Commit a779b887 authored by Christophe Ricard's avatar Christophe Ricard Committed by Samuel Ortiz

NFC: st21nfca: Improve load_session

In case anybody uses previous patchset with the CLF, add a check to make sure
missing pipe are created.
st21nfca returns its pipe list in the creation order (most recent latest).
Signed-off-by: default avatarChristophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent f517a5f3
......@@ -61,10 +61,10 @@
static DECLARE_BITMAP(dev_mask, ST21NFCA_NUM_DEVICES);
static struct nfc_hci_gate st21nfca_gates[] = {
{NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE},
{NFC_HCI_ADMIN_GATE, NFC_HCI_ADMIN_PIPE},
{NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE},
{NFC_HCI_ID_MGMT_GATE, NFC_HCI_INVALID_PIPE},
{NFC_HCI_LINK_MGMT_GATE, NFC_HCI_INVALID_PIPE},
{NFC_HCI_LINK_MGMT_GATE, NFC_HCI_LINK_MGMT_PIPE},
{NFC_HCI_RF_READER_B_GATE, NFC_HCI_INVALID_PIPE},
{NFC_HCI_RF_READER_A_GATE, NFC_HCI_INVALID_PIPE},
{ST21NFCA_DEVICE_MGNT_GATE, ST21NFCA_DEVICE_MGNT_PIPE},
......@@ -170,6 +170,23 @@ static int st21nfca_hci_load_session(struct nfc_hci_dev *hdev)
st21nfca_gates[j].pipe;
}
}
/*
* 3 gates have a well known pipe ID.
* They will never appear in the pipe list
*/
if (skb_pipe_list->len + 3 < ARRAY_SIZE(st21nfca_gates)) {
for (i = skb_pipe_list->len + 3;
i < ARRAY_SIZE(st21nfca_gates); i++) {
r = nfc_hci_connect_gate(hdev,
NFC_HCI_HOST_CONTROLLER_ID,
st21nfca_gates[i].gate,
st21nfca_gates[i].pipe);
if (r < 0)
goto free_info;
}
}
memcpy(hdev->init_data.gates, st21nfca_gates, sizeof(st21nfca_gates));
free_info:
kfree_skb(skb_pipe_info);
......
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