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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/staging/rtl8723bs/include/rtw_io.h
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/staging/rtl8723bs/include/rtw_io.h')
-rw-r--r--drivers/staging/rtl8723bs/include/rtw_io.h223
1 files changed, 223 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723bs/include/rtw_io.h b/drivers/staging/rtl8723bs/include/rtw_io.h
new file mode 100644
index 000000000..e98083a07
--- /dev/null
+++ b/drivers/staging/rtl8723bs/include/rtw_io.h
@@ -0,0 +1,223 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ ******************************************************************************/
+
+#ifndef _RTW_IO_H_
+#define _RTW_IO_H_
+
+#define NUM_IOREQ 8
+
+#define MAX_PROT_SZ (64-16)
+
+#define _IOREADY 0
+#define _IO_WAIT_COMPLETE 1
+#define _IO_WAIT_RSP 2
+
+/* IO COMMAND TYPE */
+#define _IOSZ_MASK_ (0x7F)
+#define _IO_WRITE_ BIT(7)
+#define _IO_FIXED_ BIT(8)
+#define _IO_BURST_ BIT(9)
+#define _IO_BYTE_ BIT(10)
+#define _IO_HW_ BIT(11)
+#define _IO_WORD_ BIT(12)
+#define _IO_SYNC_ BIT(13)
+#define _IO_CMDMASK_ (0x1F80)
+
+
+/*
+ For prompt mode accessing, caller shall free io_req
+ Otherwise, io_handler will free io_req
+*/
+
+
+
+/* IO STATUS TYPE */
+#define _IO_ERR_ BIT(2)
+#define _IO_SUCCESS_ BIT(1)
+#define _IO_DONE_ BIT(0)
+
+
+#define IO_RD32 (_IO_SYNC_ | _IO_WORD_)
+#define IO_RD16 (_IO_SYNC_ | _IO_HW_)
+#define IO_RD8 (_IO_SYNC_ | _IO_BYTE_)
+
+#define IO_RD32_ASYNC (_IO_WORD_)
+#define IO_RD16_ASYNC (_IO_HW_)
+#define IO_RD8_ASYNC (_IO_BYTE_)
+
+#define IO_WR32 (_IO_WRITE_ | _IO_SYNC_ | _IO_WORD_)
+#define IO_WR16 (_IO_WRITE_ | _IO_SYNC_ | _IO_HW_)
+#define IO_WR8 (_IO_WRITE_ | _IO_SYNC_ | _IO_BYTE_)
+
+#define IO_WR32_ASYNC (_IO_WRITE_ | _IO_WORD_)
+#define IO_WR16_ASYNC (_IO_WRITE_ | _IO_HW_)
+#define IO_WR8_ASYNC (_IO_WRITE_ | _IO_BYTE_)
+
+/*
+
+ Only Sync. burst accessing is provided.
+
+*/
+
+#define IO_WR_BURST(x) (_IO_WRITE_ | _IO_SYNC_ | _IO_BURST_ | ((x) & _IOSZ_MASK_))
+#define IO_RD_BURST(x) (_IO_SYNC_ | _IO_BURST_ | ((x) & _IOSZ_MASK_))
+
+
+
+/* below is for the intf_option bit defition... */
+
+#define _INTF_ASYNC_ BIT(0) /* support async io */
+
+struct intf_priv;
+struct intf_hdl;
+struct io_queue;
+
+struct _io_ops {
+ u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr);
+ u16 (*_read16)(struct intf_hdl *pintfhdl, u32 addr);
+ u32 (*_read32)(struct intf_hdl *pintfhdl, u32 addr);
+
+ int (*_write8)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
+ int (*_write16)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
+ int (*_write32)(struct intf_hdl *pintfhdl, u32 addr, u32 val);
+ int (*_writeN)(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata);
+
+ int (*_write8_async)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
+ int (*_write16_async)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
+ int (*_write32_async)(struct intf_hdl *pintfhdl, u32 addr, u32 val);
+
+ void (*_read_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
+ void (*_write_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
+
+ void (*_sync_irp_protocol_rw)(struct io_queue *pio_q);
+
+ u32 (*_read_interrupt)(struct intf_hdl *pintfhdl, u32 addr);
+
+ u32 (*_read_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
+ u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
+
+ u32 (*_write_scsi)(struct intf_hdl *pintfhdl, u32 cnt, u8 *pmem);
+
+ void (*_read_port_cancel)(struct intf_hdl *pintfhdl);
+ void (*_write_port_cancel)(struct intf_hdl *pintfhdl);
+};
+
+struct io_req {
+ struct list_head list;
+ u32 addr;
+ volatile u32 val;
+ u32 command;
+ u32 status;
+ u8 *pbuf;
+
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt);
+ u8 *cnxt;
+};
+
+struct intf_hdl {
+ struct adapter *padapter;
+ struct dvobj_priv *pintf_dev;/* pointer to &(padapter->dvobjpriv); */
+
+ struct _io_ops io_ops;
