Dwc3_stop_active_transfer

Author: usan

August undefined, 2024

WebMar 3, 2024 · This patch adds the extra function __dwc3_stop_active_transfer to consolidate the same codepath. Signed-off-by: Michael Grzeschik --- drivers/usb/dwc3/gadget.c 68 +++++++++++++++++++++------------------ 1 file changed, 36 insertions(+), 32 deletions(-) … Webdwc3_stop_active_transfer(dwc, dep->number, true); dep->flags = DWC3_EP_ENABLED; } else { u32 cur_uf; cur_uf = __dwc3_gadget_get_frame(dwc); __dwc3_gadget_start_isoc(dwc, dep, cur_uf); dep->flags &= ~DWC3_EP_PENDING_REQUEST; } return 0; } if ( (dep->flags & DWC3_EP_BUSY) && …

Re: [PATCH v2] usb: dwc3: Stop active transfers before …

WebAug 28, 2024 · dwc3_stop_active_transfers(). > +> +/*> + * The databook explicitly mentions for a device-initiated> + * disconnect sequence, the SW needs to ensure that it … WebThis is part of the reason for moving the wait_for_completion() call until AFTER the stop active transfers, since that is the point at which we could potentially set the … ipswich child safety intake

[PATCH v7 0/5] Fix controller halt and endxfer timeout issues

WebAug 28, 2024 · In the DWC3 databook, for a device initiated disconnect or bus reset, thedriver is required to send dependxfer commands for any pending transfers. In … Web* this request is issued with start transfer. The request will be out * from this list in 2 cases. The first is that the transfer will be * completed (not if the transfer is endless using a circular TRBs with * with link TRB). The second case is an option to do stop stransfer, * this can be initiated by the function driver when calling dequeue. */ Web- dwc3_stop_active_transfer(dwc, dep->number); + dwc3_stop_active_transfer(dwc, dep->number); - /* - * NOTICE: We are violating what the Databook says about the - * … orchard lane apartments ottumwa

Subject [PATCH v3 2/3] usb: dwc3: gadget: Stall and restart EP0 if …

2024.2: DWC3: USB 3 port hangs after cable plug out: dwc3 ... - Xilinx

http://visa.lab.asu.edu/gitlab/fstrace/android-kernel-msm-hammerhead-3.4-marshmallow-mr3/commit/bb2a72cb70d6ce799ffd1d2c52c376d90e63afc8 WebJan 1, 2013 · Reports to the State. UT System Reports. Documents by Office. Documents by Institution. All Documents. Regents' Rules and Regulations. Policy Library. Board … orchard lane east moleseyWebThis is part of the reason for moving the wait_for_completion() call until AFTER the stop active transfers, since that is the point at which we could potentially set the DWC3_EP_DELAY_STOP. If there is a host not moving the EP0 state, then we can at least utilize the timeout path to force EP0 back to the setup phase. ipswich christmas carols

"WebIf DWC3_EP_DELAYED_STOP is set during stop active transfers, then do not continue attempting to unmap request buffers during dwc3_remove_requests (). This can lead to SMMU faults, as the controller has not stopped the processing of the TRB. Defer this sequence to the EP0 out start, which " - Dwc3_stop_active_transfer

Dwc3_stop_active_transfer

linux-xlnx/gadget_hibernation.c at master · Xilinx/linux-xlnx

Webstatic int dwc3_gadget_set_ep_config (struct dwc3 * dwc, struct dwc3_ep * dep, const struct usb_endpoint_descriptor * desc , const struct usb_ss_ep_comp_descriptor * comp_desc , Web- Removed patch to modify DEP flags during dwc3_stop_active_transfer(). This was not required after fixing the logic to allow EP xfercomplete events to be handled on EP0. - Added some changes to account for a cable disconnect scenario, where dwc3_gadget_pullup() would not be executed to stop active transfers. Needed to add …

