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| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-04-07 13:34:21 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-04-11 10:58:28 +0300 |
| commit | 7d5e650a5fdb82ec1994497de174650767862a49 (patch) | |
| tree | 42a94e14351c6bc233b9041b8c392ff24360306d /drivers/usb/dwc3/core.h | |
| parent | 374a1020d21b238d566e523a3bfd8fd9ee628c6b (diff) | |
| download | linux-7d5e650a5fdb82ec1994497de174650767862a49.tar.bz2 | |
usb: dwc3: ep0: use immediate SETUP on TRB
If we pass TRB's own address on bpl/bph fields, we can get our SETUP
packet as immediate data on the TRB itself, without having to allocate
extra memory for it.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc3/core.h')
| -rw-r--r-- | drivers/usb/dwc3/core.h | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 2ad8ce2a02e8..bbb7c3f6749e 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -760,12 +760,10 @@ struct dwc3_scratchpad_array { /** * struct dwc3 - representation of our controller - * @ctrl_req: usb control request which is used for ep0 * @ep0_trb: trb which is used for the ctrl_req * @ep0_bounce: bounce buffer for ep0 * @zlp_buf: used when request->zero is set * @setup_buf: used while precessing STD USB requests - * @ctrl_req_addr: dma address of ctrl_req * @ep0_trb: dma address of ep0_trb * @ep0_usb_req: dummy req used while handling STD USB requests * @ep0_bounce_addr: dma address of ep0_bounce @@ -859,14 +857,12 @@ struct dwc3_scratchpad_array { * increments or 0 to disable. */ struct dwc3 { - struct usb_ctrlrequest *ctrl_req; struct dwc3_trb *ep0_trb; void *bounce; void *ep0_bounce; void *zlp_buf; void *scratchbuf; u8 *setup_buf; - dma_addr_t ctrl_req_addr; dma_addr_t ep0_trb_addr; dma_addr_t bounce_addr; dma_addr_t ep0_bounce_addr; |