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Updated corresponding to - NFC_AR_00_E000_12.02.01_OpnSrc

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nxf35421
2021-02-26 15:55:00 +05:30
parent 2ec82a2bfd
commit 0d82b80e37
10 changed files with 1946 additions and 1886 deletions
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83
nfc/common.h
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@@ -1,4 +1,5 @@
/******************************************************************************
* Copyright (C) 2015, The Linux Foundation. All rights reserved.
* Copyright (C) 2019-2021 NXP
* *
* This program is free software; you can redistribute it and/or modify
@@ -38,6 +39,7 @@
// NCI packet details
#define NCI_MSG_CMD 0x20
#define NCI_MSG_RSP 0x40
#define NCI_MSG_NTF 0x60
#define NCI_HDR_LEN 3
#define NCI_PAYLOAD_IDX 3
#define NCI_PAYLOAD_LEN_IDX 2
@@ -57,6 +59,13 @@
#define NCI_RESET_RSP_LEN (4)
#define NCI_RESET_NTF_LEN (13)
#define SN1XX_ROM_VER 0x01
#define SN1xx_MAJOR_VER 0x10
#define SN220_ROM_VER 0x01
#define SN220_MAJOR_VER 0x01
#define FW_ROM_CODE_VER_OFFSET 4
#define FW_MAJOR_VER_OFFSET 7
#define DL_GET_VERSION_CMD_LEN (8)
#define DL_GET_VERSION_RSP_LEN_1 (12)
#define DL_GET_VERSION_RSP_LEN_2 (20)
@@ -77,14 +86,13 @@
#define MAX_IRQ_WAIT_TIME (90)
#define WAKEUP_SRC_TIMEOUT (2000)
#define NCI_MAX_CMD_RSP_TIMEOUT (5000) //5s
/*command response timeout*/
#define NCI_CMD_RSP_TIMEOUT (2000) //2s
/*Time to wait for NFCC to be ready again after any change in the GPIO*/
#define NFC_GPIO_SET_WAIT_TIME_USEC (10000)
/*Time to wait after soft reset via any NCI/DL cmd*/
#define NFC_SOFT_RESET_WAIT_TIME_USEC (5000)
/*Time to wait before retrying i2c writes*/
/*Time to wait before retrying i2c/I3C writes*/
#define WRITE_RETRY_WAIT_TIME_USEC (1000)
/*Time to wait before retrying read for some specific usecases*/
#define READ_RETRY_WAIT_TIME_USEC (3500)
@@ -95,8 +103,6 @@
#define NFC_SET_PWR _IOW(NFC_MAGIC, 0x01, long)
#define ESE_SET_PWR _IOW(NFC_MAGIC, 0x02, long)
#define ESE_GET_PWR _IOR(NFC_MAGIC, 0x03, long)
#define NFC_GET_PLATFORM_TYPE _IO(NFC_MAGIC, 0x04)
#define NFC_GET_NFC_STATE _IO(NFC_MAGIC, 0x05)
/* NFC HAL can call this ioctl to get the current IRQ state */
#define NFC_GET_IRQ_STATE _IO(NFC_MAGIC, 0x06)
@@ -158,34 +164,41 @@ enum gpio_values {
};
// NFC GPIO variables
typedef struct platform_gpio {
struct platform_gpio {
unsigned int irq;
unsigned int ven;
unsigned int dwl_req;
} platform_gpio_t;
};
// NFC Struct to get all the required configs from DTS*/
typedef struct platform_configs {
platform_gpio_t gpio;
} platform_configs_t;
// NFC Struct to get all the required configs from DTS
struct platform_configs {
struct platform_gpio gpio;
};
//cold reset Features specific Parameters
typedef struct cold_reset {
struct cold_reset {
bool rsp_pending; /*cmd rsp pending status */
bool in_progress; /*for cold reset when gurad timer in progress */
bool reset_protection; /*reset protection enabled/disabled */
