diff mbox series

[v3,18/28] usb: gadget: f_tcm: Handle abort command

Message ID 6d2a05f120a0384e36b5150b50eec53a0991f400.1733876548.git.Thinh.Nguyen@synopsys.com
State New
Headers show
Series None | expand

Commit Message

Thinh Nguyen Dec. 11, 2024, 12:33 a.m. UTC 
Implement usbg_aborted_task() to cancel aborted outstanding requests.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
---
 drivers/usb/gadget/function/f_tcm.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
index 696d34e04e7d..2a74414c7fd1 100644
--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -1257,6 +1257,24 @@  static void usbg_queue_tm_rsp(struct se_cmd *se_cmd)
 
 static void usbg_aborted_task(struct se_cmd *se_cmd)
 {
+	struct usbg_cmd *cmd = container_of(se_cmd, struct usbg_cmd, se_cmd);
+	struct f_uas *fu = cmd->fu;
+	struct usb_gadget *gadget = fuas_to_gadget(fu);
+	struct uas_stream *stream = &fu->stream[se_cmd->map_tag];
+	int ret = 0;
+
+	if (stream->req_out->status == -EINPROGRESS)
+		ret = usb_ep_dequeue(fu->ep_out, stream->req_out);
+	else if (stream->req_in->status == -EINPROGRESS)
+		ret = usb_ep_dequeue(fu->ep_in, stream->req_in);
+	else if (stream->req_status->status == -EINPROGRESS)
+		ret = usb_ep_dequeue(fu->ep_status, stream->req_status);
+
+	if (ret)
+		dev_err(&gadget->dev, "Failed to abort cmd tag %d, (%d)\n",
+			cmd->tag, ret);
+
+	cmd->state = UASP_QUEUE_COMMAND;
 }
 
 static const char *usbg_check_wwn(const char *name)