Some device may need to execute some proprietary commands in order to "wake-up"; Before the nci state initialization.
Signed-off-by: Christophe Ricard <[email protected]> --- include/net/nfc/nci_core.h | 1 + net/nfc/nci/core.c | 10 ++++++++-- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h index c49688c..886854a 100644 --- a/include/net/nfc/nci_core.h +++ b/include/net/nfc/nci_core.h @@ -73,6 +73,7 @@ struct nci_prop_ops { }; struct nci_ops { + int (*init)(struct nci_dev *ndev); int (*open)(struct nci_dev *ndev); int (*close)(struct nci_dev *ndev); int (*send)(struct nci_dev *ndev, struct sk_buff *skb); diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index b900e6a..12213c8 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -344,8 +344,14 @@ static int nci_open_device(struct nci_dev *ndev) set_bit(NCI_INIT, &ndev->flags); - rc = __nci_request(ndev, nci_reset_req, 0, - msecs_to_jiffies(NCI_RESET_TIMEOUT)); + if (ndev->ops->init) { + rc = ndev->ops->init(ndev); + } + + if (!rc) { + rc = __nci_request(ndev, nci_reset_req, 0, + msecs_to_jiffies(NCI_RESET_TIMEOUT)); + } if (!rc && ndev->ops->setup) { rc = ndev->ops->setup(ndev); -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
