NFC: HCI drivers don't have to keep track of polling state
The NFC core code already does that for them.
Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h
index ae04200..4467c94 100644
--- a/include/net/nfc/hci.h
+++ b/include/net/nfc/hci.h
@@ -84,8 +84,6 @@
u8 gate2pipe[NFC_HCI_MAX_GATES];
- bool poll_started;
-
u8 sw_romlib;
u8 sw_patch;
u8 sw_flashlib_major;
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c
index 0fdb96f..e1a640d 100644
--- a/net/nfc/hci/core.c
+++ b/net/nfc/hci/core.c
@@ -251,11 +251,6 @@
switch (event) {
case NFC_HCI_EVT_TARGET_DISCOVERED:
- if (hdev->poll_started == false) {
- r = -EPROTO;
- goto exit;
- }
-
if (skb->len < 1) { /* no status data? */
r = -EPROTO;
goto exit;
@@ -489,28 +484,20 @@
static int hci_start_poll(struct nfc_dev *nfc_dev, u32 protocols)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
- int r;
if (hdev->ops->start_poll)
- r = hdev->ops->start_poll(hdev, protocols);
+ return hdev->ops->start_poll(hdev, protocols);
else
- r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
+ return nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
NFC_HCI_EVT_READER_REQUESTED, NULL, 0);
- if (r == 0)
- hdev->poll_started = true;
-
- return r;
}
static void hci_stop_poll(struct nfc_dev *nfc_dev)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
- if (hdev->poll_started) {
- nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
- NFC_HCI_EVT_END_OPERATION, NULL, 0);
- hdev->poll_started = false;
- }
+ nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
+ NFC_HCI_EVT_END_OPERATION, NULL, 0);
}
static int hci_activate_target(struct nfc_dev *nfc_dev,