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Commit dbd70b40 authored by Christophe Ricard's avatar Christophe Ricard Committed by Samuel Ortiz
Browse files

NFC: st21nfcb: Add support for nci proprietary commands 



On st21nfcb, nci proprietary commands are available to run
specific chip operations (for example: power management)

Signed-off-by: default avatarChristophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent cc1417eb

drivers/nfc/st21nfcb/st21nfcb.c

+21 −0
Original line number Diff line number Diff line
@@ -20,6 +20,8 @@ 
#include <linux/nfc.h>

#include <net/nfc/nci.h>

#include <net/nfc/nci_core.h>

#include <linux/gpio.h>

#include <linux/delay.h>



#include "st21nfcb.h"

#include "st21nfcb_se.h"
@@ -76,6 +78,23 @@ static __u32 st21nfcb_nci_get_rfprotocol(struct nci_dev *ndev, 
		NFC_PROTO_ISO15693_MASK : 0;

}



static int st21nfcb_nci_prop_rsp_packet(struct nci_dev *ndev,

					struct sk_buff *skb)

{

	__u8 status = skb->data[0];



	nci_req_complete(ndev, status);

	return 0;

}



static struct nci_prop_ops st21nfcb_nci_prop_ops[] = {

	{

		.opcode = nci_opcode_pack(NCI_GID_PROPRIETARY,

					  ST21NFCB_NCI_CORE_PROP),

		.rsp = st21nfcb_nci_prop_rsp_packet,

	},

};



static struct nci_ops st21nfcb_nci_ops = {

	.open = st21nfcb_nci_open,

	.close = st21nfcb_nci_close,
@@ -88,6 +107,8 @@ static struct nci_ops st21nfcb_nci_ops = { 
	.hci_load_session = st21nfcb_hci_load_session,

	.hci_event_received = st21nfcb_hci_event_received,

	.hci_cmd_received = st21nfcb_hci_cmd_received,

	.prop_ops = st21nfcb_nci_prop_ops,

	.n_prop_ops = ARRAY_SIZE(st21nfcb_nci_prop_ops),

};



int st21nfcb_nci_probe(struct llt_ndlc *ndlc, int phy_headroom,

drivers/nfc/st21nfcb/st21nfcb.h

+6 −0
Original line number Diff line number Diff line
@@ -25,6 +25,12 @@ 
/* Define private flags: */

#define ST21NFCB_NCI_RUNNING			1



#define ST21NFCB_NCI_CORE_PROP                0x01



struct nci_mode_set_rsp {

	u8 status;

} __packed;



struct st21nfcb_nci_info {

	struct llt_ndlc *ndlc;

	unsigned long flags;