diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2019-07-26 15:05:37 +1000 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2019-08-12 08:54:49 +0300 |
| commit | cca1754c1d004370b86f41ad346130589fd41152 (patch) | |
| tree | 751473a95d28c36961718cadbca255d1248098e9 | |
| parent | 8016759894089ef79415852d253eb54217b44539 (diff) | |
usb: gadget: aspeed: Improve debugging when nuking
When nuking requests, it's useful to display how many were
actually nuked. It has proven handy when debugging issues
where EP0 went in a wrong state.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
| -rw-r--r-- | drivers/usb/gadget/udc/aspeed-vhub/core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/gadget/udc/aspeed-vhub/core.c b/drivers/usb/gadget/udc/aspeed-vhub/core.c index db3628be38c0..9e698de4b1e8 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/core.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/core.c @@ -65,14 +65,16 @@ void ast_vhub_done(struct ast_vhub_ep *ep, struct ast_vhub_req *req, void ast_vhub_nuke(struct ast_vhub_ep *ep, int status) { struct ast_vhub_req *req; - - EPDBG(ep, "Nuking\n"); + int count = 0; /* Beware, lock will be dropped & req-acquired by done() */ while (!list_empty(&ep->queue)) { req = list_first_entry(&ep->queue, struct ast_vhub_req, queue); ast_vhub_done(ep, req, status); + count++; } + if (count) + EPDBG(ep, "Nuked %d request(s)\n", count); } struct usb_request *ast_vhub_alloc_request(struct usb_ep *u_ep, |