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NFC: hci: Add stop_poll HCI operand.

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stop_poll allows to stop CLF reader polling. Some other operations might be
necessary for some CLF to stop polling. For example in card mode.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Christophe Ricard 2014-05-20 22:21:57 +02:00 committed by Samuel Ortiz
parent 0531107e1c
commit 95f7687b20
2 changed files with 6 additions and 2 deletions
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1
include/net/nfc/hci.h
View File

@ -37,6 +37,7 @@ struct nfc_hci_ops {
int (*xmit) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
int (*start_poll) (struct nfc_hci_dev *hdev,
u32 im_protocols, u32 tm_protocols);
void (*stop_poll) (struct nfc_hci_dev *hdev);
int (*dep_link_up)(struct nfc_hci_dev *hdev, struct nfc_target *target,
u8 comm_mode, u8 *gb, size_t gb_len);
int (*dep_link_down)(struct nfc_hci_dev *hdev);

7
net/nfc/hci/core.c
View File

@ -553,8 +553,11 @@ static void hci_stop_poll(struct nfc_dev *nfc_dev)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
NFC_HCI_EVT_END_OPERATION, NULL, 0);
if (hdev->ops->stop_poll)
hdev->ops->stop_poll(hdev);
else
nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
NFC_HCI_EVT_END_OPERATION, NULL, 0);
}
static int hci_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target,