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NFC: implicitly deactivate in nci_start_poll

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When start_poll is called, and a target was implicitly activated,
we need to implicitly deactivate it.
On the other hand, when the target was activated by the user,
we should not deactivate it.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Lauro Ramos Venancio <lauro.venancio@openbossa.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ilan Elias 2011-09-22 11:13:01 +03:00 committed by John W. Linville
parent 2eb1dc101e
commit de054799b7
1 changed files with 6 additions and 1 deletions
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7
net/nfc/nci/core.c
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@ -361,8 +361,13 @@ static int nci_start_poll(struct nfc_dev *nfc_dev, __u32 protocols)
return -EBUSY;
}
if (ndev->target_active_prot) {
nfc_err("there is an active target");
return -EBUSY;
}
if (test_bit(NCI_POLL_ACTIVE, &ndev->flags)) {
nfc_dbg("target already active, first deactivate...");
nfc_dbg("target is active, implicitly deactivate...");
rc = nci_request(ndev, nci_rf_deactivate_req, 0,
msecs_to_jiffies(NCI_RF_DEACTIVATE_TIMEOUT));