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rsi: use macros in USB specific code 

For USB vendor read and write operations new macros added to avoid
redundant usage of long or'ed macros. Also for timeouts standard USB
macros are used.

Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Prameela Rani Garnepudi 2017-05-16 15:31:11 +05:30 committed by Kalle Valo
parent 2fbbe5179e
commit 4b1fc88117
1 changed files with 9 additions and 6 deletions
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15
drivers/net/wireless/rsi/rsi_91x_usb.c
View File

@ -141,6 +141,9 @@ static int rsi_find_bulk_in_and_out_endpoints(struct usb_interface *interface,
return 0;
}
#define RSI_USB_REQ_OUT (USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE)
#define RSI_USB_REQ_IN (USB_TYPE_VENDOR | USB_DIR_IN | USB_RECIP_DEVICE)
/* rsi_usb_reg_read() - This function reads data from given register address.
* @usbdev: Pointer to the usb_device structure.
* @reg: Address of the register to be read.
@ -164,11 +167,11 @@ static int rsi_usb_reg_read(struct usb_device *usbdev,
status = usb_control_msg(usbdev,
usb_rcvctrlpipe(usbdev, 0),
USB_VENDOR_REGISTER_READ,
USB_TYPE_VENDOR,
RSI_USB_REQ_IN,
((reg & 0xffff0000) >> 16), (reg & 0xffff),
(void *)buf,
len,
HZ * 5);
USB_CTRL_GET_TIMEOUT);
*value = (buf[0] | (buf[1] << 8));
if (status < 0) {
@ -211,12 +214,12 @@ static int rsi_usb_reg_write(struct usb_device *usbdev,
status = usb_control_msg(usbdev,
usb_sndctrlpipe(usbdev, 0),
USB_VENDOR_REGISTER_WRITE,
USB_TYPE_VENDOR,
RSI_USB_REQ_OUT,
((reg & 0xffff0000) >> 16),
(reg & 0xffff),
(void *)usb_reg_buf,
len,
HZ * 5);
USB_CTRL_SET_TIMEOUT);
if (status < 0) {
rsi_dbg(ERR_ZONE,
"%s: Reg write failed with error code :%d\n",
@ -303,12 +306,12 @@ int rsi_usb_write_register_multiple(struct rsi_hw *adapter,
status = usb_control_msg(dev->usbdev,
usb_sndctrlpipe(dev->usbdev, 0),
USB_VENDOR_REGISTER_WRITE,
USB_TYPE_VENDOR,
RSI_USB_REQ_OUT,
((addr & 0xffff0000) >> 16),
(addr & 0xffff),
(void *)buf,
transfer,
HZ * 5);
USB_CTRL_SET_TIMEOUT);
if (status < 0) {
rsi_dbg(ERR_ZONE,
"Reg write failed with error code :%d\n",