105 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			105 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* 10G controller driver for Samsung SoCs
 | 
						|
 *
 | 
						|
 * Copyright (C) 2013 Samsung Electronics Co., Ltd.
 | 
						|
 *		http://www.samsung.com
 | 
						|
 *
 | 
						|
 * Author: Siva Reddy Kallam <siva.kallam@samsung.com>
 | 
						|
 *
 | 
						|
 * This program is free software; you can redistribute it and/or modify
 | 
						|
 * it under the terms of the GNU General Public License version 2 as
 | 
						|
 * published by the Free Software Foundation.
 | 
						|
 */
 | 
						|
#ifndef __SXGBE_MTL_H__
 | 
						|
#define __SXGBE_MTL_H__
 | 
						|
 | 
						|
#define SXGBE_MTL_OPMODE_ESTMASK	0x3
 | 
						|
#define SXGBE_MTL_OPMODE_RAAMASK	0x1
 | 
						|
#define SXGBE_MTL_FCMASK		0x7
 | 
						|
#define SXGBE_MTL_TX_FIFO_DIV		256
 | 
						|
#define SXGBE_MTL_RX_FIFO_DIV		256
 | 
						|
 | 
						|
#define SXGBE_MTL_RXQ_OP_FEP		BIT(4)
 | 
						|
#define SXGBE_MTL_RXQ_OP_FUP		BIT(3)
 | 
						|
#define SXGBE_MTL_ENABLE_FC		0x80
 | 
						|
 | 
						|
#define ETS_WRR				0xFFFFFF9F
 | 
						|
#define ETS_RST				0xFFFFFF9F
 | 
						|
#define ETS_WFQ				0x00000020
 | 
						|
#define ETS_DWRR			0x00000040
 | 
						|
#define RAA_SP				0xFFFFFFFB
 | 
						|
#define RAA_WSP				0x00000004
 | 
						|
 | 
						|
#define RX_QUEUE_DYNAMIC		0x80808080
 | 
						|
#define RX_FC_ACTIVE			8
 | 
						|
#define RX_FC_DEACTIVE			13
 | 
						|
 | 
						|
enum ttc_control {
 | 
						|
	MTL_CONTROL_TTC_64 = 0x00000000,
 | 
						|
	MTL_CONTROL_TTC_96 = 0x00000020,
 | 
						|
	MTL_CONTROL_TTC_128 = 0x00000030,
 | 
						|
	MTL_CONTROL_TTC_192 = 0x00000040,
 | 
						|
	MTL_CONTROL_TTC_256 = 0x00000050,
 | 
						|
	MTL_CONTROL_TTC_384 = 0x00000060,
 | 
						|
	MTL_CONTROL_TTC_512 = 0x00000070,
 | 
						|
};
 | 
						|
 | 
						|
enum rtc_control {
 | 
						|
	MTL_CONTROL_RTC_64 = 0x00000000,
 | 
						|
	MTL_CONTROL_RTC_96 = 0x00000002,
 | 
						|
	MTL_CONTROL_RTC_128 = 0x00000003,
 | 
						|
};
 | 
						|
 | 
						|
enum flow_control_th {
 | 
						|
	MTL_FC_FULL_1K = 0x00000000,
 | 
						|
	MTL_FC_FULL_2K = 0x00000001,
 | 
						|
	MTL_FC_FULL_4K = 0x00000002,
 | 
						|
	MTL_FC_FULL_5K = 0x00000003,
 | 
						|
	MTL_FC_FULL_6K = 0x00000004,
 | 
						|
	MTL_FC_FULL_8K = 0x00000005,
 | 
						|
	MTL_FC_FULL_16K = 0x00000006,
 | 
						|
	MTL_FC_FULL_24K = 0x00000007,
 | 
						|
};
 | 
						|
 | 
						|
struct sxgbe_mtl_ops {
 | 
						|
	void (*mtl_init)(void __iomem *ioaddr, unsigned int etsalg,
 | 
						|
			 unsigned int raa);
 | 
						|
 | 
						|
	void (*mtl_set_txfifosize)(void __iomem *ioaddr, int queue_num,
 | 
						|
				   int mtl_fifo);
 | 
						|
 | 
						|
	void (*mtl_set_rxfifosize)(void __iomem *ioaddr, int queue_num,
 | 
						|
				   int queue_fifo);
 | 
						|
 | 
						|
	void (*mtl_enable_txqueue)(void __iomem *ioaddr, int queue_num);
 | 
						|
 | 
						|
	void (*mtl_disable_txqueue)(void __iomem *ioaddr, int queue_num);
 | 
						|
 | 
						|
	void (*set_tx_mtl_mode)(void __iomem *ioaddr, int queue_num,
 | 
						|
				int tx_mode);
 | 
						|
 | 
						|
	void (*set_rx_mtl_mode)(void __iomem *ioaddr, int queue_num,
 | 
						|
				int rx_mode);
 | 
						|
 | 
						|
	void (*mtl_dynamic_dma_rxqueue)(void __iomem *ioaddr);
 | 
						|
 | 
						|
	void (*mtl_fc_active)(void __iomem *ioaddr, int queue_num,
 | 
						|
			      int threshold);
 | 
						|
 | 
						|
	void (*mtl_fc_deactive)(void __iomem *ioaddr, int queue_num,
 | 
						|
				int threshold);
 | 
						|
 | 
						|
	void (*mtl_fc_enable)(void __iomem *ioaddr, int queue_num);
 | 
						|
 | 
						|
	void (*mtl_fep_enable)(void __iomem *ioaddr, int queue_num);
 | 
						|
 | 
						|
	void (*mtl_fep_disable)(void __iomem *ioaddr, int queue_num);
 | 
						|
 | 
						|
	void (*mtl_fup_enable)(void __iomem *ioaddr, int queue_num);
 | 
						|
 | 
						|
	void (*mtl_fup_disable)(void __iomem *ioaddr, int queue_num);
 | 
						|
};
 | 
						|
 | 
						|
const struct sxgbe_mtl_ops *sxgbe_get_mtl_ops(void);
 | 
						|
 | 
						|
#endif /* __SXGBE_MTL_H__ */
 |