Adding the descriptors of chapter 9.2 of the Power Delivery spec.
Signed-off-by: Oliver Neukum <oneukum@xxxxxxxx>
---
include/uapi/linux/usb/ch9.h | 98 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 98 insertions(+)
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index 06d6c62..118a47b 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -914,6 +914,104 @@ struct usb_ssp_cap_descriptor {
} __attribute__((packed));
/*
+ * USB Power Delivery Capability Descriptor:
+ * Defines capabilities for PD
+ */
+/* Defines the various PD Capabilities of this device */
+#define USB_PD_POWER_DELIVERY_CAPABILITY (0x06)
+/* Provides information on each battery supported by the device */
+#define USB_PD_BATTERY_INFO_CAPABILITY (0x07)
+/* The Consumer characteristics of a Port on the device */
+#define USB_PD_PD_CONSUMER_PORT_CAPABILITY (0x08)
+/* The provider characteristics of a Port on the device */
+#define USB_PD_PD_PROVIDER_PORT_CAPABILITY (0x09)
+
+struct usb_pd_cap_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+ __u8 bDevCapabilityType; /* set to USB_PD_POWER_DELIVERY_CAPABILITY */
+ __u8 bReserved;
+ __le32 bmAttributes;
+#define USB_PD_CAP_BATTERY_CHARGING (1 << 1) /* supports Battery Charging specification */
+#define USB_PD_CAP_USB_PD (1 << 2) /* supports USB Power Delivery specification */
+#define USB_PD_CAP_PROVIDER (1 << 3) /* can provide power */
+#define USB_PD_CAP_CONSUMER (1 << 4) /* can consume power */
+#define USB_PD_CAP_CHARGING_POLICY (1 << ) /* supports CHARGING_POLICY feature */
+#define USB_PD_CAP_TYPE_C_CURRENT (1 << 6) /* supports power capabilities defined in the USB Type-C Specification */
+
+#define USB_PD_CAP_PWR_AC (1 << 8 )
+#define USB_PD_CAP_PWR_BAT (1 << 9)
+#define USB_PD_CAP_PWR_USE_V_BUS (1 << 14)
+
+ __le16 bmProviderPorts; /* Bit zero refers to the UFP of the device */
+ __le16 bmConsumerPorts;
+ __le16 bcdBCVersion;
+ __le16 bcdPDVersion;
+ __le16 bcdUSBTypeCVersion;
+} __attribute__((packed));
+
+struct usb_pd_cap_battery_info_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+ __u8 bDevCapabilityType;
+ /* Index of string descriptor shall contain the user friendly name for this battery */
+ __u8 iBattery;
+ /* Index of string descriptor shall contain the Serial Number String for this battery */
+ __u8 iSerial;
+ __u8 iManufacturer;
+ __u8 bBatteryId; /* uniquely identifies this battery in status Messages */
+ __u8 bReserved;
+ /*
+ * Shall contain the Battery Charge value above which this
+ * battery is considered to be fully charged but not necessarily
+ * “topped off.”
+ */
+ __le32 dwChargedThreshold; /* in mWh */
+ /*
+ * Shall contain the minimum charge level of this battery such
+ * that above this threshold, a device can be assured of being
+ * able to power up successfully (see Battery Charging 1.2).
+ */
+ __le32 dwWeakThreshold; /* in mWh */
+ __le32 dwBatteryDesignCapacity; /* in mWh */
+ __le32 dwBatteryLastFullchargeCapacity; /* in mWh */
+} __attribute__((packed));
+
+struct usb_pd_cap_consumer_port_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+ __u8 bDevCapabilityType;
+ __u8 bReserved;
+ __u8 bmCapabilities;
+/* port will oerate under: */
+#define uSB_PD_CAP_CONSUMER_BC ( 1 << 0 ) /* BC */
+#define uSB_PD_CAP_CONSUMER_PD ( 1 << 1 ) /* PD */
+#define uSB_PD_CAP_CONSUMER_TYPE_C ( 1 << 2 ) /* USB Type-C Current */
+ __le16 wMinVoltage; /* in 50mV units */
+ __le16 wMaxVoltage; /* in 50mV units */
+ __u16 wReserved;
+ __le32 dwMaxOperatingPower; /* in 10 mW - operating at steady state */
+ __le32 dwMaxPeakPower; /* in 10mW units - operating at peak power */
+ __le32 dwMaxPeakPowerTime; /* in 100ms units - duration of peak */
+#define uSB_PD_CAP_CONSUMER_UNKNOWN_PEAK_POWER_TIME 0xffff
+} __attribute__((packed));
+
+struct usb_pd_cap_provider_port_descriptor {
+ __u8 bLength;
+ __u8 bDescriptorType;
+ __u8 bDevCapabilityType;
+ __u8 bReserved1;
+ __u8 bmCapabilities;
+/* port will oerate under: */
+#define uSB_PD_CAP_PROVIDER_BC ( 1 << 0 ) /* BC */
+#define uSB_PD_CAP_PROVIDER_PD ( 1 << 1 ) /* PD */
+#define uSB_PD_CAP_PROVIDER_TYPE_C ( 1 << 2 ) /* USB Type-C Current */
+ __u8 bNumOfPDObjects;
+ __u8 bReserved2;
+ __le32 wPowerDataObject[];
+} __attribute__((packed));
+
+/*
* Precision time measurement capability descriptor: advertised by devices and
* hubs that support PTM
*/
--
2.1.4
--
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