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WebTrying to follow the databook programming model in this* scenario can cause errors. For two reasons:** 1) The databook says to do %DWC3_DEPCMD_DEPSTARTCFG for every* … Web> dwc3_remove_requests(dwc, dwc3_ep, -ESHUTDOWN); > This is part of the reason for moving the wait_for_completion() call until > AFTER the stop active transfers, since that …

Web*PATCH] usb: dwc3: gadget: Add 100uS delay after end transfer command without IOC @ 2024-02-27 23:20 Wesley Cheng 2024-02-28 2:19 ` Thinh Nguyen 0 siblings, 1 reply; 7+ messages in thread From: Wesley Cheng @ 2024-02-27 23:20 UTC (permalink / raw) To: gregkh, Thinh.Nguyen; +Cc: linux-kernel, linux-usb, quic_jackp, Wesley Cheng … Web* DWC3_SDP_CHARGER Standard downstream port. Refers to a * downstream port on USB compliant host/hub. * DWC3_DCP_CHARGER Dedicated charger port(AC charger/ Wall charger) * DWC3_CDP_CHARGER Charging downstream port. Enumeration can happen * and IDEV_CHG_MAX can be drawn irrespective of * USB state.

WebApr 13, 2024 · This is due to the pending endxfers, leading to gadget start (w/o lock. held) to execute the remove requests, which will unlock the dwc3. spinlock as part of giveback. To mitigate this, resolve the pending endxfers on the pullup disable. path by re-locating the SETUP phase check after stop active transfers, since. Web*PATCH] usb: dwc3: gadget: Add 100uS delay after end transfer command without IOC @ 2024-02-27 23:20 Wesley Cheng 2024-02-28 2:19 ` Thinh Nguyen 0 siblings, 1 reply; 7+ …

Web- dwc3_stop_active_transfer (dwc, dep->number); + if (list_empty (&dep->req_queued)) { + dwc3_stop_active_transfer (dwc, dep->number); + dep->flags = DWC3_EP_ENABLED; + } return 0; } + ret = __dwc3_gadget_kick_transfer (dep, 0, true); if (ret && ret != -EBUSY) { struct dwc3 *dwc = dep->dwc;

WebWhenever req_queue isn't empty, we call dwc3_stop_active_transfer () which will clear DWC3_EP_BUSY flag. Yes, if we clear DWC3_EP_BUSY in dwc3_stop_active_transfer then its fine. But we do not do that. Probably , error was introduced when "End Transfer" completion interrupt handling was removed. -- orchard lane community centreWebApr 13, 2024 · This is due to the pending endxfers, leading to gadget start (w/o lock. held) to execute the remove requests, which will unlock the dwc3. spinlock as part of giveback. … orchard lane downpatrickWebLet the dwc3_stop_active_transfer() do > that checking. > Hi Thinh, Thanks for the detailed review, as always. Got it, we can allow that to catch it based off the … ipswich child safety service centrehttp://visa.lab.asu.edu/gitlab/fstrace/android-kernel-msm-hammerhead-3.4-marshmallow-mr3/commit/bb2a72cb70d6ce799ffd1d2c52c376d90e63afc8 orchard lane childer thorntonWebdwc3_stop_active_transfer(dep, true, true); list_for_each_entry_safe(req, tmp, &dep->started_list, list) dwc3_gadget_move_cancelled_request(req, … ipswich child safety phone numberWebusb: dwc3: remove WARN_ON from dwc_stop_active_transfer Now we are sure that, if res_trans_idx is zero, then endpoint has been stopped. So it's safe to just return if endpoint is already stopped. No need to generate warning anymore. While doing so, it's better to return when res_trans_idx is zero and decrease one level of indentation. ipswich children\\u0027s libraryWebApr 10, 2024 · This is due to the pending endxfers, leading to gadget start (w/o lock. held) to execute the remove requests, which will unlock the dwc3. spinlock as part of giveback. To mitigate this, resolve the pending endxfers on the pullup disable. path by re-locating the SETUP phase check after stop active transfers, since. orchard lane community centre newport