Thread (12 messages) 12 messages, 3 authors, 2021-03-23
STALE1941d LANDED
Revisions (3)
  1. rfc [diff vs current]
  2. v2 [diff vs current]
  3. v3 current

[PATCH v3 3/8] usb: core: hub: Print speed name based on ssp rate

From: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Date: 2021-03-11 03:43:37
Subsystem: the rest, usb subsystem · Maintainers: Linus Torvalds, Greg Kroah-Hartman

Check for usb_device->ssp_rate to print the SuperSpeed Plus signaling
rate generation and lane count.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
---
Changes in v3:
- Print Gen XxY instead of genXxY to the match the USB spec
Changes in v2:
- None

 drivers/usb/core/hub.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 823470607d58..9a83390072da 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4830,9 +4830,13 @@ hub_port_init(struct usb_hub *hub, struct usb_device *udev, int port1,
 						"%s SuperSpeed%s%s USB device number %d using %s\n",
 						(udev->config) ? "reset" : "new",
 					 (udev->speed == USB_SPEED_SUPER_PLUS) ?
-							"Plus Gen 2" : " Gen 1",
-					 (udev->rx_lanes == 2 && udev->tx_lanes == 2) ?
-							"x2" : "",
+							" Plus" : "",
+					 (udev->ssp_rate == USB_SSP_GEN_2x2) ?
+							" Gen 2x2" :
+					 (udev->ssp_rate == USB_SSP_GEN_2x1) ?
+							" Gen 2x1" :
+					 (udev->ssp_rate == USB_SSP_GEN_1x2) ?
+							" Gen 1x2" : "",
 					 devnum, driver_name);
 			}
 
-- 
2.28.0
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