| From b51e1cf64f93acebb6d8afbacd648a6ecefc39b4 Mon Sep 17 00:00:00 2001 |
| From: Peter Chen <peter.chen@nxp.com> |
| Date: Tue, 23 Jun 2020 11:09:16 +0800 |
| Subject: usb: cdns3: ep0: fix the test mode set incorrectly |
| |
| From: Peter Chen <peter.chen@nxp.com> |
| |
| commit b51e1cf64f93acebb6d8afbacd648a6ecefc39b4 upstream. |
| |
| The 'tmode' is ctrl->wIndex, changing it as the real test |
| mode value for register assignment. |
| |
| Cc: <stable@vger.kernel.org> |
| Fixes: 7733f6c32e36 ("usb: cdns3: Add Cadence USB3 DRD Driver") |
| Reviewed-by: Jun Li <jun.li@nxp.com> |
| Signed-off-by: Peter Chen <peter.chen@nxp.com> |
| Signed-off-by: Felipe Balbi <balbi@kernel.org> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| |
| --- |
| drivers/usb/cdns3/ep0.c | 3 ++- |
| 1 file changed, 2 insertions(+), 1 deletion(-) |
| |
| --- a/drivers/usb/cdns3/ep0.c |
| +++ b/drivers/usb/cdns3/ep0.c |
| @@ -327,7 +327,8 @@ static int cdns3_ep0_feature_handle_devi |
| if (!set || (tmode & 0xff) != 0) |
| return -EINVAL; |
| |
| - switch (tmode >> 8) { |
| + tmode >>= 8; |
| + switch (tmode) { |
| case TEST_J: |
| case TEST_K: |
| case TEST_SE0_NAK: |
