// SPDX-License-Identifier: GPL-2.0
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/******************************************************************************
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* usb_ops.c
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*
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* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
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* Linux device driver for RTL8192SU
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*
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* Modifications for inclusion into the Linux staging tree are
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* Copyright(c) 2010 Larry Finger. All rights reserved.
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*
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* Contact information:
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* WLAN FAE <wlanfae@realtek.com>
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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******************************************************************************/
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#define _HCI_OPS_C_
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#include "osdep_service.h"
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#include "drv_types.h"
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#include "osdep_intf.h"
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#include "usb_ops.h"
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#include "recv_osdep.h"
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static u8 usb_read8(struct intf_hdl *intfhdl, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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int status;
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__le32 data = 0;
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struct intf_priv *intfpriv = intfhdl->pintfpriv;
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request = 0x05;
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requesttype = 0x01; /* read_in */
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index = 0;
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wvalue = (u16)(addr & 0x0000ffff);
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len = 1;
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status = r8712_usbctrl_vendorreq(intfpriv, request, wvalue, index,
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&data, len, requesttype);
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if (status < 0)
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return 0;
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return (u8)(le32_to_cpu(data) & 0x0ff);
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}
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static u16 usb_read16(struct intf_hdl *intfhdl, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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int status;
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__le32 data = 0;
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struct intf_priv *intfpriv = intfhdl->pintfpriv;
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request = 0x05;
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requesttype = 0x01; /* read_in */
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index = 0;
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wvalue = (u16)(addr & 0x0000ffff);
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len = 2;
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status = r8712_usbctrl_vendorreq(intfpriv, request, wvalue, index,
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&data, len, requesttype);
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if (status < 0)
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return 0;
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return (u16)(le32_to_cpu(data) & 0xffff);
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}
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static u32 usb_read32(struct intf_hdl *intfhdl, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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int status;
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__le32 data = 0;
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struct intf_priv *intfpriv = intfhdl->pintfpriv;
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request = 0x05;
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requesttype = 0x01; /* read_in */
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index = 0;
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wvalue = (u16)(addr & 0x0000ffff);
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len = 4;
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status = r8712_usbctrl_vendorreq(intfpriv, request, wvalue, index,
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&data, len, requesttype);
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if (status < 0)
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return 0;
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return le32_to_cpu(data);
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}
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static void usb_write8(struct intf_hdl *intfhdl, u32 addr, u8 val)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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__le32 data;
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struct intf_priv *intfpriv = intfhdl->pintfpriv;
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request = 0x05;
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requesttype = 0x00; /* write_out */
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index = 0;
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wvalue = (u16)(addr & 0x0000ffff);
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len = 1;
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data = cpu_to_le32((u32)val & 0x000000ff);
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r8712_usbctrl_vendorreq(intfpriv, request, wvalue, index, &data, len,
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requesttype);
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}
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static void usb_write16(struct intf_hdl *intfhdl, u32 addr, u16 val)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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__le32 data;
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struct intf_priv *intfpriv = intfhdl->pintfpriv;
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request = 0x05;
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requesttype = 0x00; /* write_out */
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index = 0;
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wvalue = (u16)(addr & 0x0000ffff);
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len = 2;
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data = cpu_to_le32((u32)val & 0x0000ffff);
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r8712_usbctrl_vendorreq(intfpriv, request, wvalue, index, &data, len,
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requesttype);
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}
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static void usb_write32(struct intf_hdl *intfhdl, u32 addr, u32 val)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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__le32 data;
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struct intf_priv *intfpriv = intfhdl->pintfpriv;
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request = 0x05;
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requesttype = 0x00; /* write_out */
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index = 0;
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wvalue = (u16)(addr & 0x0000ffff);
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len = 4;
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data = cpu_to_le32(val);
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r8712_usbctrl_vendorreq(intfpriv, request, wvalue, index, &data, len,
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requesttype);
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}
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void r8712_usb_set_intf_option(u32 *option)
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{
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*option = ((*option) | _INTF_ASYNC_);
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}
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static void usb_intf_hdl_init(u8 *priv)
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{
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}
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static void usb_intf_hdl_unload(u8 *priv)
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{
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}
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static void usb_intf_hdl_open(u8 *priv)
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{
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}
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static void usb_intf_hdl_close(u8 *priv)
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{
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}
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void r8712_usb_set_intf_funs(struct intf_hdl *intfhdl)
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{
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intfhdl->intf_hdl_init = usb_intf_hdl_init;
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intfhdl->intf_hdl_unload = usb_intf_hdl_unload;
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intfhdl->intf_hdl_open = usb_intf_hdl_open;
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intfhdl->intf_hdl_close = usb_intf_hdl_close;
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}
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void r8712_usb_set_intf_ops(struct _io_ops *ops)
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{
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memset((u8 *)ops, 0, sizeof(struct _io_ops));
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ops->_read8 = usb_read8;
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ops->_read16 = usb_read16;
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ops->_read32 = usb_read32;
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ops->_read_port = r8712_usb_read_port;
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ops->_write8 = usb_write8;
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ops->_write16 = usb_write16;
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ops->_write32 = usb_write32;
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ops->_write_mem = r8712_usb_write_mem;
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ops->_write_port = r8712_usb_write_port;
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}
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