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path: root/drivers/nfc/st21nfca/se.c
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Diffstat (limited to 'drivers/nfc/st21nfca/se.c')
-rw-r--r--drivers/nfc/st21nfca/se.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/nfc/st21nfca/se.c b/drivers/nfc/st21nfca/se.c
index c922f10d0d7b..7e213f8ddc98 100644
--- a/drivers/nfc/st21nfca/se.c
+++ b/drivers/nfc/st21nfca/se.c
@@ -241,7 +241,7 @@ int st21nfca_hci_se_io(struct nfc_hci_dev *hdev, u32 se_idx,
}
EXPORT_SYMBOL(st21nfca_hci_se_io);
-static void st21nfca_se_wt_timeout(struct timer_list *t)
+static void st21nfca_se_wt_work(struct work_struct *work)
{
/*
* No answer from the secure element
@@ -254,8 +254,9 @@ static void st21nfca_se_wt_timeout(struct timer_list *t)
*/
/* hardware reset managed through VCC_UICC_OUT power supply */
u8 param = 0x01;
- struct st21nfca_hci_info *info = from_timer(info, t,
- se_info.bwi_timer);
+ struct st21nfca_hci_info *info = container_of(work,
+ struct st21nfca_hci_info,
+ se_info.timeout_work);
info->se_info.bwi_active = false;
@@ -271,6 +272,13 @@ static void st21nfca_se_wt_timeout(struct timer_list *t)
info->se_info.cb(info->se_info.cb_context, NULL, 0, -ETIME);
}
+static void st21nfca_se_wt_timeout(struct timer_list *t)
+{
+ struct st21nfca_hci_info *info = from_timer(info, t, se_info.bwi_timer);
+
+ schedule_work(&info->se_info.timeout_work);
+}
+
static void st21nfca_se_activation_timeout(struct timer_list *t)
{
struct st21nfca_hci_info *info = from_timer(info, t,
@@ -360,6 +368,7 @@ int st21nfca_apdu_reader_event_received(struct nfc_hci_dev *hdev,
switch (event) {
case ST21NFCA_EVT_TRANSMIT_DATA:
del_timer_sync(&info->se_info.bwi_timer);
+ cancel_work_sync(&info->se_info.timeout_work);
info->se_info.bwi_active = false;
r = nfc_hci_send_event(hdev, ST21NFCA_DEVICE_MGNT_GATE,
ST21NFCA_EVT_SE_END_OF_APDU_TRANSFER, NULL, 0);
@@ -389,6 +398,7 @@ void st21nfca_se_init(struct nfc_hci_dev *hdev)
struct st21nfca_hci_info *info = nfc_hci_get_clientdata(hdev);
init_completion(&info->se_info.req_completion);
+ INIT_WORK(&info->se_info.timeout_work, st21nfca_se_wt_work);
/* initialize timers */
timer_setup(&info->se_info.bwi_timer, st21nfca_se_wt_timeout, 0);
info->se_info.bwi_active = false;
@@ -416,6 +426,7 @@ void st21nfca_se_deinit(struct nfc_hci_dev *hdev)
if (info->se_info.se_active)
del_timer_sync(&info->se_info.se_active_timer);
+ cancel_work_sync(&info->se_info.timeout_work);
info->se_info.bwi_active = false;
info->se_info.se_active = false;
}