On st21nfcb, nci proprietary commands are available to run specific chip
operation (for example: power management)
Signed-off-by: Christophe Ricard <christophe-h.ricard@xxxxxx>
---
drivers/nfc/st21nfcb/st21nfcb.c | 21 +++++++++++++++++++++
drivers/nfc/st21nfcb/st21nfcb.h | 6 ++++++
2 files changed, 27 insertions(+)
diff --git a/drivers/nfc/st21nfcb/st21nfcb.c b/drivers/nfc/st21nfcb/st21nfcb.c
index 12699fa..50ad6d0 100644
--- a/drivers/nfc/st21nfcb/st21nfcb.c
+++ b/drivers/nfc/st21nfcb/st21nfcb.c
@@ -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,
diff --git a/drivers/nfc/st21nfcb/st21nfcb.h b/drivers/nfc/st21nfcb/st21nfcb.h
index 5ef8a58..7c12d9d 100644
--- a/drivers/nfc/st21nfcb/st21nfcb.h
+++ b/drivers/nfc/st21nfcb/st21nfcb.h
@@ -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;
--
2.1.4
--
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