Commit 7656ca71 authored by Heikki Krogerus's avatar Heikki Krogerus Committed by Greg Kroah-Hartman
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usb: pd: DFP product types 



USB Power Delivery Specification R3.0 introduced separate
field for the DFP product type to the ID Header VDO.

Signed-off-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20201125120642.37156-2-heikki.krogerus@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f3ef3816

include/linux/usb/pd_vdo.h

+12 −3
Original line number Diff line number Diff line
@@ -103,17 +103,25 @@ 
 * --------------------

 * <31>     :: data capable as a USB host

 * <30>     :: data capable as a USB device

 * <29:27>  :: product type

 * <29:27>  :: product type (UFP / Cable)

 * <26>     :: modal operation supported (1b == yes)

 * <25:16>  :: Reserved, Shall be set to zero

 * <25:16>  :: product type (DFP)

 * <15:0>   :: USB-IF assigned VID for this cable vendor

 */

#define IDH_PTYPE_UNDEF		0

#define IDH_PTYPE_HUB		1

#define IDH_PTYPE_PERIPH	2

#define IDH_PTYPE_PSD		3

#define IDH_PTYPE_AMA		5



#define IDH_PTYPE_PCABLE	3

#define IDH_PTYPE_ACABLE	4

#define IDH_PTYPE_AMA		5



#define IDH_PTYPE_DFP_UNDEF	0

#define IDH_PTYPE_DFP_HUB	1

#define IDH_PTYPE_DFP_HOST	2

#define IDH_PTYPE_DFP_PB	3

#define IDH_PTYPE_DFP_AMC	4



#define VDO_IDH(usbh, usbd, ptype, is_modal, vid)		\

	((usbh) << 31 | (usbd) << 30 | ((ptype) & 0x7) << 27	\
@@ -122,6 +130,7 @@ 
#define PD_IDH_PTYPE(vdo)	(((vdo) >> 27) & 0x7)

#define PD_IDH_VID(vdo)		((vdo) & 0xffff)

#define PD_IDH_MODAL_SUPP(vdo)	((vdo) & (1 << 26))

#define PD_IDH_DFP_PTYPE(vdo)	(((vdo) >> 23) & 0x7)



/*

 * Cert Stat VDO