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54a19b4d3f
There are some ABI documents that, while they don't generate any warnings, they have issues when parsed by get_abi.pl script on its output result. Address them, in order to provide a clean output. Reviewed-by: Tom Rix <trix@redhat.com> # for fpga-manager Reviewed-By: Kajol Jain<kjain@linux.ibm.com> # for sysfs-bus-event_source-devices-hv_gpci and sysfs-bus-event_source-devices-hv_24x7 Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> #for IIO Acked-by: Oded Gabbay <oded.gabbay@gmail.com> # for Habanalabs Acked-by: Vaibhav Jain <vaibhav@linux.ibm.com> # for sysfs-bus-papr-pmem Acked-by: Cezary Rojewski <cezary.rojewski@intel.com> # for catpt Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com> Acked-by: Ilya Dryomov <idryomov@gmail.com> # for rbd Acked-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Link: https://lore.kernel.org/r/5bc78e5b68ed1e9e39135173857cb2e753be868f.1604042072.git.mchehab+huawei@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
54 lines
1.7 KiB
Text
54 lines
1.7 KiB
Text
What: Raise a uevent when a USB charger is inserted or removed
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Date: 2020-01-14
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KernelVersion: 5.6
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Contact: linux-usb@vger.kernel.org
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Description: There are two USB charger states:
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- USB_CHARGER_ABSENT
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- USB_CHARGER_PRESENT
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There are five USB charger types:
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======================== ==========================
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USB_CHARGER_UNKNOWN_TYPE Charger type is unknown
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USB_CHARGER_SDP_TYPE Standard Downstream Port
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USB_CHARGER_CDP_TYPE Charging Downstream Port
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USB_CHARGER_DCP_TYPE Dedicated Charging Port
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USB_CHARGER_ACA_TYPE Accessory Charging Adapter
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======================== ==========================
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https://www.usb.org/document-library/battery-charging-v12-spec-and-adopters-agreement
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Here are two examples taken using ``udevadm monitor -p`` when
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USB charger is online::
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UDEV change /devices/soc0/usbphynop1 (platform)
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ACTION=change
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DEVPATH=/devices/soc0/usbphynop1
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DRIVER=usb_phy_generic
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MODALIAS=of:Nusbphynop1T(null)Cusb-nop-xceiv
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OF_COMPATIBLE_0=usb-nop-xceiv
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OF_COMPATIBLE_N=1
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OF_FULLNAME=/usbphynop1
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OF_NAME=usbphynop1
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SEQNUM=2493
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SUBSYSTEM=platform
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USB_CHARGER_STATE=USB_CHARGER_PRESENT
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USB_CHARGER_TYPE=USB_CHARGER_SDP_TYPE
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USEC_INITIALIZED=227422826
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USB charger is offline::
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KERNEL change /devices/soc0/usbphynop1 (platform)
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ACTION=change
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DEVPATH=/devices/soc0/usbphynop1
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DRIVER=usb_phy_generic
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MODALIAS=of:Nusbphynop1T(null)Cusb-nop-xceiv
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OF_COMPATIBLE_0=usb-nop-xceiv
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OF_COMPATIBLE_N=1
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OF_FULLNAME=/usbphynop1
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OF_NAME=usbphynop1
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SEQNUM=2494
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SUBSYSTEM=platform
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USB_CHARGER_STATE=USB_CHARGER_ABSENT
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USB_CHARGER_TYPE=USB_CHARGER_UNKNOWN_TYPE
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