2024 Dwc3_stop_active

Dwc3_stop_active_transfer

Author: vhgz

August undefined, 2024

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 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 …

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

WebJul 28, 2024 · @tratoon a common approach is to feed mains power to the PSU through a SSR and have the Duet control the SSR from its PS_ON output. The first line of the … Webduring cable disconnect. - snps,usb3-u1u2-disable: If present, disable u1u2 low power modes for DWC3 core controller in SS mode. - snps,hird_thresh: If present, will … gerrard east

[PATCH] usb: dwc3: gadget: Add 100uS delay after end transfer …

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- 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 … WebApr 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. christmas eve mass online

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

[PATCH] usb: dwc3: fix EP_BUSY in case of dequeue - narkive

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 … 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; gerrard hatch historyWebAug 28, 2024 · dwc3_stop_active_transfers(). > +> +/*> + * The databook explicitly mentions for a device-initiated> + * disconnect sequence, the SW needs to ensure that it … christmas eve mass online 2021

"WebLet 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 … " - Dwc3_stop_active_transfer

Dwc3_stop_active_transfer

[PATCH] usb: dwc3: gadget: Add 100uS delay after end transfer …

Webusb: 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. 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. --

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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 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. WebThe Synopsys DesignWare Core SuperSpeed USB 3.0 Controller (hereinafter referred to as DWC3) is a USB SuperSpeed compliant controller which can be configured in one of 4 ways: Peripheral-only configuration Host-only configuration Dual-Role configuration Hub configuration Linux currently supports several versions of this controller.

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) && … 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 - * …

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. 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(-) …

http://visa.lab.asu.edu/gitlab/fstrace/android-kernel-msm-hammerhead-3.4-marshmallow-mr3/commit/bb2a72cb70d6ce799ffd1d2c52c376d90e63afc8

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 , christmas eve mass nychttp://visa.lab.asu.edu/gitlab/fstrace/android-kernel-msm-hammerhead-3.4-marshmallow-mr3/commit/bb2a72cb70d6ce799ffd1d2c52c376d90e63afc8 gerrard hatch gamefowl historyWebDWC3_DCTL, DWC3_DCFG, DWC3_DEVTEN * save_regs - Saves registers on hibernation * @dwc: pointer to our controller context structure * Returns 0 on success otherwise negative errno. staticintsave_regs(structdwc3 *dwc) inti; if(!dwc->saved_regs) { dwc->saved_regs= devm_kmalloc(dwc->dev, sizeof(save_reg_addr), GFP_KERNEL); … christmas eve mass scheduleWebSep 9, 2024 · September 9, 2024 - WorkCompWire. Austin, TX – The Texas Department of Insurance, Division of Workers’ Compensation (DWC) has revised DWC Form-073, Work … gerrard groceryWeb* 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. */ gerrard clockWebusb: 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 … christmas eve mass online 2022Web> 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 … gerrard clubs