Dwc3_stop_active_transfer

Author: vris

August undefined, 2024

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* …

usb transfer using GadgetFS on zcu106 - Xilinx

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 … http://visa.lab.asu.edu/gitlab/fstrace/android-kernel-msm-hammerhead-3.4-marshmallow-mr3/commit/bb2a72cb70d6ce799ffd1d2c52c376d90e63afc8 how much saturation does bread give you

[v2] usb: dwc3: gadget: move cmd_endtransfer to extra function

http://visa.lab.asu.edu/gitlab/fstrace/android-kernel-msm-hammerhead-3.4-marshmallow-mr3/commit/bb2a72cb70d6ce799ffd1d2c52c376d90e63afc8 WebHowever, if the DWC3_EP_DELAY_STOP is set, it will call the giveback API, which attempts to unlock the dwc->lock. Ideally, the DWC3 gadget should not have pending … 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. how much saturated fat should you consume

Re: [PATCH] usb: dwc3: gadget: Stall and restart EP0 if host is ...

drivers/usb/dwc3/gadget.c - kernel/msm - Git at Google

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 … 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. how much saturated fats per dayWebAug 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 … how do sea turtles swim

"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

winnerx/dwc3-msm.c at master · ianmacd/winnerx · GitHub

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. */ 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.

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WebAug 28, 2024 · dwc3_stop_active_transfers(). > +> +/*> + * The databook explicitly mentions for a device-initiated> + * disconnect sequence, the SW needs to ensure that it … 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.

WebMessage ID: [email protected] (mailing list archive)State: Superseded: Headers: show 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 …

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*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 …

WebAug 19, 2024 · This would allow the __dwc3_gadget_stop() to disable EP0/1, which would call dwc3_gadget_stop_active_transfer() to send the end xfer command: //Packet which …

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 … how do sea turtles travelWebDWC3_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); … how much saturation does bread give minecraftWeb- dwc3_stop_active_transfer(dwc, dep->number); + dwc3_stop_active_transfer(dwc, dep->number); - /* - * NOTICE: We are violating what the Databook says about the - * … how do sea urchins affect lionfishWebMar 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(-) … how do sea urchins affect orcasWebThe 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. how do sea urchin reproduceWeb[prev in list] [next in list] [prev in thread] [next in thread] List: linux-usb Subject: Re: [RFC PATCH v2 1/3] usb: dwc3: Flush pending SETUP data during stop active xfers From: Wesley Cheng Date: 2024-03-22 18:21:16 Message-ID: eeee97bf-2987-3cfb-217e-42615d8d864b codeaurora ! org [Download RAW message or … how do sea urchins adapt to their environmentWebThis 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 … how do sea urchins affect kelp