uint8_t status; /*status from response buffer */
uint8_t rst_prot_src; /*reset protection source (SPI, NFC) */
struct mutex sync_mutex;
struct timer_list timer;
wait_queue_head_t read_wq;
} cold_reset_t;
};
enum chip_types {
CHIP_SN1XX = 0x01,
CHIP_SN220 = 0x02,
CHIP_UNKNOWN = 0xFF,
};
/* Device specific structure */
typedef struct nfc_dev {
struct nfc_dev {
wait_queue_head_t read_wq;
struct mutex read_mutex;
struct mutex ese_access_mutex;
struct mutex write_mutex;
uint8_t *read_kbuf;
uint8_t *write_kbuf;
struct mutex dev_ref_mutex;
unsigned int dev_ref_count;
struct class *nfc_class;
@@ -198,42 +211,34 @@ typedef struct nfc_dev {
uint8_t nfc_state;
/* NFC VEN pin state */
bool nfc_ven_enabled;
#if defined(RECOVERY_ENABLE)
/* current firmware major version */
uint8_t fw_major_version;
/* NFC recovery Required */
bool recovery_required;
#endif
union {
i2c_dev_t i2c_dev;
struct i2c_dev i2c_dev;
};
platform_configs_t configs;
cold_reset_t cold_reset;
struct platform_configs configs;
struct cold_reset cold_reset;
/*funtion pointers for the common i2c functionality */
int (*nfc_read) (struct nfc_dev *dev, char *buf, size_t count, int timeout);
int (*nfc_write) (struct nfc_dev *dev, const char *buf, const size_t count,
/*function pointers for the common i2c functionality */
int (*nfc_read)(struct nfc_dev *dev, char *buf, size_t count, int timeout);
int (*nfc_write)(struct nfc_dev *dev, const char *buf, const size_t count,
int max_retry_cnt);
int (*nfc_enable_intr) (struct nfc_dev *dev);
int (*nfc_disable_intr) (struct nfc_dev *dev);
int (*nfc_flush_readq) (struct nfc_dev *dev);
} nfc_dev_t;
int (*nfc_enable_intr)(struct nfc_dev *dev);
int (*nfc_disable_intr)(struct nfc_dev *dev);
};
int nfc_dev_open(struct inode *inode, struct file *filp);
int nfc_dev_close(struct inode *inode, struct file *filp);
long nfc_dev_ioctl(struct file *pfile, unsigned int cmd, unsigned long arg);
int nfc_parse_dt(struct device *dev, platform_configs_t *nfc_configs,
int nfc_parse_dt(struct device *dev, struct platform_configs *nfc_configs,
uint8_t interface);
int nfc_misc_register(nfc_dev_t *nfc_dev,
int nfc_misc_register(struct nfc_dev *nfc_dev,
const struct file_operations *nfc_fops, int count, char *devname,
char *classname);
void nfc_misc_unregister(nfc_dev_t *nfc_dev, int count);
void nfc_misc_unregister(struct nfc_dev *nfc_dev, int count);
int configure_gpio(unsigned int gpio, int flag);
void gpio_set_ven(nfc_dev_t *nfc_dev, int value);
void gpio_free_all(nfc_dev_t *nfc_dev);
int validate_nfc_state_nci(nfc_dev_t *nfc_dev);
int nfcc_hw_check(nfc_dev_t *nfc_dev);
void set_nfcc_state_from_rsp(nfc_dev_t *dev, const char *buf,
const int count);
void enable_dwnld_mode(nfc_dev_t* nfc_dev, bool value);
void gpio_set_ven(struct nfc_dev *nfc_dev, int value);
void gpio_free_all(struct nfc_dev *nfc_dev);
int validate_nfc_state_nci(struct nfc_dev *nfc_dev);
int nfcc_hw_check(struct nfc_dev *nfc_dev);
#endif //_COMMON_H_