/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ /* * Microsemi Ocelot Switch driver * * Copyright (C) 2019 Microsemi Corporation */ #ifndef _MSCC_OCELOT_FC_BUFFER_H_ #define _MSCC_OCELOT_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