These patches provides support of LPM capability to the dwc3 xhci
hosts. Patches have been tested on STih407 by Aymen Bouattay.
Changes Since RFC:
-- All dwc3 platform are enabled for USB3 lpm.
-- Ux timeout calculation and tier policy check as per Mathias's comment
-- A new patch added for allowing lpm (en/dis)able only if device is
atleast in default state.
Pratyush Anand (4):
xhci: A default implementation for Ux timeout calculation and tier
policy check
xhci: Platform: Add (en/dis)able_usb3_lpm_timeout
dwc3: host: Set xhci lpm support quirk
usb: allow lpm (en/dis)able only if device is atleast in default state
drivers/usb/core/hub.c | 6 ++--
drivers/usb/dwc3/host.c | 1 +
drivers/usb/host/xhci-plat.c | 3 ++
drivers/usb/host/xhci.c | 66 ++++++++++++++++++++++++++++++++------------
4 files changed, 56 insertions(+), 20 deletions(-)
Cc: Aymen Bouattay <[email protected]>
--
1.8.3.1
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