsotg_ep { #define TARGET_FRAME_INITIAL 0xFFFFFFFF bool frame_overrun; + dma_addr_t desc_list_dma; + struct dwc2_dma_desc *desc_list; + u8 desc_count; + char name[10]; }; |