Commit 382e8fa8 authored by Heikki Krogerus's avatar Heikki Krogerus Committed by Greg Kroah-Hartman
Browse files

usb: typec: displayport: Move the Configuration VDO helpers to the header 



The helpers used for reading and writing the pin assignment
from and to the Configuration VDO will be useful in GPU
drivers, and also UCSI driver after DisplayPort alt mode
support is added to it.

Signed-off-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 25b01614

drivers/usb/typec/altmodes/displayport.c

+0 −4
Original line number Diff line number Diff line
@@ -24,10 +24,6 @@ enum { 
	DP_CONF_DUAL_D,

};



/* Helper for setting/getting the pin assignement value to the configuration */

#define DP_CONF_SET_PIN_ASSIGN(_a_)	((_a_) << 8)

#define DP_CONF_GET_PIN_ASSIGN(_conf_)	(((_conf_) & GENMASK(15, 8)) >> 8)



/* Pin assignments that use USB3.1 Gen2 signaling to carry DP protocol */

#define DP_PIN_ASSIGN_GEN2_BR_MASK	(BIT(DP_PIN_ASSIGN_A) | \

					 BIT(DP_PIN_ASSIGN_B))

include/linux/usb/typec_dp.h

+4 −0
Original line number Diff line number Diff line
@@ -92,4 +92,8 @@ enum { 
#define DP_CONF_PIN_ASSIGNEMENT_SHIFT	8

#define DP_CONF_PIN_ASSIGNEMENT_MASK	GENMASK(15, 8)



/* Helper for setting/getting the pin assignement value to the configuration */

#define DP_CONF_SET_PIN_ASSIGN(_a_)	((_a_) << 8)

#define DP_CONF_GET_PIN_ASSIGN(_conf_)	(((_conf_) & GENMASK(15, 8)) >> 8)



#endif /* __USB_TYPEC_DP_H */