In function ecm_bitrate(), it is not good to report same speed as
super speed when gadget work at super speed plus.
Change report speed same as commit 986499b1569a ("usb: gadget: f_ncm:
fix ncm_bitrate for SuperSpeed and above.").
Signed-off-by: Linyu Yuan <quic_linyyuan@xxxxxxxxxxx>
---
drivers/usb/gadget/function/f_ecm.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/function/f_ecm.c b/drivers/usb/gadget/function/f_ecm.c
index c6e63ad77a40..8da7d314602c 100644
--- a/drivers/usb/gadget/function/f_ecm.c
+++ b/drivers/usb/gadget/function/f_ecm.c
@@ -68,8 +68,10 @@ static inline struct f_ecm *func_to_ecm(struct usb_function *f)
/* peak (theoretical) bulk transfer rate in bits-per-second */
static inline unsigned ecm_bitrate(struct usb_gadget *g)
{
- if (gadget_is_superspeed(g) && g->speed == USB_SPEED_SUPER)
- return 13 * 1024 * 8 * 1000 * 8;
+ if (gadget_is_superspeed(g) && g->speed >= USB_SPEED_SUPER_PLUS)
+ return 4250000000U;
+ else if (gadget_is_superspeed(g) && g->speed == USB_SPEED_SUPER)
+ return 3750000000U;
else if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH)
return 13 * 512 * 8 * 1000 * 8;
else
--
2.17.1
