* Samsung S3C on-chip full/high speed USB device controllers
* Copyright (C) 2005 for Samsung Electronics
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __S3C_USB_GADGET
#define __S3C_USB_GADGET
#include <asm/errno.h>
+#include <linux/sizes.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
#include <linux/list.h>
/*-------------------------------------------------------------------------*/
/* DMA bounce buffer size, 16K is enough even for mass storage */
-#define DMA_BUFFER_SIZE (4096*4)
+#define DMA_BUFFER_SIZE (16*SZ_1K)
#define EP0_FIFO_SIZE 64
#define EP_FIFO_SIZE 512
struct s3c_plat_otg_data *pdata;
- void *dma_buf[S3C_MAX_ENDPOINTS+1];
- dma_addr_t dma_addr[S3C_MAX_ENDPOINTS+1];
-
int ep0state;
struct s3c_ep ep[S3C_MAX_ENDPOINTS];
unsigned char usb_address;
- unsigned req_pending:1, req_std:1, req_config:1;
+ unsigned req_pending:1, req_std:1;
};
extern struct s3c_udc *the_controller;
#define ep_index(EP) ((EP)->bEndpointAddress&0xF)
#define ep_maxpacket(EP) ((EP)->ep.maxpacket)
-/*-------------------------------------------------------------------------*/
-/* #define DEBUG_UDC */
-#ifdef DEBUG_UDC
-#define DBG(stuff...) printf("udc: " stuff)
-#else
-#define DBG(stuff...) do {} while (0)
-#endif
-
-#ifdef DEBUG_S3C_UDC_SETUP
-#define DEBUG_SETUP(fmt, args...) printk(fmt, ##args)
-#else
-#define DEBUG_SETUP(fmt, args...) do {} while (0)
-#endif
-
-#ifdef DEBUG_S3C_UDC_EP0
-#define DEBUG_EP0(fmt, args...) printk(fmt, ##args)
-#else
-#define DEBUG_EP0(fmt, args...) do {} while (0)
-#endif
-
-#ifdef DEBUG_S3C_UDC_ISR
-#define DEBUG_ISR 1
-#else
-#define DEBUG_ISR 0
-#endif
-
-#ifdef DEBUG_S3C_UDC_OUT_EP
-#define DEBUG_OUT_EP(fmt, args...) printk(fmt, ##args)
-#else
-#define DEBUG_OUT_EP(fmt, args...) do {} while (0)
-#endif
-
-#ifdef DEBUG_S3C_UDC_IN_EP
-#define DEBUG_IN_EP 1
-#else
-#define DEBUG_IN_EP 0
-#endif
-
-#if defined(DEBUG_S3C_UDC_SETUP) || defined(DEBUG_S3C_UDC_EP0) || \
- defined(DEBUG_S3C_UDC_ISR) || defined(DEBUG_S3C_UDC_OUT_EP) || \
- defined(DEBUG_S3C_UDC_IN_EP) || defined(DEBUG_S3C_UDC)
-#define DEBUG
-#endif
-
-#define ERR(stuff...) printf("ERR udc: " stuff)
-#define WARN(stuff...) printf("WARNING udc: " stuff)
-#define INFO(stuff...) printf("INFO udc: " stuff)
-
extern void otg_phy_init(struct s3c_udc *dev);
extern void otg_phy_off(struct s3c_udc *dev);