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definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_active_cloned_notspam policy=outbound_active_cloned score=0 mlxlogscore=999 priorityscore=1501 malwarescore=0 adultscore=0 clxscore=1015 impostorscore=0 suspectscore=0 spamscore=0 mlxscore=0 lowpriorityscore=0 bulkscore=0 phishscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411140005 Now that we track TRBs base on request->num_trbs on reclaim, we don't need to save the dwc3_request->needs_extra_trb check. Remove it. Signed-off-by: Thinh Nguyen --- drivers/usb/dwc3/core.h | 3 --- drivers/usb/dwc3/gadget.c | 8 ++++---- 2 files changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index aa09ccbf34a5..ee73789326bc 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -949,8 +949,6 @@ struct dwc3_hwparams { * @trb: pointer to struct dwc3_trb * @trb_dma: DMA address of @trb * @num_trbs: number of TRBs used by this request - * @needs_extra_trb: true when request needs one extra TRB (either due to ZLP - * or unaligned OUT) * @direction: IN or OUT direction flag * @mapped: true when request has been dma-mapped */ @@ -979,7 +977,6 @@ struct dwc3_request { unsigned int num_trbs; - unsigned int needs_extra_trb:1; unsigned int direction:1; unsigned int mapped:1; }; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 687bb8cc4114..83dc7304d701 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -197,7 +197,6 @@ static void dwc3_gadget_del_and_unmap_request(struct dwc3_ep *dep, list_del(&req->list); req->remaining = 0; - req->needs_extra_trb = false; req->num_trbs = 0; if (req->request.status == -EINPROGRESS) @@ -1440,6 +1439,7 @@ static int dwc3_prepare_last_sg(struct dwc3_ep *dep, unsigned int maxp = usb_endpoint_maxp(dep->endpoint.desc); unsigned int rem = req->request.length % maxp; unsigned int num_trbs = 1; + bool needs_extra_trb; if (dwc3_needs_extra_trb(dep, req)) num_trbs++; @@ -1447,15 +1447,15 @@ static int dwc3_prepare_last_sg(struct dwc3_ep *dep, if (dwc3_calc_trbs_left(dep) < num_trbs) return 0; - req->needs_extra_trb = num_trbs > 1; + needs_extra_trb = num_trbs > 1; /* Prepare a normal TRB */ if (req->direction || req->request.length) dwc3_prepare_one_trb(dep, req, entry_length, - req->needs_extra_trb, node, false, false); + needs_extra_trb, node, false, false); /* Prepare extra TRBs for ZLP and MPS OUT transfer alignment */ - if ((!req->direction && !req->request.length) || req->needs_extra_trb) + if ((!req->direction && !req->request.length) || needs_extra_trb) dwc3_prepare_one_trb(dep, req, req->direction ? 0 : maxp - rem, false, 1, true, false);