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Commit 2b2e41e3 authored by Ming Lei's avatar Ming Lei Committed by David S. Miller
Browse files

usbnet: smsc75xx: apply introduced usb command APIs 



Acked-by: default avatarOliver Neukum <oneukum@suse.de>
Signed-off-by: default avatarMing Lei <ming.lei@canonical.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f7385ec9

drivers/net/usb/smsc75xx.c

+14 −25
Original line number Diff line number Diff line
@@ -85,26 +85,21 @@ MODULE_PARM_DESC(turbo_mode, "Enable multiple frames per Rx transaction"); 
static int __must_check smsc75xx_read_reg(struct usbnet *dev, u32 index,

					  u32 *data)

{

	u32 *buf = kmalloc(4, GFP_KERNEL);

	u32 buf;

	int ret;



	BUG_ON(!dev);



	if (!buf)

		return -ENOMEM;



	ret = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0),

		USB_VENDOR_REQUEST_READ_REGISTER,

		USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,

		00, index, buf, 4, USB_CTRL_GET_TIMEOUT);



	ret = usbnet_read_cmd(dev, USB_VENDOR_REQUEST_READ_REGISTER,

			      USB_DIR_IN | USB_TYPE_VENDOR |

			      USB_RECIP_DEVICE,

			      0, index, &buf, 4);

	if (unlikely(ret < 0))

		netdev_warn(dev->net,

			"Failed to read reg index 0x%08x: %d", index, ret);



	le32_to_cpus(buf);

	*data = *buf;

	kfree(buf);

	le32_to_cpus(&buf);

	*data = buf;



	return ret;

}
@@ -112,28 +107,22 @@ static int __must_check smsc75xx_read_reg(struct usbnet *dev, u32 index, 
static int __must_check smsc75xx_write_reg(struct usbnet *dev, u32 index,

					   u32 data)

{

	u32 *buf = kmalloc(4, GFP_KERNEL);

	u32 buf;

	int ret;



	BUG_ON(!dev);



	if (!buf)

		return -ENOMEM;



	*buf = data;

	cpu_to_le32s(buf);



	ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0),

		USB_VENDOR_REQUEST_WRITE_REGISTER,

		USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,

		00, index, buf, 4, USB_CTRL_SET_TIMEOUT);

	buf = data;

	cpu_to_le32s(&buf);



	ret = usbnet_write_cmd(dev, USB_VENDOR_REQUEST_WRITE_REGISTER,

			       USB_DIR_OUT | USB_TYPE_VENDOR |

			       USB_RECIP_DEVICE,

			       0, index, &buf, 4);

	if (unlikely(ret < 0))

		netdev_warn(dev->net,

			"Failed to write reg index 0x%08x: %d", index, ret);



	kfree(buf);



	return ret;

}