1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/staging/r8188eu/include/usb_ops.h b/drivers/staging/r8188eu/include/usb_ops.h
new file mode 100644
index 000000000..ddc46cb44
--- /dev/null
+++ b/drivers/staging/r8188eu/include/usb_ops.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/* Copyright(c) 2007 - 2011 Realtek Corporation. */
+
+#ifndef __USB_OPS_H_
+#define __USB_OPS_H_
+
+#include "osdep_service.h"
+#include "drv_types.h"
+#include "osdep_intf.h"
+
+#define REALTEK_USB_VENQT_READ		(USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
+#define REALTEK_USB_VENQT_WRITE		(USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE)
+#define REALTEK_USB_VENQT_CMD_REQ	0x05
+#define REALTEK_USB_VENQT_CMD_IDX	0x00
+
+#define ALIGNMENT_UNIT			16
+#define MAX_VENDOR_REQ_CMD_SIZE	254	/* 8188cu SIE Support */
+#define MAX_USB_IO_CTL_SIZE	(MAX_VENDOR_REQ_CMD_SIZE + ALIGNMENT_UNIT)
+
+#include "usb_ops_linux.h"
+
+/*
+ * Increase and check if the continual_urb_error of this @param dvobjprivei
+ * is larger than MAX_CONTINUAL_URB_ERR
+ * @return true:
+ * @return false:
+ */
+static inline bool rtw_inc_and_chk_continual_urb_error(struct dvobj_priv *dvobj)
+{
+	int value = atomic_inc_return(&dvobj->continual_urb_error);
+
+	if (value > MAX_CONTINUAL_URB_ERR)
+		return true;
+
+	return false;
+}
+
+/*
+* Set the continual_urb_error of this @param dvobjprive to 0
+*/
+static inline void rtw_reset_continual_urb_error(struct dvobj_priv *dvobj)
+{
+	atomic_set(&dvobj->continual_urb_error, 0);
+}
+
+#define USB_HIGH_SPEED_BULK_SIZE	512
+#define USB_FULL_SPEED_BULK_SIZE	64
+
+static inline bool rtw_usb_bulk_size_boundary(struct adapter *padapter, int buf_len)
+{
+	struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
+
+	if (pdvobjpriv->pusbdev->speed == USB_SPEED_HIGH)
+		return buf_len % USB_HIGH_SPEED_BULK_SIZE == 0;
+	else
+		return buf_len % USB_FULL_SPEED_BULK_SIZE == 0;
+}
+
+#endif /* __USB_OPS_H_ */