These patches provide support of LPM capability to the dwc3 xhci hosts. Patches have been tested on STih407. Changes since V2: -- checkpatch warning removed. -- xhci pdata initialized with zero using memset. Changes since V1: -- patches have been rebased on next branch of balbi/usb.git. -- Minor comment of Mathias for V1 have been incorporated. -- New rebased patches have been tested with hardware. 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 (5): xhci: A default implementation for Ux timeout calculation and tier policy check xhci: Platform: Add (en/dis)able_usb3_lpm_timeout xhci: Platform: Set xhci lpm support quirk based on platform data dwc3: host: Enable USB3 LPM capability usb: allow lpm (en/dis)able only if device is atleast in default state Documentation/devicetree/bindings/usb/usb-xhci.txt | 2 + drivers/usb/core/hub.c | 6 +- drivers/usb/dwc3/host.c | 12 ++++ drivers/usb/host/xhci-plat.c | 9 +++ drivers/usb/host/xhci.c | 66 ++++++++++++++++------ include/linux/usb/xhci_pdriver.h | 27 +++++++++ 6 files changed, 102 insertions(+), 20 deletions(-) create mode 100644 include/linux/usb/xhci_pdriver.h -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html