[PATCH 5.10 07/40] USB: gadget: f_acm: add support for SuperSpeed Plus

Greg Kroah-Hartman
2020-12-23T15:34:59Z

From: taehyun.cho <taehyun.cho@samsung.com>

commit 3ee05c20656782387aa9eb010fdb9bb16982ac3f upstream.

Setup the SuperSpeed Plus descriptors for f_acm. This allows the gadget
to work properly without crashing at SuperSpeed rates.

Cc: Felipe Balbi <balbi@kernel.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: taehyun.cho <taehyun.cho@samsung.com>
Signed-off-by: Will McVicker <willmcvicker@google.com>
Reviewed-by: Peter Chen <peter.chen@nxp.com>
Link: https://lore.kernel.org/r/20201127140559.381351-3-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/usb/gadget/function/f_acm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/usb/gadget/function/f_acm.c
+++ b/drivers/usb/gadget/function/f_acm.c
@@ -686,7 +686,7 @@ acm_bind(struct usb_configuration *c, st
acm_ss_out_desc.bEndpointAddress = acm_fs_out_desc.bEndpointAddress;

status = usb_assign_descriptors(f, acm_fs_function, acm_hs_function,
- acm_ss_function, NULL);
+ acm_ss_function, acm_ss_function);
if (status)
goto fail;