skyfall/rtl8188eu
1
0
Fork 0
mirror of https://github.com/lwfinger/rtl8188eu.git synced 2025-05-09 14:53:05 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

rtl8188EUS: Initial addition of files in branch v5.2.2.4

Browse source 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
This commit is contained in:
Larry Finger 2018-10-14 19:07:45 -05:00
parent 77471b4361
commit 6fa9ed423c
541 changed files with 393757 additions and 85553 deletions
Download patch file Download diff file Expand all files Collapse all files

98
core/rtw_sdio.c Normal file
View file

@ -0,0 +1,98 @@
/******************************************************************************
*
* Copyright(c) 2015 - 2016 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
******************************************************************************/
#define _RTW_SDIO_C_
#include <drv_types.h> /* struct dvobj_priv and etc. */
#include <drv_types_sdio.h> /* RTW_SDIO_ADDR_CMD52_GEN */
/*
* Description:
* Use SDIO cmd52 or cmd53 to read/write data
*
* Parameters:
* d pointer of device object(struct dvobj_priv)
* addr SDIO address, 17 bits
* buf buffer for I/O
* len length
* write 0:read, 1:write
* cmd52 0:cmd52, 1:cmd53
*
* Return:
* _SUCCESS I/O ok.
* _FAIL I/O fail.
*/
static u8 sdio_io(struct dvobj_priv *d, u32 addr, void *buf, size_t len, u8 write, u8 cmd52)
{
int err;
if (cmd52)
addr = RTW_SDIO_ADDR_CMD52_GEN(addr);
if (write)
err = d->intf_ops->write(d, addr, buf, len, 0);
else
err = d->intf_ops->read(d, addr, buf, len, 0);
if (err) {
RTW_INFO("%s: [ERROR] %s FAIL! error(%d)\n",
__FUNCTION__, write ? "write" : "read", err);
return _FAIL;
}
return _SUCCESS;
}
u8 rtw_sdio_read_cmd52(struct dvobj_priv *d, u32 addr, void *buf, size_t len)
{
return sdio_io(d, addr, buf, len, 0, 1);
}
u8 rtw_sdio_read_cmd53(struct dvobj_priv *d, u32 addr, void *buf, size_t len)
{
return sdio_io(d, addr, buf, len, 0, 0);
}
u8 rtw_sdio_write_cmd52(struct dvobj_priv *d, u32 addr, void *buf, size_t len)
{
return sdio_io(d, addr, buf, len, 1, 1);
}
u8 rtw_sdio_write_cmd53(struct dvobj_priv *d, u32 addr, void *buf, size_t len)
{
return sdio_io(d, addr, buf, len, 1, 0);
}
u8 rtw_sdio_f0_read(struct dvobj_priv *d, u32 addr, void *buf, size_t len)
{
int err;
u8 ret;
ret = _SUCCESS;
addr = RTW_SDIO_ADDR_F0_GEN(addr);
err = d->intf_ops->read(d, addr, buf, len, 0);
if (err) {
RTW_INFO("%s: [ERROR] Read f0 register FAIL!\n", __FUNCTION__);
ret = _FAIL;
}
return ret;
}