Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a7be8461 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
Browse files

greybus: interface: add Ara serial-number support 



Add support for reading the Ara serial-number attributes.

Signed-off-by: default avatarJohan Hovold <johan@hovoldconsulting.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@google.com>
parent 50ad4163

drivers/staging/greybus/interface.c

+12 −2
Original line number Diff line number Diff line
@@ -24,6 +24,8 @@ 


#define DME_TOSHIBA_ARA_VID		0x6000

#define DME_TOSHIBA_ARA_PID		0x6001

#define DME_TOSHIBA_ARA_SN0		0x6002

#define DME_TOSHIBA_ARA_SN1		0x6003

#define DME_TOSHIBA_ARA_INIT_STATUS	0x6101



/* DDBL1 Manufacturer and Product ids */
@@ -42,6 +44,7 @@ static int gb_interface_dme_attr_get(struct gb_interface *intf, 


static int gb_interface_read_ara_dme(struct gb_interface *intf)

{

	u32 sn0, sn1;

	int ret;



	/*
@@ -64,8 +67,15 @@ static int gb_interface_read_ara_dme(struct gb_interface *intf) 
	if (ret)

		return ret;



	/* FIXME: serial number not implemented */

	intf->serial_number = 0;

	ret = gb_interface_dme_attr_get(intf, DME_TOSHIBA_ARA_SN0, &sn0);

	if (ret)

		return ret;



	ret = gb_interface_dme_attr_get(intf, DME_TOSHIBA_ARA_SN1, &sn1);

	if (ret)

		return ret;



	intf->serial_number = (u64)sn1 << 32 | sn0;



	return 0;

}