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| author | Thinh Nguyen <Thinh.Nguyen@synopsys.com> | 2024-12-11 00:33:19 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-12-24 08:56:07 +0100 |
| commit | 76003eb6d09278f945eaee0e8134451485a07c69 (patch) | |
| tree | 2a4409174705be5054f9329d48df9d48fcc0f469 /drivers/usb | |
| parent | 360715d56782fa8ad6776dff9294f0698036a25d (diff) | |
| download | linux-stable-76003eb6d09278f945eaee0e8134451485a07c69.tar.gz linux-stable-76003eb6d09278f945eaee0e8134451485a07c69.tar.bz2 linux-stable-76003eb6d09278f945eaee0e8134451485a07c69.zip | |
usb: gadget: f_tcm: Handle abort command
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>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/function/f_tcm.c | 18 |
1 files changed, 18 insertions, 0 deletions
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) |