diff mbox series

[30/36] usb: gadget: f_tcm: Handle abort command

Message ID 90d31ee68d69cd875c4d4f6e29783b45ebfb1e89.1657149962.git.Thinh.Nguyen@synopsys.com (mailing list archive)
State Superseded
Headers show
Series usb: gadget: f_tcm: Enhance UASP driver | expand

Commit Message

Thinh Nguyen July 6, 2022, 11:37 p.m. UTC 
Implemented aborted_task to cancel outstanding request.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
---
 drivers/usb/gadget/function/f_tcm.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
index c7f64d0eba0f..d15008b14beb 100644
--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -1276,6 +1276,22 @@  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 uas_stream *stream = cmd->stream;
+	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)
+		pr_err("Unable to dequeue se_cmd out %p\n", se_cmd);
+
+	cmd->state = UASP_QUEUE_COMMAND;
 }
 
 static const char *usbg_check_wwn(const char *name)