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authorHeikki Krogerus <heikki.krogerus@linux.intel.com>2020-11-25 15:06:41 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-26 11:18:56 +0300
commit7656ca71b0ba04ae7437afe3d046e9134442678e (patch)
treee590dce9ebdb71bce41181a91e71f2d1eb8ae3e0 /include/linux/usb
parentf3ef38160e3dacb490483eb2104b4ce05cd97058 (diff)
downloadlinux-7656ca71b0ba04ae7437afe3d046e9134442678e.tar.xz
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: Heikki Krogerus <heikki.krogerus@linux.intel.com> Link: https://lore.kernel.org/r/20201125120642.37156-2-heikki.krogerus@linux.intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb')
-rw-r--r--include/linux/usb/pd_vdo.h15
1 files changed, 12 insertions, 3 deletions
diff --git a/include/linux/usb/pd_vdo.h b/include/linux/usb/pd_vdo.h
index 8c5cb5830754..8c08eeb9a74b 100644
--- a/include/linux/usb/pd_vdo.h
+++ b/include/linux/usb/pd_vdo.h
@@ -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