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authorLaurentiu Tudor <laurentiu.tudor@nxp.com>2018-07-05 16:31:42 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-06 16:28:30 +0200
commitc0addc9a5ba88350a3d9365a73290e34dc238b70 (patch)
tree4a5d1155abfae2562a184f2a256e5928611f0f5f /Documentation
parente3ebc3ad0c680fc294c12e842ee75671e20328eb (diff)
downloadlinux-c0addc9a5ba88350a3d9365a73290e34dc238b70.tar.gz
docs: kernel-parameters.txt: document xhci-hcd.quirks parameter
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index efc7aa7a0670..533ff5c68970 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4846,3 +4846,8 @@
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.