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usb: gadget: f_tcm: Handle abort command

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Implement usbg_aborted_task() to cancel aborted outstanding requests.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/6d2a05f120a0384e36b5150b50eec53a0991f400.1733876548.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Thinh Nguyen 2024-12-11 00:33:19 +00:00 • committed by Greg Kroah-Hartman
parent 360715d567
commit 76003eb6d0
1 changed files with 18 additions and 0 deletions
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18
drivers/usb/gadget/function/f_tcm.c
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@ -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)