public-mirrors/linux
1
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-08-05 16:54:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

NFC: NCI: Signal deactivation in Target mode

Browse source 
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>
This commit is contained in:
Julien Lefrique 2014-10-21 16:52:53 +02:00 • committed by Samuel Ortiz
parent 6ff5462b67
commit d7979e130e
1 changed files with 16 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
net/nfc/nci/core.c
View file

@ -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) 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"); 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; return 0;
} }