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staging: rtl8188eu: ctrl vendor req value is always 0x05

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The bRequest value for the vendor specific control requests sent by this
driver is always 0x05. Replace the function parameter with a define. Use
the same define as the rtlwifi driver.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20210406204829.18130-2-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Kaiser 2021-04-06 22:48:20 +02:00 committed by Greg Kroah-Hartman
parent 9d32836dbb
commit eeb4661560
1 changed files with 12 additions and 20 deletions
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32
drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
View file

@ -10,6 +10,8 @@
#include <recv_osdep.h>
#include <rtw_sreset.h>
#define REALTEK_USB_VENQT_CMD_REQ 0x05
static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf)
{
struct hal_data_8188e *haldata = adapt->HalData;
@ -198,7 +200,8 @@ unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr)
return pipe;
}
static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
static int
usbctrl_vendorreq(struct adapter *adapt, u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
{
struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt);
struct usb_device *udev = dvobjpriv->pusbdev;
@ -247,7 +250,8 @@ static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 i
memcpy(pIo_buf, pdata, len);
}
status = usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
status = usb_control_msg(udev, pipe, REALTEK_USB_VENQT_CMD_REQ,
reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
if (status == len) { /* Success this control transfer. */
if (requesttype == 0x01)
@ -286,61 +290,55 @@ static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 i
u8 usb_read8(struct adapter *adapter, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u8 data = 0;
request = 0x05;
requesttype = 0x01;/* read_in */
index = 0;/* n/a */
wvalue = (u16)(addr & 0x0000ffff);
len = 1;
usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
usbctrl_vendorreq(adapter, wvalue, index, &data, len, requesttype);
return data;
}
u16 usb_read16(struct adapter *adapter, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
__le32 data;
request = 0x05;
requesttype = 0x01;/* read_in */
index = 0;/* n/a */
wvalue = (u16)(addr & 0x0000ffff);
len = 2;
usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
usbctrl_vendorreq(adapter, wvalue, index, &data, len, requesttype);
return (u16)(le32_to_cpu(data) & 0xffff);
}
u32 usb_read32(struct adapter *adapter, u32 addr)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
__le32 data;
request = 0x05;
requesttype = 0x01;/* read_in */
index = 0;/* n/a */
wvalue = (u16)(addr & 0x0000ffff);
len = 4;
usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
usbctrl_vendorreq(adapter, wvalue, index, &data, len, requesttype);
return le32_to_cpu(data);
}
@ -508,33 +506,29 @@ void rtw_hal_inirp_deinit(struct adapter *padapter)
int usb_write8(struct adapter *adapter, u32 addr, u8 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
u8 data;
request = 0x05;
requesttype = 0x00;/* write_out */
index = 0;/* n/a */
wvalue = (u16)(addr & 0x0000ffff);
len = 1;
data = val;
return usbctrl_vendorreq(adapter, request, wvalue,
return usbctrl_vendorreq(adapter, wvalue,
index, &data, len, requesttype);
}
int usb_write16(struct adapter *adapter, u32 addr, u16 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
__le32 data;
request = 0x05;
requesttype = 0x00;/* write_out */
index = 0;/* n/a */
@ -543,20 +537,18 @@ int usb_write16(struct adapter *adapter, u32 addr, u16 val)
data = cpu_to_le32(val & 0x0000ffff);
return usbctrl_vendorreq(adapter, request, wvalue,
return usbctrl_vendorreq(adapter, wvalue,
index, &data, len, requesttype);
}
int usb_write32(struct adapter *adapter, u32 addr, u32 val)
{
u8 request;
u8 requesttype;
u16 wvalue;
u16 index;
u16 len;
__le32 data;
request = 0x05;
requesttype = 0x00;/* write_out */
index = 0;/* n/a */
@ -564,7 +556,7 @@ int usb_write32(struct adapter *adapter, u32 addr, u32 val)
len = 4;
data = cpu_to_le32(val);
return usbctrl_vendorreq(adapter, request, wvalue,
return usbctrl_vendorreq(adapter, wvalue,
index, &data, len, requesttype);
}