xHCI: Check host USB2 LPM capability
authorAndiry Xu <andiry.xu@amd.com>
Fri, 23 Sep 2011 21:19:51 +0000 (14:19 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 26 Sep 2011 22:51:09 +0000 (15:51 -0700)
Check the host's USB2 LPM capability.

USB2 software LPM support is optional for xHCI 0.96 hosts. xHCI 1.0 hosts
should support software LPM, and may support hardware LPM.

Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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