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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: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Christophe Ricard 2014-12-02 21:27:48 +01:00 committed by Samuel Ortiz
parent 98ff416f97
commit 4391590c40
1 changed files with 14 additions and 4 deletions
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18
net/nfc/nci/ntf.c
View File

@ -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);
nci_clear_target_list(ndev);
if (ntf->type == NCI_DEACTIVATE_TYPE_DISCOVERY)
atomic_set(&ndev->state, NCI_DISCOVERY);
else
switch (ntf->type) {
case NCI_DEACTIVATE_TYPE_IDLE_MODE:
nci_clear_target_list(ndev);
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);
}