Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / nfc / nxp-nci / nxp-nci.h

diff --git a/kernel/drivers/nfc/nxp-nci/nxp-nci.h b/kernel/drivers/nfc/nxp-nci/nxp-nci.h
new file mode 100644 (file)
index 0000000..f1fecc4
--- /dev/null
+++ b/kernel/drivers/nfc/nxp-nci/nxp-nci.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2014  NXP Semiconductors  All rights reserved.
+ *
+ * Authors: Clément Perrochaud <clement.perrochaud@nxp.com>
+ *
+ * Derived from PN544 device driver:
+ * Copyright (C) 2012  Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __LOCAL_NXP_NCI_H_
+#define __LOCAL_NXP_NCI_H_
+
+#include <linux/completion.h>
+#include <linux/firmware.h>
+#include <linux/nfc.h>
+#include <linux/platform_data/nxp-nci.h>
+
+#include <net/nfc/nci_core.h>
+
+#define NXP_NCI_FW_HDR_LEN     2
+#define NXP_NCI_FW_CRC_LEN     2
+
+#define NXP_NCI_FW_FRAME_LEN_MASK      0x03FF
+
+enum nxp_nci_mode {
+       NXP_NCI_MODE_COLD,
+       NXP_NCI_MODE_NCI,
+       NXP_NCI_MODE_FW
+};
+
+struct nxp_nci_phy_ops {
+       int (*set_mode)(void *id, enum nxp_nci_mode mode);
+       int (*write)(void *id, struct sk_buff *skb);
+};
+
+struct nxp_nci_fw_info {
+       char name[NFC_FIRMWARE_NAME_MAXSIZE + 1];
+       const struct firmware *fw;
+
+       size_t size;
+       size_t written;
+
+       const u8 *data;
+       size_t frame_size;
+
+       struct work_struct work;
+       struct completion cmd_completion;
+
+       int cmd_result;
+};
+
+struct nxp_nci_info {
+       struct nci_dev *ndev;
+       void *phy_id;
+       struct device *pdev;
+
+       enum nxp_nci_mode mode;
+
+       struct nxp_nci_phy_ops *phy_ops;
+       unsigned int max_payload;
+
+       struct mutex info_lock;
+
+       struct nxp_nci_fw_info fw_info;
+};
+
+int nxp_nci_fw_download(struct nci_dev *ndev, const char *firmware_name);
+void nxp_nci_fw_work(struct work_struct *work);
+void nxp_nci_fw_recv_frame(struct nci_dev *ndev, struct sk_buff *skb);
+void nxp_nci_fw_work_complete(struct nxp_nci_info *info, int result);
+
+int nxp_nci_probe(void *phy_id, struct device *pdev,
+                 struct nxp_nci_phy_ops *phy_ops, unsigned int max_payload,
+                 struct nci_dev **ndev);
+void nxp_nci_remove(struct nci_dev *ndev);
+
+#endif /* __LOCAL_NXP_NCI_H_ */