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Commit 4391590c authored by Christophe Ricard's avatar Christophe Ricard Committed by Samuel Ortiz
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NFC: nci: Add management for NCI state for machine rf_deactivate_ntf 



A notification for rf deaction can be IDLE_MODE, SLEEP_MODE,
SLEEP_AF_MODE and DISCOVERY. According to each type and the NCI
state machine is different (see figure 10 RF Communication State
Machine in NCI specification)

Signed-off-by: default avatarChristophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 98ff416f

net/nfc/nci/ntf.c

+14 −4
Original line number Diff line number Diff line
@@ -680,11 +680,21 @@ static void nci_rf_deactivate_ntf_packet(struct nci_dev *ndev, 
	if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))

		nci_data_exchange_complete(ndev, NULL, -EIO);



	switch (ntf->type) {

	case NCI_DEACTIVATE_TYPE_IDLE_MODE:

		nci_clear_target_list(ndev);

	if (ntf->type == NCI_DEACTIVATE_TYPE_DISCOVERY)

		atomic_set(&ndev->state, NCI_DISCOVERY);

	else

		atomic_set(&ndev->state, NCI_IDLE);

		break;

	case NCI_DEACTIVATE_TYPE_SLEEP_MODE:

	case NCI_DEACTIVATE_TYPE_SLEEP_AF_MODE:

		atomic_set(&ndev->state, NCI_W4_HOST_SELECT);

		break;

	case NCI_DEACTIVATE_TYPE_DISCOVERY:

		nci_clear_target_list(ndev);

		atomic_set(&ndev->state, NCI_DISCOVERY);

		break;

	}



	nci_req_complete(ndev, NCI_STATUS_OK);

}