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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Archived-By: MIME-Version: 1.0 X-OriginatorOrg: aspeedtech.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SEZPR06MB7362.apcprd06.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9e8ee0e0-3e29-45e2-7a0b-08df3f04bd1a X-MS-Exchange-CrossTenant-originalarrivaltime: 10 Nov 2026 08:29:29.4595 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 43d4aa98-e35b-4575-8939-080e90d5a249 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: glHJUPjMU/+B+ZUwy9ScrBWXPplLt1ZuwCnRof1q8rAZBhof1hytvDYKDylovbeAYHkcjuJB/lJy2aH1JqGy18aPB/eA91l/NE2E2jWI0D0= X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYZPR06MB6047 Received-SPF: pass client-ip=2a01:111:f403:c405::5; envelope-from=jamin_lin@aspeedtech.com; helo=TYPPR03CU001.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 The register traces show what the guest wrote, but not which transfer=0A= path the write chose, how much each call moved, or when the host gave up=0A= on a packet.=0A= =0A= Add one event per path, so the name says which path ran and a single=0A= path can be enabled on its own: a kick, a transfer result, and a=0A= cancelled packet.=0A= =0A= Signed-off-by: Jamin Lin =0A= Reviewed-by: C=E9dric Le Goater =0A= ---=0A= hw/usb/aspeed-udc.c | 23 +++++++++++++++++++++++=0A= hw/usb/trace-events | 7 +++++++=0A= 2 files changed, 30 insertions(+)=0A= =0A= diff --git a/hw/usb/aspeed-udc.c b/hw/usb/aspeed-udc.c=0A= index 4ba55fd86a..b7aff1b31b 100644=0A= --- a/hw/usb/aspeed-udc.c=0A= +++ b/hw/usb/aspeed-udc.c=0A= @@ -575,6 +575,9 @@ static AspeedUDCXferResult aspeed_udc_ep_xfer_in_desc(A= speedUDCState *s,=0A= aspeed_udc_raise_ep_ack(s, ep);=0A= }=0A= =0A= + trace_aspeed_udc_ep_xfer_in_desc(ep, (uint32_t)p->actual_length,=0A= + done ? "done" : "more");=0A= +=0A= return done ? ASPEED_UDC_XFER_DONE : ASPEED_UDC_XFER_MORE;=0A= }=0A= =0A= @@ -616,6 +619,9 @@ static AspeedUDCXferResult aspeed_udc_ep_xfer_in_single= (AspeedUDCState *s,=0A= * buffer, and the next IN request sends the rest.=0A= */=0A= if (e->single_buf_off < buf_len) {=0A= + trace_aspeed_udc_ep_xfer_in_single(ep,=0A= + (uint32_t)p->actual_length,=0A= + "buffer left");=0A= return ASPEED_UDC_XFER_DONE;=0A= }=0A= =0A= @@ -629,6 +635,9 @@ static AspeedUDCXferResult aspeed_udc_ep_xfer_in_single= (AspeedUDCState *s,=0A= PROC_STS, EP_DMA_CTRL_STS_TX_IDLE)= ;=0A= aspeed_udc_raise_ep_ack(s, ep);=0A= =0A= + trace_aspeed_udc_ep_xfer_in_single(ep, (uint32_t)p->actual_length,=0A= + "done");=0A= +=0A= return ASPEED_UDC_XFER_DONE;=0A= }=0A= =0A= @@ -674,9 +683,15 @@ static AspeedUDCXferResult aspeed_udc_ep_xfer_out_sing= le(AspeedUDCState *s,=0A= aspeed_udc_raise_ep_ack(s, ep);=0A= =0A= if ((uint32_t)p->actual_length >=3D pktiov->size) {=0A= + trace_aspeed_udc_ep_xfer_out_single(ep,=0A= + (uint32_t)p->actual_length,=0A= + "done");=0A= return