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

Thinh Nguyen
2022-07-06T23:37:35Z

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 --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)
--
2.28.0