linux/drivers/net/phy/mscc/mscc_fc_buffer.h

65 lines
2.7 KiB
C

/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
/*
* Driver for Microsemi VSC85xx PHYs
*
* Copyright (C) 2019 Microsemi Corporation
*/
#ifndef _MSCC_PHY_FC_BUFFER_H_
#define _MSCC_PHY_FC_BUFFER_H_
#define MSCC_FCBUF_ENA_CFG 0x00
#define MSCC_FCBUF_MODE_CFG 0x01
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG 0x02
#define MSCC_FCBUF_TX_CTRL_QUEUE_CFG 0x03
#define MSCC_FCBUF_TX_DATA_QUEUE_CFG 0x04
#define MSCC_FCBUF_RX_DATA_QUEUE_CFG 0x05
#define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG 0x06
#define MSCC_FCBUF_FC_READ_THRESH_CFG 0x07
#define MSCC_FCBUF_TX_FRM_GAP_COMP 0x08
#define MSCC_FCBUF_ENA_CFG_TX_ENA BIT(0)
#define MSCC_FCBUF_ENA_CFG_RX_ENA BIT(4)
#define MSCC_FCBUF_MODE_CFG_DROP_BEHAVIOUR BIT(4)
#define MSCC_FCBUF_MODE_CFG_PAUSE_REACT_ENA BIT(8)
#define MSCC_FCBUF_MODE_CFG_RX_PPM_RATE_ADAPT_ENA BIT(12)
#define MSCC_FCBUF_MODE_CFG_TX_PPM_RATE_ADAPT_ENA BIT(16)
#define MSCC_FCBUF_MODE_CFG_TX_CTRL_QUEUE_ENA BIT(20)
#define MSCC_FCBUF_MODE_CFG_PAUSE_GEN_ENA BIT(24)
#define MSCC_FCBUF_MODE_CFG_INCLUDE_PAUSE_RCVD_IN_PAUSE_GEN BIT(28)
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_THRESH(x) (x)
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_THRESH_M GENMASK(15, 0)
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_OFFSET(x) ((x) << 16)
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_OFFSET_M GENMASK(19, 16)
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_RX_THRESH(x) ((x) << 20)
#define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_RX_THRESH_M GENMASK(31, 20)
#define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_START(x) (x)
#define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_START_M GENMASK(15, 0)
#define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_END(x) ((x) << 16)
#define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_END_M GENMASK(31, 16)
#define MSCC_FCBUF_TX_DATA_QUEUE_CFG_START(x) (x)
#define MSCC_FCBUF_TX_DATA_QUEUE_CFG_START_M GENMASK(15, 0)
#define MSCC_FCBUF_TX_DATA_QUEUE_CFG_END(x) ((x) << 16)
#define MSCC_FCBUF_TX_DATA_QUEUE_CFG_END_M GENMASK(31, 16)
#define MSCC_FCBUF_RX_DATA_QUEUE_CFG_START(x) (x)
#define MSCC_FCBUF_RX_DATA_QUEUE_CFG_START_M GENMASK(15, 0)
#define MSCC_FCBUF_RX_DATA_QUEUE_CFG_END(x) ((x) << 16)
#define MSCC_FCBUF_RX_DATA_QUEUE_CFG_END_M GENMASK(31, 16)
#define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XOFF_THRESH(x) (x)
#define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XOFF_THRESH_M GENMASK(15, 0)
#define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XON_THRESH(x) ((x) << 16)
#define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XON_THRESH_M GENMASK(31, 16)
#define MSCC_FCBUF_FC_READ_THRESH_CFG_TX_THRESH(x) (x)
#define MSCC_FCBUF_FC_READ_THRESH_CFG_TX_THRESH_M GENMASK(15, 0)
#define MSCC_FCBUF_FC_READ_THRESH_CFG_RX_THRESH(x) ((x) << 16)
#define MSCC_FCBUF_FC_READ_THRESH_CFG_RX_THRESH_M GENMASK(31, 16)
#endif /* _MSCC_PHY_FC_BUFFER_H_ */