NFC: NCI: Add setup handler

Some drivers require special configuration while initializing.
This patch adds setup handler for this custom configuration.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index 6126f1f..5c6fadd 100644 (file)
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -68,6 +68,7 @@ struct nci_ops {
        int (*open)(struct nci_dev *ndev);
        int (*close)(struct nci_dev *ndev);
        int (*send)(struct nci_dev *ndev, struct sk_buff *skb);
+       int (*setup)(struct nci_dev *ndev);
 };
 
 #define NCI_MAX_SUPPORTED_RF_INTERFACES                4

diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 6fbb7ba..29c1caf 100644 (file)
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -301,6 +301,9 @@ static int nci_open_device(struct nci_dev *ndev)
        rc = __nci_request(ndev, nci_reset_req, 0,
                           msecs_to_jiffies(NCI_RESET_TIMEOUT));
 
+       if (ndev->ops->setup(ndev))
+               ndev->ops->setup(ndev);
+
        if (!rc) {
                rc = __nci_request(ndev, nci_init_req, 0,
                                   msecs_to_jiffies(NCI_INIT_TIMEOUT));