1 files changed, 156 insertions, 0 deletions
diff --git a/drivers/net/wireless/eswin/sdio/sdio.h b/drivers/net/wireless/eswin/sdio/sdio.h
new file mode 100644
index 000000000000..6dde7c1e546d
--- /dev/null
+++ b/drivers/net/wireless/eswin/sdio/sdio.h
@@ -0,0 +1,156 @@
+/**
+ ******************************************************************************
+ *
+ * @file sdio.h
+ *
+ * @brief sdio driver definitions
+ *
+ * Copyright (C) ESWIN 2015-2020
+ *
+ ******************************************************************************
+ */
+
+#ifndef __SDIO_H
+#define __SDIO_H
+
+#include "ecrnx_defs.h"
+#include "core.h"
+
+#define	ESWIN_SDIO_VENDER	0x0296
+#define	ESWIN_SDIO_DEVICE	0x5347
+
+#define	ESWIN_SDIO_BLK_SIZE 	512
+
+#define TX_SLOT 0
+#define RX_SLOT 1
+
+#define CREDIT_QUEUE_MAX (12)
+
+
+#define TCN  (3*2)
+#define TCNE (0)
+
+#define CREDIT_AC0	4//(TCN*4+TCNE)	/* BK */
+#define CREDIT_AC1	30//(TCN*3+TCNE)	/* BE */
+#define CREDIT_AC2	4//(TCN*2+TCNE)	/* VI */
+#define CREDIT_AC3	4//(TCN*1+TCNE)	/* VO */
+
+struct sdio_sys_reg {
+	u8 wakeup;	/* 0x0 */
+	u8 status;	/* 0x1 */
+	u16 chip_id;	/* 0x2-0x3 */
+	u32 modem_id;	/* 0x4-0x7 */
+	u32 sw_id;	/* 0x8-0xb */
+	u32 board_id;	/* 0xc-0xf */
+} __packed;
+
+struct sdio_status_reg {
+	struct {
+		u8 mode;
+		u8 enable;
+		u8 latched_status;
+		u8 status;
+	} eirq;
+	u8 txq_status[6];
+	u8 rxq_status[6];
+	u32 msg[4];
+
+#define EIRQ_IO_ENABLE	(1<<2)
+#define EIRQ_EDGE	(1<<1)
+#define EIRQ_ACTIVE_LO	(1<<0)
+
+#define EIRQ_DEV_SLEEP	(1<<3)
+#define EIRQ_DEV_READY	(1<<2)
+#define EIRQ_RXQ	(1<<1)
+#define EIRQ_TXQ	(1<<0)
+
+#define TXQ_ERROR	(1<<7)
+#define TXQ_SLOT_COUNT	(0x7F)
+#define RXQ_SLOT_COUNT	(0x7F)
+
+} __packed;
+
+struct sdio_rx_head_t {
+	unsigned int	  next_rx_len;
+	unsigned short	  data_len;
+	unsigned short	  avl_len;
+};
+
+struct sdio_data_t {
+	unsigned int	  credit_vif0;
+	unsigned int	  credit_vif1;
+	unsigned int	  info_wr;
+	unsigned int	  info_rd;
+};
+
+struct eswin_sdio {
+	struct eswin * tr;
+	struct sdio_func   *func;
+	struct sdio_func   *func2;
+
+	/* work, kthread, ... */
+	struct delayed_work work;
+	struct task_struct *kthread;
+	wait_queue_head_t wait; /* wait queue */
+
+	struct task_struct *kthread_unpack;
+	wait_queue_head_t wait_unpack;
+
+	struct {
+		struct sdio_sys_reg    sys;
+		struct sdio_status_reg status;
+	} hw;
+
+	spinlock_t lock;
+	struct {
+		unsigned int head;
+		unsigned int tail;
+		unsigned int size;
+		unsigned int count;
+	} slot[2];
+	/* VIF0(AC0~AC3), BCN, CONC, VIF1(AC0~AC3), padding*/
+	u8 front[CREDIT_QUEUE_MAX];
+	u8 rear[CREDIT_QUEUE_MAX];
+	u8 credit_max[CREDIT_QUEUE_MAX];
+
+/*
+	unsigned long loopback_prev_cnt;
+	unsigned long loopback_total_cnt;
+	unsigned long loopback_last_jiffies;
+	unsigned long loopback_read_usec;
+	unsigned long loopback_write_usec;
+	unsigned long loopback_measure_cnt;
+*/
+	//struct eswin_sdio_ops_t *ops;
+	unsigned int	          recv_len;
+	unsigned int	          recv_num;
+//	struct dentry *debugfs;
+
+	unsigned int	  credit_vif0;
+	unsigned int	  credit_vif1;
+	
+	struct sdio_data_t sdio_info;
+	unsigned int	  slave_avl_buf;
+    atomic_t          slave_buf_suspend;
+	unsigned int	  curr_tx_size;
+	unsigned int	  next_rx_size;
+//	struct sk_buff  *skb_tx_last;
+
+	struct sk_buff_head skb_rx_list;
+	//struct sk_buff_head *skb_rx_unpack_list;
+
+};
+
+struct sdio_ops {
+	int (*start)(struct eswin *tr);
+	int (*xmit)(struct eswin *tr, struct tx_buff_pkg_node * node);
+	int (*suspend)(struct eswin *tr);
+	int (*resume)(struct eswin *tr);
+	int (*write)(struct eswin *tr, const void* data, const u32 len);
+	int (*wait_ack)(struct eswin *tr);
+};
+
+extern int ecrnx_sdio_register_drv(void);
+extern void ecrnx_sdio_unregister_drv(void);
+
+#endif /* __SDIO_H */