ASPEED_UDC_XFER_DONE;=0A= }=0A= =0A= + trace_aspeed_udc_ep_xfer_out_single(ep, (uint32_t)p->actual_length,=0A= + "more");=0A= +=0A= return ASPEED_UDC_XFER_MORE;=0A= }=0A= =0A= @@ -696,6 +711,8 @@ static void aspeed_udc_ep_in_kick_desc(AspeedUDCState *= s, int ep,=0A= uint32_t cur_rptr =3D FIELD_EX32(old_val, EP_DMA_STS, RPTR);=0A= USBPacket *p =3D e->pkt;=0A= =0A= + trace_aspeed_udc_ep_in_kick_desc(ep);=0A= +=0A= /*=0A= * A normal kick only sets the write pointer and leaves the read-point= er=0A= * field 0 (the read pointer is ours to advance). The guest resets the= ring=0A= @@ -745,6 +762,8 @@ static void aspeed_udc_ep_in_kick_single(AspeedUDCState= *s, int ep)=0A= AspeedUDCEP *e =3D &s->ep[ep];=0A= USBPacket *p =3D e->pkt;=0A= =0A= + trace_aspeed_udc_ep_in_kick_single(ep);=0A= +=0A= /* Do nothing if no host request is waiting, or no buffer was queued. = */=0A= if (!p || !FIELD_EX32(e->regs[R_EP_DMA_STS], EP_DMA_STS, WPTR)) {=0A= return;=0A= @@ -780,6 +799,8 @@ static void aspeed_udc_ep_out_kick_single(AspeedUDCStat= e *s, int ep)=0A= AspeedUDCEP *e =3D &s->ep[ep];=0A= USBPacket *p =3D e->pkt;=0A= =0A= + trace_aspeed_udc_ep_out_kick_single(ep);=0A= +=0A= /* nothing to do unless an OUT packet is waiting and a buffer is ready= */=0A= if (!p || !FIELD_EX32(e->regs[R_EP_DMA_STS], EP_DMA_STS, WPTR)) {=0A= return;=0A= @@ -1166,6 +1187,8 @@ static void aspeed_udc_gadget_cancel_packet(USBDevice= *udev, USBPacket *p)=0A= AspeedUDCState *s =3D ASPEED_UDC_GADGET(udev)->udc;=0A= int i;=0A= =0A= + trace_aspeed_udc_cancel_packet(p->ep->nr);=0A= +=0A= if (s->ep0_packet =3D=3D p) {=0A= s->ep0_packet =3D NULL;=0A= }=0A= diff --git a/hw/usb/trace-events b/hw/usb/trace-events=0A= index 7a84786fd0..95548eda67 100644=0A= --- a/hw/usb/trace-events=0A= +++ b/hw/usb/trace-events=0A= @@ -395,6 +395,13 @@ aspeed_udc_handle_data(int ep_nr, const char *dir, uin= t32_t iov, int ep_idx) "ep=0A= aspeed_udc_ep_data_in(unsigned ep, uint32_t rptr, uint32_t wptr, uint32_t = iov) "ep %u, rptr %u, wptr %u, iov %u"=0A= aspeed_udc_ep_data_out(unsigned ep, uint32_t wptr, uint32_t avail, uint32_= t iov) "ep %u, wptr %u, avail %u, iov %u"=0A= aspeed_udc_ep_ack(unsigned ep) "ep %u"=0A= +aspeed_udc_ep_in_kick_desc(int ep) "ep %d"=0A= +aspeed_udc_ep_in_kick_single(int ep) "ep %d"=0A= +aspeed_udc_ep_out_kick_single(int ep) "ep %d"=0A= +aspeed_udc_ep_xfer_in_desc(int ep, uint32_t sent, const char *res) "ep %d,= sent %u, %s"=0A= +aspeed_udc_ep_xfer_in_single(int ep, uint32_t sent, const char *res) "ep %= d, sent %u, %s"=0A= +aspeed_udc_ep_xfer_out_single(int ep, uint32_t received, const char *res) = "ep %d, received %u, %s"=0A= +aspeed_udc_cancel_packet(int ep) "ep %d"=0A= =0A= # redirect-server.c=0A= usbredir_server_chardev_open(void) "chardev opened"=0A= -- =0A= 2.43.0=0A=