git: a11ac66f1c0e - stable/13 - xhci(4): Properly define all basic USB port speeds.

The branch stable/13 has been updated by hselasky:

URL: https://cgit.FreeBSD.org/src/commit/?id=a11ac66f1c0ec4c31f30dd9030c664449ab65b49

commit a11ac66f1c0ec4c31f30dd9030c664449ab65b49
Author:     Hans Petter Selasky <hselasky@FreeBSD.org>
AuthorDate: 2022-05-03 20:19:35 +0000
Commit:     Hans Petter Selasky <hselasky@FreeBSD.org>
CommitDate: 2022-05-10 08:05:29 +0000

    xhci(4): Properly define all basic USB port speeds.
    
    Sponsored by:   NVIDIA Networking
    
    (cherry picked from commit d730333c80fe8bc60770d093cbf12f473a065ca4)
---
 sys/dev/usb/controller/xhci.c    | 8 ++++----
 sys/dev/usb/controller/xhcireg.h | 4 ++++
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/sys/dev/usb/controller/xhci.c b/sys/dev/usb/controller/xhci.c
index aa8ea280eb8b..cdc73aa13bc8 100644
--- a/sys/dev/usb/controller/xhci.c
+++ b/sys/dev/usb/controller/xhci.c
@@ -3530,13 +3530,13 @@ xhci_roothub_exec(struct usb_device *udev,
 		i = UPS_PORT_LINK_STATE_SET(XHCI_PS_PLS_GET(v));
 
 		switch (XHCI_PS_SPEED_GET(v)) {
-		case 3:
+		case XHCI_PS_SPEED_HIGH:
 			i |= UPS_HIGH_SPEED;
 			break;
-		case 2:
+		case XHCI_PS_SPEED_LOW:
 			i |= UPS_LOW_SPEED;
 			break;
-		case 1:
+		case XHCI_PS_SPEED_FULL:
 			/* FULL speed */
 			break;
 		default:
@@ -3637,7 +3637,7 @@ xhci_roothub_exec(struct usb_device *udev,
 		case UHF_PORT_SUSPEND:
 			DPRINTFN(6, "suspend port %u (LPM=%u)\n", index, i);
 			j = XHCI_PS_SPEED_GET(v);
-			if ((j < 1) || (j > 3)) {
+			if (j == 0 || j >= XHCI_PS_SPEED_SS) {
 				/* non-supported speed */
 				err = USB_ERR_IOERROR;
 				goto done;
diff --git a/sys/dev/usb/controller/xhcireg.h b/sys/dev/usb/controller/xhcireg.h
index b49bc09a8e7a..38acffaca050 100644
--- a/sys/dev/usb/controller/xhcireg.h
+++ b/sys/dev/usb/controller/xhcireg.h
@@ -124,6 +124,10 @@
 #define	XHCI_PS_PLS_SET(x)	(((x) & 0xF) << 5)	/* RW - port link state */
 #define	XHCI_PS_PP		0x00000200	/* RW - port power */
 #define	XHCI_PS_SPEED_GET(x)	(((x) >> 10) & 0xF)	/* RO - port speed */
+#define	XHCI_PS_SPEED_FULL	0x1			/* Full Speed USB */
+#define	XHCI_PS_SPEED_LOW	0x2			/* Low Speed USB */
+#define	XHCI_PS_SPEED_HIGH	0x3			/* High Speed USB */
+#define	XHCI_PS_SPEED_SS	0x4			/* Super Speed USB */
 #define	XHCI_PS_PIC_GET(x)	(((x) >> 14) & 0x3)	/* RW - port indicator */
 #define	XHCI_PS_PIC_SET(x)	(((x) & 0x3) << 14)	/* RW - port indicator */
 #define	XHCI_PS_LWS		0x00010000	/* RW - port link state write strobe */