+};
+
+#define SD_IO_TRY_CNT (8)
+#define MAX_CONTINUAL_IO_ERR SD_IO_TRY_CNT
+
+int rtw_inc_and_chk_continual_io_error(struct dvobj_priv *dvobj);
+void rtw_reset_continual_io_error(struct dvobj_priv *dvobj);
+
+/*
+Below is the data structure used by _io_handler
+
+*/
+
+struct io_queue {
+ spinlock_t lock;
+ struct list_head free_ioreqs;
+ struct list_head pending; /* The io_req list that will be served in the single protocol read/write. */
+ struct list_head processing;
+ u8 *free_ioreqs_buf; /* 4-byte aligned */
+ u8 *pallocated_free_ioreqs_buf;
+ struct intf_hdl intf;
+};
+
+struct io_priv {
+
+ struct adapter *padapter;
+
+ struct intf_hdl intf;
+
+};
+
+extern uint ioreq_flush(struct adapter *adapter, struct io_queue *ioqueue);
+extern void sync_ioreq_enqueue(struct io_req *preq, struct io_queue *ioqueue);
+extern uint sync_ioreq_flush(struct adapter *adapter, struct io_queue *ioqueue);
+
+
+extern uint free_ioreq(struct io_req *preq, struct io_queue *pio_queue);
+extern struct io_req *alloc_ioreq(struct io_queue *pio_q);
+
+extern uint register_intf_hdl(u8 *dev, struct intf_hdl *pintfhdl);
+extern void unregister_intf_hdl(struct intf_hdl *pintfhdl);
+
+extern void _rtw_attrib_read(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+extern void _rtw_attrib_write(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+
+extern u8 rtw_read8(struct adapter *adapter, u32 addr);
+extern u16 rtw_read16(struct adapter *adapter, u32 addr);
+extern u32 rtw_read32(struct adapter *adapter, u32 addr);
+
+extern int rtw_write8(struct adapter *adapter, u32 addr, u8 val);
+extern int rtw_write16(struct adapter *adapter, u32 addr, u16 val);
+extern int rtw_write32(struct adapter *adapter, u32 addr, u32 val);
+
+extern u32 rtw_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+
+extern void rtw_write_scsi(struct adapter *adapter, u32 cnt, u8 *pmem);
+
+/* ioreq */
+extern void ioreq_read8(struct adapter *adapter, u32 addr, u8 *pval);
+extern void ioreq_read16(struct adapter *adapter, u32 addr, u16 *pval);
+extern void ioreq_read32(struct adapter *adapter, u32 addr, u32 *pval);
+extern void ioreq_write8(struct adapter *adapter, u32 addr, u8 val);
+extern void ioreq_write16(struct adapter *adapter, u32 addr, u16 val);
+extern void ioreq_write32(struct adapter *adapter, u32 addr, u32 val);
+
+
+extern uint async_read8(struct adapter *adapter, u32 addr, u8 *pbuff,
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
+extern uint async_read16(struct adapter *adapter, u32 addr, u8 *pbuff,
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
+extern uint async_read32(struct adapter *adapter, u32 addr, u8 *pbuff,
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
+
+extern void async_read_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+extern void async_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+
+extern void async_write8(struct adapter *adapter, u32 addr, u8 val,
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
+extern void async_write16(struct adapter *adapter, u32 addr, u16 val,
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
+extern void async_write32(struct adapter *adapter, u32 addr, u32 val,
+ void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
+
+extern void async_write_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+extern void async_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
+
+
+int rtw_init_io_priv(struct adapter *padapter, void (*set_intf_ops)(struct adapter *padapter, struct _io_ops *pops));
+
+
+extern uint alloc_io_queue(struct adapter *adapter);
+extern void free_io_queue(struct adapter *adapter);
+extern void async_bus_io(struct io_queue *pio_q);
+extern void bus_sync_io(struct io_queue *pio_q);
+extern u32 _ioreq2rwmem(struct io_queue *pio_q);
+extern void dev_power_down(struct adapter *Adapter, u8 bpwrup);
+
+#endif /* _RTL8711_IO_H_ */