diff options
| author | Julien Lefrique <lefrique@marvell.com> | 2014-10-21 18:52:53 +0400 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2014-11-28 16:07:51 +0300 |
| commit | d7979e130ebb02bafdbfc084312656eec1387911 (patch) | |
| tree | adda6991431ea814c865f44294ad5468349a3594 | |
| parent | 6ff5462b678db88fa35fda9016d53c32f18eed5f (diff) | |
| download | linux-d7979e130ebb02bafdbfc084312656eec1387911.tar.xz | |
NFC: NCI: Signal deactivation in Target mode
Before signaling the deactivation, send a deactivation request if in
RFST_DISCOVERY state because neard assumes polling is stopped and will
try to restart it.
Signed-off-by: Julien Lefrique <lefrique@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
| -rw-r--r-- | net/nfc/nci/core.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 5e3971e88ea5..a354d1985d50 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -681,9 +681,24 @@ static int nci_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target, static int nci_dep_link_down(struct nfc_dev *nfc_dev) { + struct nci_dev *ndev = nfc_get_drvdata(nfc_dev); + int rc; + pr_debug("entry\n"); - nci_deactivate_target(nfc_dev, NULL); + if (nfc_dev->rf_mode == NFC_RF_INITIATOR) { + nci_deactivate_target(nfc_dev, NULL); + } else { + if (atomic_read(&ndev->state) == NCI_LISTEN_ACTIVE || + atomic_read(&ndev->state) == NCI_DISCOVERY) { + nci_request(ndev, nci_rf_deactivate_req, 0, + msecs_to_jiffies(NCI_RF_DEACTIVATE_TIMEOUT)); + } + + rc = nfc_tm_deactivated(nfc_dev); + if (rc) + pr_err("error when signaling tm deactivation\n"); + } return 0; } |