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/* SPDX-License-Identifier: GPL-2.0-only */
/* 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>
*/
#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__ */