docs: kernel-parameters.txt: document xhci-hcd.quirks parameter
authorLaurentiu Tudor <laurentiu.tudor@nxp.com>
Thu, 5 Jul 2018 13:31:42 +0000 (16:31 +0300)
committerJonathan Corbet <corbet@lwn.net>
Tue, 10 Jul 2018 21:07:55 +0000 (15:07 -0600)
This parameter introduced several years ago in the XHCI host controller
driver was somehow left undocumented. Add a few lines in the kernel
parameters text.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/admin-guide/kernel-parameters.txt

index efc7aa7..533ff5c 100644 (file)
        xirc2ps_cs=     [NET,PCMCIA]
                        Format:
                        <irq>,<irq_mask>,<io>,<full_duplex>,<do_sound>,<lockup_hack>[,<irq2>[,<irq3>[,<irq4>]]]
+
+       xhci-hcd.quirks         [USB,KNL]
+                       A hex value specifying bitmask with supplemental xhci
+                       host controller quirks. Meaning of each bit can be
+                       consulted in header drivers/usb/host/xhci.h.