diff options
| -rw-r--r-- | drivers/nfc/pn533.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/nfc/pn533.c b/drivers/nfc/pn533.c index ff3e19dcc7c5..125d995c11a9 100644 --- a/drivers/nfc/pn533.c +++ b/drivers/nfc/pn533.c @@ -168,8 +168,9 @@ struct pn533_fw_version { #define PN533_CFGITEM_MAX_RETRIES 0x05 #define PN533_CFGITEM_PASORI 0x82 -#define PN533_CFGITEM_RF_FIELD_ON 0x1 -#define PN533_CFGITEM_RF_FIELD_OFF 0x0 +#define PN533_CFGITEM_RF_FIELD_AUTO_RFCA 0x2 +#define PN533_CFGITEM_RF_FIELD_ON 0x1 +#define PN533_CFGITEM_RF_FIELD_OFF 0x0 #define PN533_CONFIG_TIMING_102 0xb #define PN533_CONFIG_TIMING_204 0xc @@ -1696,7 +1697,7 @@ static void pn533_wq_rf(struct work_struct *work) return; *skb_put(skb, 1) = PN533_CFGITEM_RF_FIELD; - *skb_put(skb, 1) = 0; + *skb_put(skb, 1) = PN533_CFGITEM_RF_FIELD_AUTO_RFCA; rc = pn533_send_cmd_async(dev, PN533_CMD_RF_CONFIGURATION, skb, pn533_rf_complete, NULL); @@ -2598,6 +2599,8 @@ static int pn533_rf_field(struct nfc_dev *nfc_dev, u8 rf) u8 rf_field = !!rf; int rc; + rf_field |= PN533_CFGITEM_RF_FIELD_AUTO_RFCA; + rc = pn533_set_configuration(dev, PN533_CFGITEM_RF_FIELD, (u8 *)&rf_field, 1); if (rc) { |